Acadian Asset Management
PUBM icon

Acadian Asset Management’s PubMatic PUBM Stock Holding History

Acadian Asset Management’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 		$12.9M Buy
1,576,540
+650,169
+70% +$5M 0.02% 460
2025
Q4 		$8.21M Buy
926,371
+238,457
+35% +$2.08M 0.01% 523
2025
Q3 		$5.69M Buy
687,914
+59,775
+10% +$609K 0.01% 617
2025
Q2 		$7.81M Buy
628,139
+171,106
+37% +$1.8M 0.02% 482
2025
Q1 		$4.17M Buy
457,033
+378,714
+484% +$4.99M 0.01% 556
2024
Q4 		$1.15M Sell
78,319
-126,546
-62% -$1.96M ﹤0.01% 899
2024
Q3 		$3.04M Sell
204,865
-86,628
-30% -$1.5M 0.01% 631
2024
Q2 		$5.92M Buy
291,493
+290,465
+28,255% +$6.47M 0.02% 464
2024
Q1 		$24K Buy
+1,028
New +$18.4K ﹤0.01% 1469
2022
Q3 		– Sell
-1,050
Closed -$17K – 1807
2022
Q2 		$17K Sell
1,050
-14,110
-93% -$302K ﹤0.01% 1625
2022
Q1 		$393K Buy
15,160
+6,660
+78% +$171K ﹤0.01% 1058
2021
Q4 		$288K Buy
8,500
+2,038
+32% +$66.4K ﹤0.01% 1152
2021
Q3 		$169K Buy
+6,462
New +$194K ﹤0.01% 1338

Other funds holding PUBM

GHC
Graham Holdings Company Arlington, Virginia $967M AUM 15.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T 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
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $23.8B AUM 25.4% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

Acadian Asset Management's PUBM Position: Q1 2026 in Review

Acadian Asset Management increased its PubMatic (PUBM) stake by 70% in Q1 2026, buying an estimated $5M and bringing the position to 1,576,540 shares worth $12.9M. The position accounts for 0.02% of the portfolio, ranked #460.

Acadian Asset Management first reported a position in PUBM in Q3 2021 and has held it in 13 quarters since. 152 funds tracked by Wall St. Rank hold PUBM as of Q1 2026.

  • Acadian Asset Management held 1,576,540 shares of PubMatic worth $12.9M as of Q1 2026.
  • Acadian Asset Management bought 650,169 PubMatic shares in Q1 2026, an estimated $5M.
  • PubMatic made up 0.02% of Acadian Asset Management's portfolio in Q1 2026, its #460 holding.
  • Acadian Asset Management first reported a position in PubMatic in Q3 2021 and has held it in 13 quarters since.
  • 152 funds tracked by Wall St. Rank held PubMatic as of Q1 2026.

Based on Acadian Asset Management's 13F filing for Q1 2026, filed 13 May 2026.