AI
IAS

Atom Investors’s Integral Ad Science IAS Stock Holding History

Atom Investors’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
-167,575
Closed -$1.35M – 693
2025
Q1 		$1.35M Sell
167,575
-149,969
-47% -$1.5M 0.17% 165
2024
Q4 		$3.32M Sell
317,544
-20,608
-6% -$226K 0.41% 75
2024
Q3 		$3.66M Buy
338,152
+97,983
+41% +$1.05M 0.38% 83
2024
Q2 		$2.33M Buy
240,169
+194,143
+422% +$1.86M 0.23% 139
2024
Q1 		$459K Buy
+46,026
New +$614K 0.06% 343

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 $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
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

Atom Investors's IAS Position: Q2 2025 in Review

Atom Investors sold out of Integral Ad Science (IAS) in Q2 2025, closing a stake of 167,575 shares — an estimated $1.35M sold.

Atom Investors first reported a position in IAS in Q1 2024 and held it in 5 quarters. The position peaked at $3.66M in Q3 2024. 170 funds tracked by Wall St. Rank hold IAS as of Q2 2025.

  • Atom Investors reported no remaining Integral Ad Science position as of Q2 2025 after selling out during the quarter.
  • Atom Investors sold 167,575 Integral Ad Science shares in Q2 2025, an estimated $1.35M.
  • Atom Investors first reported a position in Integral Ad Science in Q1 2024 and held it in 5 quarters.
  • Atom Investors's Integral Ad Science position peaked at $3.66M in Q3 2024.
  • 170 funds tracked by Wall St. Rank held Integral Ad Science as of Q2 2025.

Based on Atom Investors's 13F filing for Q2 2025, filed 14 Aug 2025.