ProQR Therapeutics N.V. (PRQR) has 6 SEC Form 4 insider filings on record in the last 90 days. That includes 5 insider purchases totalling $1.3M. Most recent filing: Aug. 3, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
|---|---|---|---|---|---|---|
| Aug. 3, 2026 filed July 31, 2026 | de Boer Daniel Anton Chief Executive Officer | +$353,960 | 200,000 | +67% | No | |
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| July 21, 2026 filed July 17, 2026 | Filius Bart Director | +$257,925 | 150,000 | +100% | No | |
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| July 13, 2026 filed July 9, 2026 | de Boer Daniel Anton Chief Executive Officer | +$261,000 | 150,000 | +100% | No | |
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| July 8, 2026 filed July 7, 2026 | de Boer Daniel Anton Chief Executive Officer | +$238,500 | 150,000 | New | No | |
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| June 30, 2026 filed June 2, 2026 | Hinsch Gylvin Lykke Director | $0 | 14,595 | 0% | No | |
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Showing the 5 most recent of 6 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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