CIK: 0000932724
Total reported value
$674.1M
Reporting period: 2026-03-31 · Number of holdings: 297
GABELLI & Co INVESTMENT ADVISERS, INC. disclosed 297 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $674.1M and a quarterly turnover rate of 82.2%.
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GABELLI & Co INVESTMENT ADVISERS, INC.'s disclosed holdings carry a Herfindahl concentration index of 0.017 — mathematically equivalent to about 58 equally-sized positions, well below its 297 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 2.02), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 46% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Add WBD
+122.1% $13.4M
Add CWAN
+192.1% $12.0M
Add SDA
+57.4% $9.7M
Trim FOX
-35.9% -$6.9M
Add KVUE
+77.3% $5.6M
Add JHG
+56.6% $4.6M
Showing top 200 holdings (of 297 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | EA | Electronic Arts INC | Stock-Comm Services | 4.17% | — | +9.22% | |
| 2 | GTLS | Chart Industries INC | Stock-Industrials | 3.96% | — | +2.39% | |
| 3 | SDA | Sealed Air CORP | Stock-Consumer Disc | 3.85% | +1.41% | +57.42% | |
| 4 | WBD | Warner Bros Discovery INC | Stock-Comm Services | 3.78% | +1.97% | +122.13% | |
| 5 | HO1 | Hologic INC | Stock-Other | 3.46% | +0.63% | +21.86% | |
| 6 | TXNM | Txnm Energy INC | Stock-Utilities | 3.00% | — | +11.44% | |
| 7 | CWAN | Clearwater Analytics Holdings, Inc. | Stock-Tech | 2.74% | +1.77% | +192.14% | |
| 8 | ACLXGBX | Arcellx INC | Stock-Other | 2.60% | +2.60% | NEW | |
| 9 | PEN | Penumbra INC | Stock-Healthcare | 2.52% | +2.52% | NEW | |
| 10 | XGDVX | Gabelli Dividend & Income Tr | Stock-Other | 2.50% | — | — | |
| 11 | MASI* | Masimo CORP | Stock-Other | 2.34% | +2.34% | NEW | |
| 12 | GDL | Gdl Fund | Stock-Other | 2.28% | — | — | |
| 13 | NSC | Norfolk Southern CORP | Stock-Industrials | 2.22% | — | +2.96% | |
| 14 | AL | Air Lease CORP | Stock-Other | 2.01% | — | -1.37% | |
| 15 | KVUE | Kenvue INC | Stock-Consumer Staples | 1.90% | +0.81% | +77.25% | |
| 16 | JHG | Janus Henderson Group plc | Stock-Financials | 1.69% | +0.68% | +56.61% | |
| 17 | AM6 | Amicus Therapeutics INC | Stock-Other | 1.67% | +0.63% | +59.96% | |
| 18 | LBRDK | Liberty Broadband-c | Stock-Comm Services | 1.62% | — | — | |
| 19 | 430 | Terns Pharmaceuticals INC | Stock-Other | 1.61% | +1.61% | NEW | |
| 20 | K4F | Onestream INC | Stock-Other | 1.45% | +1.45% | NEW | |
| 21 | GLU | Gabelli Glbl Util & INC Tr | Stock-Other | 1.38% | — | — | |
| 22 | DBRG | Digitalbridge Group INC | Stock-Financials | 1.36% | +0.68% | +101.21% | |
| 23 | WBS | Webster Financial CORP | Stock-Financials | 1.31% | +1.31% | NEW | |
| 24 | APLSUSD | Apellis Pharmaceuticals INC | Stock-Other | 1.20% | +1.20% | NEW | |
| 25 | ✓ | Csg Systems International In | Stock-Other | 1.13% | +0.49% | +71.44% | |
| 26 | FOX | Fox CORP - Class B | Stock-Comm Services | 1.13% | -1.04% | -35.89% | |
| 27 | T86 | Tri Pointe Homes INC | Stock-Other | 1.05% | +1.05% | NEW | |
| 28 | DAWNGBX | Day One Biopharmaceuticals I | Stock-Other | 1.03% | +1.03% | NEW | |
| 29 | AES | Aes CORP | Stock-Utilities | 0.98% | +0.98% | NEW | |
| 30 | LBRDA | Liberty Broadband-a | Stock-Other | 0.93% | +0.93% | NEW | |
| 31 | AMZN | Amazon.com INC | Stock-Consumer Disc | 0.68% | — | — | |
| 32 | GDEN | Golden Entertainment INC | Stock-Other | 0.65% | — | +99.90% | |
| 33 | PRA | Proassurance CORP | Stock-Other | 0.65% | +0.41% | +174.41% | |
| 34 | GLDD | Great Lakes Dredge & Dock Co | Stock-Other | 0.64% | +0.64% | NEW | |
| 35 | IMXI | International Money Express | Stock-Other | 0.64% | — | +6.79% | |
| 36 | ✓ | Soulpower Acquisition CORP | Stock-Other | 0.61% | — | -29.44% | |
| 37 | SKYT | Skywater Technology INC | Stock-Other | 0.55% | +0.55% | NEW | |
| 38 | EHABUSD | Enhabit INC | Stock-Other | 0.53% | +0.53% | NEW | |
| 39 | BVE | Diamond Hill Investment Grp | Stock-Other | 0.52% | — | +1.41% | |
| 40 | IHS | IHS Holding Limited | Stock-Other | 0.52% | +0.52% | NEW | |
| 41 | ✓ | Apex Tech Acquisition INC | Stock-Other | 0.51% | +0.51% | NEW | |
| 42 | 628 | Semrush Holdings Inc-a | Stock-Other | 0.50% | — | +192.86% | |
| 43 | BATRK | Atlanta Braves Holdings In-c | Stock-Other | 0.49% | — | -35.92% | |
| 44 | LLYVK | Liberty Live Holdings-c | Stock-Other | 0.49% | — | — | |
| 45 | ✓ | Eqv Ventures Ac CORP. Ii | Stock-Other | 0.49% | +0.49% | NEW | |
| 46 | ✓ | Stock-Other | 0.44% | +0.44% | NEW | ||
| 47 | BHF | Brighthouse Financial INC | Stock-Financials | 0.42% | — | — | |
| 48 | MGRC | Mcgrath Rentcorp | Stock-Other | 0.41% | — | +13.01% | |
| 49 | ✓ | Otg Acquisition CORP. I | Stock-Other | 0.40% | +0.40% | NEW | |
| 50 | ✓ | M3-brigade Acquisition Vi Co | Stock-Other | 0.40% | — | — |
Performance for Q3 2026
—
Performance Last 4 Quarters
—
Based on 0 months of available history
Based on 40% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 297 | $674.1M | 82 | |
| 2025-12-31 | 279 | $665.8M | 96 | |
| 2025-09-30 | 273 | $623.6M | 100 | |
| 2025-06-30 | 265 | $651.1M | 0 | |
| 2025-03-31 | 251 | $661.5M | 100 | |
| 2024-12-31 | 250 | $586.2M | 0 | |
| 2024-09-30 | 225 | $587.2M | 0 | |
| 2024-06-30 | 262 | $598.5M | 0 | |
| 2024-03-31 | 261 | $574.9M | 0 | |
| 2023-12-31 | 257 | $533.0M | 0 | |
| 2023-09-30 | 260 | $614.8M | 0 | |
| 2023-06-30 | 265 | $597.6M | 0 | |
| 2023-03-31 | 246 | $521.1M | 0 | |
| 2022-12-31 | 291 | $469.5M | 0 | |
| 2022-09-30 | 471 | $771.2M | 0 | |
| 2022-06-30 | 493 | $774.4M | 0 | |
| 2022-03-31 | 512 | $768.6M | 0 | |
| 2021-12-31 | 492 | $754.7M | 0 | |
| 2021-09-30 | 485 | $826.9M | 0 | |
| 2021-06-30 | 447 | $865.9M | 96 | |
| 2021-03-31 | 412 | $803.8M | 83 | |
| 2020-12-31 | 324 | $642.0M | 100 | |
| 2020-09-30 | 237 | $555.1M | 100 | |
| 2020-06-30 | 185 | $439.4M | 73 | |
| 2020-03-31 | 191 | $664.3M | 69 | |
| 2019-12-31 | 198 | $864.5M | 87 | |
| 2019-09-30 | 185 | $888.5M | 85 | |
| 2019-06-30 | 194 | $933.2M | 83 | |
| 2019-03-31 | 170 | $777.2M | 100 | |
| 2018-12-31 | 159 | $707.7M | 100 | |
| 2018-09-30 | 179 | $1.0B | 78 | |
| 2018-06-30 | 161 | $803.3M | 83 | |
| 2018-03-31 | 162 | $788.5M | 91 | |
| 2017-12-31 | 166 | $756.8M | 84 | |
| 2017-09-30 | 167 | $867.1M | 60 | |
| 2017-06-30 | 171 | $928.9M | 79 | |
| 2017-03-31 | 156 | $891.8M | 69 | |
| 2016-12-31 | 153 | $862.2M | 77 | |
| 2016-09-30 | 165 | $854.5M | 77 | |
| 2016-06-30 | 169 | $768.5M | 90 | |
| 2016-03-31 | 166 | $797.2M | 83 | |
| 2015-12-31 | 181 | $842.3M | 100 | |
| 2015-09-30 | 166 | $709.2M | 100 | 124230928265523740189 |
| 2015-06-30 | 176 | $697.0M | 100 | 125490A23070003441060 |
| 2015-03-31 | 157 | $596.9M | 100 | |
| 2014-12-31 | 151 | $697.6M | 88 | |
| 2014-09-30 | 173 | $626.6M | 100 | |
| 2014-06-30 | 135 | $463.5M | 100 | 134583824325893743674 |
| 2014-03-31 | 126 | $367.6M | 100 | |
| 2013-12-31 | 121 | $276.9M | 100 | |
| 2013-09-30 | 129 | $460.9M | 100 | |
| 2013-06-30 | 123 | $380.2M | 0 |
GABELLI & Co INVESTMENT ADVISERS, INC.'s most significant position changes for 2026-03-31: Sold out: Dayforce INC (DAY); Sold out: Frontier Communications Pare (FYBR); Sold out: Exact Sciences CORP (EXK); Sold out: Avidity Biosciences INC (RNAGBP); Sold out: Cidara Therapeutics INC (CDTX).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | WBD | Warner Bros Discovery INC | +2% | +122.13% | Add |
| 2 | CWAN | Clearwater Analytics Holdings, Inc. | +1.8% | +192.14% | Add |
| 3 | SDA | Sealed Air CORP | +1.4% | +57.42% | Add |
| 4 | KVUE | Kenvue INC | +0.8% | +77.25% | Add |
| 5 | JHG | Janus Henderson Group plc | +0.7% | +56.61% | Add |
| 6 | DBRG | Digitalbridge Group INC | +0.7% | +101.21% | Add |
| 7 | HO1 | Hologic INC | +0.6% | +21.86% | Add |
| 8 | AM6 | Amicus Therapeutics INC | +0.6% | +59.96% | Add |
| 9 | ✓ | Csg Systems International In | +0.5% | +71.44% | Add |
| 10 | PRA | Proassurance CORP | +0.4% | +174.41% | Add |
| 11 | FOX | Fox CORP - Class B | -1% | -35.89% | Trim |
| 12 | DAY | Dayforce INC | — | EXIT | Sold out |
| 13 | FYBR | Frontier Communications Pare | — | EXIT | Sold out |
| 14 | EXK | Exact Sciences CORP | — | EXIT | Sold out |
| 15 | RNAGBP | Avidity Biosciences INC | — | EXIT | Sold out |
| 16 | CDTX | Cidara Therapeutics INC | — | EXIT | Sold out |
| 17 | ACLXGBX | Arcellx INC | — | NEW | New buy |
| 18 | PEN | Penumbra INC | — | NEW | New buy |
| 19 | ✓ | Cyberark Software LTD | — | EXIT | Sold out |
| 20 | MASI* | Masimo CORP | — | NEW | New buy |
| 21 | 8QR | Confluent Inc-class A | — | EXIT | Sold out |
| 22 | 430 | Terns Pharmaceuticals INC | — | NEW | New buy |
| 23 | K4F | Onestream INC | — | NEW | New buy |
| 24 | WBS | Webster Financial CORP | — | NEW | New buy |
| 25 | NGDN | New Gold INC | — | EXIT | Sold out |
| 26 | APLSUSD | Apellis Pharmaceuticals INC | — | NEW | New buy |
| 27 | TGNA | Tegna INC | — | EXIT | Sold out |
| 28 | CATBUSD | Astria Therapeutics INC | — | EXIT | Sold out |
| 29 | T86 | Tri Pointe Homes INC | — | NEW | New buy |
| 30 | DAWNGBX | Day One Biopharmaceuticals I | — | NEW | New buy |
| 31 | AES | Aes CORP | — | NEW | New buy |
| 32 | ✓ | Avadel Pharmaceu | — | EXIT | Sold out |
| 33 | LBRDA | Liberty Broadband-a | — | NEW | New buy |
| 34 | CIO | City Office Reit INC | — | EXIT | Sold out |
| 35 | EVAC-WT | EQV Ventures Acquisition Corp. II WT | — | EXIT | Sold out |
| 36 | GLDD | Great Lakes Dredge & Dock Co | — | NEW | New buy |
| 37 | SKYT | Skywater Technology INC | — | NEW | New buy |
| 38 | EHABUSD | Enhabit INC | — | NEW | New buy |
| 39 | IHS | IHS Holding Limited | — | NEW | New buy |
| 40 | ✓ | Apex Tech Acquisition INC | — | NEW | New buy |
| 41 | DVAX | Dynavax Technologies CORP | — | EXIT | Sold out |
| 42 | ✓ | Eqv Ventures Ac CORP. Ii | — | NEW | New buy |
| 43 | JAMF | Jamf Holding CORP | — | EXIT | Sold out |
| 44 | ✓ | Calavo Growers INC | — | EXIT | Sold out |
| 45 | ✓ | — | EXIT | Sold out | |
| 46 | ✓ | — | NEW | New buy | |
| 47 | 9HI | Hillenbrand INC | — | EXIT | Sold out |
| 48 | ✓ | Otg Acquisition CORP. I | — | EXIT | Sold out |
| 49 | ✓ | Otg Acquisition CORP. I | — | NEW | New buy |
| 50 | VRSK | Verisk Analytics, Inc. | — | NEW | New buy |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-05-14 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-02-05 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-11-12 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-08-13 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-05-14 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-02-13 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-11-13 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-08-13 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-05-14 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-02-13 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-11-08 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-08-10 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-05-12 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-02-15 | Amendment | View on EDGAR |
| 2022-12-31 | 2023-02-13 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-11-14 | Amendment | View on EDGAR |
| 2022-09-30 | 2022-11-10 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2022-08-12 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-05-18 | Amendment | View on EDGAR |
| 2022-03-31 | 2022-05-13 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-02-11 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-11-12 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-08-13 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2021-05-14 | 13F-HR | View on EDGAR |
| 2020-12-31 | 2021-02-05 | 13F-HR | View on EDGAR |
| 2020-09-30 | 2020-11-06 | 13F-HR | View on EDGAR |
| 2020-06-30 | 2020-08-13 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2020-05-14 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-02-14 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-11-01 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-08-02 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-05-02 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-01-30 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-11-02 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-08-10 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-05-09 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-02-02 | 13F-HR | View on EDGAR |
| 2017-09-30 | 2017-11-01 | 13F-HR | View on EDGAR |
| 2017-06-30 | 2017-08-03 | 13F-HR | View on EDGAR |
| 2017-03-31 | 2017-05-04 | 13F-HR | View on EDGAR |
| 2016-12-31 | 2017-02-10 | 13F-HR | View on EDGAR |
| 2016-09-30 | 2016-11-14 | 13F-HR | View on EDGAR |
| 2016-06-30 | 2016-08-04 | 13F-HR | View on EDGAR |
| 2016-03-31 | 2016-05-05 | 13F-HR | View on EDGAR |
| 2015-12-31 | 2016-02-05 | 13F-HR | View on EDGAR |
| 2015-09-30 | 2015-10-23 | 13F-HR | View on EDGAR |
| 2015-06-30 | 2015-08-05 | 13F-HR | View on EDGAR |
| 2015-03-31 | 2015-05-01 | 13F-HR | View on EDGAR |
| 2014-12-31 | 2015-02-05 | 13F-HR | View on EDGAR |
| 2014-09-30 | 2014-10-30 | 13F-HR | View on EDGAR |
| 2014-06-30 | 2014-08-06 | 13F-HR | View on EDGAR |
| 2014-03-31 | 2014-05-16 | Amendment | View on EDGAR |
| 2014-03-31 | 2014-05-02 | 13F-HR | View on EDGAR |
| 2013-12-31 | 2014-02-07 | 13F-HR | View on EDGAR |
| 2013-09-30 | 2013-11-07 | 13F-HR | View on EDGAR |
| 2013-06-30 | 2013-08-02 | Amendment | View on EDGAR |
| 2013-06-30 | 2013-08-01 | 13F-HR | View on EDGAR |
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