UBS OCONNOR LLC

Institutional InvestorSimilar funds →SEC EDGAR: CIK 1132716
Institutional-grade research for retail investors

13F Reported Value

$857.8M

incl. option notional

Equity Holdings

$847.6M

Option Notional

$10.2M

$9.6M puts / $647,900 calls

Holdings

221

Latest Filing

2025-12-31

Filing Quarter

Q4 2025

Portfolio Overview

UBS OCONNOR LLC disclosed 221 positions worth $857.8M in its Form 13F-HR for Q4 2025$847.6M in common stock plus $10.2M 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.

$LCIDPUT$4M notional
$HTZPUT$752K notional
$SABRPUT$706K notional
$CCPUT$619K notional
$HOGPUT$550K notional
$AALPUT$534K notional
$CHTRPUT$510K notional
$RIGCALL$460K notional
$FPUT$448K notional
$CROXPUT$425K notional
$RIGPUT$188K notional
$MGMPUT$181K 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.

#TickerCompanyValueWeightQoQQuality
1EXAS$EXASEXACT SCIENCES CORP$93.7M11.1%NEW49.9
2CIDARA THE$69.7M8.2%NEW
3SYNOVUS FI$35.0M4.1%NEW
4AVGO$AVGOBroadcom Inc.$27.3M3.2%+1278%86.4
5PTON$PTONPELOTON INTERACTIVE, INC.$27.1M3.2%+23%41.6
6MAT$MATMATTEL INC /DE/$19.3M2.3%+5%54
7SNOW$SNOWSnowflake Inc.$19.0M2.2%+392%49.6
8DKNG$DKNGDraftKings Inc.$18.3M2.2%-8%54
9NVDA$NVDANVIDIA CORP$18.1M2.1%-43%90.2
10AEP$AEPAMERICAN ELECTRIC POWER CO INC$15.0M1.8%+210%75.4
11CNP$CNPCENTERPOINT ENERGY INC$14.6M1.7%-2%55.9
12LNT$LNTALLIANT ENERGY CORP$14.6M1.7%-26%56.7
13FOLD$FOLDAMICUS THERAPEUTICS, INC.$14.2M1.7%NEW44.2
14CRH$CRHCRH PUBLIC LTD CO$13.7M1.6%NEW
15PH$PHParker-Hannifin Corp$13.6M1.6%NEW73.8
16WM$WMWASTE MANAGEMENT INC$13.6M1.6%NEW70.7
17ISHARES TR$12.8M1.5%NEW
18BA$BABOEING CO$11.2M1.3%NEW51.8
19CROX$CROXCrocs, Inc.$10.6M1.3%+0%42.1
20FE$FEFIRSTENERGY CORP$10.2M1.2%+0%61.6
21TLN$TLNTalen Energy Corp$9.8M1.2%NEW66.5
22NEE$NEENEXTERA ENERGY INC$8.8M1.0%NEW71.7
23BTG$BTGB2GOLD CORP$8.3M1.0%+2%
24PANW$PANWPalo Alto Networks Inc$8.3M1.0%NEW66.5
25SO$SOSOUTHERN CO$8.0M0.9%-57%65.1
26GOOG$GOOGAlphabet Inc.$7.8M0.9%NEW80.2
27JENA$JENAJENA ACQUISITION Corp II$7.1M0.8%NEW
28TOST$TOSTToast, Inc.$7.1M0.8%+150%69.5
29KNX$KNXKnight-Swift Transportation Holdings Inc.$7.0M0.8%NEW49.3
30TSLA$TSLATesla, Inc.$6.1M0.7%+15%50.1
31TEL$TELTE Connectivity plc$6.0M0.7%NEW
32FUTU$FUTUFutu Holdings Ltd$5.9M0.7%NEW
33UAL$UALUnited Airlines Holdings, Inc.$5.6M0.7%NEW61.3
34SAIA$SAIASAIA INC$5.2M0.6%NEW57.3
35EGHA$EGHAEGH Acquisition Corp.$5.1M0.6%NEW
36MELI$MELIMERCADOLIBRE INC$5.0M0.6%-62%77.5
37FLS$FLSFLOWSERVE CORP$5.0M0.6%NEW66.2
38HON$HONHONEYWELL INTERNATIONAL INC$5.0M0.6%NEW65.7
39LYV$LYVLive Nation Entertainment, Inc.$4.9M0.6%-49%55
40GTEN$GTENGores Holdings X, Inc. / CI$4.9M0.6%NEW
41CEPV$CEPVCantor Equity Partners V, Inc.$4.6M0.5%NEW
42AXTA$AXTAAxalta Coating Systems Ltd.$4.5M0.5%+65%
43ETR$ETRENTERGY CORP /DE/$4.5M0.5%-77%65.1
44URI$URIUNITED RENTALS, INC.$4.4M0.5%-38%70.7
45ANSC$ANSCAgriculture & Natural Solutions Acquisition Corp$4.3M0.5%NEW
46BKNG$BKNGBooking Holdings Inc.$4.3M0.5%NEW55.3
47CEG$CEGConstellation Energy Corp$4.3M0.5%NEW62.5
48LCID$LCIDPUTLucid Group, Inc.$4.1M+6%30.1
49HWM$HWMHowmet Aerospace Inc.$4.1M0.5%-20%79.1
50DAL$DALDELTA AIR LINES, INC.$4.1M0.5%-49%64.4
51BLZR$BLZRTrailblazer Acquisition Corp.$4.0M0.5%NEW
52SNPS$SNPSSYNOPSYS INC$3.8M0.4%-57%63.1
53COHR$COHRCOHERENT CORP.$3.7M0.4%+51%64
54INTC$INTCINTEL CORP$3.7M0.4%-22%41.5
55VRT$VRTVertiv Holdings Co$3.6M0.4%+3%82.7
56PDD$PDDPDD Holdings Inc.$3.5M0.4%-21%
57NHIC$NHICNewHold Investment Corp. III$3.4M0.4%NEW
58TMS$TMSTeamshares Inc$3.3M0.4%NEW
59OACC$OACCOaktree Acquisition Corp. III Life Sciences$3.2M0.4%NEW
60TKO$TKOTKO Group Holdings, Inc.$3.1M0.4%+150%73.1
61GFUZ$GFUZGeneral Fusion Group Ltd.$3.0M0.4%NEW
62NCLH$NCLHNorwegian Cruise Line Holdings Ltd.$3.0M0.4%+0%
63APH$APHAMPHENOL CORP /DE/$3.0M0.3%-56%80.5
64FSLR$FSLRFIRST SOLAR, INC.$3.0M0.3%NEW73.8
65CHRW$CHRWC. H. ROBINSON WORLDWIDE, INC.$2.9M0.3%-75%59.8
66ACEL$ACELAccel Entertainment, Inc.$2.8M0.3%NEW56.3
67GPAT$GPATGP-Act III Acquisition Corp.$2.7M0.3%NEW
68YCY$YCYAA Mission Acquisition Corp. II$2.7M0.3%NEW
69STELLAR V$2.6M0.3%NEW
70BLUW$BLUWBlue Water Acquisition Corp. III$2.6M0.3%NEW
71FAC$FACFactorial Energy Inc.$2.6M0.3%NEW
72NPAC$NPACNew Providence Acquisition Corp. III/Cayman$2.6M0.3%NEW
73PFE$PFEPFIZER INC$2.6M0.3%NEW69
74CCAQ$CCAQCOLLECTIVE ACQUISITION CORP.$2.5M0.3%NEW
75FTW-WT$FTW-WTEQV Ventures Acquisition Corp.$2.5M0.3%NEW
76TVAI$TVAIThayer Ventures Acquisition Corp II$2.5M0.3%NEW
77TLNC$TLNCTalon Capital Corp.$2.5M0.3%NEW
78PACH$PACHPioneer Acquisition I Corp$2.5M0.3%NEW
79OBA$OBAOxley Bridge Acquisition Ltd$2.5M0.3%NEW
80SOCA$SOCASolarius Capital Acquisition Corp.$2.5M0.3%NEW
81GEV$GEVGE Vernova Inc.$2.5M0.3%NEW70.1
82MBVI$MBVIM3-Brigade Acquisition VI Corp.$2.5M0.3%NEW
83HVMC$HVMCHighview Merger Corp.$2.5M0.3%NEW
84KOYN$KOYNCSLM Digital Asset Acquisition Corp III, Ltd$2.5M0.3%NEW
85BEAG$BEAGBold Eagle Acquisition Corp.$2.3M0.3%NEW
86TJX$TJXTJX COMPANIES INC /DE/$2.3M0.3%NEW70.7
87RNGT$RNGTRange Capital Acquisition Corp II$2.2M0.3%NEW
88ASML$ASMLASML HOLDING NV$2.1M0.3%NEW
89WAB$WABWESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP$2.1M0.3%NEW70.8
90CCIX$CCIXChurchill Capital Corp IX/Cayman$2.1M0.3%NEW
91ATII$ATIIArchimedes Tech SPAC Partners II Co.$2.1M0.2%NEW
92GSHR$GSHRGesher Acquisition Corp. II$2.0M0.2%NEW
93CCII$CCIICohen Circle Acquisition Corp. II$2.0M0.2%NEW
94BLUE ACQUI$2.0M0.2%NEW
95CRAQ$CRAQCal Redwood Acquisition Corp.$2.0M0.2%NEW
96BCAR$BCARD. Boral ARC Acquisition I Corp.$2.0M0.2%NEW
97CHKP$CHKPCHECK POINT SOFTWARE TECHNOLOGIES LTD$1.9M0.2%NEW
98BURL$BURLBurlington Stores, Inc.$1.9M0.2%NEW59.4
99CEPF$CEPFCantor Equity Partners IV, Inc.$1.8M0.2%NEW
100AXIN$AXINAxiom Intelligence Acquisition Corp 1$1.8M0.2%NEW
101OTGA$OTGAOTG Acquisition Corp. I$1.8M0.2%NEW
102AACB$AACBArtius II Acquisition Inc.$1.6M0.2%NEW
103ALF$ALFCenturion Acquisition Corp.$1.6M0.2%NEW
104POLE$POLEAndretti Acquisition Corp. II$1.6M0.2%NEW
105MLAC$MLACMountain Lake Acquisition Corp.$1.6M0.2%NEW
106XRPN$XRPNArmada Acquisition Corp. II$1.5M0.2%NEW
107CMI$CMICUMMINS INC$1.5M0.2%NEW58.9
108SOUL$SOULSoulpower Acquisition Corp.$1.5M0.2%NEW
109FCRS$FCRSFutureCrest Acquisition Corp.$1.5M0.2%NEW
110PAII$PAIIPyrophyte Acquisition Corp. II$1.5M0.2%NEW
111EVAC$EVACEQV Ventures Acquisition Corp. II$1.5M0.2%NEW
112TSEM$TSEMTOWER SEMICONDUCTOR LTD$1.5M0.2%-61%
113YCY$YCYAA Mission Acquisition Corp. II$1.5M0.2%NEW
114VACI$VACIViking Acquisition Corp I$1.5M0.2%NEW
115WBD$WBDWarner Bros. Discovery, Inc.$1.4M0.2%+0%42.1
116ALCY$ALCYAlchemy Investments Acquisition Corp 1$1.4M0.2%NEW
117ACMR$ACMRACM Research, Inc.$1.4M0.2%-46%54.8
118TPR$TPRTAPESTRY, INC.$1.3M0.1%NEW76.4
119CHEC$CHECChenghe Acquisition III Co.$1.2M0.1%NEW
120LATA$LATAGalata Acquisition Corp. II$1.2M0.1%NEW
121GEN$GENGen Digital Inc.$1.2M0.1%+256%67.7
122DLTR$DLTRDOLLAR TREE, INC.$1.2M0.1%NEW53.2
123SPEG$SPEGSilver Pegasus Acquisition Corp.$1.2M0.1%NEW
124CSIQ$CSIQCanadian Solar Inc.$1.1M0.1%NEW
125LITE$LITELumentum Holdings Inc.$1.1M0.1%NEW63.4
126HYAC-WT$HYAC-WTHaymaker Acquisition Corp. 4$1.1M0.1%NEW
127SN$SNSharkNinja, Inc.$1.1M0.1%+14%
128WMT$WMTWalmart Inc.$1.1M0.1%NEW63.2
129LEGT$LEGTLegato Merger Corp. III$1.1M0.1%NEW
130ALDF$ALDFAldel Financial II Inc.$1.1M0.1%NEW
131DRDB$DRDBRoman DBDR Acquisition Corp. II$1.0M0.1%NEW
132JACS$JACSJackson Acquisition Co II$1.0M0.1%NEW
133RAC$RACRithm Acquisition Corp.$1.0M0.1%NEW
134COPL$COPLCopley Acquisition Corp$1.0M0.1%NEW
135ONCH$ONCH1RT Acquisition Corp.$1.0M0.1%NEW
136CAEP$CAEPCantor Equity Partners III, Inc.$1.0M0.1%NEW
137PELIU$PELIUPelican Acquisition Corp$1.0M0.1%NEW
138SZZL$SZZLSizzle Acquisition Corp. II$1.0M0.1%NEW
139IPCX$IPCXInflection Point Acquisition Corp. III$1.0M0.1%NEW
140TACO$TACOBerto Acquisition Corp.$1.0M0.1%NEW
141OYSE$OYSEOyster Enterprises II Acquisition Corp$1.0M0.1%NEW
142WENN$WENNWEN Acquisition Corp$1.0M0.1%NEW
143FIGX$FIGXFIGX Capital Acquisition Corp.$1.0M0.1%NEW
144BDCI$BDCIBTC Development Corp.$1.0M0.1%NEW
145MKLY$MKLYMcKinley Acquisition Corp$997,0000.1%NEW
146IRHO$IRHOIron Horse Acquisition II Corp.$994,0000.1%NEW
147APXT$APXTApex Treasury Corp$989,0000.1%NEW
148GLD$GLDSPDR GOLD TRUST$970,9600.1%NEW
149META$METAMeta Platforms, Inc.$931,3870.1%-82%80.9
150NEM$NEMNEWMONT Corp /DE/$925,6100.1%-42%88.3
151RAAQ$RAAQReal Asset Acquisition Corp.$914,0220.1%NEW
152ROST$ROSTROSS STORES, INC.$900,7000.1%-33%71.5
153PKG$PKGPACKAGING CORP OF AMERICA$884,7270.1%-94%70
154MAS$MASMASCO CORP /DE/$762,7890.1%+138%59.9
155HTHT$HTHTH World Group Ltd$760,6570.1%-42%
156INAC$INACIndigo Acquisition Corp.$756,0000.1%NEW
157SPKL$SPKLSpark I Acquisition Corp$754,5330.1%NEW
158JBHT$JBHTHUNT J B TRANSPORT SERVICES INC$754,0390.1%NEW56.5
159HTZ$HTZPUTHERTZ GLOBAL HOLDINGS, INC$752,450+25%39
160MSTR$MSTRStrategy Inc$751,1180.1%+0%25.4
161SABR$SABRSabre Corp$749,2240.1%+0%56.2
162SABR$SABRPUTSabre Corp$705,815+25%56.2
163LEU$LEUCENTRUS ENERGY CORP$654,2380.1%NEW65.1
164CCJ$CCJCAMECO CORP$653,0560.1%-85%
165CC$CCPUTChemours Co$619,080+25%36.5
166AEXA$AEXAAmerican Exceptionalism Acquisition Corp. A$569,5000.1%+19%
167HOG$HOGPUTHARLEY-DAVIDSON, INC.$550,000-23%55
168AAL$AALPUTAmerican Airlines Group Inc.$534,225-36%50.6
169SE$SESea Ltd$510,2800.1%NEW
170CHTR$CHTRPUTCHARTER COMMUNICATIONS, INC. /MO/$509,735+29%57.7
171GRAB$GRABGrab Holdings Ltd$506,4850.1%NEW
172SBXD$SBXDSilverBox Corp IV$506,0410.1%NEW
173BCSS$BCSSBain Capital GSS Investment Corp.$504,0000.1%NEW
174RIG$RIGCALLTransocean Ltd.$460,000+25%
175F$FPUTFORD MOTOR CO$447,800+25%58.5
176CROX$CROXPUTCrocs, Inc.$425,250+25%42.1
177SKIL$SKILSkillsoft Corp.$387,7360.1%NEW25
178RIG$RIGPUTTransocean Ltd.$188,075+25%
179MGM$MGMPUTMGM Resorts International$181,431+25%48
180CCZ$CCZCALLCOMCAST CORP$172,500NEW70.4
181XIFR$XIFRPUTXPLR Infrastructure, LP$163,770+25%40.8
182BEAG$BEAGBold Eagle Acquisition Corp.$134,0000.0%NEW
183BGS$BGSPUTB&G Foods, Inc.$79,520+27%34.8
184BLZR$BLZRTrailblazer Acquisition Corp.$68,6800.0%NEW
185AMC$AMCAMC ENTERTAINMENT HOLDINGS, INC.$61,9130.0%+2%32.4
186BLUE ACQUI$60,1400.0%NEW
187CLMT$CLMTPUTCalumet, Inc. /DE$50,500+25%34.7
188FTW-WT$FTW-WTEQV Ventures Acquisition Corp.$41,1770.0%NEW
189HLF$HLFPUTHERBALIFE LTD.$32,960+25%
190GFUZ$GFUZGeneral Fusion Group Ltd.$31,5000.0%NEW
191STWD$STWDPUTSTARWOOD PROPERTY TRUST, INC.$30,188+25%54.6
192WT$WTPUTWisdomTree, Inc.$30,000NEW62.9
193ROYALTY MG$28,8410.0%+216%
194FE$FEPUTFIRSTENERGY CORP$26,000+25%61.6
195VNO$VNOPUTVORNADO REALTY TRUST$25,125+25%69.1
196DAIC$DAICCID Holdco, Inc.$23,6570.0%+216%
197CAKE$CAKEPUTCHEESECAKE FACTORY INC$21,000+14%58.3
198VACI$VACIViking Acquisition Corp I$19,5000.0%NEW
199M$MPUTMacy's, Inc.$18,800+29%48.9
200PTON$PTONPUTPELOTON INTERACTIVE, INC.$14,000+21%41.6
201MKLY$MKLYMcKinley Acquisition Corp$12,5000.0%NEW
202INAC$INACIndigo Acquisition Corp.$10,8750.0%NEW
203ISHARES TR$10,800NEW
204SYF$SYFPUTSynchrony Financial$9,308+25%
205EXE$EXECALLEXPAND ENERGY Corp$8,400NEW83.9
206SYNTEC OPT$8,3290.0%NEW
207SCAG$SCAGScage Future$7,9870.0%+216%
208TEVOGEN BI$6,9650.0%+220%
209BRAND ENGA$6,8510.0%+216%
210AVGO$AVGOCALLBroadcom Inc.$6,200NEW86.4
211LVS$LVSPUTLAS VEGAS SANDS CORP$5,931+25%73.7
212NCLH$NCLHPUTNorwegian Cruise Line Holdings Ltd.$5,664+36%
213OMF$OMFPUTOneMain Holdings, Inc.$5,640+25%
214MULTISENSO$5,5750.0%+216%
215BOREALIS F$3,8310.0%NEW
216VSAT$VSATPUTVIASAT INC$3,665+25%53.3
217DOCN$DOCNPUTDigitalOcean Holdings, Inc.$3,000NEW73.7
218MPT$MPTPUTMEDICAL PROPERTIES TRUST INC$1,982+25%42
219BOLT PROJS$1,8630.0%NEW
220AAP$AAPPUTADVANCE AUTO PARTS INC$1,260NEW42.3
221MGNI$MGNICALLMAGNITE, INC.$800-86%42.6

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$11.2M
TLN$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$7.1M
KNX$KNX Knight-Swift Transportation Holdings Inc.$7.0M

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
APD$APD Air Products & Chemicals, Inc.

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