Stocks/Funds/CIK 807249

GAMCO INVESTORS, INC. ET AL

index-like (500+ pos)long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 807249
Assets
$10.15B
+11.8% YoY
Holdings
986
Lifetime alpha vs market
-0.09% annual
Average hold time
6.1 yr
median 6.5 yr

Quarterly history

Cum return +144% vs S&P +145% · α -1% lifetimeAUM $10.1B · peak $16.2BFlow $-572M (-6%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+1.00%
adds when stocks drop
when a holding falls −10%+
Middle response
-2.29%
baseline attrition
Rally response
-1.51%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
MSGSMadison Square Garden Sp$189M1.9%+65.1%10.5 yr
GATXGATX Corporation$188M1.9%+11.6%10.5 yr
MLIMueller Industries, Inc.$181M1.8%+47.2%10.5 yr
CRCrane Company$171M1.7%+12.2%3.0 yr
NFGNational Fuel Gas Compan$129M1.3%+20.9%10.5 yr
BKThe Bank of New York Mel$124M1.2%+44.4%10.5 yr
MODModine Manufacturing Com$119M1.2%+182.4%10.5 yr
AXPAmerican Express Company$119M1.2%+13.3%10.5 yr
AMEAMETEK, Inc.$118M1.2%+25.3%10.5 yr
WTSWatts Water Technologies$117M1.2%+43.4%10.5 yr
TXTTextron Inc.$113M1.1%+21.3%10.5 yr
$102M1.0%2.8 yr
RSGRepublic Services, Inc.$99M1.0%-8.9%10.5 yr
HRIHerc Holdings Inc.$97M1.0%-24.3%9.8 yr
SONYSony Group Corporation$95M0.9%-18.3%10.5 yr

Portfolio composition (YoY)

Industry mix
Industrial - Machinery11.0%+0.6pp$1.12B
Asset Management5.8%+1.3pp$592M
Entertainment5.8%+0.9pp$591M
Aerospace & Defense5.3%+1.1pp$540M
Unknown3.6%+0.3pp$364M
Auto - Parts3.4%+0.9pp$350M
Manufacturing - Metal Fabrication3.4%-0.2pp$347M
Telecommunications Services3.3%-0.6pp$334M
Rental & Leasing Services3.2%-0.9pp$324M
Agricultural - Machinery2.4%-0.4pp$243M
Country
US89.1%-0.4pp
Unknown3.6%+0.3pp
CA2.0%+0.6pp
GB1.7%-0.2pp
IE1.0%+0.0pp
JP0.9%-0.8pp
MX0.7%+0.2pp
LU0.4%+0.1pp
Top 5: 8.5% · Top 10: 14.3% · Top 25: 27.0%

Winners

TickerPrev $PnLYoY %
MOD$91M+0.17B182.4%
MLI$203M+0.09B47.2%
MSGS$117M+0.08B65.1%
SPHR$29M+0.08B258.8%
BK$125M+0.05B44.4%

Losers

TickerPrev $PnLYoY %
HRI$146M-0.03B-24.3%
SONY$154M-0.03B-18.3%
RSG$124M-0.01B-8.9%

Top buys this quarter · 15

AIN Albany International Corp.+$22M
MNRO Monro, Inc.+$15M
TNC Tennant Company+$14M
GTLS Chart Industries, Inc.+$10M
MANU Manchester United plc+$10M
AES The AES Corporation+$9M
FITB Fifth Third Bancorp+$7M
FMC FMC Corporation+$5M
CAT Caterpillar Inc.+$5M
NVDA NVIDIA Corporation+$4M

Top sells this quarter · 15

MOD Modine Manufacturing Company$111M
TGNA TEGNA Inc.exit$41M
DAN Dana Incorporated$36M
CFLT Confluent, Inc.exit$26M
MLI Mueller Industries, Inc.$25M
WBD Warner Bros. Discovery, Inc.$21M
BK The Bank of New York Mellon Co$20M
AZZ AZZ Inc.$17M
GATX GATX Corporation$17M
FLS Flowserve Corporation$14M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$10.15B986+24.88%+17.59%+7.28%-0.57B
2025-12-31$10.40B1010+17.32%+17.72%-0.40%-0.17B
2025-09-30$10.30B991+15.15%+17.52%-2.36%-0.68B
2025-06-30$10.11B1025+16.08%+14.94%+1.14%+0.25B
2025-03-31$9.08B833+2.73%+8.30%-5.58%-0.16B
2024-12-31$9.54B850+15.07%+24.89%-9.82%-0.30B
2024-09-30$9.77B842+28.84%+36.04%-7.20%-0.30B
2024-06-30$9.20B848+11.52%+24.49%-12.98%-0.31B
2024-03-31$9.89B836+22.41%+29.62%-7.21%-0.27B
2023-12-31$9.36B825+18.35%+26.18%-7.83%-0.37B
2023-09-30$8.62B823+18.72%+21.57%-2.85%-0.39B
2023-06-30$9.52B834+20.67%+19.42%+1.24%-0.29B
2023-03-31$9.29B853-3.68%-7.82%+4.14%-0.46B
2022-12-31$9.29B860-12.38%-18.17%+5.79%-0.38B
2022-09-30$8.54B885-14.04%-15.51%+1.47%-0.23B
2022-06-30$9.12B881-10.20%-10.62%+0.42%-0.22B