Holdings
JANA Partners Management, LP
As of Jun 30, 2026, JANA Partners Management, LP reported 9 positions worth US$1.65B. Largest: Mercury Systems Inc, The Cooper Companies, Inc. and Lamb Weston Holdings, Inc. What it bought and sold, with each filing.
| Company | Shares | Value as reported | Change | As of |
|---|---|---|---|---|
| Mercury Systems Inc | 3.96M | US$484M | −149K | Jun 30, 2026 |
| The Cooper Companies, Inc. | 3.58M | US$257M | +17,322 | Jun 30, 2026 |
| Lamb Weston Holdings, Inc. | 5.39M | US$233M | +386K | Jun 30, 2026 |
| Fiserv, Inc. | 3.66M | US$180M | −774K | Jun 30, 2026 |
| Markel Group Inc. | 76,743 | US$150M | +1,436 | Jun 30, 2026 |
| Alkami Technology, Inc. | 6.75M | US$122M | +1.32M | Jun 30, 2026 |
| Six Flags Entertainment Corporation | 4.12M | US$87.7M | no change | Jun 30, 2026 |
| Everpure, Inc. | 989K | US$77.9M | new | Jun 30, 2026 |
| Rapid7, Inc. | 6.75M | US$54.7M | +6,283 | Jun 30, 2026 |