Filius Bart: insider buys
Every open-market stock purchase reported by Filius Bart to the SEC on Form 4.
Total bought$489K
Purchases2
Companies1
Last purchase filedJul 21, 2026
Return on these buys-19%
Filius Bart has made 2 open-market purchases worth $489K in 1 company since Jun 30, 2026, according to SEC Form 4 filings. The most recent was filed on Jul 21, 2026: 150,000 shares of PRQR at $1.72 (Director), worth $258K. Taken together, these purchases are down 19% at the latest closing prices (split-adjusted, weighted by amount).
Companies Filius Bart bought
| Ticker | Company | Role | Buys | Total | Since buy | Last filed |
|---|---|---|---|---|---|---|
| PRQR | ProQR Therapeutics N.V. | Director | 2 | $489K | -19% | Jul 21 |
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| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| Jul 21 | PRQRProQR Therapeutics N.V. | Filius BartDirector | $258K | 150,000 | $1.72 | -23% | +100% | Jul 17 | SEC |
| Jun 30 | PRQRProQR Therapeutics N.V. | Filius BartDirector | $231K | 150,000 | $1.54 | -14% | new | Jun 26 | SEC |