Insiders / JANA Partners Management, LP

JANA Partners Management, LP

CIK 1998597personinsiderbeneficial ownerfund
Companies
2
First seen
Feb 10, 2026
Last activity
Mar 30, 2026

Companies

CompanyRoleShares heldPeak heldTradesLatest
Mercury Systems Inc · MRCYDirector4,114,6184,566,6754
TreeHouse Foods Inc · THSDirector03,862,1169

All securities held

4 positions · latest reported per filing
CompanySecuritySharesAs of
Mercury Systems IncCommon Stock, par value $0.01 per share4,566,675Feb 9, 2026
Mercury Systems IncCommon Stock, par value $0.01 per share ("Common Stock")4,384,165Mar 2, 2026
Mercury Systems IncCommon Stock4,114,618Mar 4, 2026
TreeHouse Foods IncCommon Stock, par value $0.01 per share3,862,116Feb 10, 2026

Activity

InsidersInstitutions
This person's insider trades (Form 4), across every company.
DateActionCompanyValueShares ΔPosition afterImpact
Feb 10, 2026SellTHS
TreeHouse Foods Inc
Common Stock, par value $0.01 per share
$47.96M-2.0M
-33.66%
3,862,116
0.76% of shares
high
Feb 9, 2026SellMRCY
Mercury Systems Inc
Common Stock, par value $0.01 per share
$32.40M-400K
-8.05%
4,566,675
7.61% of shares
high
Mar 2, 2026SellMRCY
Mercury Systems Inc
Common Stock, par value $0.01 per share ("Common Stock")
$17.17M-183K
-4.00%
4,384,165
7.30% of shares
high
Mar 3, 2026SellMRCY
Mercury Systems Inc
Common Stock
$15.20M-169K
-3.85%
4,215,517
7.02% of shares
high
Mar 4, 2026SellMRCY
Mercury Systems Inc
Common Stock
$9.05M-101K
-2.39%
4,114,618
6.85% of shares
medium
Feb 11, 2026ExerciseTHS
TreeHouse Foods Inc
Restricted Stock Units
-8K
-100.00%
0
0.00% of shares
low
Feb 11, 2026OtherTHS
TreeHouse Foods Inc
Common Stock
-8K
-100.00%
0
0.00% of shares
low
Feb 11, 2026ExerciseTHS
TreeHouse Foods Inc
Common Stock
+8K
7,727
<0.01% of shares
low
Feb 11, 2026OtherTHS
TreeHouse Foods Inc
Common Stock, par value $0.01 per share ("Common Stock")
-3.9M
-100.00%
0
0.00% of shares
low
Feb 9, 2026OtherTHS
TreeHouse Foods Inc
Notional Derivative Agreements (obligation to buy)
-22K
-100.00%
0
0.00% of shares
low