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PubMatic

148 hedge funds and large institutions have $322M invested in PubMatic in 2025 Q2 according to their latest regulatory filings, with 24 funds opening new positions, 54 increasing their positions, 46 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
148
Holders Change
-8
Holders Change %
-5.13%
% of All Funds
1.98%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.01%
New
24
Increased
54
Reduced
46
Closed
31
Calls
$6.93M
Puts
$4.37M
Net Calls
+$2.56M
Net Calls Change
+$759K
Name Holding Trade Value Shares
Change
Shares
Change %
Franklin Resources
51
Franklin Resources
California
$764K +$2.26K +182 +0.3%
AQR Capital Management
52
AQR Capital Management
Connecticut
$683K +$543K +43,628 +387%
GCP
53
GSA Capital Partners
United Kingdom
$634K +$320K +25,699 +102%
Legal & General Group
54
Legal & General Group
United Kingdom
$600K -$8.73K -702 -1%
HSBC Holdings
55
HSBC Holdings
United Kingdom
$596K +$77.5K +6,066 +15%
Walleye Trading
56
Walleye Trading
New York
$539K +$539K +43,332 New
Russell Investments Group
57
Russell Investments Group
United Kingdom
$533K -$42.8K -3,440 -7%
California State Teachers Retirement System (CalSTRS)
58
California State Teachers Retirement System (CalSTRS)
California
$458K
AllianceBernstein
59
AllianceBernstein
Tennessee
$450K -$57.5K -4,620 -11%
IIM
60
INTECH Investment Management
Florida
$443K -$127K -10,177 -22%
AAP
61
Ardsley Advisory Partners
Connecticut
$435K +$435K +35,000 New
Amundi
62
Amundi
France
$432K +$432K +34,101 New
T. Rowe Price Associates
63
T. Rowe Price Associates
Maryland
$424K +$35.1K +2,824 +9%
Ohio Public Employees Retirement System (OPERS)
64
Ohio Public Employees Retirement System (OPERS)
Ohio
$419K +$419K +33,700 New
Qube Research & Technologies (QRT)
65
Qube Research & Technologies (QRT)
United Kingdom
$404K -$2.91M -234,074 -88%
SO
66
STRS Ohio
Ohio
$387K
II
67
Inspire Investing
Idaho
$386K -$79.7K -6,405 -17%
EGM
68
Engineers Gate Manager
New York
$376K -$369K -29,651 -49%
Simplex Trading
69
Simplex Trading
Illinois
$366K +$27.1K +2,176 +8%
NRD
70
Nebula Research & Development
New York
$350K -$66.9K -5,375 -16%
Fuller & Thaler Asset Management
71
Fuller & Thaler Asset Management
California
$346K -$77.1K -6,200 -18%
Two Sigma Advisers
72
Two Sigma Advisers
New York
$345K +$345K +27,700 New
FRM
73
Fox Run Management
Connecticut
$332K +$332K +26,668 New
PM
74
Penbrook Management
New York
$324K
MIM
75
MetLife Investment Management
New Jersey
$305K