PP
IAS

PDT Partners’s Integral Ad Science IAS Stock Holding History

PDT Partners’s Portfolio IAS Stock Details IAS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-13,586
Closed -$113K – 642
2025
Q2 		$113K Sell
13,586
-215,391
-94% -$1.64M 0.01% 668
2025
Q1 		$1.85M Buy
228,977
+26,945
+13% +$269K 0.13% 271
2024
Q4 		$2.11M Sell
202,032
-81,181
-29% -$890K 0.19% 188
2024
Q3 		$3.06M Buy
283,213
+25,546
+10% +$275K 0.27% 112
2024
Q2 		$2.5M Buy
257,667
+199,473
+343% +$1.91M 0.24% 151
2024
Q1 		$580K Sell
58,194
-24,194
-29% -$323K 0.05% 427
2023
Q4 		$1.19M Buy
82,388
+56,747
+221% +$759K 0.13% 259
2023
Q3 		$305K Buy
+25,641
New +$396K 0.04% 474
2022
Q3 		– Sell
-59,970
Closed -$596K – 946
2022
Q2 		$596K Sell
59,970
-10,184
-15% -$122K 0.05% 555
2022
Q1 		$968K Buy
70,154
+5,755
+9% +$98K 0.08% 388
2021
Q4 		$1.43M Buy
+64,399
New +$1.47M 0.11% 288

Other funds holding IAS

VEPM
Vista Equity Partners Management San Francisco, California $42.7M AUM 16.65% 1-Year Est. Return
AVA
Atlas Venture Advisors Boston, Massachusetts $122M AUM 26.28% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
SM
Sunriver Management Greenwich, Connecticut $591M AUM 2.74% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
PCP
P2 Capital Partners New York $210M AUM 1.23% 1-Year Est. Return
KC
Kryger Capital London, United Kingdom $1.41B AUM 86.31% 1-Year Est. Return
NAM
Nexpoint Asset Management Dallas, Texas $1.49B AUM 61.08% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.71B AUM 81.93% 1-Year Est. Return

PDT Partners's IAS Position: Q3 2025 in Review

PDT Partners sold out of Integral Ad Science (IAS) in Q3 2025, closing a stake of 13,586 shares — an estimated $113K sold.

PDT Partners first reported a position in IAS in Q4 2021 and held it in 11 quarters. The position peaked at $3.06M in Q3 2024. 171 funds tracked by Wall St. Rank hold IAS as of Q3 2025.

  • PDT Partners reported no remaining Integral Ad Science position as of Q3 2025 after selling out during the quarter.
  • PDT Partners sold 13,586 Integral Ad Science shares in Q3 2025, an estimated $113K.
  • PDT Partners first reported a position in Integral Ad Science in Q4 2021 and held it in 11 quarters.
  • PDT Partners's Integral Ad Science position peaked at $3.06M in Q3 2024.
  • 171 funds tracked by Wall St. Rank held Integral Ad Science as of Q3 2025.

Based on PDT Partners's 13F filing for Q3 2025, filed 17 Nov 2025.