UBS OCONNOR LLC

Institutional InvestorSimilar funds →SEC EDGAR: CIK 1132716
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Email me the moment this fund files its next 13F

13F Reported Value

$880.7M

incl. option notional

Equity Holdings

$847.6M

Option Notional

$33.1M

$31.7M puts / $1.4M calls

Holdings

221

Latest Filing

2025-12-31

Filing Quarter

Q4 2025

Portfolio Overview

UBS OCONNOR LLC disclosed 221 positions worth $880.7M in its Form 13F-HR for Q4 2025$847.6M in common stock plus $33.1M of put/call option positions (reported at underlying notional value, not premium at risk), led by $EXAS (EXACT SCIENCES CORP) at 11.1% of the equity portfolio. During the quarter the fund opened 139 new positions and exited 93 — including a new stake in $EXAS. The portfolio is most concentrated in Financials (17.7% of disclosed assets). All figures are sourced directly from UBS OCONNOR LLC’s Form 13F-HR filing with the SEC under CIK 1132716.

Sector Allocation

FinancialsTechnologyOtherHealthcareUtilitiesIndustrials

AUM History

Top Equity Holdings by Value

Option Positions

13F rules report options at the value of the underlying shares (notional) — not the premium paid or capital at risk. Shown separately from the equity sleeve above.

ISHARES TRPUT$11M notional
$NCLHPUT$6M notional
$LCIDPUT$4M notional
$VSATPUT$4M notional
$MPTPUT$2M notional
$MGNICALL$800K notional
$HTZPUT$752K notional
$SABRPUT$706K notional
$CCPUT$619K notional
$HOGPUT$550K notional
$AALPUT$534K notional
$CHTRPUT$510K notional

Quarterly Activity — Q4 2025

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Top Holdings

AI Quality Scored

Unlock AI quality scores for every holding

32-signal composite ranking on each of UBS OCONNOR LLC's 221 positions.

Showing top 10 of 221 holdings.

Sector Allocation

Financials

$149.9M

Technology

$131.7M

Other

$122.2M

Healthcare

$110.5M

Utilities

$103.4M

Industrials

$86.4M

Consumer Discretionary

$79.1M

Materials

$33.8M

Full Holdings — UBS OCONNOR LLC (Q4 2025)

All 221 disclosed positions from the latest Form 13F-HR, with quarter-over-quarter share changes and 13F Pro quality scores. Sourced from SEC EDGAR.

TickerCompanyValue
EXAS$EXASEXACT SCIENCES CORP$93.7M
CIDARA THE$69.7M
SYNOVUS FI$35.0M
AVGO$AVGOBroadcom Inc.$27.3M
PTON$PTONPELOTON INTERACTIVE, INC.$27.1M
MAT$MATMATTEL INC /DE/$19.3M
SNOW$SNOWSnowflake Inc.$19.0M
DKNG$DKNGDraftKings Inc.$18.3M
NVDA$NVDANVIDIA CORP$18.1M
AEP$AEPAMERICAN ELECTRIC POWER CO INC$15.0M
CNP$CNPCENTERPOINT ENERGY INC$14.6M
LNT$LNTALLIANT ENERGY CORP$14.6M
FOLD$FOLDAMICUS THERAPEUTICS, INC.$14.2M
CRH$CRHCRH PUBLIC LTD CO$13.7M
PH$PHParker-Hannifin Corp$13.6M
WM$WMWASTE MANAGEMENT INC$13.6M
ISHARES TR$12.8M
BA$BABOEING CO$11.2M
ISHARES TR$10.8M
CROX$CROXCrocs, Inc.$10.6M
FE$FEFIRSTENERGY CORP$10.2M
TLN$TLNTalen Energy Corp$9.8M
NEE$NEENEXTERA ENERGY INC$8.8M
BTG$BTGB2GOLD CORP$8.3M
PANW$PANWPalo Alto Networks Inc$8.3M
SO$SOSOUTHERN CO$8.0M
GOOG$GOOGAlphabet Inc.$7.8M
JENA$JENAJENA ACQUISITION Corp II$7.1M
TOST$TOSTToast, Inc.$7.1M
KNX$KNXKnight-Swift Transportation Holdings Inc.$7.0M
TSLA$TSLATesla, Inc.$6.1M
TEL$TELTE Connectivity plc$6.0M
FUTU$FUTUFutu Holdings Ltd$5.9M
NCLH$NCLHPUTNorwegian Cruise Line Holdings Ltd.$5.7M
UAL$UALUnited Airlines Holdings, Inc.$5.6M
SAIA$SAIASAIA INC$5.2M
EGHA$EGHAEGH Acquisition Corp.$5.1M
MELI$MELIMERCADOLIBRE INC$5.0M
FLS$FLSFLOWSERVE CORP$5.0M
HON$HONHONEYWELL INTERNATIONAL INC$5.0M
LYV$LYVLive Nation Entertainment, Inc.$4.9M
GTEN$GTENGores Holdings X, Inc. / CI$4.9M
CEPV$CEPVCantor Equity Partners V, Inc.$4.6M
AXTA$AXTAAxalta Coating Systems Ltd.$4.5M
ETR$ETRENTERGY CORP /DE/$4.5M
URI$URIUNITED RENTALS, INC.$4.4M
ANSC$ANSCAgriculture & Natural Solutions Acquisition Corp$4.3M
BKNG$BKNGBooking Holdings Inc.$4.3M
CEG$CEGConstellation Energy Corp$4.3M
LCID$LCIDPUTLucid Group, Inc.$4.1M
HWM$HWMHowmet Aerospace Inc.$4.1M
DAL$DALDELTA AIR LINES, INC.$4.1M
BLZR$BLZRTrailblazer Acquisition Corp.$4.0M
SNPS$SNPSSYNOPSYS INC$3.8M
COHR$COHRCOHERENT CORP.$3.7M
INTC$INTCINTEL CORP$3.7M
VSAT$VSATPUTVIASAT INC$3.7M
VRT$VRTVertiv Holdings Co$3.6M
PDD$PDDPDD Holdings Inc.$3.5M
NHIC$NHICNewHold Investment Corp. III$3.4M
TMS$TMSTeamshares Inc$3.3M
OACC$OACCOaktree Acquisition Corp. III Life Sciences$3.2M
TKO$TKOTKO Group Holdings, Inc.$3.1M
GFUZ$GFUZGeneral Fusion Group Ltd.$3.0M
NCLH$NCLHNorwegian Cruise Line Holdings Ltd.$3.0M
APH$APHAMPHENOL CORP /DE/$3.0M
FSLR$FSLRFIRST SOLAR, INC.$3.0M
CHRW$CHRWC. H. ROBINSON WORLDWIDE, INC.$2.9M
ACEL$ACELAccel Entertainment, Inc.$2.8M
GPAT$GPATGP-Act III Acquisition Corp.$2.7M
YCY$YCYAA Mission Acquisition Corp. II$2.7M
STELLAR V$2.6M
BLUW$BLUWBlue Water Acquisition Corp. III$2.6M
FAC$FACFactorial Energy Inc.$2.6M
NPAC$NPACNew Providence Acquisition Corp. III/Cayman$2.6M
PFE$PFEPFIZER INC$2.6M
CCAQ$CCAQCOLLECTIVE ACQUISITION CORP.$2.5M
FTW-WT$FTW-WTEQV Ventures Acquisition Corp.$2.5M
TVAI$TVAIThayer Ventures Acquisition Corp II$2.5M
TLNC$TLNCTalon Capital Corp.$2.5M
OBA$OBAOxley Bridge Acquisition Ltd$2.5M
PACH$PACHPioneer Acquisition I Corp$2.5M
SOCA$SOCASolarius Capital Acquisition Corp.$2.5M
GEV$GEVGE Vernova Inc.$2.5M
MBVI$MBVIM3-Brigade Acquisition VI Corp.$2.5M
HVMC$HVMCHighview Merger Corp.$2.5M
KOYN$KOYNCSLM Digital Asset Acquisition Corp III, Ltd$2.5M
BEAG$BEAGBold Eagle Acquisition Corp.$2.3M
TJX$TJXTJX COMPANIES INC /DE/$2.3M
RNGT$RNGTRange Capital Acquisition Corp II$2.2M
ASML$ASMLASML HOLDING NV$2.1M
WAB$WABWESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP$2.1M
CCIX$CCIXChurchill Capital Corp IX/Cayman$2.1M
ATII$ATIIArchimedes Tech SPAC Partners II Co.$2.1M
GSHR$GSHRGesher Acquisition Corp. II$2.0M
CCII$CCIICohen Circle Acquisition Corp. II$2.0M
BLUE ACQUI$2.0M
CRAQ$CRAQCal Redwood Acquisition Corp.$2.0M
BCARU$BCARUD. Boral ARC Acquisition I Corp.$2.0M
MPT$MPTPUTMEDICAL PROPERTIES TRUST INC$2.0M
CHKP$CHKPCHECK POINT SOFTWARE TECHNOLOGIES LTD$1.9M
BURL$BURLBurlington Stores, Inc.$1.9M
CEPF$CEPFCantor Equity Partners IV, Inc.$1.8M
AXIN$AXINAxiom Intelligence Acquisition Corp 1$1.8M
OTGA$OTGAOTG Acquisition Corp. I$1.8M
AACB$AACBArtius II Acquisition Inc.$1.6M
ALF$ALFCenturion Acquisition Corp.$1.6M
POLE$POLEAndretti Acquisition Corp. II$1.6M
MLAC$MLACMountain Lake Acquisition Corp.$1.6M
XRPN$XRPNArmada Acquisition Corp. II$1.5M
CMI$CMICUMMINS INC$1.5M
SOUL$SOULSoulpower Acquisition Corp.$1.5M
FCRS$FCRSFutureCrest Acquisition Corp.$1.5M
PAII$PAIIPyrophyte Acquisition Corp. II$1.5M
EVAC$EVACEQV Ventures Acquisition Corp. II$1.5M
TSEM$TSEMTOWER SEMICONDUCTOR LTD$1.5M
YCY$YCYAA Mission Acquisition Corp. II$1.5M
VACI$VACIViking Acquisition Corp I$1.5M
WBD$WBDWarner Bros. Discovery, Inc.$1.4M
ALCY$ALCYAlchemy Investments Acquisition Corp 1$1.4M
ACMR$ACMRACM Research, Inc.$1.4M
TPR$TPRTAPESTRY, INC.$1.3M
CHEC$CHECChenghe Acquisition III Co.$1.2M
LATA$LATAGalata Acquisition Corp. II$1.2M
GEN$GENGen Digital Inc.$1.2M
DLTR$DLTRDOLLAR TREE, INC.$1.2M
SPEG$SPEGSilver Pegasus Acquisition Corp.$1.2M
CSIQ$CSIQCanadian Solar Inc.$1.1M
LITE$LITELumentum Holdings Inc.$1.1M
HYAC-WT$HYAC-WTHaymaker Acquisition Corp. 4$1.1M
SN$SNSharkNinja, Inc.$1.1M
WMT$WMTWalmart Inc.$1.1M
LEGT$LEGTLegato Merger Corp. III$1.1M
ALDF$ALDFAldel Financial II Inc.$1.1M
DRDB$DRDBRoman DBDR Acquisition Corp. II$1.0M
JACS$JACSJackson Acquisition Co II$1.0M
RAC$RACRithm Acquisition Corp.$1.0M
COPL$COPLCopley Acquisition Corp$1.0M
ONCH$ONCH1RT Acquisition Corp.$1.0M
CAEP$CAEPCantor Equity Partners III, Inc.$1.0M
PELIU$PELIUPelican Acquisition Corp$1.0M
SZZL$SZZLSizzle Acquisition Corp. II$1.0M
IPCX$IPCXInflection Point Acquisition Corp. III$1.0M
TACO$TACOBerto Acquisition Corp.$1.0M
OYSE$OYSEOyster Enterprises II Acquisition Corp$1.0M
WENN$WENNWEN Acquisition Corp$1.0M
FIGX$FIGXFIGX Capital Acquisition Corp.$1.0M
BDCI$BDCIBTC Development Corp.$1.0M
MKLY$MKLYMcKinley Acquisition Corp$997,000
IRHO$IRHOIron Horse Acquisition II Corp.$994,000
APXT$APXTApex Treasury Corp$989,000
GLD$GLDSPDR GOLD TRUST$970,960
META$METAMeta Platforms, Inc.$931,387
NEM$NEMNEWMONT Corp /DE/$925,610
RAAQ$RAAQReal Asset Acquisition Corp.$914,022
ROST$ROSTROSS STORES, INC.$900,700
PKG$PKGPACKAGING CORP OF AMERICA$884,727
MGNI$MGNICALLMAGNITE, INC.$800,000
MAS$MASMASCO CORP /DE/$762,789
HTHT$HTHTH World Group Ltd$760,657
INAC$INACIndigo Acquisition Corp.$756,000
SPKL$SPKLSpark I Acquisition Corp$754,533
JBHT$JBHTHUNT J B TRANSPORT SERVICES INC$754,039
HTZ$HTZPUTHERTZ GLOBAL HOLDINGS, INC$752,450
MSTR$MSTRStrategy Inc$751,118
SABR$SABRSabre Corp$749,224
SABR$SABRPUTSabre Corp$705,815
LEU$LEUCENTRUS ENERGY CORP$654,238
CCJ$CCJCAMECO CORP$653,056
CC$CCPUTChemours Co$619,080
AEXA$AEXAAmerican Exceptionalism Acquisition Corp. A$569,500
HOG$HOGPUTHARLEY-DAVIDSON, INC.$550,000
AAL$AALPUTAmerican Airlines Group Inc.$534,225
SE$SESea Ltd$510,280
CHTR$CHTRPUTCHARTER COMMUNICATIONS, INC. /MO/$509,735
GRAB$GRABGrab Holdings Ltd$506,485
SBXD$SBXDSilverBox Corp IV$506,041
BCSS$BCSSBain Capital GSS Investment Corp.$504,000
RIG$RIGCALLTransocean Ltd.$460,000
F$FPUTFORD MOTOR CO$447,800
CROX$CROXPUTCrocs, Inc.$425,250
SKIL$SKILSkillsoft Corp.$387,736
RIG$RIGPUTTransocean Ltd.$188,075
MGM$MGMPUTMGM Resorts International$181,431
CCZ$CCZCALLCOMCAST CORP$172,500
XIFR$XIFRPUTXPLR Infrastructure, LP$163,770
BEAG$BEAGBold Eagle Acquisition Corp.$134,000
BGS$BGSPUTB&G Foods, Inc.$79,520
BLZR$BLZRTrailblazer Acquisition Corp.$68,680
AMC$AMCAMC ENTERTAINMENT HOLDINGS, INC.$61,913
BLUE ACQUI$60,140
CLMT$CLMTPUTCalumet, Inc. /DE$50,500
FTW-WT$FTW-WTEQV Ventures Acquisition Corp.$41,177
HLF$HLFPUTHERBALIFE LTD.$32,960
GFUZ$GFUZGeneral Fusion Group Ltd.$31,500
STWD$STWDPUTSTARWOOD PROPERTY TRUST, INC.$30,188
WT$WTPUTWisdomTree, Inc.$30,000
ROYALTY MG$28,841
FE$FEPUTFIRSTENERGY CORP$26,000
VNO$VNOPUTVORNADO REALTY TRUST$25,125
DAIC$DAICCID Holdco, Inc.$23,657
CAKE$CAKEPUTCHEESECAKE FACTORY INC$21,000
VACI$VACIViking Acquisition Corp I$19,500
M$MPUTMacy's, Inc.$18,800
PTON$PTONPUTPELOTON INTERACTIVE, INC.$14,000
MKLY$MKLYMcKinley Acquisition Corp$12,500
INAC$INACIndigo Acquisition Corp.$10,875
SYF$SYFPUTSynchrony Financial$9,308
EXE$EXECALLEXPAND ENERGY Corp$8,400
SYNTEC OPT$8,329
SCAG$SCAGScage Future$7,987
TEVOGEN BI$6,965
BRAND ENGA$6,851
AVGO$AVGOCALLBroadcom Inc.$6,200
LVS$LVSPUTLAS VEGAS SANDS CORP$5,931
OMF$OMFPUTOneMain Holdings, Inc.$5,640
MULTISENSO$5,575
BOREALIS F$3,831
DOCN$DOCNPUTDigitalOcean Holdings, Inc.$3,000
BOLT PROJS$1,863
AAP$AAPPUTADVANCE AUTO PARTS INC$1,260

New Positions (139)

EXAS$EXAS EXACT SCIENCES CORP$93.7M
CIDARA THE$69.7M
SYNOVUS FI$35.0M
FOLD$FOLD AMICUS THERAPEUTICS, INC.$14.2M
CRH$CRH CRH PUBLIC LTD CO$13.7M
PH$PH Parker-Hannifin Corp$13.6M
WM$WM WASTE MANAGEMENT INC$13.6M
ISHARES TR$12.8M
BA$BA BOEING CO$11.2M
PUT ISHARES TR$10.8M
TLN$TLN Talen Energy Corp$9.8M
NEE$NEE NEXTERA ENERGY INC$8.8M
PANW$PANW Palo Alto Networks Inc$8.3M
GOOG$GOOG Alphabet Inc.$7.8M
JENA$JENA JENA ACQUISITION Corp II$7.1M

Exited Positions (93)

VERONA PHA
MR COOPER
SPIRIT AER
HALOZYME T
DUKE ENERG
AMERICAN W
WASTE CONN
ITUB$ITUB Itau Unibanco Holding S.A.
SPOTIFY US
EMBJ$EMBJ EMBRAER S.A.
HALOZYME T
KSPI$KSPI Joint Stock Co Kaspi.kz
CLEAN HARB
NVT$NVT nVent Electric plc
CALL ENERGY TRA

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