LYTIR

Insider · SEC Form 4 · Director

Filius Bart

In the 12 months to Nov 8, 2026, on the open market: bought $489K of PRQR. Filed a median of 2 business days after the trade.

Open-market purchases and sales this filer reported on SEC Form 4, by the day traded. Insiders have two business days to file. A sale marked 10b5-1 was made under a plan adopted in advance. How to read these

Insider purchases and sales, by month (last 12 months)Insider purchases: $489K in total; Insider sales: $0 in total.Jun: Insider purchases $231KJul: Insider purchases $258KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $489KInsider sales below: $0
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.
  1. PRQRBought: ProQR Therapeutics N.V. Jul 17, 2026 150,000 shares filed Jul 21, 2026 300,000 shares held directly after, as filed filing $258K
  2. PRQRBought: ProQR Therapeutics N.V. Jun 26, 2026 150,000 shares filed Jun 30, 2026 150,000 shares held directly after, as filed filing $231K

Source: SEC Form 4 filings. Value is shares × the price reported on the filing; a filing whose price failed Lytir's check against the market price is left out, and a trade that related owners reported on separate forms is counted once. Filings can be late, amended or wrong at the source; see methodology.