Institutional Fund
O'Connor Alternative Investments LLC
New York, NYCIK 20816291 filings on record
Portfolio Value
$1.02B
Q1 2026
Holdings
115
Reported positions
New Buys
0
Opened this quarter
QoQ Change
—
No prior quarter
Portfolio Value Trend
Reported 13F value by quarter
Portfolio value trend — upgrade to see history
UpgradeTop Allocations
Largest positions by weight
- Hologic Inc23.1%
- Air Lease Corp18.2%
- Amicus Therapeutics Inc11.9%
- Sealed Air Corp New9.1%
- Onestream Inc7.5%
- Day One Biopharmaceuticals I3.9%
- Other26.3%
Portfolio Holdings
115 positions · Q1 2026
| # | Security | Shares | Value | % Port. | Δ Shares | Activity |
|---|---|---|---|---|---|---|
| 1 | Hologic Inc | 3.12M | $235.70M | 23.1% | +3.12M | First Filing |
| 2 | Air Lease Corp | 2.86M | $185.73M | 18.2% | +2.86M | First Filing |
| 3 | Amicus Therapeutics Inc | 8.44M | $122.11M | 11.9% | +8.44M | First Filing |
| 4 | Sealed Air Corp New | 2.21M | $93.12M | 9.1% | +2.21M | First Filing |
| 5 | Onestream Inc | 3.19M | $76.48M | 7.5% | +3.19M | First Filing |
| 6 | Day One Biopharmaceuticals I | 1.87M | $40.04M | 3.9% | +1.87M | First Filing |
| 7 | Carnival PLC | 982.6K | $25.32M | 2.5% | +982.6K | First Filing |
| 8 | Klarna Group PLC | 1.13M | $14.75M | 1.4% | +1.13M | First Filing |
| 9 | Alphabet Inc | 50.3K | $14.41M | 1.4% | +50.3K | First Filing |
| 10 | Vaneck ETF Trust | 27.5K | $10.54M | 1.0% | +27.5K | First Filing |
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