Stocks/Funds/CIK 40417

GENERAL AMERICAN INVESTORS CO INC

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 40417
Assets
$1.51B
+12.4% YoY
Holdings
68
Lifetime alpha vs market
+5.42% annual
Average hold time
5.6 yr
median 5.1 yr

Quarterly history

Cum return +88% vs S&P +52% · α +36% lifetimeAUM $1.5B · peak $1.6BFlow $-123M (-8%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-1.35%
trims when stocks drop
when a holding falls −10%+
Middle response
-2.11%
baseline attrition
Rally response
-4.21%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
GEVGE Vernova Inc.$79M5.3%+186.8%2.0 yr
BRK-ABerkshire Hathaway Inc.$79M5.2%10.5 yr
TJXThe TJX Companies, Inc.$77M5.1%+32.7%10.5 yr
RSGRepublic Services, Inc.$74M4.9%-8.9%10.5 yr
ASMLASML Holding N.V.$73M4.8%+100.9%10.5 yr
AAPLApple Inc.$67M4.5%+14.7%10.5 yr
GOOGAlphabet Inc.$60M4.0%+84.3%9.5 yr
AMZNAmazon.com, Inc.$60M3.9%+9.5%9.5 yr
ACGLArch Capital Group Ltd.$51M3.4%-0.2%10.5 yr
MSFTMicrosoft Corporation$47M3.1%-0.6%10.5 yr
AVGOBroadcom Inc.$43M2.8%+86.0%5.0 yr
REEverest Re Group, Ltd.$42M2.8%10.5 yr
AEMAgnico Eagle Mines Limit$38M2.5%+89.2%6.0 yr
CCJCameco Corporation$37M2.4%+164.4%10.5 yr
COSTCostco Wholesale Corpora$33M2.2%+5.9%10.5 yr

Portfolio composition (YoY)

Industry mix
Semiconductors12.9%+5.9pp$195M
Insurance - Diversified8.6%-2.2pp$130M
Internet Content & Information5.8%-1.0pp$88M
Renewable Utilities5.3%+2.8pp$79M
Apparel - Retail5.1%+0.4pp$77M
Waste Management4.9%-2.0pp$74M
Consumer Electronics4.5%-0.3pp$67M
Drug Manufacturers - General4.4%+0.2pp$66M
Aerospace & Defense4.1%+1.4pp$62M
Specialty Retail3.9%-0.1pp$60M
Country
US82.3%+0.2pp
BM6.2%-2.0pp
CA5.8%-0.1pp
NL4.8%+1.8pp
UY0.5%+0.3pp
GB0.2%-0.0pp
FR0.1%-0.0pp
Top 5: 25.3% · Top 10: 44.1% · Top 25: 73.4%

Winners

TickerPrev $PnLYoY %
GEV$34M+0.06B186.8%
GOOG$62M+0.05B84.3%
ASML$41M+0.04B100.9%
CCJ$21M+0.03B164.4%
AEM$38M+0.03B89.2%

Losers

TickerPrev $PnLYoY %
RSG$92M-0.01B-8.9%
SOLV$16M-0.00B-14.1%
MSFT$68M-0.00B-0.6%
ACGL$58M-0.00B-0.2%
META$16M-0.00B-0.4%

Top buys this quarter · 9

MRVL Marvell Technology, Inc.+$10M
NOW ServiceNow, Inc.new+$6M
BA The Boeing Company+$4M
UBER Uber Technologies, Inc.+$4M
AEM Agnico Eagle Mines Limited+$2M
VEEV Veeva Systems Inc.+$10M
T AT&T Inc.+$1M
SPRY ARS Pharmaceuticals, Inc.+$6M
MRVI Maravai LifeSciences Holdings,+$5M

Top sells this quarter · 15

GOOG Alphabet Inc.$24M
MSFT Microsoft Corporation$20M
EXPE Expedia Group, Inc.$16M
ASML ASML Holding N.V.$66M
GEV GE Vernova Inc.$65M
ACGL Arch Capital Group Ltd.$7M
TJX The TJX Companies, Inc.$6M
THC Tenet Healthcare Corporationexit$6M
CRM Salesforce, Inc.exit$6M
CCJ Cameco Corporation$36M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$1.51B68+31.99%+17.59%+14.40%-0.12B
2025-12-31$1.61B68+27.25%+17.72%+9.54%-0.06B
2025-09-30$1.60B67+23.53%+17.52%+6.02%-0.05B
2025-06-30$1.49B64+15.48%+14.94%+0.54%-0.02B
2025-03-31$1.35B63+10.37%+8.30%+2.07%-0.03B
2024-12-31$1.40B62+23.93%+24.89%-0.96%-0.06B
2024-09-30$1.44B70+36.97%+36.04%+0.94%-0.01B
2024-06-30$1.40B70+29.24%+24.49%+4.74%-0.04B
2024-03-31$1.35B70+31.23%+29.62%+1.61%+0.01B
2023-12-31$1.21B66+29.64%+26.18%+3.47%-0.04B
2023-09-30$1.12B68+25.50%+21.57%+3.93%-0.00B
2023-06-30$1.15B65+27.00%+19.42%+7.58%-0.00B
2023-03-31$1.06B62-1.67%-7.82%+6.14%-0.05B
2022-12-31$1.02B58+8.31%+7.56%+0.75%-0.02B
2022-09-30$961M61-1.29%-4.93%+3.64%-0.02B
2022-06-30$995M61-15.54%-16.11%+0.57%-0.04B