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Mercury Systems
MRCY

Overview Fund Activity

281 hedge funds and large institutions have $3.5B invested in Mercury Systems in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 116 increasing their positions, 74 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
281
Holders Change
+29
Holders Change %
+11.51%
% of All Funds
3.77%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
54
Increased
116
Reduced
74
Closed
22
Calls
$6.47M
Puts
$4.53M
Net Calls
+$1.94M
Net Calls Change
+$2.25M

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$52.2M
2
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
+$40.8M
3
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
+$29.8M
4
EA
Emerald Advisers
Pennsylvania
+$24.6M
5
SAM
Silvercrest Asset Management
New York
+$20.9M

Top Sellers

1
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
-$63.3M
2
William Blair Investment Management
William Blair Investment Management
Illinois
-$36.4M
3
BlackRock
BlackRock
New York
-$28.1M
4
Marshall Wace
Marshall Wace
United Kingdom
-$25.2M
5
SCM
Scopia Capital Management
New York
-$22.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
Barrow, Hanley, Mewhinney & Strauss
226
Barrow, Hanley, Mewhinney & Strauss
Texas
$31.3K – – –
AAP
227
Arax Advisory Partners
Colorado
$24.8K +$24.8K +460 New
VCM
228
Versant Capital Management
Arizona
$23.3K – – –
A
229
AlphaQuest
New York
$21.6K – – –
CMP
230
Coston McIsaac & Partners
Maine
$21K – – –
TFIPS
231
Towarzystwo Funduszy Inwestycyjnych PZU SA
$19.4K – – –
Osaic Holdings
232
Osaic Holdings
Arizona
$14.3K -$2.5K -58 -15%
SAM
233
Smartleaf Asset Management
Massachusetts
$13.2K -$7.53K -141 -36%
Bessemer Group
234
Bessemer Group
New Jersey
$13K +$3.47K +62 +36%
UB
235
UMB Bank
Missouri
$12.3K +$539 +10 +5%
TPWA
236
Twin Peaks Wealth Advisors
California
$11.2K +$11.2K +165 New
Simplex Trading
237
Simplex Trading
Illinois
$11K +$11K +212 New
Optiver Holding
238
Optiver Holding
Netherlands
$9.32K +$9.32K +173 New
PFBT
239
Parkside Financial Bank & Trust
Missouri
$9K +$1.08K +20 +14%
PA
240
Parallel Advisors
California
$8.83K – – –
HNB
241
Huntington National Bank
Ohio
$8.73K – – –
HIM
242
Hillsdale Investment Management
Ontario, Canada
$8.08K – – –
MPWT
243
MassMutual Private Wealth & Trust
Connecticut
$8.03K -$1.24K -23 -13%
C
244
Covestor
United Kingdom
$8K +$7.79K +151 +3,775%
WA
245
WPG Advisers
Maryland
$7.97K +$4.2K +78 +111%
BIG
246
Brooklyn Investment Group
New York
$7.86K +$4.63K +86 +143%
HWM
247
Hemington Wealth Management
Virginia
$7K +$1.22K +25 +21%
RIL
248
Rothschild Investment LLC
Illinois
$5.66K +$1.35K +25 +31%
TFA
249
Toth Financial Advisory
Virginia
$5.39K – – –
MCM
250
MAI Capital Management
Ohio
$4.47K +$4.47K +83 New
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