MERCURY SYS INC

Ticker: MRCY CUSIP: 589378108 Class: Common Stock

Holders for Q4 2025 Position Changes for Q4 2025

Note: Option positions (PUT/CALL) are excluded.

New Positions (41)

Freshford Capital Management, LLC
Value ($000) $13,319 Shares 182,425
DEEPWATER ASSET MANAGEMENT, LLC
Value ($000) $4,925 Shares 67,461
Manatuck Hill Partners, LLC
Value ($000) $3,285 Shares 45,000
Cinctive Capital Management LP
Value ($000) $10,765 Shares 147,444
Integrated Quantitative Investments LLC
Value ($000) $1,682 Shares 23,036
Corecam Pte. Ltd.
Value ($000) $321 Shares 4,396
Quantbot Technologies LP
Value ($000) $2,058 Shares 28,194
Man Group plc
Value ($000) $14,020 Shares 192,033
PRELUDE CAPITAL MANAGEMENT, LLC
Value ($000) $531 Shares 7,276
Vestmark Advisory Solutions, Inc.
Value ($000) $1,910 Shares 26,161
XTX Topco Ltd
Value ($000) $889 Shares 12,182
Callan Family Office, LLC
Value ($000) $747 Shares 10,227
Pinnacle Wealth Planning Services, Inc.
Value ($000) $147 Shares 2,015
NORDEA INVESTMENT MANAGEMENT AB
Value ($000) $4,954 Shares 67,386
Graham Capital Management, L.P.
Value ($000) $374 Shares 5,121
Bridgewater Associates, LP
Value ($000) $1,129 Shares 15,469
MARSHALL WACE, LLP
Value ($000) $2,688 Shares 36,821
Freestone Grove Partners LP
Value ($000) $628 Shares 8,605
GUGGENHEIM CAPITAL LLC
Value ($000) $606 Shares 8,297
LOS ANGELES CAPITAL MANAGEMENT LLC
Value ($000) $841 Shares 10,957

Increased Positions (115)

Candelo Capital Management LP
Value ($000) $4,689 (+296.0%) Shares 64,226 (+319.8%)
Archon Capital Management LLC
Value ($000) $5,447 (+186.1%) Shares 74,600 (+203.3%)
PEREGRINE CAPITAL MANAGEMENT LLC
Value ($000) $10,380 (+6184.6%) Shares 142,178 (+6562.5%)
Future Fund LLC
Value ($000) $2,138 (+35.5%) Shares 29,280 (+43.6%)
OBERWEIS ASSET MANAGEMENT INC/
Value ($000) $30,229 (-2.0%) Shares 414,040 (+3.9%)
Penn Capital Management Company, LLC
Value ($000) $14,047 (-1.7%) Shares 191,883 (+4.2%)
Legato Capital Management LLC
Value ($000) $3,022 (+62.1%) Shares 41,396 (+71.9%)
KENNEDY CAPITAL MANAGEMENT LLC
Value ($000) $48,952 (-3.7%) Shares 670,489 (+2.1%)
DRIEHAUS CAPITAL MANAGEMENT LLC
Value ($000) $22,248 (+30.1%) Shares 304,726 (+37.9%)
Voya Investment Management LLC
Value ($000) $37,332 (+1401.9%) Shares 511,324 (+1492.2%)
CASTLEARK MANAGEMENT LLC
Value ($000) $8,649 (+10.1%) Shares 118,458 (+16.7%)
KING LUTHER CAPITAL MANAGEMENT CORP
Value ($000) $14,795 (+83.4%) Shares 202,643 (+94.4%)
Edgestream Partners, L.P.
Value ($000) $3,444 (+43.1%) Shares 47,170 (+51.7%)
AMERIPRISE FINANCIAL INC
Value ($000) $94,160 (+333.9%) Shares 1,289,685 (+360.0%)
Penserra Capital Management LLC
Value ($000) $6 (+3984.0%) Shares 80,565 (+4203.7%)
COMERICA BANK
Value ($000) $21,326 (+24.2%) Shares 292,098 (+31.7%)
Summit Trail Advisors, LLC
Value ($000) $2,775 (+121.3%) Shares 38,005 (+134.6%)
INTECH INVESTMENT MANAGEMENT LLC
Value ($000) $4,937 (+89.9%) Shares 67,627 (+101.3%)
RAYMOND JAMES FINANCIAL INC
Value ($000) $52,068 (+248.8%) Shares 708,054 (+267.1%)
One Capital Management, LLC
Value ($000) $2,139 (+35.4%) Shares 29,300 (+43.6%)

Decreased Positions (111)

JANA Partners Management, LP
Value ($000) $362,092 (-21.5%) Shares 4,959,481 (-16.8%)
13D Management LLC
Value ($000) $7,576 (-28.6%) Shares 103,762 (-24.3%)
STALEY CAPITAL ADVISERS INC
Value ($000) $11,762 (-63.1%) Shares 161,100 (-60.8%)
Conestoga Capital Advisors, LLC
Value ($000) $158,783 (-10.0%) Shares 2,174,807 (-4.6%)
Bayforest Capital Ltd
Value ($000) $131 (-89.1%) Shares 1,790 (-88.5%)
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Value ($000) $71,862 (-62.7%) Shares 984,273 (-60.4%)
Lisanti Capital Growth, LLC
Value ($000) $6,882 (-8.9%) Shares 94,265 (-3.4%)
Aristotle Capital Boston, LLC
Value ($000) $20,393 (-14.2%) Shares 279,317 (-9.0%)
SNYDER CAPITAL MANAGEMENT L P
Value ($000) $54,651 (-9.6%) Shares 748,536 (-4.2%)
BAMCO INC /NY/
Value ($000) $61,023 (-39.1%) Shares 835,823 (-35.5%)
SEGALL BRYANT & HAMILL, LLC
Value ($000) $46,473 (-12.2%) Shares 636,526 (-7.0%)
Pier Capital, LLC
Value ($000) $4,142 (-10.2%) Shares 56,727 (-4.8%)
SILVERCREST ASSET MANAGEMENT GROUP LLC
Value ($000) $22,068 (-26.3%) Shares 302,257 (-21.8%)
AXIOM INVESTORS LLC /DE
Value ($000) $13,371 (-30.3%) Shares 183,144 (-26.1%)
T. Rowe Price Investment Management, Inc.
Value ($000) $19 (-83.7%) Shares 262,750 (-82.7%)
VICTORY CAPITAL MANAGEMENT INC
Value ($000) $16,612 (-71.4%) Shares 227,533 (-69.7%)
Alamea Verwaltungs GmbH
Value ($000) $302 (+0.0%) Shares 3,214 (-17.5%)
TWO SIGMA SECURITIES, LLC
Value ($000) $461 (-37.3%) Shares 6,313 (-33.5%)
Connor, Clark & Lunn Investment Management Ltd.
Value ($000) $5,130 (-59.3%) Shares 70,268 (-56.8%)
FIRST TRUST ADVISORS LP
Value ($000) $93,408 (-21.3%) Shares 1,279,384 (-16.5%)

Exited Positions (32)

Steel Partners Holdings L.P.
Value ($000) $2,462 Shares 66,543
EAM Investors, LLC
Value ($000) $4,440 Shares 58,309
Bayesian Capital Management, LP
Value ($000) $1,057 Shares 13,654
nVerses Capital, LLC
Value ($000) $130 Shares 3,500
MACQUARIE GROUP LTD
Value ($000) $11,482 Shares 148,351
Trexquant Investment LP
Value ($000) $1,946 Shares 25,139
Lombard Odier Asset Management (USA) Corp
Value ($000) $326 Shares 4,206
New Age Alpha Advisors, LLC
Value ($000) $536 Shares 6,929
VICUS CAPITAL
Value ($000) $316 Shares 4,089
Headlands Technologies LLC
Value ($000) $294 Shares 3,801
Verdence Capital Advisors LLC
Value ($000) $351 Shares 4,469
Jump Financial, LLC
Value ($000) $996 Shares 12,866
ExodusPoint Capital Management, LP
Value ($000) $1,232 Shares 15,912
MARCO INVESTMENT MANAGEMENT LLC
Value ($000) $205 Shares 2,655
CAXTON ASSOCIATES LLP
Value ($000) $527 Shares 6,813
Schonfeld Strategic Advisors LLC
Value ($000) $1,013 Shares 13,082
WEXFORD CAPITAL LP
Value ($000) $66 Shares 853
MILLENNIUM MANAGEMENT LLC
Value ($000) $1,730 Shares 22,350
JANE STREET GROUP, LLC
Value ($000) $1,985 Shares 25,641
Jain Global LLC
Value ($000) $377 Shares 4,866