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Built from publicly disclosed institutional and insider activity. Informational purposes only - not investment advice.OpenStocks · v0.1
Logos by elbstream.com
  1. Home/
  2. Super Investors/
  3. Mario Gabelli (GAMCO)
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  • Portfolio1.0k
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Asset Manager · CIK 0000807249

Mario Gabelli

GAMCO
Share
  • Industrials Tilt
  • Concentrated
  • Large Fund

Mario Gabelli runs GAMCO, an asset manager overseeing $10.41B in disclosed equity holdings (SEC CIK 0000807249). The latest portfolio (2025Q4) discloses 1036 positions across 11 sectors, with the largest positions in MLI, GATX and CR. On a mark-to-market basis the tracked portfolio has returned 21.8% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.

Track Mario's filingsView holdings↓
Portfolio
$10.41B
Positions
1036
Quarter
2025Q4
Filings tracked
40
1Y+21.8%Since filing+123.0%Full performance →
Quarter
2025Q42025Q32025Q22025Q12024Q42024Q32024Q22024Q12023Q42023Q32023Q22023Q1

Holdings

Sorted by value · 2025Q3
1 / 14
75 of 1015
1
MLIMUELLER INDS INC
Industrials·Metal Fabrication
2.15%
of portfolio
Number of shares
2,193,912 sh
Holdings current value
$221.83M
Avg closing price
$37.98
+221.6%
Last action
Trimmed 13.0%
2025Q4
Current $122.13
2
GATXGATX CORP
Industrials·Rental & Leasing Services
2.08%
of portfolio
Number of shares
1,226,539 sh
Holdings current value
$214.40M
Avg closing price
$47.50
+317.9%
Last action
Trimmed 2.3%
2025Q4
Current $198.51
3
CRCRANE COMPANY
Industrials·Specialty Industrial Machinery
1.96%
of portfolio
Number of shares
1,099,528 sh
Holdings current value
$202.47M
Avg closing price
$89.12
+116.3%
Last action
Trimmed 3.0%
2025Q4
Current $192.81
4
SONYSONY GROUP CORPORATIONADR
Technology·Consumer Electronics
1.46%
of portfolio
Number of shares
5,218,584 sh
Holdings current value
$150.24M
Avg closing price
$22.13
-1.9%
Last action
Trimmed 4.5%
2025Q4
Current $21.70
5
AXPAMERICAN EXPRESS CO
Financial Services·Credit Services
1.44%
of portfolio
Number of shares
447,299 sh
Holdings current value
$148.57M
Avg closing price
$61.40
+440.2%
Last action
Trimmed 5.3%
2025Q4
Current $331.69
6
BKBANK NEW YORK MELLON CORP
Financial Services·Banks - Diversified
1.38%
of portfolio
Number of shares
1,306,010 sh
Holdings current value
$142.30M
Avg closing price
$36.91
+266.0%
Last action
Trimmed 6.5%
2025Q4
Current $135.10
7
MODMODINE MFG CO
Consumer Cyclical·Auto Parts
1.36%
of portfolio
Number of shares
988,449 sh
Holdings current value
$140.52M
Avg closing price
$10.09
+2314.5%
Last action
Trimmed 13.8%
2025Q4
Current $243.71
8
MSGSMADISON SQUARE GRDN SPRT COR
Communication Services·Entertainment
1.34%
of portfolio
Number of shares
606,518 sh
Holdings current value
$137.68M
Avg closing price
$170.88
+96.6%
Last action
Added 1.1%
2025Q4
Current $336.02
9
NFGNATIONAL FUEL GAS CO
Energy·Oil & Gas Integrated
1.26%
of portfolio
Number of shares
1,408,545 sh
Holdings current value
$130.11M
Avg closing price
$53.19
+64.5%
Last action
Added 2.7%
2025Q4
Current $87.51
10
HRIHERC HLDGS INC
Industrials·Rental & Leasing Services
1.25%
of portfolio
Number of shares
1,101,214 sh
Holdings current value
$128.47M
Avg closing price
$37.48
+194.0%
Last action
Trimmed 3.0%
2025Q4
Current $110.18
11
WTSWATTS WATER TECHNOLOGIES INC
Industrials·Specialty Industrial Machinery
1.19%
of portfolio
Number of shares
439,752 sh
Holdings current value
$122.81M
Avg closing price
$55.13
+448.6%
Last action
Trimmed 3.1%
2025Q4
Current $302.45
12
TXTTEXTRON INC
Industrials·Aerospace & Defense
1.14%
of portfolio
Number of shares
1,390,057 sh
Holdings current value
$117.45M
Avg closing price
$41.67
+119.8%
Last action
Trimmed 0.7%
2025Q4
Current $91.61
13
AMEAMETEK INC
Industrials·Specialty Industrial Machinery
1.14%
of portfolio
Number of shares
622,749 sh
Holdings current value
$117.08M
Avg closing price
$49.98
+372.7%
Last action
Trimmed 2.5%
2025Q4
Current $236.26
14
RSGREPUBLIC SVCS INC
Industrials·Waste Management
1.05%
of portfolio
Number of shares
469,977 sh
Holdings current value
$107.85M
Avg closing price
$48.56
+327.6%
Last action
Added 0.5%
2025Q4
Current $207.66
15
BATRAATLANTA BRAVES HLDGS INC
Communication Services·Entertainment
0.95%
of portfolio
Number of shares
2,153,509 sh
Holdings current value
$97.92M
Avg closing price
$39.21
+34.7%
Last action
Added 3.7%
2025Q4
Current $52.82
16
ROLROLLINS INC
Consumer Cyclical·Personal Services
0.84%
of portfolio
Number of shares
1,480,209 sh
Holdings current value
$86.95M
Avg closing price
$32.26
+70.5%
Last action
Trimmed 6.2%
2025Q4
Current $55.00
17
RHPRYMAN HOSPITALITY PPTYS INCREIT
Real Estate·REIT - Hotel & Motel
0.84%
of portfolio
Number of shares
968,633 sh
Holdings current value
$86.78M
Avg closing price
$51.86
+99.7%
Last action
Trimmed 0.3%
2025Q4
Current $103.54
18
N20944109CNH INDL N V
0.83%
of portfolio
Number of shares
7,886,313 sh
Holdings current value
$85.57M
Avg closing price
$8.86
Last action
Trimmed 1.6%
2025Q4
Current —
19
NPOENPRO INDS INC
Industrials·Specialty Industrial Machinery
0.76%
of portfolio
Number of shares
346,694 sh
Holdings current value
$78.35M
Avg closing price
$65.65
+329.0%
Last action
Trimmed 4.1%
2025Q4
Current $281.67
20
ANAUTONATION INC
Consumer Cyclical·Auto & Truck Dealerships
0.74%
of portfolio
Number of shares
348,943 sh
Holdings current value
$76.34M
Avg closing price
$49.02
+324.3%
Last action
Trimmed 5.4%
2025Q4
Current $207.99
21
CWCURTISS WRIGHT CORP
Industrials·Aerospace & Defense
0.70%
of portfolio
Number of shares
133,573 sh
Holdings current value
$72.52M
Avg closing price
$75.67
+872.2%
Last action
Trimmed 2.6%
2025Q4
Current $735.65
22
FLSFLOWSERVE CORP
Industrials·Specialty Industrial Machinery
0.69%
of portfolio
Number of shares
1,342,699 sh
Holdings current value
$71.35M
Avg closing price
$44.31
+89.2%
Last action
Trimmed 6.0%
2025Q4
Current $83.82
23
PAGPENSKE AUTOMOTIVE GRP INC
Consumer Cyclical·Auto & Truck Dealerships
0.68%
of portfolio
Number of shares
402,418 sh
Holdings current value
$69.98M
Avg closing price
$37.73
+327.6%
Last action
Trimmed 1.6%
2025Q4
Current $161.32
24
ORLYOREILLY AUTOMOTIVE INC
Consumer Cyclical·Auto Parts
0.65%
of portfolio
Number of shares
622,187 sh
Holdings current value
$67.08M
Avg closing price
$107.75
-13.0%
Last action
Trimmed 5.8%
2025Q4
Current $93.71
25
MWAMUELLER WTR PRODS INC
Industrials·Specialty Industrial Machinery
0.65%
of portfolio
Number of shares
2,612,033 sh
Holdings current value
$66.66M
Avg closing price
$11.39
+155.1%
Last action
Trimmed 1.7%
2025Q4
Current $29.07
26
TDSTELEPHONE & DATA SYS INC
Communication Services·Telecom Services
0.63%
of portfolio
Number of shares
1,650,970 sh
Holdings current value
$64.78M
Avg closing price
$24.40
+87.8%
Last action
Trimmed 2.8%
2025Q4
Current $45.82
27
SWXSOUTHWEST GAS HLDGS INC
Utilities·Utilities - Regulated Gas
0.63%
of portfolio
Number of shares
823,693 sh
Holdings current value
$64.53M
Avg closing price
$66.17
+37.5%
Last action
Trimmed 0.5%
2025Q4
Current $90.99
28
SBGISINCLAIR INC
Communication Services·Broadcasting
0.62%
of portfolio
Number of shares
4,242,962 sh
Holdings current value
$64.07M
Avg closing price
$13.90
+20.8%
Last action
Trimmed 1.2%
2025Q4
Current $16.79
29
MSFTMICROSOFT CORP
Technology·Software - Infrastructure
0.61%
of portfolio
Number of shares
120,501 sh
Holdings current value
$62.41M
Avg closing price
$123.58
+242.1%
Last action
Added 1.5%
2025Q4
Current $422.79
30
RUSHBRUSH ENTERPRISES INC
Consumer Cyclical·Auto & Truck Dealerships
0.60%
of portfolio
Number of shares
1,079,175 sh
Holdings current value
$61.97M
Avg closing price
$31.92
+132.5%
Last action
Trimmed 0.5%
2025Q4
Current $74.20
31
STTSTATE STR CORP
Financial Services·Asset Management
0.60%
of portfolio
Number of shares
533,944 sh
Holdings current value
$61.94M
Avg closing price
$59.17
+145.8%
Last action
Trimmed 6.7%
2025Q4
Current $145.43
32
GPCGENUINE PARTS CO
Consumer Cyclical·Auto Parts
0.60%
of portfolio
Number of shares
443,861 sh
Holdings current value
$61.52M
Avg closing price
$99.95
+13.8%
Last action
Trimmed 5.3%
2025Q4
Current $113.79
33
GGGGRACO INC
Industrials·Specialty Industrial Machinery
0.59%
of portfolio
Number of shares
716,095 sh
Holdings current value
$60.84M
Avg closing price
$59.84
+45.0%
Last action
Trimmed 1.0%
2025Q4
Current $86.74
34
AZZAZZ INC
Industrials·Specialty Business Services
0.59%
of portfolio
Number of shares
555,086 sh
Holdings current value
$60.58M
Avg closing price
$40.65
+237.6%
Last action
Trimmed 9.1%
2025Q4
Current $137.24
35
MYEMYERS INDS INC
Consumer Cyclical·Packaging & Containers
0.58%
of portfolio
Number of shares
3,507,312 sh
Holdings current value
$59.41M
Avg closing price
$13.37
+61.9%
Last action
Trimmed 0.2%
2025Q4
Current $21.65
36
ASTEASTEC INDS INC
Industrials·Farm & Heavy Construction Machinery
0.57%
of portfolio
Number of shares
1,211,437 sh
Holdings current value
$58.31M
Avg closing price
$43.27
+37.5%
Last action
Trimmed 3.4%
2025Q4
Current $59.49
37
WBDWARNER BROS DISCOVERY INC
Communication Services·Entertainment
0.56%
of portfolio
Number of shares
2,967,519 sh
Holdings current value
$57.96M
Avg closing price
$13.22
+107.8%
Last action
Trimmed 6.3%
2025Q4
Current $27.47
38
BATRKATLANTA BRAVES HLDGS INC
Communication Services·Entertainment
0.56%
of portfolio
Number of shares
1,385,803 sh
Holdings current value
$57.64M
Avg closing price
$36.01
+32.3%
Last action
Trimmed 0.3%
2025Q4
Current $47.63
39
DEDEERE & CO
Industrials·Farm & Heavy Construction Machinery
0.56%
of portfolio
Number of shares
125,528 sh
Holdings current value
$57.40M
Avg closing price
$76.99
+666.9%
Last action
Trimmed 6.8%
2025Q4
Current $590.46
40
NVDANVIDIA CORPORATION
Technology·Semiconductors
0.56%
of portfolio
Number of shares
307,421 sh
Holdings current value
$57.36M
Avg closing price
$145.60
+38.5%
Last action
Trimmed 0.1%
2025Q4
Current $201.68
41
CVCOCAVCO INDS INC DEL
Consumer Cyclical·Residential Construction
0.55%
of portfolio
Number of shares
97,528 sh
Holdings current value
$56.64M
Avg closing price
$93.72
+475.2%
Last action
Trimmed 5.5%
2025Q4
Current $539.06
42
DANDANA INC
Consumer Cyclical·Auto Parts
0.53%
of portfolio
Number of shares
2,730,357 sh
Holdings current value
$54.72M
Avg closing price
$14.04
+164.0%
Last action
Trimmed 13.8%
2025Q4
Current $37.06
43
LEN/BLENNAR CORP
0.53%
of portfolio
Number of shares
453,661 sh
Holdings current value
$54.43M
Avg closing price
$39.70
Last action
Added 2.8%
2025Q4
Current —
44
SPHRMADISON SQUARE GRDN ENTERTNM
Communication Services·Entertainment
0.53%
of portfolio
Number of shares
873,629 sh
Holdings current value
$54.27M
Avg closing price
$70.42
+92.6%
Last action
Trimmed 1.7%
2025Q4
Current $135.67
45
JPMJPMORGAN CHASE & CO
Financial Services·Banks - Diversified
0.52%
of portfolio
Number of shares
170,345 sh
Holdings current value
$53.73M
Avg closing price
$65.54
+373.5%
Last action
Added 0.3%
2025Q4
Current $310.29
46
DCODUCOMMUN INC DEL
Industrials·Aerospace & Defense
0.51%
of portfolio
Number of shares
550,416 sh
Holdings current value
$52.91M
Avg closing price
$45.71
+201.9%
Last action
Trimmed 5.7%
2025Q4
Current $138.00
47
ADUNITED STATES CELLULAR CORP
Communication Services·Telecom Services
0.51%
of portfolio
Number of shares
1,049,166 sh
Holdings current value
$52.47M
Avg closing price
$38.92
+28.8%
Last action
Trimmed 7.5%
2025Q4
Current $50.11
48
XYLXYLEM INC
Industrials·Specialty Industrial Machinery
0.50%
of portfolio
Number of shares
351,452 sh
Holdings current value
$51.84M
Avg closing price
$40.90
+196.1%
Last action
Trimmed 0.5%
2025Q4
Current $121.11
49
CTSCTS CORP
Technology·Electronic Components
0.49%
of portfolio
Number of shares
1,274,636 sh
Holdings current value
$50.91M
Avg closing price
$16.05
+243.5%
Last action
Trimmed 3.0%
2025Q4
Current $55.13
50
TVGRUPO TELEVISA S A BADR
Communication Services·Telecom Services
0.49%
of portfolio
Number of shares
18,921,985 sh
Holdings current value
$50.90M
Avg closing price
$6.82
-51.9%
Last action
Added 11.7%
2025Q4
Current $3.28
51
IVVISHARES TRETF
0.48%
of portfolio
Number of shares
73,979 sh
Holdings current value
$49.51M
Avg closing price
$616.38
+15.7%
Last action
Trimmed 6.1%
2025Q4
Current $713.36
52
NEMNEWMONT CORP
Basic Materials·Gold
0.47%
of portfolio
Number of shares
576,488 sh
Holdings current value
$48.60M
Avg closing price
$33.40
+248.8%
Last action
Added 3.6%
2025Q4
Current $116.50
53
ODCOIL DRI CORP AMER
Basic Materials·Specialty Chemicals
0.47%
of portfolio
Number of shares
789,700 sh
Holdings current value
$48.20M
Avg closing price
$39.97
+83.7%
Last action
Trimmed 0.1%
2025Q4
Current $73.41
54
TGTREDEGAR CORP
Industrials·Metal Fabrication
0.47%
of portfolio
Number of shares
5,990,851 sh
Holdings current value
$48.11M
Avg closing price
$10.95
-18.0%
Last action
Added 5.5%
2025Q4
Current $8.98
55
TSATTELESAT CORP
Technology·Communication Equipment
0.46%
of portfolio
Number of shares
1,786,908 sh
Holdings current value
$47.35M
Avg closing price
$21.66
+139.2%
Last action
Added 2.6%
2025Q4
Current $51.80
56
ENRENERGIZER HLDGS INC NEW
Industrials·Electrical Equipment & Parts
0.45%
of portfolio
Number of shares
1,865,365 sh
Holdings current value
$46.43M
Avg closing price
$33.21
-38.3%
Last action
Added 10.6%
2025Q4
Current $20.48
57
ITTITT INC
Industrials·Specialty Industrial Machinery
0.45%
of portfolio
Number of shares
259,536 sh
Holdings current value
$46.39M
Avg closing price
$46.61
+369.9%
Last action
Added 5.7%
2025Q4
Current $219.02
58
TGNATEGNA INC
Communication Services·Broadcasting
0.45%
of portfolio
Number of shares
2,273,952 sh
Holdings current value
$46.23M
Avg closing price
$15.76
Last action
Trimmed 8.9%
2025Q4
Current —
59
GOOGALPHABET INC
Communication Services·Internet Content & Information
0.44%
of portfolio
Number of shares
188,128 sh
Holdings current value
$45.82M
Avg closing price
$173.57
+95.5%
Last action
Added 0.9%
2025Q4
Current $339.40
60
KKRKKR & CO INC
Financial Services·Asset Management
0.44%
of portfolio
Number of shares
351,535 sh
Holdings current value
$45.68M
Avg closing price
$36.49
+183.9%
Last action
Added 0.5%
2025Q4
Current $103.60
61
TXNMPNM RES INC
Utilities·Utilities - Regulated Electric
0.44%
of portfolio
Number of shares
803,660 sh
Holdings current value
$45.45M
Avg closing price
$36.63
+61.0%
Last action
Trimmed 3.6%
2025Q4
Current $58.97
62
WFCWELLS FARGO CO NEW
Financial Services·Banks - Diversified
0.42%
of portfolio
Number of shares
517,152 sh
Holdings current value
$43.35M
Avg closing price
$48.33
+68.4%
Last action
Trimmed 2.9%
2025Q4
Current $81.41
63
G51502105JOHNSON CTLS INTL PLC
0.41%
of portfolio
Number of shares
387,606 sh
Holdings current value
$42.62M
Avg closing price
$46.52
Last action
Trimmed 3.9%
2025Q4
Current —
64
HONHONEYWELL INTL INC
Industrials·Conglomerates
0.41%
of portfolio
Number of shares
201,610 sh
Holdings current value
$42.44M
Avg closing price
$112.05
+108.4%
Last action
Trimmed 1.3%
2025Q4
Current $233.55
65
BRK.BBERKSHIRE HATHAWAY INC DEL
0.41%
of portfolio
Number of shares
83,663 sh
Holdings current value
$42.06M
Avg closing price
$235.97
+101.1%
Last action
Added 1.0%
2025Q4
Current $474.58
66
FSSFEDERAL SIGNAL CORP
Industrials·Pollution & Treatment Controls
0.40%
of portfolio
Number of shares
342,755 sh
Holdings current value
$40.78M
Avg closing price
$13.58
+741.2%
Last action
Trimmed 1.0%
2025Q4
Current $114.24
67
STRTSTRATTEC SEC CORP
Consumer Cyclical·Auto Parts
0.39%
of portfolio
Number of shares
596,045 sh
Holdings current value
$40.57M
Avg closing price
$37.30
+116.4%
Last action
Trimmed 4.2%
2025Q4
Current $80.70
68
TNCTENNANT CO
Industrials·Specialty Industrial Machinery
0.39%
of portfolio
Number of shares
499,795 sh
Holdings current value
$40.51M
Avg closing price
$58.30
+35.0%
Last action
Added 0.6%
2025Q4
Current $78.70
69
LYVLIVE NATION ENTERTAINMENT IN
Communication Services·Entertainment
0.39%
of portfolio
Number of shares
246,121 sh
Holdings current value
$40.22M
Avg closing price
$24.07
+550.5%
Last action
Trimmed 0.2%
2025Q4
Current $156.56
70
IMKTAINGLES MKTS INC
Consumer Defensive·Grocery Stores
0.39%
of portfolio
Number of shares
575,386 sh
Holdings current value
$40.02M
Avg closing price
$40.20
+127.3%
Last action
Trimmed 0.0%
2025Q4
Current $91.39
71
ROKROCKWELL AUTOMATION INC
Industrials·Specialty Industrial Machinery
0.39%
of portfolio
Number of shares
113,546 sh
Holdings current value
$39.69M
Avg closing price
$115.99
+258.4%
Last action
Added 0.1%
2025Q4
Current $415.73
72
HEIHEICO CORP NEW
Industrials·Aerospace & Defense
0.38%
of portfolio
Number of shares
122,600 sh
Holdings current value
$39.58M
Avg closing price
$66.57
+338.0%
Last action
Trimmed 0.6%
2025Q3
Current $291.57
73
GFFGRIFFON CORP
Industrials·Building Products & Equipment
0.38%
of portfolio
Number of shares
519,064 sh
Holdings current value
$39.53M
Avg closing price
$16.10
+445.4%
Last action
Trimmed 1.3%
2025Q4
Current $87.81
74
FCXFREEPORT-MCMORAN INC
Basic Materials·Copper
0.37%
of portfolio
Number of shares
983,381 sh
Holdings current value
$38.57M
Avg closing price
$10.62
+561.1%
Last action
Trimmed 3.5%
2025Q4
Current $70.21
75
SMPSTANDARD MTR PRODS INC
Consumer Cyclical·Auto Parts
0.37%
of portfolio
Number of shares
940,554 sh
Holdings current value
$38.39M
Avg closing price
$33.08
+14.5%
Last action
Added 4.4%
2025Q4
Current $37.87

Portfolio heatmap

Box size = % of portfolio · color = return since filing
MLI
2.15% · +20.8%
GATX
2.08% · +13.6%
CR
1.96% · +4.7%
SONY
1.46% · -24.6%
AXP
1.44% · -0.1%
BK
1.38% · +24.0%
MOD
1.36% · +71.4%
MSGS
1.34% · +48.0%
NFG
1.26% · -5.3%
HRI
1.25% · -5.6%
WTS
1.19% · +8.3%
TXT
1.14% · +8.4%
AME
1.14% · +25.7%
RSG
1.05% · -9.5%
BATRA
0.95% · +16.2%
ROL
0.84% · -6.4%
RHP
0.84% · +15.6%
CNH INDL N V
0.83%
NPO
0.76% · +24.6%
AN
0.74% · -4.9%
CW
0.70% · +35.5%
FLS
0.69% · +57.7%
PAG
0.68% · -7.2%
ORLY
0.65% · -13.1%

Sector exposure

Share of dollar value across the latest reported portfolio. Unclassified positions excluded.
  • Industrials140 pos$3.22B34.6%
  • Consumer Cyclical96 pos$1.41B15.2%
  • Communication Services64 pos$1.19B12.7%
  • Financial Services114 pos$870.3M9.3%
  • Technology84 pos$714.3M7.7%
  • Basic Materials51 pos$435.2M4.7%
  • Consumer Defensive49 pos$412.2M4.4%
  • Utilities35 pos$298.4M3.2%
  • Energy39 pos$286.4M3.1%
  • Healthcare66 pos$282.7M3.0%
  • Real Estate43 pos$189.6M2.0%
(9.7% unclassified, excluded from %)