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A
AlphaQuest’s
PubMatic
PUBM
Stock Holding History
AlphaQuest’s Portfolio
PUBM Stock Details
PUBM Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
–
Sell
-47,715
Closed
-$423K
–
1575
2025
Q4
$423K
Sell
47,715
-9,813
-17%
-$85.5K
0.02%
954
2025
Q3
$476K
Buy
57,528
+46,482
+421%
+$473K
0.03%
821
2025
Q2
$137K
Sell
11,046
-2,779
-20%
-$29.3K
0.01%
1314
2025
Q1
$126K
Sell
13,825
-53,038
-79%
-$699K
0.01%
1205
2024
Q4
$982K
Buy
66,863
+26,324
+65%
+$408K
0.13%
241
2024
Q3
$603K
Buy
40,539
+22,956
+131%
+$399K
0.05%
588
2024
Q2
$357K
Buy
17,583
+14,926
+562%
+$333K
0.05%
580
2024
Q1
$63K
Buy
+2,657
New
+$47.6K
0.01%
900
Other funds holding PUBM
GHC
Graham Holdings Company
Arlington, Virginia
$967M AUM
15.12%
1-Year Est. Return
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
CP
CenterBook Partners
Greenwich, Connecticut
$1.86B AUM
24.52%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
Acadian Asset Management
Boston, Massachusetts
$70.5B AUM
36%
1-Year Est. Return
Renaissance Technologies
New York
$63.9B AUM
45.56%
1-Year Est. Return
Dimensional Fund Advisors
Austin, Texas
$481B AUM
30.42%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
Jacobs Levy Equity Management
Florham Park, New Jersey
$23.8B AUM
25.4%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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