Company Analysis
Sign in

ProQR Therapeutics N.V. (PRQR)

Nasdaq: PRQR · Pharmaceutical Preparations · Leiden, NL · filing with the SEC since 2014
Full chart Alerts Compare
Grade5.2
◀ Past 6.6● Present 4.7▶ Future 4.8
2 est.
OverviewBusinessFinancialsGradeForecastSentimentOwnershipPeopleFilingsPatents Chart

Filings

316 filings since 2017 beside 18 insider forms · Accelerated filer · read from EDGAR on Nov 13, 2026
Due nextAccelerated filer
20-F Annual report, foreign filer for the fiscal year ending Dec 31, 2026Foreign filers have four months after the fiscal year ends. by Apr 30, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files.

Filings a yearinsider forms included
3626412723272552
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

SEC letters: 4 in the last 36 months, the newest Mar 21, 2025.
Insider forms 18

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 12, 2026 6-K Interim report, foreign filer
Nov 12, 2026 6-K Interim report, foreign filer Sep 30, 2026
Oct 30, 2026 6-K/A Interim report, foreign filer, amended
Oct 28, 2026 6-K Interim report, foreign filer
Sep 23, 2026 6-K Interim report, foreign filer
Sep 9, 2026 6-K Interim report, foreign filer
Aug 13, 2026 6-K Interim report, foreign filer Jun 30, 2026
Aug 13, 2026 6-K Interim report, foreign filer
Jul 29, 2026 SCHEDULE 13G Large holder notice
Jul 29, 2026 SCHEDULE 13D/A Activist holder update, amended
Jul 24, 2026 SCHEDULE 13G/A Large holder update, amended
Jul 15, 2026 EFFECT Registration effective
Jul 15, 2026 424B5 Shelf offering
Jul 15, 2026 SCHEDULE 13G/A Large holder update, amended
Jul 6, 2026 F-3 Shelf registration, foreign filer
Jun 30, 2026 SCHEDULE 13D/A Activist holder update, amended
Jun 26, 2026 6-K Interim report, foreign filer
Jun 26, 2026 424B5 Shelf offering
Jun 25, 2026 6-K Interim report, foreign filer
Jun 3, 2026 SCHEDULE 13D/A Activist holder update, amended
Jun 2, 2026 6-K Interim report, foreign filer
May 12, 2026 6-K Interim report, foreign filer Mar 31, 2026
May 12, 2026 6-K Interim report, foreign filer
May 4, 2026 6-K Interim report, foreign filer
Apr 30, 2026 6-K Interim report, foreign filer
Apr 8, 2026 6-K Interim report, foreign filer
Apr 8, 2026 6-K Interim report, foreign filer
Mar 25, 2026 6-K Interim report, foreign filer
Mar 12, 2026 20-F Annual report, foreign filer Dec 31, 2025
Mar 12, 2026 6-K Interim report, foreign filer
Feb 9, 2026 6-K Interim report, foreign filer
Feb 6, 2026 SCHEDULE 13D/A Activist holder update, amended
Jan 20, 2026 SCHEDULE 13G Large holder notice
Jan 8, 2026 6-K Interim report, foreign filer
Nov 6, 2025 6-K Interim report, foreign filer Sep 30, 2025
Nov 3, 2025 6-K Interim report, foreign filer
Oct 20, 2025 6-K Interim report, foreign filer
Sep 30, 2025 SCHEDULE 13D/A Activist holder update, amended
Sep 4, 2025 SCHEDULE 13D/A Activist holder update, amended
Aug 20, 2025 SCHEDULE 13D/A Activist holder update, amended
40 of 316 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton PRQR · research, not advice