Design Therapeutics, Inc. (DSGN) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-06-11

Design Therapeutics, Inc. (DSGN) has filed 6 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-11. 3 Form 8-K material event filings were reported by DSGN in the last 90 days. InsiderAlpha tracks every DSGN SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About Design Therapeutics, Inc. (DSGN)

SEC CIK	0001807120

90-Day SEC Filing Activity

Form 4 filings (90d)	6
Form 8-K filings (90d)	3
Latest Form 4 filing	2026-06-11

Recent DSGN Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2025-08-13	William Arsani	Insider	S — Open-market sale	345.0K	$5.25	$1.81M	SEC
2025-08-13	William Arsani	Insider	S — Open-market sale	217.6K	$5.25	$1.14M	SEC
2024-12-18	Prasad Deepa	Insider	S — Open-market sale	3.8K	$6.27	$24K	SEC

All transactions sourced from SEC EDGAR Form 4 filings for Design Therapeutics, Inc. (DSGN). Updated in real time as new filings are submitted to the SEC.

Most-Active DSGN Insiders — Last 90 Days

Insider	Form 4 filings	Total transaction value
Schmid John P.	1	—
George Simeon	1	—
Gover Justin D.	1	—
Shapiro David	1	—
LAPPE RODNEY W	1	—

Recent DSGN Form 8-K Material Events

2026-06-11 — Item 5.07 [SEC]
2026-05-18 — Item 8.01 [SEC]
2026-04-28 — Item 2.02, 7.01 [SEC]
2026-04-01 — Item 5.02 · Leadership · neutral [SEC]
Design Therapeutics appointed David Shapiro, M.D. to its Board of Directors as a Class III director effective March 31, 2026, with a term ending at the 2027 annual meeting. Dr. Shapiro was also appointed to the Nominating and Corporate Governance Committee and will receive standa
2026-03-09 — Item 2.02, 9.01 · Earnings · neutral [SEC]
Design Therapeutics announced its financial results for Q4 2025 and full year 2025 via press release on March 9, 2026. The filing provides standard results of operations and financial condition disclosures without explicit beat/miss language or forward guidance changes.

Recent Insider Filings

2026-06-11 — George Simeon (Insider)
2026-06-11 — Schmid John P. (Insider)
2026-06-11 — LAPPE RODNEY W (Insider)
2026-06-11 — Gover Justin D. (Insider)
2026-06-11 — Shapiro David (Insider)

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in DSGN insider filings:

P	Open-market purchase by the insider
S	Open-market sale by the insider
A	Grant, award, or other acquisition from the issuer
M	Exercise or conversion of derivative security (e.g. options)
F	Payment of exercise price or tax liability via share withholding
G	Bona-fide gift of securities
D	Disposition to the issuer (e.g. share buyback participation)
J	Other acquisition or disposition
X	Exercise of in-the-money or at-the-money derivative security
C	Conversion of derivative security
V	Transaction voluntarily reported earlier than required

DSGN Insider Trading — FAQ

What is the latest insider trade for DSGN?: Design Therapeutics, Inc. (DSGN) had 6 insider filings in the last 90 days, with the most recent on 2026-06-11. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying DSGN stock?: 0 insider purchases of DSGN were filed in the last 90 days.
How many insiders are selling DSGN stock?: 0 insider sales of DSGN were filed in the last 90 days.
Where can I see DSGN SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every DSGN SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

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