The Analysis of JANA Partners Management, LP's Holdings & P&L


Currently, JANA Partners Management, LP holds 13 types of securities in its portfolio with a total value $1.8B. In the most recent quarter, they have increased their positions in FI (+2.2M shares, valued at $150.8M), N/A (+1.1M shares, valued at $88.9M), ALKT (+3.0M shares, valued at $69.3M); decreased their positions in MKL (-66.2K shares, valued at $142.3M), THS (-5.8M shares, valued at $137.3M), MRCY (-844.9K shares, valued at $61.7M); initiated new positions in FI (+2.2M shares, valued at $150.8M); completely sold out of THS (previously valued at $137.3M).


1M P&L
+60.7M+5.04%
3M P&L
-175.6M-12.19%
HY P&L
-205.1M-13.94%

P&L figures are estimated based on reported 13F stock holdings and market price changes. They are approximations and may not reflect actual fund performance. Stock split events may also affect the accuracy of these calculations, and we cannot guarantee that all splits have been fully accounted for.

Top Holding Treemap

Top Industries by Value

1N/A417.7M
28.4%
2Aerospace & Defense365.2M
24.8%
3Packaged Foods243.8M
16.6%

Top Industries by Stock Count

1Packaged Foods3 stocks
27.3%
2Software - Application2 stocks
18.2%
3N/A2 stocks
18.2%
Stock Holdings
MRCY
MERCURY SYS INC
-17.04%
Shares4.1M
Event2026-03-03
Filed2026-03-04
COOPER COS INC
COOPER COS INC
44.57%
Shares3.5M
Event2025-12-31
Filed2026-02-17
SPY
SPDR S&P 500 ETF TR
1.22%
Shares391.3K
Event2025-12-31
Filed2026-02-17
LW
LAMB WESTON HLDGS INC
0.00%
Shares5.0M
Event2025-12-31
Filed2026-02-17
MKL
MARKEL GROUP INC
-44.90%
Shares81.2K
Event2025-12-31
Filed2026-02-17
FI
FISERV INC
New
Shares2.2M
Event2025-12-31
Filed2026-02-17
ALKT
ALKAMI TECHNOLOGY INC
158.65%
Shares4.9M
Event2025-12-31
Filed2026-02-17
RPD
RAPID7 INC
3.71%
Shares6.7M
Event2025-12-31
Filed2026-02-17
SIX FLAGS ENTERTAINMENT CORP
SIX FLAGS ENTERTAINMENT CORP
1.63%
Shares4.1M
Event2025-12-31
Filed2026-02-17
24.46%
Shares6.8M
Event2026-03-26
Filed2026-03-30
FRPT
FRESHPET INC
-46.82%
Shares557.4K
Event2025-12-31
Filed2026-02-17
EHAB
ENHABIT INC
-2.19%
Shares2.1M
Event2025-12-31
Filed2026-02-17
THS
TREEHOUSE FOODS INC
Sold all
SharesN/A
Event2026-02-11
Filed2026-02-11

Call Option Holdings
No call option holdings data available

Put Option Holdings
No put option holdings data available