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MARINER INVESTMENT GROUP LLC

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13F filer, CIK 1096978, NEW YORK, NY

MARINER INVESTMENT GROUP LLC reported $504,571,379 across 46 holdings for the quarter ended 2024-12-31, in a 13F-HR filed 2025-01-22. Its ten largest share positions make up 95.83% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001085146-25-000405

Period
2024-12-31
Reported value
$505M
Holdings
46
Top 10 weight
95.83%
New
30
Sold out
15

Largest buys vs the previous quarter

SecurityShares changeApprox. value
SPYadded+319,731$187M
FDXnew+27,500$7.74M
TLTnew+68,000$5.94M
EXPadded+9,500$2.34M
ADnew+31,000$1.94M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
BKLNreduced-1,475,485-$31.1M
JAAAexited-450,000-$22.9M
SRLNexited-408,812-$17.1M
HYGexited-175,437-$14.1M
SVXYexited-183,000-$9.17M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q4 2024

Share positions as resolved from 13F-HR 0001085146-25-000405, largest first. % of portfolio is the value over $503,393,613, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
SPYSTATE STR SPDR S&P 500 ETF TQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 439,947 shares; 2024Q4: 759,678 shares 759,678$445M88.45%+319,731Timeline
BKLNINVESCO EXCH TRADED FD TR IIQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,976,369 shares; 2024Q4: 500,884 shares 500,884$10.6M2.1%-1,475,485Timeline
FDXFEDEX CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 27,500 shares 27,500$7.74M1.54%newTimeline
TLTISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 68,000 shares 68,000$5.94M1.18%newTimeline
GLWCORNING INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 20,000 shares; 2024Q4: 55,000 shares 55,000$2.61M0.52%+35,000Timeline
EXPEAGLE MATLS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,000 shares; 2024Q4: 10,500 shares 10,500$2.59M0.51%+9,500Timeline
ADARRAY DIGITAL INFRASTRUCTUREQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 31,000 shares 31,000$1.94M0.39%newTimeline
DYDYCOM INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,572 shares; 2024Q4: 11,000 shares 11,000$1.91M0.38%+8,428Timeline
RRCRANGE RES CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 35,000 shares; 2024Q4: 45,000 shares 45,000$1.62M0.32%+10,000Timeline
VLOVALERO ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 12,500 shares 12,500$1.53M0.3%newTimeline
RIOTRIOT PLATFORMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 150,000 shares 150,000$1.53M0.3%newTimeline
IRENIREN LIMITEDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 150,000 shares 150,000$1.47M0.29%newTimeline
KRKROGER COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 20,000 shares 20,000$1.22M0.24%newTimeline
ETRENTERGY CORP NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 15,000 shares 15,000$1.14M0.23%newTimeline
CEGCONSTELLATION ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 5,000 shares 5,000$1.12M0.22%newTimeline
ARANTERO RESOURCES CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 15,000 shares; 2024Q4: 30,000 shares 30,000$1.05M0.21%+15,000Timeline
CMICUMMINS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 3,000 shares 3,000$1.05M0.21%newTimeline
DOWDOW HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 25,500 shares 25,500$1.02M0.2%newTimeline
EXEEXPAND ENERGY CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 10,000 shares 10,000$996K0.2%newTimeline
CNQCANADIAN NAT RES LTD MED TERQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 30,000 shares 30,000$926K0.18%newTimeline
WMTWALMART INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 10,000 shares 10,000$904K0.18%newTimeline
LYBLYONDELLBASELL INDUSTRIES NVQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 11,500 shares 11,500$854K0.17%newTimeline
SRESEMPRAQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 7,000 shares 7,000$614K0.12%newTimeline
LUMNLUMEN TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 100,000 shares 100,000$531K0.11%newTimeline
XMYDXBLACKROCK MUNIYIELD FUNDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 50,734 shares 50,734$527K0.1%newTimeline
EQTEQT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 30,000 shares; 2024Q4: 10,000 shares 10,000$461K0.09%-20,000Timeline
MYIBLACKROCK MUNIYIELD QUALITYQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 40,818 shares 40,818$451K0.09%newTimeline
OLNOLIN CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 10,500 shares 10,500$355K0.07%newTimeline
CIFRCIPHER DIGITAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 50,000 shares 50,000$232K0.05%newTimeline
RIGTRANSOCEAN LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 25,000 shares 25,000$93.8K0.02%newTimeline
BRLSWBOREALIS FOODS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 23,300 shares; 2024Q4: 23,300 shares 23,300$1.8K<0.01%0Timeline
BOLT PROJECTS HLDSBOLT PROJECTS HLDSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 19,150 shares; 2024Q4: 19,150 shares 19,150$1.05K<0.01%0
CYCUWCYCURION INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 30,000 shares; 2024Q4: 30,000 shares 30,000$513<0.01%0Timeline

Options

Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).

SecurityTypeAmountValueChange
SPYSTATE STR SPDR S&P 500 ETF T SHSput1,830,000$763K+1,792,000
RIOTRIOT PLATFORMS INC COMcall100,000$96.5Knew
HYGISHARES TR IBOXX HI YD ETFput190,000$87K-236,800
GLWCORNING INC COMput100,000$80Knew
IRENIREN LIMITED STOKcall100,000$75Knew
FDXFEDEX CORP Stockcall100,000$59.5Knew
CCLCARNIVAL CORP Stockcall250,000$7.5K-35,000
XLFSELECT SECTOR SPDR TR SHSput55,000$6.88Knew
SPYSTATE STR SPDR S&P 500 ETF T SHScall70,000$1.75Knew
BKLNINVESCO EXCH TRADED FD TR II SR LN ETFput3,100$341-100

Principal amounts

Notes and convertibles filed as a face amount (PRN). A face amount is never added to a share count (H6).

SecurityTypeAmountValueChange
ECHOSTAR CORPECHOSTAR CORP NOTE 3.875%11/3principal2,003,500$2.11Mnew
ANYWHERE REAL ESTATE GROUP LANYWHERE REAL ESTATE GROUP L CNVprincipal2,000,000$1.78M0
REDFIN CORPREDFIN CORP NOTE 0.500% 4/0principal1,645,000$1.28Mnew

Sold out in Q4 2024

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
JAAAJANUS DETROIT STR TR450,000$22.9Mshares
SRLNSSGA ACTIVE ETF TR408,812$17.1Mshares
HYGISHARES TR175,437$14.1Mshares
SVXYPROSHARES TR II183,000$9.17Mshares
DISH NETWORK CORPORATIONDISH NETWORK CORPORATION5,000,000$4.05Mprincipal
CCLCARNIVAL CORP70,000$1.29Mshares
LQDISHARES TR200,000$491Kcall
ULCCFRONTIER GROUP HLDGS INC80,000$428Kshares
GRAFTECH INTL LTDGRAFTECH INTL LTD300,000$396Kshares
VSTVISTRA CORP2,500$296Kshares
CRKCOMSTOCK RES INC25,000$278Kshares
CLFCLEVELAND-CLIFFS INC NEW14,250$182Kshares
LQDISHARES TR200,000$53Kput
APOAPOLLO GLOBAL MGMT INC23,000$8.62Kput
ATHENA TECHNOLOGY ACQUISITI…ATHENA TECHNOLOGY ACQUISITION10,000$214shares

How Q4 2024 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001085146-25-000405 base2025-01-22acceptance time not in the bulk data set