GAMCO INVESTORS, INC. ET AL — 13F Holdings & Portfolio

CIK 807249 · latest 13F-HR filed 2026-05-14

GAMCO INVESTORS, INC. ET AL manages $10.16B in 13F-reported U.S. long-equity assets across 1,007 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are MSGS (1.86%), GATX (1.85%), MLI (1.79%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 52 new positions, exited 81, added to 364, and trimmed 353.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM

$10.16B

Long-equity book

Holdings

1,007

Distinct positions

Period

2026-03-31

Filed 2026-05-14

Q/Q Activity

+52 / −81 / ↑364 / ↓353

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • MADISON SQUARE GARDEN SPORTS$30.2M +19.0%
  • ALBANY INTL CORP-CL A$22.8M +208.7%
  • CURTISS-WRIGHT CORP$13.8M +19.2%
  • ADVANCE AUTO PARTS INC$13.1M +48.6%
  • NATIONAL FUEL GAS CO$12.9M +11.2%
Show all 364

Top Trims

  • HERC HOLDINGS INC-$61.4M -38.8%
  • AMERICAN EXPRESS CO-$37.1M -23.8%
  • MUELLER INDUSTRIES INC-$32.9M -15.4%
  • SONY GROUP CORP - SP ADR-$32.4M -25.4%
  • CRANE CO-$25.7M -13.1%
Show all 353

New Positions

  • VERSANT MEDIA GROUP INC$41.1M
  • PINNACLE FINANCIAL PARTNERS$11.3M
  • GBELI OP IN LIV AND SPRT ETF$5.4M
  • AMCOR PLC$5.1M
  • SUNOPTA INC$2.0M
Show all 52

Exited Positions

  • TEGNA INC$39.8M
  • CONFLUENT INC-CLASS A$25.3M
  • SYNOVUS FINANCIAL CORP$13.2M
  • ALEXANDER & BALDWIN INC$10.6M
  • HILLENBRAND INC$7.7M
Show all 81
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 MADISON SQUARE GARDEN SPORTS MSGS 55825T103 $188.9M 1.86% 587,652 SH
2 GATX CORP GATX 361448103 $188.0M 1.85% 1,100,973 SH
3 MUELLER INDUSTRIES INC MLI 624756102 $181.4M 1.79% 1,637,510 SH
4 CRANE CO CR 224408104 $170.7M 1.68% 998,391 SH
5 NATIONAL FUEL GAS CO NFG 636180101 $128.7M 1.27% 1,369,326 SH
6 BANK OF NEW YORK MELLON CORP BK 064058100 $123.7M 1.22% 1,043,081 SH
7 MODINE MANUFACTURING CO MOD 607828100 $119.5M 1.18% 551,403 SH
8 AMERICAN EXPRESS CO AXP 025816109 $119.1M 1.17% 393,708 SH
9 AMETEK INC AME 031100100 $117.6M 1.16% 548,597 SH
10 WATTS WATER TECHNOLOGIES-A WTS 942749102 $117.3M 1.16% 404,093 SH
11 TEXTRON INC TXT 883203101 $113.1M 1.11% 1,292,180 SH
12 ATLANTA BRAVES HLDS A IN-A BATRA 047726104 $102.5M 1.01% 2,173,206 SH
13 REPUBLIC SERVICES INC RSG 760759100 $98.8M 0.97% 450,940 SH
14 HERC HOLDINGS INC HRI 42704L104 $96.9M 0.95% 973,141 SH
15 SONY GROUP CORP - SP ADR SONY 835699307 $95.0M 0.94% 4,589,084 SH
16 SPHERE ENTERTAINMENT CO SPHR 55826T102 $93.3M 0.92% 794,755 SH
17 CURTISS-WRIGHT CORP CW 231561101 $85.4M 0.84% 125,447 SH
18 RYMAN HOSPITALITY PROPERTIES RHP 78377T107 $85.4M 0.84% 925,191 SH
19 CNH INDUSTRIAL NV CNH N20944109 $82.2M 0.81% 7,472,143 SH
20 FLOWSERVE CORP FLS 34354P105 $78.4M 0.77% 1,066,118 SH
21 ENPRO INC NPO 29355X107 $77.0M 0.76% 307,277 SH
22 MYERS INDUSTRIES INC MYE 628464109 $72.6M 0.72% 3,429,720 SH
23 ROLLINS INC ROL 775711104 $70.6M 0.69% 1,321,307 SH
24 MUELLER WATER PRODUCTS INC-A MWA 624758108 $70.1M 0.69% 2,549,467 SH
25 RUSH ENTERPRISES INC - CL B RUSHB 781846308 $68.6M 0.68% 1,065,975 SH
26 SOUTHWEST GAS HOLDINGS INC SWX 844895102 $68.0M 0.67% 782,818 SH
27 TELESAT CORP TSAT 879512309 $64.0M 0.63% 1,769,149 SH
28 TELEPHONE AND DATA SYSTEMS TDS 879433829 $63.4M 0.62% 1,506,011 SH
29 AUTONATION INC AN 05329W102 $62.0M 0.61% 317,318 SH
30 GRUPO TELEVISA SA-SPON ADR TV 40049J206 $60.4M 0.59% 20,740,696 SH
31 ASTEC INDUSTRIES INC ASTE 046224101 $59.3M 0.58% 1,102,286 SH
32 PENSKE AUTOMOTIVE GROUP INC PAG 70959W103 $59.1M 0.58% 394,995 SH
33 STATE STREET CORP STT 857477103 $58.2M 0.57% 459,673 SH
34 GRACO INC GGG 384109104 $58.1M 0.57% 686,806 SH
35 NVIDIA CORP NVDA 67066G104 $57.9M 0.57% 331,915 SH
36 CTS CORP CTS 126501105 $57.3M 0.56% 1,198,765 SH
37 ATLANTA BRAVES HLDS C IN-C BATRK 047726302 $56.9M 0.56% 1,332,063 SH
38 CHART INDUSTRIES INC GTLS 16115Q308 $56.0M 0.55% 271,100 SH
39 WARNER BROS DISCOVERY INC WBD 934423104 $55.0M 0.54% 2,001,251 SH
40 DUCOMMUN INC DCO 264147109 $54.8M 0.54% 449,461 SH
41 ALPHABET INC-CL C GOOG 02079K107 $53.9M 0.53% 187,859 SH
42 NEWMONT CORP NEM 651639106 $53.8M 0.53% 496,737 SH
43 DEERE & CO DE 244199105 $53.5M 0.53% 94,924 SH
44 ATI INC ATI 01741R102 $52.6M 0.52% 361,500 SH
45 O'REILLY AUTOMOTIVE INC ORLY 67103H107 $52.1M 0.51% 564,231 SH
46 SINCLAIR INC SBGI 829242106 $51.6M 0.51% 3,987,344 SH
47 INGLES MARKETS INC-CLASS A IMKTA 457030104 $51.6M 0.51% 573,891 SH
48 OIL-DRI CORP OF AMERICA ODC 677864100 $50.9M 0.50% 782,450 SH
49 TREDEGAR CORP TG 894650100 $48.5M 0.48% 6,096,631 SH
50 JPMORGAN CHASE & CO JPM 46625H100 $48.2M 0.47% 163,800 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-05-14 $10.16B 1,007 0001140361-26-021334
2025-12-31 2026-02-05 $10.41B 1,036 0001140361-26-003895
2025-09-30 2025-11-12 $10.31B 1,015 0001140361-25-041670