Q1 2026 · 13F-HR
O'Connor Alternative Investments LLCholdings as filed
Filed 2026-05-15 · accession 0002081629-26-000003
$1.17B
Reported value
128
Positions
2026-03-31
Period end
The Brief · O'Connor Alternative Investments LLC · Q1 2026
AI · grounded in 13F
O'Connor Alternative Investments LLC established a new position in HOLOGIC IN HO1 valued at $235.7M. The fund also initiated new stakes in AIR LEASE AL for $185.7M and AMICUS THE AM6 for $122.1M. Additional new positions include SEALED AIR SDA and ONESTREAM K4F.
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 436440101 | HO1 | HOLOGIC IN | $235.7M | 20.2% | 3,118,178 | Common | SOLE |
| 00912X302 | AL | AIR LEASE | $185.7M | 15.9% | 2,860,079 | Common | SOLE |
| 03152W109 | AM6 | AMICUS THE | $122.1M | 10.5% | 8,444,992 | Common | SOLE |
| 81211K100 | SDA | SEALED AIR | $93.1M | 7.98% | 2,214,582 | Common | SOLE |
| 68278B107 | K4F | ONESTREAM | $76.5M | 6.55% | 3,186,804 | Common | SOLE |
| 23954D109 | DAWNGBX | DAY ONE BI | $40.0M | 3.43% | 1,867,553 | Common | SOLE |
| 833445AD1 | SNOW 0 10/01/29 | SNOWFLAKE | $30.8M | 2.64% | 25,000,000 | Common | SOLE |
| 26441CBY0 | DUK 4.125 04/15/26 | DUKE ENERG | $27.7M | 2.37% | 25,000,000 | Common | SOLE |
| 14365C103 | POH3 | CARNIVAL P | $25.3M | 2.17% | 982,643 | Common | SOLE |
| 18915MAC1 | NET 0 08/15/26 | CLOUDFLARE | $25.2M | 2.16% | 21,500,000 | Common | SOLE |
| 538034BA6 | LYV 3.125 01/15/29 | LIVE NATIO | $22.9M | 1.96% | 15,000,000 | Common | SOLE |
| 682189AU9 | ON 0.5 03/01/29 | ON SEMICON | $19.7M | 1.69% | 20,000,000 | Common | SOLE |
| 00971TAN1 | AKAM 1.125 02/15/29 | AKAMAI TEC | $17.2M | 1.47% | 15,000,000 | Common | SOLE |
| G5279N105 | KLAR | KLARNA GRO | $14.8M | 1.26% | 1,127,170 | Common | SOLE |
| 02079K107 | GOOG | ALPHABET I | $14.4M | 1.24% | 50,250 | Common | SOLE |
| 92189F676 | SMH | VANECK ETF | $10.5M | 0.90% | 27,500 | Common | SOLE |
| 04965N104 | RNA | ATRIUM THE | $7.7M | 0.66% | 578,011 | Common | SOLE |
| 35137L204 | FOX | FOX CORP | $7.3M | 0.63% | 137,780 | Common | SOLE |
| G5093B105 | JENA | JENA ACQUI | $7.2M | 0.61% | 700,000 | Common | SOLE |
| G2946P100 | EGHA | EGH ACQUIS | $5.1M | 0.44% | 500,000 | Common | SOLE |
| G5235S123 | KCAC/U | KENSINGTON | $5.0M | 0.43% | 500,000 | Common | SOLE |
| G6S74K106 | OIM | ONEIM ACQU | $5.0M | 0.43% | 500,000 | Common | SOLE |
| G4002F109 | GTEN | GORES HLDG | $4.9M | 0.42% | 474,941 | Common | SOLE |
| G1828S109 | CEPV | CANTOR EQU | $4.5M | 0.39% | 450,000 | Common | SOLE |
| 98954M200 | Z | ZILLOW GRO | $4.5M | 0.38% | 107,930 | Common | SOLE |
| G0131Y100 | ANSC | AGRICULTUR | $4.3M | 0.37% | 384,160 | Common | SOLE |
| G9009S103 | BLZR | TRAILBLAZE | $4.0M | 0.34% | 400,000 | Common | SOLE |
| G9037S125 | TRGSU | TRG LATIN | $3.5M | 0.30% | 350,000 | Common | SOLE |
| G5509P102 | LOKV | LIVE OAK A | $3.4M | 0.29% | 324,923 | Common | SOLE |
| G6486E102 | NHIC | NEWHOLD IN | $3.4M | 0.29% | 324,604 | Common | SOLE |
| 958102105 | WDC | WESTERN DI | $3.2M | 0.28% | 12,000 | Common | SOLE |
| G6717R104 | OACC | OAKTREE AC | $3.2M | 0.27% | 300,000 | Common | SOLE |
| G0R38G120 | XRPNU | ARMADA ACQ | $3.0M | 0.26% | 300,000 | Common | SOLE |
| 18539C105 | NY4B | CLEARWAY E | $2.9M | 0.25% | 75,000 | Common | SOLE |
| G66721104 | NCLH | NORWEGIAN | $2.7M | 0.23% | 145,200 | Common | SOLE |
| G4035N103 | GPAT | GP-ACT III | $2.7M | 0.23% | 250,000 | Common | SOLE |
| 00436Q106 | ACEL | ACCEL ENTE | $2.7M | 0.23% | 246,728 | Common | SOLE |
| G8475V103 | SVCC | STELLAR V | $2.6M | 0.22% | 250,000 | Common | SOLE |
| G2867S109 | IPOD | DUNE ACQUI | $2.6M | 0.22% | 250,000 | Common | SOLE |
| G1368E106 | BLUW | BLUE WTR A | $2.6M | 0.22% | 250,000 | Common | SOLE |
| G6476A102 | NPAC | NEW PROVID | $2.6M | 0.22% | 250,000 | Common | SOLE |
| G19307100 | CGCT | CARTESIAN | $2.6M | 0.22% | 250,000 | Common | SOLE |
| G87890102 | TVAI | THAYER VEN | $2.6M | 0.22% | 250,000 | Common | SOLE |
| G86652107 | TLNC | TALON CAP | $2.5M | 0.22% | 250,000 | Common | SOLE |
| G82617104 | SOCA | SOLARIUS C | $2.5M | 0.22% | 250,000 | Common | SOLE |
| G7117W107 | PACH | PIONEER AC | $2.5M | 0.22% | 250,000 | Common | SOLE |
| G6858G107 | OBA | OXLEY BRID | $2.5M | 0.22% | 250,000 | Common | SOLE |
| G63221108 | MBVI | M3-BRIGADE | $2.5M | 0.22% | 250,000 | Common | SOLE |
| G4569C101 | HVMC | HIGHVIEW M | $2.5M | 0.22% | 250,000 | Common | SOLE |
| G2584S101 | KOYN | CSLM DIGIT | $2.5M | 0.22% | 250,000 | Common | SOLE |
| G7310E128 | QADRU | QDRO ACQUI | $2.5M | 0.21% | 250,000 | Common | SOLE |
| 68389X105 | ORCL | ORACLE COR | $2.4M | 0.21% | 16,425 | Common | SOLE |
| 904311107 | UAA | UNDER ARMO | $2.4M | 0.20% | 400,000 | Common | SOLE |
| G2003N105 | BEAG | BOLD EAGLE | $2.3M | 0.20% | 219,217 | Common | SOLE |
| G7375J103 | RNGT | RANGE CAP | $2.3M | 0.19% | 225,000 | Common | SOLE |
| G61188127 | LBTYK | LIBERTY GL | $2.2M | 0.19% | 186,100 | Common | SOLE |
| G04537109 | ATII | ARCHIMEDES | $2.1M | 0.18% | 200,000 | Common | SOLE |
| G3852D107 | GSHR | GESHER ACQ | $2.1M | 0.18% | 200,000 | Common | SOLE |
| G2254C121 | CCII | COHEN CIRC | $2.0M | 0.18% | 200,000 | Common | SOLE |
| G1331A108 | BACC | BLUE ACQUI | $2.0M | 0.17% | 200,000 | Common | SOLE |
| G17564108 | CRAQ | CAL REDWOO | $2.0M | 0.17% | 200,000 | Common | SOLE |
| G3645T104 | FVAV | FORTRESS V | $2.0M | 0.17% | 200,000 | Common | SOLE |
| G1828E100 | CEPF | CANTOR EQU | $1.8M | 0.15% | 174,570 | Common | SOLE |
| G0750N104 | AXIN | AXIOM INTE | $1.8M | 0.15% | 175,000 | Common | SOLE |
| G6791A100 | OTGA | OTG ACQUIS | $1.8M | 0.15% | 175,000 | Common | SOLE |
| G0509J115 | AACB | ARTIUS II | $1.7M | 0.14% | 160,000 | Common | SOLE |
| G20315100 | ALF | CENTURION | $1.6M | 0.14% | 150,000 | Common | SOLE |
| G26745102 | POLE | ANDRETTI A | $1.6M | 0.14% | 150,000 | Common | SOLE |
| G6301B101 | MLAC | MOUNTAIN L | $1.6M | 0.14% | 149,912 | Common | SOLE |
| G0R38G104 | XRPN | ARMADA ACQ | $1.5M | 0.13% | 150,000 | Common | SOLE |
| G82745103 | SOUL | SOULPOWER | $1.5M | 0.13% | 150,000 | Common | SOLE |
| G7309T102 | PAII | PYROPHYTE | $1.5M | 0.13% | 150,000 | Common | SOLE |
| G3106Q102 | EVAC | EQV VENTUR | $1.5M | 0.13% | 150,000 | Common | SOLE |
| G3730U107 | FCRS | FUTURECRES | $1.5M | 0.13% | 150,000 | Common | SOLE |
| G1000S109 | YCY | AA MISSION | $1.5M | 0.13% | 150,000 | Common | SOLE |
| G9582G104 | VACI | VIKING ACQ | $1.5M | 0.13% | 150,000 | Common | SOLE |
| G2616F101 | BCAR | D. BORAL A | $1.3M | 0.11% | 125,000 | Common | SOLE |
| G2086N105 | CHEC | CHENGHE AC | $1.3M | 0.11% | 125,000 | Common | SOLE |
| G3R25N108 | LATA | GALATA ACQ | $1.2M | 0.11% | 125,000 | Common | SOLE |
| G8192J102 | SPEG | SILVER PEG | $1.2M | 0.10% | 120,000 | Common | SOLE |
| G5451A103 | LEGT | LEGATO MER | $1.1M | 0.09% | 100,000 | Common | SOLE |
| G4992A110 | JACS | JACKSON AC | $1.1M | 0.09% | 100,000 | Common | SOLE |
| G01558108 | ALDF | ALDEL FINL | $1.1M | 0.09% | 100,000 | Common | SOLE |
| G7633M104 | DRDB | ROMAN DBDR | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G75751100 | RAC | RITHM ACQU | $1.0M | 0.09% | 100,000 | Common | SOLE |
| 023634207 | NWAX/U | NEW AMER A | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G24243100 | COPL | COPLEY ACQ | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G1828A108 | CAEP | CANTOR EQU | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G8193F109 | SZZL | SIZZLE ACQ | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G1051H101 | TACO | BERTO ACQU | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G6861F104 | OYSE | OYSTER ENT | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G47875102 | IPCX | INFLECTION | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G9R39C103 | WENN | WEN ACQUIS | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G8377R101 | SVAC | SPRING VY | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G6757R105 | ONCH | 1RT ACQUIS | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G3473K100 | FIGX | FIGX CAP A | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G9675K129 | WLIIU | WILLOW LAN | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G6005T101 | MKLY | MCKINLEY A | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G8303R126 | TMTSU | SPARTACUS | $1.0M | 0.09% | 100,000 | Common | SOLE |
| G0701G109 | BDCI | BTC DEV CO | $999,000 | 0.09% | 100,000 | Common | SOLE |
| G04104108 | APXT | APEX TREAS | $999,000 | 0.09% | 100,000 | Common | SOLE |
| 46283H202 | IRHOU | IRON HORSE | $996,000 | 0.09% | 100,000 | Common | SOLE |
| G1143H101 | BIXI | BITCOIN IN | $990,000 | 0.08% | 100,000 | Common | SOLE |
| G4791J106 | INAC | INDIGO ACQ | $760,500 | 0.07% | 75,000 | Common | SOLE |
| G8316B100 | SPKL | SPARK I AC | $755,870 | 0.06% | 66,832 | Common | SOLE |
| G0273J101 | AEXA | AMERICAN E | $541,500 | 0.05% | 50,000 | Common | SOLE |
| G73944103 | RAAQ | REAL ASSET | $524,500 | 0.04% | 50,000 | Common | SOLE |
| G0R78B106 | BCSS | BAIN CAP G | $505,600 | 0.04% | 50,000 | Common | SOLE |
| 02376R102 | AAL | AMERICAN A | $461,328 | 0.04% | 2,133,300 | PUT | SOLE |
| 78462F103 | SPY | STATE STR | $257,325 | 0.02% | 115,000 | PUT | SOLE |
| 093712107 | BE | BLOOM ENER | $245,250 | 0.02% | 15,000 | CALL | SOLE |
| 83066P309 | SKIL | SKILLSOFT | $178,859 | 0.02% | 41,692 | Common | SOLE |
| 833445109 | SNOW | SNOWFLAKE | $122,000 | 0.01% | 20,000 | CALL | SOLE |
| 668771116 | GENVR | GEN DIGITA | $120,248 | 0.01% | 250,516 | Common | SOLE |
| G2003N121 | BEAGR | BOLD EAGLE | $91,920 | 0.01% | 400,000 | Common | SOLE |
| 549498202 | LCID | LUCID GROU | $69,618 | 0.01% | 12,700 | PUT | SOLE |
| G1331A116 | BACCR | BLUE ACQUI | $64,740 | 0.01% | 200,000 | Common | SOLE |
| 02369M110 | RMCOW | ROYALTY MG | $53,936 | 0.00% | 221,686 | Common | SOLE |
| G9009S111 | BLZRW | TRAILBLAZE | $50,693 | 0.00% | 133,333 | Common | SOLE |
| 697435105 | PANW | PALO ALTO | $25,800 | 0.00% | 10,000 | CALL | SOLE |
| G6005T119 | MKLYR | MCKINLEY A | $11,010 | 0.00% | 100,000 | Common | SOLE |
| G4791J114 | INACR | INDIGO ACQ | $10,320 | 0.00% | 75,000 | Common | SOLE |
| 171756117 | DAICW | CID HOLDCO | $7,490 | 0.00% | 282,640 | Common | SOLE |
| G7840J118 | SCAGW | SCAGE FUTU | $6,533 | 0.00% | 127,590 | Common | SOLE |
| 88165K119 | TVGNW | TEVOGEN BI | $6,149 | 0.00% | 181,387 | Common | SOLE |
| 456948116 | MSAIW | MULTISENSO | $5,589 | 0.00% | 142,585 | Common | SOLE |
| 09973D113 | BRLSW | BOREALIS F | $4,671 | 0.00% | 70,030 | Common | SOLE |
| 46090E103 | QQQ | INVESCO QQ | $1,560 | 0.00% | 26,000 | PUT | SOLE |
Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.