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US INSIDER PROFILE · NON-SCORING RESEARCH
Stark Eugene S
Director | VP Administration | VP Administration/CCO/PFO
Identity: SEC reporting-owner CIK · Reporting-owner CIK: 0001315319
Purchase history
- Companies traded
- 2
- Purchases · 12M
- 8
- Purchases · 24M
- 14
- Average purchase
- $58.9K
- Median purchase
- $41.7K
- Gross purchase value
- $825.2K
Companies: GENERAL AMERICAN INVESTORS CO INC | PROSPECT CAPITAL CORP
14 SEC accession(s) · 0 joint-owner event(s). Values are reported Form 4 transaction values in USD.
Qualifying purchase disclosures
| Published | Company | Ticker | Role | Reported value | SEC source |
|---|---|---|---|---|---|
| 2026-09-24 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration | $113.8K | Open filing |
| 2026-09-15 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration | $120.0K | Open filing |
| 2026-04-08 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $152.9K | Open filing |
| 2026-03-30 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $20.9K | Open filing |
| 2026-03-30 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $20.9K | Open filing |
| 2026-03-23 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $274 | Open filing |
| 2026-03-16 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $74.8K | Open filing |
| 2026-01-14 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $99.9K | Open filing |
| 2025-09-19 | PROSPECT CAPITAL CORP | PSEC | Director | $7.0K | Open filing |
| 2025-07-30 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $10.1K | Open filing |
| 2025-05-22 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $12.4K | Open filing |
| 2025-03-07 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $123.5K | Open filing |
| 2025-03-06 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $62.5K | Open filing |
| 2024-12-31 | GENERAL AMERICAN INVESTORS CO INC | GAM | VP Administration/CCO/PFO | $6.2K | 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.
| Period | Completed events | Price coverage | Hit rate | Median excess return | Average excess return | Worst excess return |
|---|---|---|---|---|---|---|
| 5D | 13Developing | 92.9% (13/14) | 46.2% (6/13) | -0.1% | +0.2% | -1.2% |
| 20D | 11Developing | 84.6% (11/13) | 81.8% (9/11) | +1.4% | +1.4% | -2.5% |
| 60D | 11Developing | 91.7% (11/12) | 54.5% (6/11) | +1.0% | -1.0% | -6.9% |
| 120D | 11Developing | 91.7% (11/12) | 45.5% (5/11) | -2.1% | -1.3% | -9.0% |
Research patterns
- First purchase in 12M
- 0/12
- Large purchase ≥ $100k
- 4/14
- Cluster buying · 15D
- 9/14
- Buying the dip
- 0/13
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.