Mercury Systems Inc. – Investors and Politicians Who Own It
MRCY
Investors who own it
3 tracked investors, $484.9M in shares, each from their latest 13F.
| Investor | Value | Share of portfolio |
|---|---|---|
Barry RosensteinJANA Partners, Q2 2026 | $484.3M | 25.5% |
Polen CapitalQ2 2026 | $355.2K | 0.00% |
Barry RitholtzRitholtz Wealth Management, Q2 2026 | $211.6K | 0.00% |
Politicians who own it
Estimated from annual disclosures and trades; values are rough estimates.
No member of Congress is estimated to hold this stock.
Investors buying and selling
| Investor | Action | Shares now |
|---|---|---|
| Barry Rosenstein | Reduced −17% | 4,107,424 |
| Ray Dalio | Sold out | 0 |
Politicians trading it
Latest Congress trades disclosed under the STOCK Act; amounts are ranges.
No disclosed Congress trades in this stock.