Filed: 2/17/2026ACC: 0000902664-26-001069
📋 What this filing means
JANA PARTNERS MANAGEMENT, LP filed this quarterly 13F‑HR report disclosing 12 equity positions with a total reported market value of $1.92B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
12
Positions
$1.92B
Total AUM (reported)
40.43M
Total Shares
Allocation by class
COM$1.65B86.1%
TR UNIT$266.86M13.9%
Portfolio Concentration
Top 3$917.42M47.7%
4–10$951.13M49.5%
11–25$53.24M2.8%
Top 3 weight
47.7%
Top 10 weight
97.2%
Voting Authority Distribution
Total shares with voting rights: 40.43M
Sole
Full voting authority
40.43M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole12
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings12
Rows:
MERCURY SYS INC
SOLEShares4.96M
TypeSH
Market value$362.09M
18.84%
Sole
4.96M
Shared
0.00
None
0.00
COOPER COS INC
SOLEShares3.52M
TypeSH
Market value$288.47M
15.01%
Sole
3.52M
Shared
0.00
None
0.00
SPDR S&P 500 ETF TR
SOLEShares391.34K
TypeSH
Market value$266.86M
13.89%
Sole
391.34K
Shared
0.00
None
0.00
LAMB WESTON HLDGS INC
SOLEShares5.01M
TypeSH
Market value$209.81M
10.92%
Sole
5.01M
Shared
0.00
None
0.00
MARKEL GROUP INC
SOLEShares81.22K
TypeSH
Market value$174.59M
9.08%
Sole
81.22K
Shared
0.00
None
0.00
FISERV INC
SOLEShares2.25M
TypeSH
Market value$150.83M
7.85%
Sole
2.25M
Shared
0.00
None
0.00
TREEHOUSE FOODS INC
SOLEShares5.82M
TypeSH
Market value$137.33M
7.15%
Sole
5.82M
Shared
0.00
None
0.00
ALKAMI TECHNOLOGY INC
SOLEShares4.89M
TypeSH
Market value$112.92M
5.88%
Sole
4.89M
Shared
0.00
None
0.00
RAPID7 INC
SOLEShares6.74M
TypeSH
Market value$102.50M
5.33%
Sole
6.74M
Shared
0.00
None
0.00
SIX FLAGS ENTERTAINMENT CORP
SOLEShares4.12M
TypeSH
Market value$63.14M
3.29%
Sole
4.12M
Shared
0.00
None
0.00
FRESHPET INC
SOLEShares557.39K
TypeSH
Market value$33.96M
1.77%
Sole
557.39K
Shared
0.00
None
0.00
ENHABIT INC
SOLEShares2.09M
TypeSH
Market value$19.27M
1.00%
Sole
2.09M
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
MERCURY SYS INCSOLE | COM | 4.96M | SH | $362.09M 18.84% | 4.96M | 0.00 | 0.00 |
COOPER COS INCSOLE | COM | 3.52M | SH | $288.47M 15.01% | 3.52M | 0.00 | 0.00 |
SPDR S&P 500 ETF TRSOLE | TR UNIT | 391.34K | SH | $266.86M 13.89% | 391.34K | 0.00 | 0.00 |
LAMB WESTON HLDGS INCSOLE | COM | 5.01M | SH | $209.81M 10.92% | 5.01M | 0.00 | 0.00 |
MARKEL GROUP INCSOLE | COM | 81.22K | SH | $174.59M 9.08% | 81.22K | 0.00 | 0.00 |
FISERV INCSOLE | COM | 2.25M | SH | $150.83M 7.85% | 2.25M | 0.00 | 0.00 |
TREEHOUSE FOODS INCSOLE | COM | 5.82M | SH | $137.33M 7.15% | 5.82M | 0.00 | 0.00 |
ALKAMI TECHNOLOGY INCSOLE | COM | 4.89M | SH | $112.92M 5.88% | 4.89M | 0.00 | 0.00 |
RAPID7 INCSOLE | COM | 6.74M | SH | $102.50M 5.33% | 6.74M | 0.00 | 0.00 |
SIX FLAGS ENTERTAINMENT CORPSOLE | COM | 4.12M | SH | $63.14M 3.29% | 4.12M | 0.00 | 0.00 |
FRESHPET INCSOLE | COM | 557.39K | SH | $33.96M 1.77% | 557.39K | 0.00 | 0.00 |
ENHABIT INCSOLE | COM | 2.09M | SH | $19.27M 1.00% | 2.09M | 0.00 | 0.00 |