Filius Bart
Director · PRQR
As of 2026-09-16, Filius Bart has 2 Form 4 transactions on record across 1 company — 2 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $558K
- Indirect $0
| PRQR | direct | 300,000 sh | $558K |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-07-17 | PRQR | Purchase | 150,000 @ $1.72 | $258K | +100.0% of holding | 300,000 | Form 4 |
| 2026-06-26 | PRQR | Purchase | 150,000 @ $1.54 | $231K | ownership Δ n/a | 150,000 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.