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Whitebox Advisors LLC

SEC CIK
0001257391
Latest filing
Aug 14, 2026

Holdings in Q4 2025

Holdings as of Dec 31, 2025, filed Aug 26, 2026. Long positions only; changes compare share counts with Q3 2025.

Institution overview
Positions
466
+74 vs. Q3 2025
Portfolio value
$6.00B
+$619.6M (+11.5%) vs. Q3 2025
Filed
Aug 26, 2026
AmendedSECSEC
Holdings of Whitebox Advisors LLC in Q4 2025
SecurityClassSharesValue% of portfolioShare changeActionHistory
Western Digital Corp958102AT2NOTE 3.000%11/1–$936.9M15.6%–––
Lumentum Hldgs Inc55024UAH2NOTE 1.500%12/1–$377.3M6.3%–––
Alibaba Group Hldg Ltd01609WBG6NOTE 0.500% 6/0–$232.8M3.9%–––
Snowflake Inc.833445AB5NOTE 10/0–$200.5M3.3%–––
Snowflake Inc.833445AD1NOTE 10/0–$193.5M3.2%–––
EchoStar CORP278768AB2NOTE 3.875%11/3–$183.5M3.1%–––
Sphere Entertainment Co.55826TAB8NOTE 3.500%12/0–$182.5M3.0%–––
Applied Digital Corp.038169AB4NOTE 2.750% 6/0–$163.9M2.7%–New–
Trip.com Group Ltd89677QAB3NOTE 0.750% 6/1–$144.9M2.4%–––
Super Micro Computer, Inc.86800UAB0NOTE 3.500% 3/0153,101,000$136.1M2.3%−10,000,000−6.1%Reduced–
Lumentum Hldgs Inc55024UAD1NOTE 0.500%12/1–$132.7M2.2%–––
CADECadence BancorporationEQUITY US CM3,000,001$128.5M2.1%+3,000,001NewHistory
Strategy Inc594972AN1NOTE 2.250% 6/1–$123.3M2.1%–––
Centrus Energy Corp15643UAE4NOTE 2.250%11/0–$122.2M2.0%–New–
GTLSChart Industries IncCOM560,001$115.5M1.9%+242,395+76.3%AddedHistory
CMAComerica IncCOM1,250,001$108.7M1.8%+1,250,001NewHistory
Coinbase Global, Inc.19260QAF4NOTE 0.250% 4/0–$92.1M1.5%–––
Upstart Hldgs Inc91680MAD9NOTE 2.000%10/0–$88.2M1.5%–New–
JetBlue Airways Corp477143AR2NOTE 2.500% 9/0–$82.3M1.4%–––
Cyberark Software LtdM2682V108SHS171,001$76.3M1.3%+33,000+23.9%Added–
Rivian Automotive, Inc.76954AAD5NOTE 3.625%10/1–$72.5M1.2%–––
LBRDKLiberty Broadband CorpCOM SER C1,476,741$71.8M1.2%+25,461+1.8%AddedHistory
Strategy Inc594972AS0NOTE 12/0–$66.3M1.1%–New–
Wayfair Inc.94419LAR2NOTE 3.500%11/1–$65.3M1.1%–––
MARA Holdings, Inc.565788AH9NOTE 6/0–$61.6M1.0%–New–
Coinbase Global, Inc.19260QAB3NOTE 0.500% 6/0–$60.9M1.0%–––
MARA Holdings, Inc.565788AF3NOTE 3/0–$55.0M0.9%–New–
Omeros Corp682143AK8NOTE 9.500% 6/1–$54.0M0.9%–––
Upstart Hldgs Inc91680MAF4NOTE 1.000%11/1–$52.9M0.9%–New–
Encore Cap Group Inc292554AP7NOTE 4.000% 3/1–$52.2M0.9%–––
TFPMTriple Flag Precious Metals Corp.Stock1,526,630$50.7M0.8%−272,332−15.1%ReducedHistory
GPORGulfport Energy CorpCOMMON SHARES224,627$46.7M0.8%−50,000−18.2%ReducedHistory
Cleanspark, Inc.18452BAC4NOTE 6/1–$46.7M0.8%–New–
Strategy Inc594972AQ4NOTE 0.625% 9/1–$43.1M0.7%–––
Sunrun Inc.86771WAD7NOTE 4.000% 3/0–$41.8M0.7%–––
Freshpet, Inc.358039AB1NOTE 3.000% 4/0–$36.7M0.6%–––
Herbalife Ltd.42703MAF0NOTE 4.250% 6/1–$34.8M0.6%–––
MARA Holdings, Inc.565788AD8NOTE 2.125% 9/0–$33.7M0.6%–––
FOXFox CorpCL B COM518,428$33.7M0.6%+96,246+22.8%AddedHistory
CFLTConfluent, Inc.CLASS A COM1,054,747$31.9M0.5%+1,054,747NewHistory
HEI.AHeico CorpCL A124,737$31.5M0.5%+1,938+1.6%AddedHistory
EXASExact Sciences CorpCOM307,001$31.2M0.5%+307,001NewHistory
Wolfspeed, Inc.977852AP7NOTE 2.500% 6/1–$30.9M0.5%–New–
CDTXCidara Therapeutics, Inc.COM NEW125,001$27.6M0.5%+125,001NewHistory
PTC Therapeutics, Inc.69366JAD3NOTE 1.500% 9/1–$25.9M0.4%–––
GRFSGrifols SASP ADR REP B NVT2,621,468$24.5M0.4%00.0%UnchangedHistory
AMC Networks Inc00164VAJ2NOTE 4.250% 2/1–$24.2M0.4%–––
Nabors Inds Inc62957HAL9NOTE 1.750% 6/1–$24.1M0.4%–––
WisdomTree, Inc.97717PAH7NOTE 3.250% 8/1–$24.0M0.4%–––
IREN Ltd46270CAB5NOTE 3.250% 6/1–$23.9M0.4%–New–
DCHDauch CorpCOM3,243,553$20.8M0.3%−978,338−23.2%ReducedHistory
LBRDALiberty Broadband CorpCOM SER A348,076$16.8M0.3%00.0%UnchangedHistory
BLCOBausch & Lomb CorpCOMMON SHARES951,213$16.2M0.3%+144,088+17.9%AddedHistory
CHRDChord Energy CorpCOM NEW174,476$16.2M0.3%00.0%UnchangedHistory
Granite Constr Inc387328AF4NOTE 3.250% 6/1–$15.9M0.3%–New–
Collegium Pharmaceutical, Inc19459JAC8NOTE 2.875% 2/1–$15.1M0.3%–––
On Semiconductor Corp682189AS4NOTE 5/0–$14.9M0.2%–––
Strategy Inc594972AL5NOTE 0.875% 3/1–$13.5M0.2%–––
Xerox Holdings Corp98421MAE6NOTE 3.750% 3/1–$13.0M0.2%–––
Tyler Tex Indpt SCH Dist902252AB1NOTE 0.250% 3/1–$12.5M0.2%–––
Pinnacle West Cap Corp723484AK7NOTE 4.750% 6/1–$12.0M0.2%–––
CIVICivitas Resources, Inc.EQUITY US CM427,887$11.6M0.2%+27,887+7.0%AddedHistory
WBDWarner Bros. Discovery, Inc.Stock400,001$11.5M0.2%+340,262+569.6%AddedHistory
MGMMGM Resorts InternationalStock286,050$10.4M0.2%+71,889+33.6%AddedHistory
Hertz Corp428040DE6NOTE 8.000% 7/1–$10.1M0.2%–––
CSTMConstellium SECL A SHS499,660$9.42M0.2%−161,600−24.4%ReducedHistory
ZTSZoetis Inc.Stock74,223$9.34M0.2%+74,223NewHistory
Two HBRS Invt Corp90187BAB7NOTE 6.250% 1/1–$9.23M0.2%–––
NIO Inc.62914VAK2NOTE 4.625%10/1–$8.80M0.1%–––
RYAAYRyanair Holdings PLCSPONSORED ADR116,658$8.42M0.1%+116,658NewHistory
VNMEVendome Acquisition Corp ICOM CL A825,000$8.27M0.1%00.0%UnchangedHistory
TACHTitan Acquisition Corp.CL A800,000$8.20M0.1%00.0%UnchangedHistory
Evolent Health, Inc.30050BAJ0DEBT 4.500% 8/1–$8.11M0.1%–––
GLIBKLiberty Capital CorpSER C GCI GROUP213,031$7.93M0.1%−129,184−37.7%ReducedHistory
GIWGigCapital8 Corp.COM800,000$7.91M0.1%+800,000NewHistory
FERAFifth Era Acquisition Corp IORD SHS CL A750,000$7.72M0.1%00.0%UnchangedHistory
T1 Energy Inc.35834FAB0NOTE 5.250%12/0–$7.65M0.1%–New–
HAVAUHarvard Ave Acquisition CorpUNIT 10/03/2030750,000$7.57M0.1%+750,000NewHistory
SVCService Properties TrustCOM SH BEN INT4,072,799$7.49M0.1%+576,563+16.5%AddedHistory
Upstart Hldgs Inc91680MAB3NOTE 0.250% 8/1–$7.32M0.1%–––
Semtech Corp816850AF8NOTE 1.625%11/0–$7.12M0.1%–––
ELBMElectra Battery Materials CorpCOM8,564,004$6.93M0.1%+8,267,039+2,783.8%AddedHistory
CYHCommunity Health Systems IncCOM2,201,520$6.87M0.1%−183,566−7.7%ReducedHistory
CHKPCheck Point Software Technologies LtdORD36,630$6.80M0.1%+36,630NewHistory
SZZLSizzle Acquisition Corp. IIUSD CL A ORD SHS650,000$6.60M0.1%00.0%UnchangedHistory
SOULSoulpower Acquisition Corp.USD CL A ORD SHS650,000$6.60M0.1%00.0%UnchangedHistory
Groupon, Inc.399473AH0NOTE 6.250% 3/1–$6.53M0.1%–––
BCARD. Boral ARC Acquisition I Corp.SHS CL A650,000$6.52M0.1%00.0%UnchangedHistory
GTGoodyear Tire & Rubber CoCOM741,089$6.49M0.1%−45,000−5.7%ReducedHistory
NWSANews CorpCL A247,810$6.47M0.1%−32,630−11.6%ReducedHistory
UAAUnder Armour, Inc.Stock1,301,365$6.47M0.1%−950,532−42.2%ReducedHistory
WENNWEN Acquisition CorpCOM600,000$6.06M0.1%00.0%UnchangedHistory
ACIAlbertsons Companies, Inc.COMMON STOCK344,582$5.92M0.1%+10,000+3.0%AddedHistory
HDRNHadron Energy, Inc.ORD SHS CL A550,000$5.80M0.1%−210,000−27.6%ReducedHistory
Factorial Energy Inc.G19307100COM CL A550,000$5.66M0.1%00.0%Unchanged–
Li Auto Inc.50202MAB8NOTE 0.250% 5/0–$5.54M0.1%–––
TGNATegna IncCOM281,537$5.46M0.1%+60,000+27.1%AddedHistory
CCOClear Channel Outdoor Holdings, Inc.COM2,459,984$5.44M0.1%−750,000−23.4%ReducedHistory
Solaris Energy Infras Inc83419XAB4NOTE 0.250%10/0–$5.41M0.1%–New–
PureCycle Technologies, Inc.74623VAB9NOTE 7.250% 8/1–$5.41M0.1%–––

Options (27)

Puts and calls in the same filing. Amounts are the market value of the underlying shares, which is what 13F reports.

Option positions of Whitebox Advisors LLC in Q4 2025
SecurityClassPutsCalls
SPYSPDR S&P 500 ETF TrustETF$306.9M–
NVDANVIDIA CorpStock$186.5M–
IBITiShares Bitcoin Trust ETFETF$148.9M–
WOLFWolfspeed, Inc.COMMON STOCK$69.6M$10.4M
VanEck ETF Trust92189H607OIL SERVICES ETF$64.8M–
SMCISuper Micro Computer, Inc.Stock$61.5M–
TSMTaiwan Semiconductor Manufacturing Co LtdADR$60.8M–
PLTRPalantir Technologies Inc.Stock$35.5M–
MARAMARA Holdings, Inc.COM$34.7M–
LUMNLumen Technologies, Inc.Stock$33.4M$310.8K
RIVNRivian Automotive, Inc.Stock$28.7M–
KKRKKR & Co. Inc.COM$25.5M–
SPDR Series Trust78468R556SP O&G EXPL PRO$25.3M–
RUNSunrun Inc.COM$17.7M–
SRPTSarepta Therapeutics, Inc.COM$17.4M–
HLFHerbalife Ltd.COM SHS$12.5M–
WBDWarner Bros. Discovery, Inc.Stock–$10.1M
MPTMedical Properties Trust IncCOM$8.88M–
HTZHertz Global Holdings, IncCOM NEW$8.07M–
JBLUJetBlue Airways CorpCOM–$7.96M
XRXXerox Holdings CorpCOM NEW$4.74M–
AMCAMC Entertainment Holdings, Inc.CL A NEW$4.33M–
RIGTransocean Ltd.REGISTERED SHS$4.13M–
NIONIO Inc.ADR$2.47M–
SABRSabre CorpCOM–$1.36M
BYNDBeyond Meat, Inc.COM$783.6K–
NFENew Fortress Energy Inc.COM CL A$456.0K–

Sold out since Q3 2025 (61)

Positions held at the end of Q3 2025 that are gone from this filing.

Positions of Whitebox Advisors LLC sold out since Q3 2025
SecurityClassShares in Q3 2025Value in Q3 2025% of portfolio in Q3 2025History
Bloom Energy Corp093712AM9NOTE 3.000% 6/0–$413.5M7.7%–
Bloom Energy Corp093712AK3NOTE 3.000% 6/0–$292.0M5.4%–
VRNAVerona Pharma plcSPONSORED ADS1,566,501$167.2M3.1%History
COOPMaverick Merger Sub 2, LLCCOM315,155$66.4M1.2%History
WNSWNS (Holdings) LtdCOM SHS779,591$59.5M1.1%History
Sea Ltd81141RAF7NOTE 2.375%12/0–$39.7M0.7%–
KKellanovaStock315,001$25.8M0.5%History
INFAInformatica Inc.COM CL A912,963$22.7M0.4%History
Wec Energy Group, Inc.92939UAP1NOTE 4.375% 6/0–$20.1M0.4%–
Southern Co842587DZ7NOTE 4.500% 6/1–$20.0M0.4%–
Nextera Energy Cap Hldgs Inc65339KCY4NOTE 3.000% 3/0–$18.0M0.3%–
Macom Tech Solutions Hldgs I55405YAB6NOTE 0.250% 3/1–$15.5M0.3%–
Zynex Inc98986MAD5NOTE 5.000% 5/1–$14.1M0.3%–
VALValaris LtdCL A253,925$12.4M0.2%History
Oatly Group AB67421JAC2NOTE 9.250% 9/1–$8.04M0.1%–
Pinduoduo Inc722304AC6NOTE 12/0–$7.93M0.1%–
Carnival Corp Ltd.14365C103ADR237,685$6.28M0.1%–
Beyond Meat, Inc.08862EAB5NOTE 3/1–$6.05M0.1%–
Luminar Technologies, Inc.550424AE5DEBT 11.500% 1/1–$5.64M0.1%–
THCTenet Healthcare CorpCOM NEW24,515$4.98M0.1%History
DMIIUDrugs Made In America Acquisition II Corp.UNIT 09/16/2030450,000$4.48M0.1%History
CVLTCommvault Systems IncCOM23,000$4.34M0.1%History
Emmis Acquisition Corp.G3037D121UNIT 09/12/2030400,000$3.99M0.1%–
WOLFWolfspeed, Inc.COMMON STOCK124,348$3.56M0.1%History
OTGAUOTG Acquisition Corp. IUNIT 09/05/2030350,000$3.52M0.1%History
TLNCUTalon Capital Corp.UNIT 08/27/2030300,000$3.01M0.1%History
Xometry, Inc.98423FAB5NOTE 1.000% 2/0–$2.95M0.1%–
MRUSMerus N.V.COM30,001$2.82M0.1%History
CHECUChenghe Acquisition III Co.UNIT 09/09/2030275,000$2.74M0.1%History
GMGeneral Motors CoCOM39,022$2.38M<0.1%History
LATAUGalata Acquisition Corp. IIUNIT 09/12/2030200,000$2.00M<0.1%History
DSMBNY Mellon Strategic Municipal Bond Fund, Inc.COM335,217$1.98M<0.1%History
INFQInfleqtion, Inc.SHS CL A150,000$1.93M<0.1%History
IMSRTerrestrial Energy Inc.SHS CL A115,000$1.89M<0.1%History
COHUCohu IncCOM92,054$1.87M<0.1%History
FutureCrest Acquisition Corp.G3730U123COM150,000$1.59M<0.1%–
Jena Acquisition Corp IIG5093B121UNIT 99/99/9999150,000$1.56M<0.1%–
Spring Vy Acquisition Corp IG8377R127UNIT 09/04/2030150,000$1.54M<0.1%–
SSEAUStarry Sea Acquisition CorpUNIT 07/07/2030150,000$1.52M<0.1%History
MBVIUM3-Brigade Acquisition VI Corp.UNIT 08/18/2030150,000$1.52M<0.1%History
KOYNUCSLM Digital Asset Acquisition Corp III, LtdUNIT 08/12/2030150,000$1.51M<0.1%History
TROXTronox Holdings plcSHS369,723$1.49M<0.1%History
IMSRWTerrestrial Energy Inc.*W EXP 99/99/999200,000$1.20M<0.1%History
PIImpinj IncCOM5,715$1.03M<0.1%History
BLZRUTrailblazer Acquisition Corp.UNIT 08/21/2030100,000$1.02M<0.1%History
HVMCUHighview Merger Corp.UNIT 07/24/2030100,000$1.01M<0.1%History
BDCIUBTC Development Corp.UNIT 09/11/2030100,000$1.01M<0.1%History
MKLYUMcKinley Acquisition CorpUNIT 07/25/2030100,000$999.0K<0.1%History
ALNYAlnylam Pharmaceuticals, Inc.COM2,100$957.6K<0.1%History
Spring Valley Acquistn CorpG83752116*W EXP 02/25/202464,261$603.5K<0.1%–
CVSCVS Health CorpStock4,050$305.3K<0.1%History
NBRNabors Industries LtdSHS4,900$200.3K<0.1%History
Churchill Cap Corp XG2130T116*W EXP 05/14/20350,000$177.5K<0.1%–
Iron Horse Acquisitions Corp462837121RIGHT 99/99/9999150,000$110.1K<0.1%–
Bigbear AI Hldgs Inc08975B117*W EXP 99/99/99950,598$107.3K<0.1%–
RTACWRenatus Tactical Acquisition Corp I*W EXP 05/15/20370,000$84.0K<0.1%History
ENGNWenGene Therapeutics Inc.*W EXP 10/31/20231,000$22.0K<0.1%History
DT Cloud Acquisition CorpG28524133RIGHT 02/14/2029107,306$19.3K<0.1%–
Haymaker Acquisition Corp IVG4375F116*W EXP 05/31/20225,000$9.88K<0.1%–
VEEAWVeea Inc.*W EXP 03/18/20213,700$959<0.1%History
CEROWCero Therapeutics Holdings, Inc.*W EXP 09/01/20223,250$309<0.1%History