EIM
IAS

Essex Investment Management’s Integral Ad Science IAS Stock Holding History

Essex Investment Management’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
Q2 		– Sell
-128,408
Closed -$1.03M – 312
2025
Q1 		$1.03M Sell
128,408
-893
-0.7% -$8.91K 0.22% 145
2024
Q4 		$1.35M Sell
129,301
-19,155
-13% -$210K 0.24% 139
2024
Q3 		$1.6M Buy
+148,456
New +$1.6M 0.28% 131

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 $143M AUM 25.68% 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 $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
PCP
P2 Capital Partners New York $210M AUM 1.23% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
CM
Corvex Management New York $2.52B AUM 25.53% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return

Essex Investment Management's IAS Position: Q2 2025 in Review

Essex Investment Management sold out of Integral Ad Science (IAS) in Q2 2025, closing a stake of 128,408 shares — an estimated $1.03M sold.

Essex Investment Management first reported a position in IAS in Q3 2024 and held it in 3 quarters. The position peaked at $1.6M in Q3 2024. 170 funds tracked by Wall St. Rank hold IAS as of Q2 2025.

  • Essex Investment Management reported no remaining Integral Ad Science position as of Q2 2025 after selling out during the quarter.
  • Essex Investment Management sold 128,408 Integral Ad Science shares in Q2 2025, an estimated $1.03M.
  • Essex Investment Management first reported a position in Integral Ad Science in Q3 2024 and held it in 3 quarters.
  • Essex Investment Management's Integral Ad Science position peaked at $1.6M in Q3 2024.
  • 170 funds tracked by Wall St. Rank held Integral Ad Science as of Q2 2025.

Based on Essex Investment Management's 13F filing for Q2 2025, filed 12 Aug 2025.