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Insider Cluster (2 insiders) ·Filed Sep 18, 2026

GAM

GENERAL AMERICAN INVESTORS CO INC
BULLISH
Impact 4/10
Horizonweeks Processed1mo ago
Insider cluster: 2 insiders, $144K total
Actionable Insight ▲ Bullish

Insider buying cluster, though small in absolute dollars, is a rare positive signal from non-C-suite officers. Monitor next 10-Q for any operational catalyst that may have prompted this buying.

DirectionBullish
Confidencemedium
Horizonweeks
Latest settled — T+20d ⚠ clustered
GAM ▼ -1.20% at T+20d
LONG call ✗ call lost -1.20% · α vs SPY -1.41% · entry $64.94 → $64.16
Next anchor: T+60d in 7w
Latest observation: T+25 -2.10% FF3 residual α
Entry = T+0 close
Sep 18, 2026
via day close
T+1d
+0.88%
call +0.88% · α -0.67%
$65.51
settled 5w ago
T+5d
-0.65%
call -0.65% · α -1.92%
$64.52
settled 5w ago
T+20d
-1.20%
call -1.20% · α -1.41%
$64.16
settled 12d ago
T+60d
Pending
in 7w

Price Chart

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Executive Summary

Two GAM insiders (VP Administration and Treasurer) made open-market purchases totaling $144K, with the VP's $120K buy being the larger transaction. This cluster of insider buying, particularly by a non-C-suite officer, is a modest positive signal but the dollar amount is small relative to the company's market cap.

Key Financial Metrics

Direction
buying
Total Value
$144.0K
Insiders
2

Key Facts

  • VP Administration Eugene Stark purchased 5,000 shares at $24.00 for $120,000 on 2026-09-15
  • Treasurer Samantha X. Jin purchased 1,000 shares at $23.66 for $24,000 on 2026-09-17
  • Total insider buying: $144,000 across two officers
  • All transactions are open-market purchases (code P) — no 10b5-1 plan indicated

Financial Impact

$144,000 in insider purchases — likely less than 0.1% of market cap

insider ownership

Risk Factors

  • Small dollar amount relative to market cap limits signal strength
  • No C-suite participation reduces predictive power of cluster buys
  • Insider could be buying for diversification or personal reasons unrelated to company outlook

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-GAM-1789741757783
6 reports for GAM
Performance horizon
50% Hit rate @ T+20 2 of 4 directional calls Went positive at some point 3 of 4 best @ T+60▲ +5.42%Mar 12, 2026
Filters
Rows
Reports for GAM — sortable, filterable
TypeNow
Sep 24, 2026
4w ago
Insider Cluster
BULLISH ★ 5/10
$64.48 $64.26▼ −0.34%▲ +0.08%$64.22 (−0.40%)
Sep 23, 2026
4w ago
Insider Cluster
BULLISH ★ 5/10
$64.80 $64.98▲ +0.28%▼ −0.41%$64.22 (−0.90%)
Sep 18, 2026
5w ago
Insider Cluster
BULLISH ★ 5/10
$65.51 $64.61▼ −1.37%▼ −0.47%$64.22 (−1.97%)
Sep 18, 2026
5w ago
Insider Cluster
BULLISH ★ 4/10
$64.94 $64.16▼ −1.20%▼ −1.41%$64.22 (−1.11%)
Apr 8, 2026
28w ago
Insider Cluster
NEUTRAL ★ 3/10
$61.37 $64.01▲ +4.30%▼ −3.30%$64.22 (+4.64%)
Mar 12, 2026
32w ago
Insider Cluster
BULLISH ★ 5/10
$59.64 $61.71▲ +3.47%▲ +1.50%$64.22 (+7.68%)
Showing 6 of 6

US Market Status

Market Closed — Opens Thu (12h 3m)

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Report published Sep 18, 2026