Asset Manager · CIK 0000807249
Mario Gabelli
GAMCO
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.
Portfolio
$10.41B
Positions
1036
Quarter
2025Q4
Filings tracked
40
Capital flow per quarter
BuysSellsNet
Latest · 2025Q4
-$59M
Lifetime buys
$4.71B
Lifetime sells
$7.40B
Quarter activity
What changed in 2023Q3 — net new, added, trimmed, exited.
New positions48 names
- BATRAATLANTA BRAVES HLDGS INC+2,403,723$93.9M
- BATRKATLANTA BRAVES HLDGS INC+1,434,735$51.3M
- 84612USOVOS BRANDS INC+490,100$11.1M
- LM0CLIBERTY MEDIA CORP DEL+367,469$9.4M
- 531229LIBERTY MEDIA CORP DEL+315,989$8.0M
- FWONALIBERTY MEDIA CORP DEL+123,304$7.0M
- BLBDBLUE BIRD CORP+266,290$5.7M
- FWONKLIBERTY MEDIA CORP DEL+90,809$5.7M
- RGCORGC RES INC+247,300$4.3M
- LLYVK*LIBERTY MEDIA CORP DEL+85,344$2.7M
- 05367PAVID TECHNOLOGY INC+97,291$2.6M
- LLYVA*LIBERTY MEDIA CORP DEL+77,466$2.5M
- + 36 more…
Added to207 names
- RUSHBRUSH ENTERPRISES INC+368,375$16.7M
- GDENGOLDEN ENTMT INC+371,850$12.7M
- WBAWALGREENS BOOTS ALLIANCE INC+388,742$8.6M
- 16150RCHASE CORP+64,744$8.2M
- GMEDGLOBUS MED INC+130,516$6.5M
- AMTAMERICAN TOWER CORP NEW+31,360$5.2M
- BAXBAXTER INTL INC+121,563$4.6M
- TGNATEGNA INC+294,390$4.3M
- MIRMIRION TECHNOLOGIES INC+566,070$4.2M
- MNROMONRO INC+125,435$3.5M
- SPBSPECTRUM BRANDS HLDGS INC NE+43,520$3.4M
- DSGRLAWSON PRODS INC+130,425$3.4M
- + 195 more…
Trimmed389 names
- CXTCRANE HLDGS CO−447,704$24.9M
- 17273KCIRCOR INTL INC−321,972$17.9M
- MODMODINE MFG CO−256,696$11.7M
- GMGENERAL MTRS CO−310,254$10.2M
- ORLYOREILLY AUTOMOTIVE INC−10,895$9.9M
- METAMETA PLATFORMS INC−28,647$8.6M
- RSGREPUBLIC SVCS INC−54,710$7.8M
- CMCSACOMCAST CORP NEW−167,468$7.4M
- WFCWELLS FARGO CO NEW−180,588$7.4M
- STTSTATE STR CORP−101,217$6.8M
- AXPAMERICAN EXPRESS CO−42,364$6.3M
- WCNWASTE CONNECTIONS INC−45,394$6.1M
- + 377 more…
Exited58 names
- 007800AEROJET ROCKETDYNE HLDGS INC−2,426,153$133.1M
- 531229LIBERTY MEDIA CORP DEL−2,567,013$105.0M
- 531229LIBERTY MEDIA CORP DEL−1,333,245$52.8M
- LM03LIBERTY MEDIA CORP DEL−417,105$13.7M
- LSXMKUSDLIBERTY MEDIA CORP DEL−379,255$12.4M
- 670704NUVASIVE INC−179,271$7.5M
- 531229LIBERTY MEDIA CORP DEL−106,928$7.2M
- FWONKUSDLIBERTY MEDIA CORP DEL−91,267$6.9M
- EWEDWARDS LIFESCIENCES CORP−40,545$3.8M
- 98156QWORLD WRESTLING ENTMT INC−28,700$3.1M
- 34417PFOCUS FINL PARTNERS INC−57,552$3.0M
- 23345JDICE THERAPEUTICS INC−61,100$2.8M
- + 46 more…
Recent transactions
Last 20 moves
NEW
WABASH NATL CORP
+20,000
~$8.65 · 2025Q4
2026-02-05
NEW
PURECYCLE TECHNOLOGIES 7.250 08/15/30 CVT
+300,000
~$1.00 · 2025Q4
2026-02-05
NEW
ISHARES SILVER TR
+3,300
~$64.42 · 2025Q4
2026-02-05
