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GAM · General American Investors Co Inc

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$66.48 -0.67 (-1.00%) At close · Sep 4
Market Cap
$1.60B
Shares
23.83M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 106
Total Value: $492,820,034
Total Shares: 7,730,511
Showing 1–100 of 106 holdings by value · page 1 of 2

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 106 13F filers · Δ vs Mar 31, 2026
Top Holder
22.7%
Sep 2023 → Jun 2026 · range 17.6% – 28.8%
−1.3 pts
Top 5
63.6%
Sep 2023 → Jun 2026 · range 52.9% – 68.1%
−1.2 pts
Top 10
78.6%
Sep 2023 → Jun 2026 · range 75.5% – 85.2%
−2.8 pts
HHI
1,162
Sep 2023 → Jun 2026 · range 775 – 1,408
Broadly held−71

Quarterly Activity

vs Mar 31, 2026
New
16
Increased
21
Decreased
28
Sold Out
5
Unchanged
41
Holder count: +11
Institutional value: +9.9%
Shares held: +0.3%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 106
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 40417 CUSIP 368802104 13F (30d) 79 filings 69 filers Visit website Investor relations