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PubMatic

156 hedge funds and large institutions have $238M invested in PubMatic in 2025 Q1 according to their latest regulatory filings, with 36 funds opening new positions, 40 increasing their positions, 54 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less ownership

Funds ownership:

3% less funds holding

Funds holding: 160156 (-4)

26% less repeat investments, than reductions

Existing positions increased: 40 | Existing positions reduced: 54

38% less capital invested

Capital invested by funds: $386M → $238M (-$148M)

Holders
156
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.74M
Puts
$1.94M
Net Calls
Net Calls Change

Top Sellers

1 -$7.56M
2 -$2.55M
3 -$2.49M
4
Millennium Management
Millennium Management
New York
-$2.18M
5
EAM
EFG Asset Management
Oregon
-$1.96M
Name Holding Trade Value Shares
Change
Change in
Stake
126
$4.57K
127
$3.6K
128
$3.08K
129
$3.07K
130
$3.03K
131
$2.8K
132
$2.74K
133
$2.74K
134
$2.41K
135
$2.32K
136
$1.75K
137
$1.18K
138
$914
139
$914
140
$905
141
$841
142
$722
143
$704
144
$485
145
$457
146
$420
147
$393
148
$375
149
$366
150
$320