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MARINER INVESTMENT GROUP LLC
Period ended Sep 30, 2026 · Latest filing Nov 4, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Sep 30, 2026: $587,301,479
More quarters will appear as history becomes available.
Top holdings
Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- ISHARES BITCOIN TRUST ETF · SHS BEN INT · 46438F101 · shares: $148,143,524
- INVESCO QQQ TR · UNIT SER 1 · 46090E103 · shares: $88,994,331
- FLUOR CORP · NOTE 1.125% 8/1 · 343412AJ1 · principal: $53,282,375
- DOORDASH INC · NOTE 5/1 · 25809KAB1 · principal: $42,896,250
- ALIBABA GROUP HLDG LTD · NOTE 0.500% 6/0 · 01609WBG6 · principal: $40,592,500
- GLOBAL PMTS INC · NOTE 1.500% 3/0 · 37940XAU6 · principal: $40,027,500
- DPC HOLDINGS PLC · ORDINARY SHARES · G2R11M108 · shares: $32,190,751
- ISHARES TR · IBOXX HI YD ETF · 464288513 · shares: $21,047,446
- WIX COM LTD · NOTE 9/1 · 92940WAF6 · principal: $17,866,677
- AKAMAI TECHNOLOGIES INC · NOTE 0.250% 5/1 · 00971TAQ4 · principal: $12,630,250
Reported holdings
93 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| ISHARES BITCOIN TRUST ETF | SHS BEN INT | 46438F101 | — | 3,129,352 shares | $148,143,524 |
| INVESCO QQQ TR | UNIT SER 1 | 46090E103 | — | 120,300 shares | $88,994,331 |
| FLUOR CORP | NOTE 1.125% 8/1 | 343412AJ1 | — | 43,100,000 principal | $53,282,375 |
| DOORDASH INC | NOTE 5/1 | 25809KAB1 | — | 45,000,000 principal | $42,896,250 |
| ALIBABA GROUP HLDG LTD | NOTE 0.500% 6/0 | 01609WBG6 | — | 32,500,000 principal | $40,592,500 |
| GLOBAL PMTS INC | NOTE 1.500% 3/0 | 37940XAU6 | — | 45,000,000 principal | $40,027,500 |
| DPC HOLDINGS PLC | ORDINARY SHARES | G2R11M108 | — | 806,988 shares | $32,190,751 |
| ISHARES TR | IBOXX HI YD ETF | 464288513 | — | 272,600 shares | $21,047,446 |
| WIX COM LTD | NOTE 9/1 | 92940WAF6 | — | 21,500,000 principal | $17,866,677 |
| AKAMAI TECHNOLOGIES INC | NOTE 0.250% 5/1 | 00971TAQ4 | — | 9,500,000 principal | $12,630,250 |
| RITHM CAPITAL CORP | COM NEW | 64828T201 | — | 1,373,683 shares | $12,266,989 |
| RIVIAN AUTOMOTIVE INC | NOTE 3.625%10/1 | 76954AAD5 | — | 7,500,000 principal | $7,560,000 |
| ISHARES TR | IBOXX INV CP ETF | 464287242 | — | 71,090 shares | $7,263,976 |
| ISHARES TR | NATIONAL MUN ETF | 464288414 | — | 65,315 shares | $6,603,347 |
| VANGUARD MUN BD FDS | TAX EXEMPT BD | 922907746 | — | 110,000 shares | $5,209,600 |
| CHIMERA INVT CORP | COM SHS | 16934Q802 | — | 400,299 shares | $3,814,849 |
| LIVE NATION ENTERTAINMENT IN | NOTE 2.875% 1/1 | 538034BC2 | — | 2,500,000 principal | $2,743,508 |
| SHIFT4 PMTS INC | 6 SER A CNV PREF | 82452J307 | — | 55,000 shares | $2,712,050 |
| REDWOOD TRUST INC | COM | 758075402 | — | 640,361 shares | $2,484,601 |
| SPDR SERIES TRUST | ST BLOO HIGH ETF | 78468R622 | — | 23,000 shares | $2,133,250 |
| ISHARES TR | 3 7 YR TREAS BD | 464288661 | — | 18,461 shares | $2,094,216 |
| PENNYMAC CORP | NOTE 8.500% 6/0 | 70932AAH6 | — | 2,000,000 principal | $1,995,386 |
| REDWOOD TRUST INC | NOTE 7.750% 6/1 | 758075AF2 | — | 1,800,000 principal | $1,826,100 |
| NVIDIA CORPORATION | COM | 67066G104 | — | 7,500 shares | $1,712,850 |
| MFA FINL INC | COM | 55272X607 | — | 215,900 shares | $1,694,815 |
| ISHARES TR | 20 YR TR BD ETF | 464287432 | — | 21,074 shares | $1,639,136 |
| CATERPILLAR INC | COM | 149123101 | — | 2,000 shares | $1,621,580 |
| PENNYMAC MTG INVT TR | COM | 70931T103 | — | 180,000 shares | $1,418,400 |
| CARRIER GLOBAL CORPORATION | COM | 14448C104 | — | 25,000 shares | $1,371,500 |
| OLIN CORP | COM PAR $1 | 680665205 | — | 82,340 shares | $1,276,270 |
| WIX COM LTD | SHS | M98068105 | — | 17,144 shares | $1,236,597 |
| ISHARES TR | IBOXX HI YD ETF | 464288513 | PUT | 1,468,600 shares | $1,174,903 |
| INSTALLED BLDG PRODS INC | COM | 45780R101 | — | 6,000 shares | $1,151,280 |
| OLIN CORP | COM PAR $1 | 680665205 | PUT | 254,000 shares | $1,077,700 |
| DYNEX CAP INC | COM | 26817Q886 | — | 95,000 shares | $1,058,300 |
| PG&E CORP | COM | 69331C108 | — | 80,000 shares | $980,000 |
| ISHARES TR | 1 3 YR TREAS BD | 464287457 | — | 11,444 shares | $929,253 |
| ISHARES TR | 7-10 YR TRSY BD | 464287440 | — | 10,161 shares | $907,479 |
| CORNING INC | COM | 219350105 | — | 5,000 shares | $768,800 |
| NOBLE CORP PLC | ORD SHS A | G65431127 | — | 15,000 shares | $626,100 |
| LUMEN TECHNOLOGIES INC | COM | 550241103 | — | 100,000 shares | $560,000 |
| RTX CORPORATION | COM | 75513E101 | — | 3,000 shares | $556,950 |
| STATE STR SPDR S&P 500 ETF T | TR UNIT | 78462F103 | PUT | 410,000 shares | $532,250 |
| ON SEMICONDUCTOR CORP | NOTE 0.500% 3/0 | 682189AU9 | — | 500,000 principal | $529,750 |
| LINCOLN ELEC HLDGS INC | COM | 533900106 | — | 2,000 shares | $529,160 |
| LOCKHEED MARTIN CORP | COM | 539830109 | — | 1,000 shares | $509,250 |
| NORTHROP GRUMMAN CORP | COM | 666807102 | — | 1,000 shares | $483,480 |
| ENTEGRIS INC | COM | 29362U104 | — | 3,000 shares | $462,180 |
| ARDAGH METAL PACKAGING S A | SHS | L02235106 | — | 100,000 shares | $434,000 |
| TOLL BROTHERS INC | COM | 889478103 | — | 3,000 shares | $404,250 |
| IHEARTMEDIA INC | COM CL A | 45174J509 | — | 186,753 shares | $392,181 |
| SLB LIMITED | COM STK | 806857108 | — | 8,000 shares | $389,760 |
| TRANSOCEAN LTD | REGISTERED SHS | H8817H100 | — | 70,000 shares | $366,800 |
| SHIFT4 PMTS INC | CL A | 82452J109 | — | 10,000 shares | $361,700 |
| AMERICAN AIRLINES GROUP INC | COM | 02376R102 | — | 25,000 shares | $334,250 |
| QXO INC | COM NEW | 82846H405 | PUT | 300,000 shares | $297,500 |
| TPG MTG INVTS TR INC | COM NEW | 001228501 | — | 48,094 shares | $275,579 |
| HOWMET AEROSPACE INC | COM | 443201108 | — | 1,000 shares | $226,180 |
| TRONOX HOLDINGS PLC | SHS | G9087Q102 | — | 50,000 shares | $197,500 |
| META PLATFORMS INC | CL A | 30303M102 | PUT | 200,000 shares | $193,800 |
| UNITED PARCEL SVCS INC | CL B | 911312106 | — | 2,000 shares | $186,880 |
| INVESCO EXCH TRADED FD TR II | SR LN ETF | 46138G508 | PUT | 1,000,000 shares | $150,000 |
| USA RARE EARTH INC | COM | 91733P107 | — | 10,000 shares | $140,800 |
| ISHARES TR | IBOXX INV CP ETF | 464287242 | PUT | 500,000 shares | $140,000 |
| BLACKSTONE SECD LENDING FD | COMMON STOCK | 09261X102 | PUT | 325,000 shares | $138,125 |
| ANGEL OAK MORTGAGE REIT INC | COM | 03464Y108 | — | 17,754 shares | $129,604 |
| DOW HLDGS INC | COM | 260557103 | PUT | 118,500 shares | $129,085 |
| HOME DEPOT INC | COM | 437076102 | PUT | 20,000 shares | $128,000 |
| GOLUB CAP BDC INC | COM | 38173M102 | — | 10,000 shares | $126,300 |
| OAKTREE SPECIALTY LENDING | COM | 67401P405 | PUT | 154,000 shares | $115,500 |
| TESLA INC | COM | 88160R101 | PUT | 100,000 shares | $113,500 |
| UNITED PARCEL SVCS INC | CL B | 911312106 | PUT | 35,000 shares | $90,375 |
| SHIFT4 PMTS INC | CL A | 82452J109 | CALL | 140,000 shares | $87,500 |
| UNITED AIRLS HLDGS INC | COM | 910047109 | CALL | 42,500 shares | $78,838 |
| LENNAR CORP | CL A | 526057104 | PUT | 70,000 shares | $73,500 |
| D R HORTON INC | COM | 23331A109 | PUT | 40,000 shares | $71,000 |
| LUMEN TECHNOLOGIES INC | COM | 550241103 | CALL | 60,000 shares | $53,100 |
| FREEPORT MCMORAN INC | CL B | 35671D857 | CALL | 40,000 shares | $48,200 |
| BRIGHTHOUSE FINL INC | COM | 10922N103 | PUT | 15,000 shares | $41,625 |
| RESTAURANT BRANDS INTL INC | COM | 76131D103 | PUT | 25,000 shares | $37,500 |
| ISHARES TR | IBOXX HI YD ETF | 464288513 | CALL | 450,000 shares | $32,500 |
| UWM HOLDINGS CORPORATION | COM CL A | 91823B109 | — | 20,000 shares | $23,600 |
| ISHARES TR | 20 YR TR BD ETF | 464287432 | CALL | 100,000 shares | $23,500 |
| ARES CAPITAL CORP | COM | 04010L103 | PUT | 200,000 shares | $20,000 |
| BARCLAYS BANK PLC | IPATH S&P 500 SH | 06748M196 | CALL | 200,000 shares | $20,000 |
| GOLUB CAP BDC INC | COM | 38173M102 | PUT | 50,000 shares | $11,250 |
| STELLANTIS N.V | SHS | N82405106 | PUT | 50,000 shares | $11,250 |
| PASQAL HLDG SA | *W EXP 08/28/203 | F70289115 | — | 10,000 shares | $10,700 |
| NVIDIA CORPORATION | COM | 67066G104 | PUT | 50,000 shares | $4,500 |
| STATE STR SPDR S&P 500 ETF T | TR UNIT | 78462F103 | CALL | 50,000 shares | $2,250 |
| BOREALIS FOODS INC | *W EXP 02/07/202 | 09973D113 | — | 23,300 shares | $1,148 |
| CYCURION INC | *W EXP 02/13/203 | 95758L115 | — | 30,000 shares | $390 |
| INVESCO QQQ TR | UNIT SER 1 | 46090E103 | CALL | 0 shares | $0 |