ProQR Therapeutics N.V. (PRQR) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-07-13

ProQR Therapeutics N.V. (PRQR) has filed 5 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-13. InsiderAlpha tracks every PRQR SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About ProQR Therapeutics N.V. (PRQR)

SEC CIK	0001612940

90-Day SEC Filing Activity

Form 4 filings (90d)	5
Latest Form 4 filing	2026-07-13

Recent PRQR Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2026-07-09	de Boer Daniel Anton	Chief Executive Officer	P — Open-market purchase	150.0K	$1.74	$261K	SEC
2026-07-07	de Boer Daniel Anton	Chief Executive Officer	P — Open-market purchase	150.0K	$1.59	$238K	SEC
2026-06-26	Filius Bart	Director	P — Open-market purchase	150.0K	$1.54	$231K	SEC

All transactions sourced from SEC EDGAR Form 4 filings for ProQR Therapeutics N.V. (PRQR). Updated in real time as new filings are submitted to the SEC.

Most-Active PRQR Insiders — Last 90 Days

Insider	Form 4 filings	Total transaction value
Hinsch Gylvin Lykke	2	—
de Boer Daniel Anton	2	$500K
Filius Bart	1	$231K

Recent Insider Filings

2026-07-13 — de Boer Daniel Anton (Chief Executive Officer)
2026-07-08 — de Boer Daniel Anton (Chief Executive Officer)
2026-06-30 — Hinsch Gylvin Lykke (Director)
2026-06-30 — Filius Bart (Director)
2026-06-03 — Hinsch Gylvin Lykke (Director)

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 PRQR 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

PRQR Insider Trading — FAQ

What is the latest insider trade for PRQR?: ProQR Therapeutics N.V. (PRQR) had 5 insider filings in the last 90 days, with the most recent on 2026-07-13. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying PRQR stock?: 0 insider purchases of PRQR were filed in the last 90 days.
How many insiders are selling PRQR stock?: 0 insider sales of PRQR were filed in the last 90 days.
Where can I see PRQR SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every PRQR 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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