MRCY
Mercury Systems IncCompany with tickers: MRCY
CIK
1049521
CUSIP
589378108
Shares Outstanding
60,043,283
Price History
Institutional Holders
Short Volume
Short Interest
Fails to Deliver
Financials
SEC Filings
Earnings Calls
Insider Trades
Congressional Trades
Holders: 2
Total Value: $68,159,329
Total Shares: 934,842
Institutional Ownership Trend
Holder Concentration
Across 2 13F filers · Δ vs Dec 31, 2025Top Holder
100.0%
+84.6 pts
Top 5
100.0%
+63.1 pts
Top 10
100.0%
+52.0 pts
HHI
10,000
Highly concentrated
+9,555
Quarterly Activity
vs Dec 31, 2025
New
1
Increased
0
Decreased
0
Sold Out
341
Unchanged
1
Holder count:
-340
Institutional value:
-98.3%
Shares held:
-98.3%
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) |
|---|---|---|
| Mid SEGALL BRYANT & HAMILL, LLC | 934,824 | $68,158,017 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) |
|---|---|---|
| Mega BlackRock, Inc. | 8,611,638 | $628,735,679 |
| Mid JANA Partners Management, LP | 4,959,481 | $362,091,707 |
| Mega STATE STREET CORP | 3,423,600 | $249,957,036 |
| Mid Conestoga Capital Advisors, LLC | 2,174,807 | $158,782,659 |
| Mega DIMENSIONAL FUND ADVISORS LP | 1,475,821 | $107,749,688 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Action | |
|---|---|---|---|---|---|---|---|---|
| Mid SEGALL BRYANT & HAMILL, LLC | $68,158,017 | 100.00% | 934,824 | Shares | Sole | 2026-05-22 | View | |
| Small Essential Partners LLC | $1,312 | 0.00% | 18 | Shares | Sole | 2026-05-21 | View | |
| No holders match your search. | ||||||||