MoonLake Immunotherapeutics (MLTX)

Data as of Jul 29, 2026, from SEC Form 4 filings.

Net insider selling (90d)Watch MLTX

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Latest MLTX insider trades

Kristian Reich - Officer
Open-market sale$22K
Jul 27, 2026
Kristian Reich - Officer
Open-market sale

About MoonLake Immunotherapeutics (MLTX)

MoonLake Immunotherapeutics is an SEC registrant, filing under CIK 0001821586, classified as pharmaceutical preparations. We track it alongside the rest of the Health Care sector.

Sector: Health Care

SEC filings for MLTX on EDGAR

MLTX Form 4 activity by transaction type, last 90 days

Form 4 transaction type	Transactions	Shares	Total value
Open-market sale	5	113,353	$2.27M

MLTX insider transactions (Form 4)

34 Form 4 filings on record, the earliest from Oct 8, 2024, newest first. Filing history page 1 of 2.

Date	Insider	Transaction	Security	Shares	Price	Value
Jul 27, 2026	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	1,100	$20.00	$22K
Jul 21, 2026	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	50,000	$20.02^{footnote F2}	$1.00M
Jul 22, 2026	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	2,448	$20.00	$49K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.06. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Jul 20, 2026	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	43,700	$20.09^{footnote F2}	$878K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.25. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Jul 15, 2026	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	16,105	$20.01^{footnote F2}	$322K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.04. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Jul 9, 2026	da Silva Jorge Santos - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	33,936	$20.01^{footnote F2}	$679K
Jul 10, 2026	da Silva Jorge Santos - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	68,289	$20.02^{footnote F3}	$1.37M
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.03. Upon request by the staff of the U.S. Securities and Exchange Commission (the "SEC"), the Issuer, or a security holder… Full note on SEC EDGAR Footnote F3 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.10. Upon request by the staff of the SEC, the Issuer, or a security holder of the Issuer, the Reporting Person will provide… Full note on SEC EDGAR
Jul 1, 2026	da Silva Jorge Santos - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	47,775	$20.03^{footnote F2}	$957K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.09. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Jun 22, 2026	Matthias Bodenstedt - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	39,120	$22.04^{footnote F2}	$862K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.87 to $23.2049. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Jun 17, 2026	BVF PARTNERS L P - Director	Grant or award	Option to Buy	22,195	$0.00	-
Jun 17, 2026	Matthias Bodenstedt - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	15,082	$19.68^{footnote F2}	$297K
Jun 18, 2026	Matthias Bodenstedt - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	2,794	$19.60^{footnote F3}	$55K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.50 to $20.06. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR Footnote F3 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.505 to $19.70. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Jun 17, 2026	Andrew John Phillips - Director	Grant or award	Option to Buy	22,195	$0.00	-
Jun 17, 2026	Spike Loy - Director	Grant or award	Option to Buy	22,195	$0.00	-
Jun 17, 2026	Catherine Moukheibir - Director	Grant or award	Option to Buy	22,195	$0.00	-
Jun 17, 2026	Ramnik Xavier - Director	Grant or award	Option to Buy	22,195	$0.00	-
Jun 17, 2026	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	50,000	$19.43^{footnote F5}	$972K
Jun 15, 2026	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	50,000	$18.89^{footnote F2}	$945K
Jun 16, 2026	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	50,000	$18.70^{footnote F4}	$935K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.66 to $19.12. Upon request by the staff of the U.S. Securities and Exchange Commission (the "Commission"), the Issuer, or a security… Full note on SEC EDGAR Footnote F4 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.235 to $19.33. Upon request by the staff of the Commission, the Issuer, or a security holder of the Issuer, the Reporting Person will… Full note on SEC EDGAR Footnote F5 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.915 to $19.97. Upon request by the staff of the Commission, the Issuer, or a security holder of the Issuer, the Reporting Person will… Full note on SEC EDGAR
May 11, 2026	Matthias Bodenstedt - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	13,653	$20.02^{footnote F2}	$273K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.50 to $20.83. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Apr 14, 2026	Matthias Bodenstedt - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	2,426	$19.56^{footnote F2}	$47K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.500 to $19.625. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Apr 10, 2026	da Silva Jorge Santos - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	98,127	$18.41^{footnote F2}	$1.81M
Apr 13, 2026	da Silva Jorge Santos - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	51,873	$18.23^{footnote F3}	$946K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.00 to $19.55. Upon request by the staff of the U.S. Securities and Exchange Commission (the "SEC"), the Issuer, or a security holder… Full note on SEC EDGAR Footnote F3 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.00 to $18.41. Upon request by the staff of the SEC, the Issuer, or a security holder of the Issuer, the Reporting Person will provide… Full note on SEC EDGAR
Apr 9, 2026	Matthias Bodenstedt - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	85,870	$18.94^{footnote F2}	$1.63M
Apr 10, 2026	Matthias Bodenstedt - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	1,925	$19.51^{footnote F3}	$38K
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.340 to $19.455. Upon request by the staff of the U.S. Securities and Exchange Commission (the "SEC"), the Issuer, or a security… Full note on SEC EDGAR Footnote F3 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.500 to $19.560. Upon request by the staff of the SEC, the Issuer, or a security holder of the Issuer, the Reporting Person will… Full note on SEC EDGAR
Mar 31, 2026	BVF PARTNERS L P - Director	Open-market sale	Class A Ordinary Shares, $0.0001 par value	1,932,354	$16.79	$32.44M
Mar 31, 2026	BVF PARTNERS L P - Director	Open-market sale	Class A Ordinary Shares, $0.0001 par value	1,569,116	$16.79	$26.35M
Mar 31, 2026	BVF PARTNERS L P - Director	Open-market sale	Class A Ordinary Shares, $0.0001 par value	248,530	$16.79	$4.17M
Jan 7, 2026	Matthias Bodenstedt - Officer	Grant or award	Class A ordinary shares, par value $0.0001 per share	354,296	$0.00	-
Jan 7, 2026	da Silva Jorge Santos - Officer	Grant or award	Stock Option (Right to Buy)	520,342	$0.00	-
Jan 7, 2026	Kristian Reich - Officer	Grant or award	Stock Option (Right to Buy)	520,342	$0.00	-
Dec 19, 2025	Matthias Bodenstedt - Officer	Other	Class A ordinary shares, par value $0.0001 per share	294,473	-^{footnote F2}	-
Dec 19, 2025	Matthias Bodenstedt - Officer	Derivative	Class C ordinary shares, par value $0.0001 per share	294,473	-^{footnote F2}	-
Dec 19, 2025	Matthias Bodenstedt - Officer	Other	Common shares, par value CHF 0.10 per share, of MoonLake AG	8,754	-^{footnote F2}	-
Footnote F2 (price): The common shares of MoonLake AG may be exchanged at the holder's option into Class A ordinary shares at a rate of 1 common share of MoonLake AG for 33.638698 Class A ordinary shares, rounded to the nearest whole share. Upon any such exchange of a common share of MoonLake AG… Full note on SEC EDGAR
Dec 19, 2025	Kristian Reich - Officer	Other	Class A ordinary shares, par value $0.0001 per share	35,389	-^{footnote F2}	-
Dec 19, 2025	Kristian Reich - Officer	Derivative	Class C ordinary shares, par value $0.0001 per share	35,389	-^{footnote F2}	-
Dec 19, 2025	Kristian Reich - Officer	Other	Common shares, par value CHF 0.10 per share, of MoonLake AG	1,052	-^{footnote F2}	-
Footnote F2 (price): The common shares of MoonLake AG may be exchanged at the holder's option into Class A ordinary shares at a rate of 1 common share of MoonLake AG for 33.638698 Class A ordinary shares, rounded to the nearest whole share. Upon any such exchange of a common share of MoonLake AG… Full note on SEC EDGAR
Dec 19, 2025	da Silva Jorge Santos - Officer	Other	Class A ordinary shares, par value $0.0001 per share	196,316	-^{footnote F2}	-
Dec 19, 2025	da Silva Jorge Santos - Officer	Derivative	Class C ordinary shares, par value $0.0001 per share	196,316	-^{footnote F2}	-
Dec 19, 2025	da Silva Jorge Santos - Officer	Other	Common shares, par value CHF 0.10 per share, of MoonLake AG	5,836	-^{footnote F2}	-
Footnote F2 (price): The common shares of MoonLake AG may be exchanged at the holder's option into Class A ordinary shares at a rate of 1 common share of MoonLake AG for 33.638698 Class A ordinary shares, rounded to the nearest whole share. Upon any such exchange of a common share of MoonLake AG… Full note on SEC EDGAR
Dec 8, 2025	da Silva Jorge Santos - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	130,000	$15.08^{footnote F2}	$1.96M
Dec 9, 2025	da Silva Jorge Santos - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	70,000	$14.49	$1.01M
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $15.045789 to $15.098641. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of… Full note on SEC EDGAR
Dec 8, 2025	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	130,000	$15.08^{footnote F2}	$1.96M
Dec 9, 2025	Kristian Reich - Officer	Open-market sale	Class A ordinary shares, par value $0.0001 per share	72,908	$14.43	$1.05M
Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $15.036949 to $15.101507. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of… Full note on SEC EDGAR
Oct 8, 2025	Matthias Bodenstedt - Officer	Open-market purchase	Class A ordinary shares, par value $0.0001 per share	10,870	$9.09^{footnote F1}	$99K
Footnote F1 (price): The price reported represents the weighted average purchase price per share. The shares were purchased in multiple transactions at prices ranging from $9.085 to $9.091244. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder… Full note on SEC EDGAR
Sep 29, 2025	Bihua Chen	Open-market sale	Class A Ordinary Shares	70,748	$9.38	$664K
Sep 29, 2025	Bihua Chen	Open-market sale	Class A Ordinary Shares	232,460	$8.40	$1.95M
Sep 29, 2025	Bihua Chen	Open-market sale	Class A Ordinary Shares	3,390,943	$7.58	$25.70M
Sep 29, 2025	Bihua Chen	Open-market sale	Class A Ordinary Shares	2,800,000	$6.61	$18.51M
Sep 30, 2025	Bihua Chen	Open-market sale	Class A Ordinary Shares	5,827	$6.96	$41K
Sep 2, 2025	Kristian Reich - Officer	Other	Class A ordinary shares, par value $0.0001 per share	48,978	-	-
Sep 2, 2025	Kristian Reich - Officer	Derivative	Class C ordinary shares, par value $0.0001 per share	48,978	-	-
Jan 20, 2025	Kristian Reich - Officer	Other	Common shares, par value CHF 0.10 per share, of MoonLake AG	1,456	-	-

Recent MLTX Form 8-K filings

Read MLTX company news

Sep 30, 2026Item 8.01

Read the filing on SEC EDGAR

Aug 10, 2026Item 2.02, 7.01, 9.01

Read the filing on SEC EDGAR

Jul 14, 2026Item 8.01

Read the filing on SEC EDGAR

Jun 25, 2026Item 1.01, 9.01

Read the filing on SEC EDGAR

Recent MLTX Form 144 notices of proposed sale

An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.

Filed	Filer	Relationship	Shares	Market value	Notice
Jul 15, 2026	-	-	-	-	View on EDGAR
Jun 30, 2026	-	-	-	-

MLTX insider trading FAQ

What is the latest insider trade for MLTX?

MoonLake Immunotherapeutics (MLTX) had 4 insider filings in the last 90 days, with the most recent on 2026-07-29. The full record for MLTX runs to 34 Form 4 filings, the earliest from 2024-10-08. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying MLTX stock?

No insider purchases of MLTX were filed in the last 90 days. 1 purchase is on record for this company.

How many insiders are selling MLTX stock?

5 insider sales of MLTX were filed in the last 90 days, totaling $2.27M.

Where can I see MLTX SEC filings (Form 4, 10-K, 10-Q, 8-K)?

This page collects MLTX Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.

More Health Care companies with insider activity

Recent insider filings

The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.

Jul 29, 2026 - Kristian Reich view on EDGAR
Jul 23, 2026 - Kristian Reich view on EDGAR
Jul 21, 2026 - Kristian Reich view on EDGAR
Jul 20, 2026 - Kristian Reich view on EDGAR
Jul 13, 2026 - da Silva Jorge Santos view on EDGAR
Jul 2, 2026 - da Silva Jorge Santos view on EDGAR
Jun 23, 2026 - Matthias Bodenstedt view on EDGAR
Jun 22, 2026 - BVF PARTNERS L P view on EDGAR
Jun 18, 2026 - Matthias Bodenstedt view on EDGAR

Related companies with recent insider activity

Learn more

Insider selling: signal or noise?: Why most insider sales are routine, and the few patterns worth a second look.
Form 144 vs Form 4: A Form 144 announces a planned sale; the Form 4 reports it after it happens.
Insider activity in Health Care: Where MLTX's peers are being bought and sold.
Every recent Form 4: The market-wide feed, updated as filings arrive from SEC EDGAR.

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Form 4 transaction type

Transactions

Total value

Open-market sale

113,353

$2.27M

Date

Insider

Transaction

Security

Price

Value

Jul 27, 2026

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

1,100

$20.00

$22K

Jul 21, 2026

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

50,000

$20.02^{footnote F2}

$1.00M

Jul 22, 2026

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

2,448

$20.00

$49K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.06. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR

Jul 20, 2026

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

43,700

$20.09^{footnote F2}

$878K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.25. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR

Jul 15, 2026

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

16,105

$20.01^{footnote F2}

$322K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.04. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR

Jul 9, 2026

da Silva Jorge Santos - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

33,936

$20.01^{footnote F2}

$679K

Jul 10, 2026

da Silva Jorge Santos - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

68,289

$20.02^{footnote F3}

$1.37M

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.03. Upon request by the staff of the U.S. Securities and Exchange Commission (the "SEC"), the Issuer, or a security holder… Full note on SEC EDGAR
Footnote F3 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.10. Upon request by the staff of the SEC, the Issuer, or a security holder of the Issuer, the Reporting Person will provide… Full note on SEC EDGAR

Jul 1, 2026

da Silva Jorge Santos - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

47,775

$20.03^{footnote F2}

$957K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $20.00 to $20.09. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR

Jun 22, 2026

Matthias Bodenstedt - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

39,120

$22.04^{footnote F2}

$862K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.87 to $23.2049. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR

Jun 17, 2026

BVF PARTNERS L P - Director

Grant or award

Option to Buy

22,195

$0.00

Jun 17, 2026

Matthias Bodenstedt - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

15,082

$19.68^{footnote F2}

$297K

Jun 18, 2026

Matthias Bodenstedt - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

2,794

$19.60^{footnote F3}

$55K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.50 to $20.06. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR
Footnote F3 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.505 to $19.70. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR

Jun 17, 2026

Andrew John Phillips - Director

Grant or award

Option to Buy

22,195

$0.00

Jun 17, 2026

Spike Loy - Director

Grant or award

Option to Buy

22,195

$0.00

Jun 17, 2026

Catherine Moukheibir - Director

Grant or award

Option to Buy

22,195

$0.00

Jun 17, 2026

Ramnik Xavier - Director

Grant or award

Option to Buy

22,195

$0.00

Jun 17, 2026

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

50,000

$19.43^{footnote F5}

$972K

Jun 15, 2026

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

50,000

$18.89^{footnote F2}

$945K

Jun 16, 2026

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

50,000

$18.70^{footnote F4}

$935K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.66 to $19.12. Upon request by the staff of the U.S. Securities and Exchange Commission (the "Commission"), the Issuer, or a security… Full note on SEC EDGAR
Footnote F4 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.235 to $19.33. Upon request by the staff of the Commission, the Issuer, or a security holder of the Issuer, the Reporting Person will… Full note on SEC EDGAR
Footnote F5 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.915 to $19.97. Upon request by the staff of the Commission, the Issuer, or a security holder of the Issuer, the Reporting Person will… Full note on SEC EDGAR

May 11, 2026

Matthias Bodenstedt - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

13,653

$20.02^{footnote F2}

$273K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.50 to $20.83. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR

Apr 14, 2026

Matthias Bodenstedt - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

2,426

$19.56^{footnote F2}

$47K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.500 to $19.625. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the… Full note on SEC EDGAR

Apr 10, 2026

da Silva Jorge Santos - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

98,127

$18.41^{footnote F2}

$1.81M

Apr 13, 2026

da Silva Jorge Santos - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

51,873

$18.23^{footnote F3}

$946K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.00 to $19.55. Upon request by the staff of the U.S. Securities and Exchange Commission (the "SEC"), the Issuer, or a security holder… Full note on SEC EDGAR
Footnote F3 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.00 to $18.41. Upon request by the staff of the SEC, the Issuer, or a security holder of the Issuer, the Reporting Person will provide… Full note on SEC EDGAR

Apr 9, 2026

Matthias Bodenstedt - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

85,870

$18.94^{footnote F2}

$1.63M

Apr 10, 2026

Matthias Bodenstedt - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

1,925

$19.51^{footnote F3}

$38K

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $18.340 to $19.455. Upon request by the staff of the U.S. Securities and Exchange Commission (the "SEC"), the Issuer, or a security… Full note on SEC EDGAR
Footnote F3 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $19.500 to $19.560. Upon request by the staff of the SEC, the Issuer, or a security holder of the Issuer, the Reporting Person will… Full note on SEC EDGAR

Mar 31, 2026

BVF PARTNERS L P - Director

Open-market sale

Class A Ordinary Shares, $0.0001 par value

1,932,354

$16.79

$32.44M

Mar 31, 2026

BVF PARTNERS L P - Director

Open-market sale

Class A Ordinary Shares, $0.0001 par value

1,569,116

$16.79

$26.35M

Mar 31, 2026

BVF PARTNERS L P - Director

Open-market sale

Class A Ordinary Shares, $0.0001 par value

248,530

$16.79

$4.17M

Jan 7, 2026

Matthias Bodenstedt - Officer

Grant or award

Class A ordinary shares, par value $0.0001 per share

354,296

$0.00

Jan 7, 2026

da Silva Jorge Santos - Officer

Grant or award

Stock Option (Right to Buy)

520,342

$0.00

Jan 7, 2026

Kristian Reich - Officer

Grant or award

Stock Option (Right to Buy)

520,342

$0.00

Dec 19, 2025

Matthias Bodenstedt - Officer

Other

Class A ordinary shares, par value $0.0001 per share

294,473

-^{footnote F2}

Dec 19, 2025

Matthias Bodenstedt - Officer

Derivative

Class C ordinary shares, par value $0.0001 per share

294,473

-^{footnote F2}

Dec 19, 2025

Matthias Bodenstedt - Officer

Other

Common shares, par value CHF 0.10 per share, of MoonLake AG

8,754

-^{footnote F2}

Footnote F2 (price): The common shares of MoonLake AG may be exchanged at the holder's option into Class A ordinary shares at a rate of 1 common share of MoonLake AG for 33.638698 Class A ordinary shares, rounded to the nearest whole share. Upon any such exchange of a common share of MoonLake AG… Full note on SEC EDGAR

Dec 19, 2025

Kristian Reich - Officer

Other

Class A ordinary shares, par value $0.0001 per share

35,389

-^{footnote F2}

Dec 19, 2025

Kristian Reich - Officer

Derivative

Class C ordinary shares, par value $0.0001 per share

35,389

-^{footnote F2}

Dec 19, 2025

Kristian Reich - Officer

Other

Common shares, par value CHF 0.10 per share, of MoonLake AG

1,052

-^{footnote F2}

Footnote F2 (price): The common shares of MoonLake AG may be exchanged at the holder's option into Class A ordinary shares at a rate of 1 common share of MoonLake AG for 33.638698 Class A ordinary shares, rounded to the nearest whole share. Upon any such exchange of a common share of MoonLake AG… Full note on SEC EDGAR

Dec 19, 2025

da Silva Jorge Santos - Officer

Other

Class A ordinary shares, par value $0.0001 per share

196,316

-^{footnote F2}

Dec 19, 2025

da Silva Jorge Santos - Officer

Derivative

Class C ordinary shares, par value $0.0001 per share

196,316

-^{footnote F2}

Dec 19, 2025

da Silva Jorge Santos - Officer

Other

Common shares, par value CHF 0.10 per share, of MoonLake AG

5,836

-^{footnote F2}

Footnote F2 (price): The common shares of MoonLake AG may be exchanged at the holder's option into Class A ordinary shares at a rate of 1 common share of MoonLake AG for 33.638698 Class A ordinary shares, rounded to the nearest whole share. Upon any such exchange of a common share of MoonLake AG… Full note on SEC EDGAR

Dec 8, 2025

da Silva Jorge Santos - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

130,000

$15.08^{footnote F2}

$1.96M

Dec 9, 2025

da Silva Jorge Santos - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

70,000

$14.49

$1.01M

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $15.045789 to $15.098641. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of… Full note on SEC EDGAR

Dec 8, 2025

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

130,000

$15.08^{footnote F2}

$1.96M

Dec 9, 2025

Kristian Reich - Officer

Open-market sale

Class A ordinary shares, par value $0.0001 per share

72,908

$14.43

$1.05M

Footnote F2 (price): The price reported represents the weighted average sale price per share. The shares were sold in multiple transactions at prices ranging from $15.036949 to $15.101507. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of… Full note on SEC EDGAR

Oct 8, 2025

Matthias Bodenstedt - Officer

Open-market purchase

Class A ordinary shares, par value $0.0001 per share

10,870

$9.09^{footnote F1}

$99K

Footnote F1 (price): The price reported represents the weighted average purchase price per share. The shares were purchased in multiple transactions at prices ranging from $9.085 to $9.091244. Upon request by the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder… Full note on SEC EDGAR

Sep 29, 2025

Bihua Chen

Open-market sale

Class A Ordinary Shares

70,748

$9.38

$664K

Sep 29, 2025

Bihua Chen

Open-market sale

Class A Ordinary Shares

232,460

$8.40

$1.95M

Sep 29, 2025

Bihua Chen

Open-market sale

Class A Ordinary Shares

3,390,943

$7.58

$25.70M

Sep 29, 2025

Bihua Chen

Open-market sale

Class A Ordinary Shares

2,800,000

$6.61

$18.51M

Sep 30, 2025

Bihua Chen

Open-market sale

Class A Ordinary Shares

5,827

$6.96

$41K

Sep 2, 2025

Kristian Reich - Officer

Other

Class A ordinary shares, par value $0.0001 per share

48,978

Sep 2, 2025

Kristian Reich - Officer

Derivative

Class C ordinary shares, par value $0.0001 per share

48,978

Jan 20, 2025

Kristian Reich - Officer

Other

Common shares, par value CHF 0.10 per share, of MoonLake AG

1,456

Filed

Filer

Relationship

Market value

Notice

Jul 15, 2026

View on EDGAR

Jun 30, 2026