JANA Partners Management, LP

CIK 1998597 · last filed 2026-04-15

JANA Partners Management, LP is a corporate insider who has filed 31 SEC Form 4 insider transactions across 4 companies since 2023. The most recent filing shows the insider bought $6.4M of LW on Apr 15, 2026. Across all open-market trades the lifetime net is −$137.0M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $728.7M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$728.70M

Companies

4

Total Filings

31

Lifetime Open-Market Net

-$136.99M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
LW Director 5,348,980 $43.55 $232.95M $16.07M 4 2026-04-15
MRCY Director 4,114,618 $108.82 $447.75M -$144.32M 12 2026-03-04
THSw Director 0 -$27.40M 9 2026-02-11
RPD Director 6,760,149 $7.10 $48.00M $18.66M 5 2025-12-04

Recent Filings

31 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-04-15 LW Buy (P) +150,000 $6.37M EDGAR
2026-04-09 LW Buy (P) +236,000 $9.70M EDGAR
2026-03-04 MRCY Sell (S) −452,057 -$41.41M EDGAR
2026-02-11 THSw Mixed −3,862,116 $0 EDGAR
2026-02-11 MRCY Sell (S) −400,000 -$32.40M EDGAR
2026-02-10 THSw Mixed −1,959,221 -$47.96M EDGAR
2025-12-04 RPD Buy (P) +41,545 $652.7K EDGAR
2025-11-25 RPD Buy (P) +200,000 $2.87M EDGAR
2025-11-10 MRCY Sell (S) −1,000,000 -$75.45M EDGAR
2025-10-24 MRCY Grant (A) +2,362 $0 EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.