Brunn Carsten
Director · Officer · RNAC
As of 2026-09-16, Brunn Carsten has 5 Form 4 transactions on record across 1 company — 3 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.
Pattern in the record: open-market sales filed in January in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $2.6M
- Indirect $0
| RNAC | direct | 323,530 sh | $2.6M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-01-06 | RNAC | Sale | 23,766 @ $6.82 | $162K | −6.8% of holding | 323,530 | Form 4 |
| 2025-01-06 | RNAC | Sale | 8,708 @ $16.83 | $147K | −4.1% of holding | 204,096 | Form 4 |
| 2025-01-03 | RNAC | Sale | 8,563 @ $16.72 | $143K | −3.9% of holding | 212,804 | Form 4 |
2 award / exercise / gift records — not counted as purchases
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.