O'Connor Alternative Investments LLC
Top Portfolio Positions
90 positions ·
$1,070,130,465 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| HOLX |
HOLOGIC INC
Healthcare
|
3,118,178 | $235,703,075 | 22.03% | |
| AL |
SUMISHO AIR LEASE CORP
Industrials
|
2,860,079 | $185,733,530 | 17.36% | |
| FOLD |
AMICUS THERAPEUTICS, INC.
Healthcare
|
8,444,992 | $122,114,584 | 11.41% | |
| SEE |
SEALED AIR CORP/DE
Consumer Cyclical
|
2,214,582 | $93,123,173 | 8.70% | |
| OS |
OneStream, Inc.
Technology
|
3,186,804 | $76,483,296 | 7.15% | |
| SPY |
Spdr S&P 500 ETF Trust
|
115,000 | $74,789,100 | 6.99% | |
| DAWN |
Day One Biopharmaceuticals, Inc.
Healthcare
|
1,867,553 | $40,040,336 | 3.74% | |
| CUK |
CARNIVAL PLC
Consumer Cyclical
|
982,643 | $25,322,710 | 2.37% | |
| AAL |
American Airlines Group Inc.
Industrials
|
2,133,300 | $22,911,642 | 2.14% | |
| QQQ |
Invesco Qqq Trust, Series 1
|
26,000 | $15,006,680 | 1.40% |
Holdings in OS
1 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $76,483,296 | 3,186,804 | Shares | Defined | 2026-05-15 | |
| No 13F history on record for this holder in this stock. | ||||||