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US INSIDER PROFILE · NON-SCORING RESEARCH
Zimmer Stuart J.
10% Owner | Director
Identity: SEC reporting-owner CIK · Reporting-owner CIK: 0001858477
Purchase history
- Companies traded
- 1
- Purchases · 12M
- 0
- Purchases · 24M
- 3
- Average purchase
- $169.1K
- Median purchase
- $192.9K
- Gross purchase value
- $507.4K
Companies: Ategrity Specialty Insurance Co Holdings
3 SEC accession(s) · 3 joint-owner event(s). Values are reported Form 4 transaction values in USD.
Qualifying purchase disclosures
| Published | Company | Ticker | Role | Reported value | SEC source |
|---|---|---|---|---|---|
| 2025-10-01 | Ategrity Specialty Insurance Co Holdings | ASIC | Director | 10% Owner | $216.1K | Open filing |
| 2025-09-29 | Ategrity Specialty Insurance Co Holdings | ASIC | Director | 10% Owner | $192.9K | Open filing |
| 2025-08-15 | Ategrity Specialty Insurance Co Holdings | ASIC | Director | 10% Owner | $98.4K | Open filing |
Post-purchase outcomes
Excess return = stock return − S&P 500 ETF (SPY adjusted close) return. Returns start on the first shared trading session on or after publication.
No completed point-in-time price outcome is available yet.
Research patterns
- First purchase in 12M
- 0/2
- Large purchase ≥ $100k
- 2/3
- Cluster buying · 15D
- 3/3
- Buying the dip
- 0/—
Routine / opportunistic: Not classifiable. These labels never affect the score or ranking.
Small samples remain visible but are not scored. This research enrichment never affects US-v1.1.