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ProPhase Labs
PRPH

Overview Fund Activity

33 hedge funds and large institutions have $1.05M invested in ProPhase Labs in 2025 Q2 according to their latest regulatory filings, with 8 funds opening new positions, 8 increasing their positions, 7 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
33
Holders Change
-4
Holders Change %
-10.81%
% of All Funds
0.44%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
8
Increased
8
Reduced
7
Closed
12
Calls
$6K
Puts
$1K
Net Calls
+$5K
Net Calls Change
+$6K

Top Buyers

1
SC
Sykon Capital
New York
$252K
2
XT
XTX Topco
Cayman Islands
$40.1K
3
Citigroup
Citigroup
New York
$23.3K
4
UBS Group
UBS Group
Switzerland
$22.5K
5
VF
Virtu Financial
New York
$16K

Top Sellers

1
WC
Wexford Capital
Florida
$0
2
FCM
FourWorld Capital Management
New York
$0
3
CFG
Citizens Financial Group
Rhode Island
$0
4
JAIC
Josh Arnold Investment Consultant
Minnesota
$0
5
SSWM
Sheets Smith Wealth Management
North Carolina
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
SC
1
Sykon Capital
New York
$252K +$252K +644,795 New
Vanguard Group
2
Vanguard Group
Pennsylvania
$160K – – –
Geode Capital Management
3
Geode Capital Management
Massachusetts
$101K +$12.3K +31,369 +14%
HighTower Advisors
4
HighTower Advisors
Illinois
$89.8K – – –
QOP
5
Quinn Opportunity Partners
Virginia
$85.4K -$39.1K -100,000 -31%
Renaissance Technologies
6
Renaissance Technologies
New York
$54K -$63.3K -161,887 -54%
XT
7
XTX Topco
Cayman Islands
$40.1K +$40.1K +102,506 New
Susquehanna International Group
8
Susquehanna International Group
Pennsylvania
$39.9K +$11K +28,003 +38%
CD
9
Chapin Davis
Maryland
$31.3K – – –
Citigroup
10
Citigroup
New York
$23.3K +$23.3K +59,468 New
UBS Group
11
UBS Group
Switzerland
$22.5K +$19K +48,575 +534%
State Street
12
State Street
Massachusetts
$17.5K – – –
VF
13
Virtu Financial
New York
$16K +$16K +40,401 New
TSS
14
Two Sigma Securities
New York
$14.8K +$1.35K +3,444 +10%
Bank of New York Mellon
15
Bank of New York Mellon
New York
$14.5K – – –
UCMOK
16
United Capital Management of KS
Kansas
$13.6K – – –
BlackRock
17
BlackRock
New York
$11K -$16K -40,833 -59%
Bank of America
18
Bank of America
North Carolina
$10.6K +$52 +134 +0.5%
Northern Trust
19
Northern Trust
Illinois
$9.08K – – –
FMWA
20
Forvis Mazars Wealth Advisors
Missouri
$7.67K +$7.67K +19,598 New
Cerity Partners
21
Cerity Partners
New York
$7.44K -$29.4K -75,113 -80%
T. Rowe Price Associates
22
T. Rowe Price Associates
Maryland
$7K -$184 -442 -3%
CSS
23
Cubist Systematic Strategies
Connecticut
$4.6K +$4.6K +11,767 New
Simplex Trading
24
Simplex Trading
Illinois
$4K +$1.82K +5,273 +83%
PS
25
Principal Securities
Iowa
$3.91K +$3.91K +10,000 New
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