Mariner Investment Group LLC 13F holdings, Q4 2025
Holdings as of December 31, 2025 · filings on SEC EDGAR · latest filing →
Mariner Investment Group LLC disclosed 71 US equity positions worth $1.7bn in its Q4 2025 13F filing. The largest position was MSFT at 9.8% of the reported book, followed by LRCX and GOOG. Against the Q3 2025 filing, it opened 27 new positions, added to 13 and reduced 5 among the top 50 holdings.
What did Mariner Investment Group LLC own in Q4 2025? Top 50 positions
| # | Stock | Sector | Weight | Value | Shares | Δ shares | vs Q3 2025 |
|---|---|---|---|---|---|---|---|
| 1 | MSFT MICROSOFT CORP | Technology | 9.8% | $166.4m | 344,000 | – | new |
| 2 | LRCX LAM RESEARCH CORP | Technology | 7.4% | $126.0m | 736,000 | – | new |
| 3 | GOOG ALPHABET INC | Communication Services | 6.4% | $109.8m | 350,000 | – | new |
| 4 | COST COSTCO WHSL CORP NEW | Consumer Defensive | 6.3% | $107.8m | 125,000 | – | new |
| 5 | IBIT ISHARES BITCOIN TRUST ETF | 6.3% | $106.6m | 2,146,536 | 7% | added | |
| 6 | CSCO CISCO SYS INC | Technology | 6.2% | $105.7m | 1,372,000 | – | new |
| 7 | ASML ASML HOLDING N V | Technology | 5.8% | $99.5m | 93,000 | – | new |
| 8 | TXN TEXAS INSTRS INC | Technology | 5.7% | $97.0m | 559,000 | – | new |
| 9 | NVDA NVIDIA CORPORATION | Technology | 5.4% | $92.7m | 497,000 | – | new |
| 10 | LIN LINDE PLC | Basic Materials | 5.0% | $85.3m | 200,000 | – | new |
| 11 | INTC INTEL CORP | Technology | 4.8% | $81.2m | 2,200,000 | – | new |
| 12 | HONGBP HONEYWELL INTL INC | 4.5% | $76.5m | 392,000 | – | new | |
| 13 | AAPL APPLE INC | Technology | 4.0% | $67.4m | 248,000 | – | new |
| 14 | MA MASTERCARD INCORPORATED | Financial Services | 3.3% | $57.1m | 100,000 | – | new |
| 15 | CTAS CINTAS CORP | Industrials | 3.0% | $50.6m | 269,000 | – | new |
| 16 | MCD MCDONALDS CORP | Consumer Cyclical | 2.9% | $49.8m | 163,000 | – | new |
| 17 | LOW LOWES COS INC | Consumer Cyclical | 1.4% | $24.4m | 101,000 | – | new |
| 18 | ALIBABA GROUP HLDG LTD | 1.4% | $23.3m | 15,000,000 | 200% | added | |
| 19 | FORD MTR CO | 1.2% | $20.8m | 20,000,000 | 100% | added | |
| 20 | IGLB ISHARES TR | 1.2% | $20.2m | 400,000 | – | new | |
| 21 | FLR FLUOR CORP | 1.0% | $17.2m | 15,100,000 | 196% | added | |
| 22 | NEXTERA ENERGY CAP HLDGS INC | 0.7% | $12.4m | 10,000,000 | 0% | held | |
| 23 | ON ON SEMICONDUCTOR CORP | 0.6% | $9.5m | 10,000,000 | 100% | added | |
| 24 | RITM RITHM CAPITAL CORP | Real Estate | 0.6% | $9.5m | 868,711 | -11% | reduced |
| 25 | FOUR SHIFT4 PMTS INC | Technology | 0.5% | $7.9m | 125,000 | 178% | added |
| 26 | SNOW SNOWFLAKE INC | 0.4% | $7.4m | 5,000,000 | 0% | held | |
| 27 | LIVE NATION ENTERTAINMENT IN | 0.4% | $7.3m | 5,000,000 | – | new | |
| 28 | DUK DUKE ENERGY CORP NEW | Utilities | 0.4% | $6.0m | 51,250 | 28% | added |
| 29 | LIVE NATION ENTERTAINMENT IN | 0.3% | $5.3m | 5,000,000 | – | new | |
| 30 | NUVEEN FLOATING RATE INCOME | 0.3% | $5.0m | 633,488 | -72% | reduced | |
| 31 | ETR ENTERGY CORP NEW | Utilities | 0.2% | $4.2m | 45,000 | 0% | held |
| 32 | RWT REDWOOD TRUST INC | Real Estate | 0.2% | $4.1m | 745,346 | -12% | reduced |
| 33 | LECO LINCOLN ELEC HLDGS INC | Industrials | 0.2% | $3.8m | 16,000 | 7% | added |
| 34 | GRUPO AEROMEXICO SAB DE CV | 0.2% | $3.7m | 169,280 | – | new | |
| 35 | CIM CHIMERA INVT CORP | 0.2% | $3.6m | 290,000 | 152% | added | |
| 36 | MTZ MASTEC INC | Industrials | 0.2% | $3.2m | 14,500 | 806% | added |
| 37 | WMB WILLIAMS COS INC | Energy | 0.2% | $2.7m | 45,000 | 12% | added |
| 38 | TLN TALEN ENERGY CORP | Utilities | 0.1% | $1.9m | 5,000 | – | new |
| 39 | FIX COMFORT SYS USA INC | Industrials | 0.1% | $1.9m | 2,000 | – | new |
| 40 | REDWOOD TRUST INC | 0.1% | $1.8m | 1,800,000 | -45% | reduced | |
| 41 | RRC RANGE RES CORP | Energy | 0.1% | $1.6m | 46,000 | 207% | added |
| 42 | REDFIN CORP | 0.1% | $1.5m | 1,645,000 | 0% | held | |
| 43 | FERG FERGUSON ENTERPRISES INC | Industrials | 0.1% | $1.3m | 6,000 | – | new |
| 44 | AR ANTERO RESOURCES CORP | Energy | 0.1% | $1.3m | 38,500 | – | new |
| 45 | CMCSA COMCAST CORP NEW | Communication Services | 0.1% | $1.3m | 42,500 | – | new |
| 46 | EQT EQT CORP | Energy | 0.1% | $1.1m | 20,000 | – | new |
| 47 | PENNYMAC CORP | 0.1% | $1.1m | 1,000,000 | 0% | held | |
| 48 | DY DYCOM INDS INC | Industrials | 0.1% | $1.0m | 3,000 | – | new |
| 49 | KR KROGER CO | Consumer Defensive | 0.1% | $937.2k | 15,000 | 50% | added |
| 50 | VST VISTRA CORP | Utilities | 0.0% | $806.6k | 5,000 | -67% | reduced |
Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.