Which hedge funds own OSIS? OSI SYSTEMS INC, Q2 2026 13F holders
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4 of the hedge funds tracked by WhaleCreep disclosed a position in OSIS (OSI SYSTEMS INC) in their Q2 2026 13F filings, worth $70.9m in total. The largest holder by portfolio weight is Millennium Management at 0.0% of its book. 1 manager opened a new position this quarter: Brevan Howard Capital Management. 1 exited: Bridgewater Associates.
4tracked managers holding
1opened this quarter
1exited this quarter
Which hedge funds hold OSIS? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| Millennium Management | Q2 2026 | 0.0% | $65.3m | 298,480 | 584% | added |
| Brevan Howard Capital Management | Q2 2026 | 0.0% | $528.8k | 2,418 | – | new |
| D. E. Shaw & Co | Q2 2026 | 0.0% | $4.5m | 20,599 | 183% | added |
| Marshall Wace | Q2 2026 | 0.0% | $612.4k | 2,800 | -73% | reduced |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| Bridgewater Associates | 0.1% | $853.3k |
How has hedge fund ownership of OSIS changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 4 | $70.9m |
| Q1 2026 | 5 | $21.0m |
| Q3 2025 | 1 | $5.4m |
| Q2 2025 | 1 | $7.2m |
| Q1 2025 | 1 | $3.5m |
| Q3 2024 | 2 | $1.6m |
| Q2 2024 | 2 | $5.7m |
| Q1 2024 | 1 | $2.0m |
| Q3 2023 | 2 | $915.9k |
| Q2 2023 | 2 | $5.7m |
| Q1 2023 | 1 | $1.3m |
| Q4 2022 | 3 | $1.8m |
| Q3 2022 | 2 | $4.4m |
| Q2 2022 | 2 | $4.0m |
| Q1 2022 | 2 | $4.6m |
| Q4 2021 | 2 | $6.1m |
Counts every tracked manager that disclosed OSIS in that quarter's filing, including managers that have since stopped filing.