AT
IAS

American Trust’s Integral Ad Science IAS Stock Holding History

American Trust’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
Q1 		– Sell
-11,559
Closed -$121K – 191
2024
Q4 		$121K Sell
11,559
-486
-4% -$5.33K 0.01% 310
2024
Q3 		$130K Sell
12,045
-1,260
-9% -$13.5K 0.01% 251
2024
Q2 		$129K Sell
13,305
-437
-3% -$4.18K 0.01% 239
2024
Q1 		$137K Buy
13,742
+2,096
+18% +$28K 0.01% 277
2023
Q4 		$168K Sell
11,646
-1,682
-13% -$22.5K 0.01% 276
2023
Q3 		$158K Buy
13,328
+1,302
+11% +$20.1K 0.01% 276
2023
Q2 		$216K Sell
12,026
-2,206
-16% -$37.3K 0.02% 382
2023
Q1 		$203K Sell
14,232
-295
-2% -$3.31K 0.01% 419
2022
Q4 		$128K Sell
14,527
-360
-2% -$3.05K 0.01% 424
2022
Q3 		$108K Sell
14,887
-263
-2% -$2.35K 0.01% 408
2022
Q2 		$150K Sell
15,150
-592
-4% -$7.06K 0.01% 427
2022
Q1 		$217K Buy
15,742
+4,320
+38% +$73.6K 0.01% 450
2021
Q4 		$254K Buy
+11,422
New +$260K 0.02% 278

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
PCP
P2 Capital Partners New York $210M AUM 1.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 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

American Trust's IAS Position: Q1 2025 in Review

American Trust sold out of Integral Ad Science (IAS) in Q1 2025, closing a stake of 11,559 shares — an estimated $121K sold.

American Trust first reported a position in IAS in Q4 2021 and held it in 13 quarters. The position peaked at $254K in Q4 2021. 187 funds tracked by Wall St. Rank hold IAS as of Q1 2025.

  • American Trust reported no remaining Integral Ad Science position as of Q1 2025 after selling out during the quarter.
  • American Trust sold 11,559 Integral Ad Science shares in Q1 2025, an estimated $121K.
  • American Trust first reported a position in Integral Ad Science in Q4 2021 and held it in 13 quarters.
  • American Trust's Integral Ad Science position peaked at $254K in Q4 2021.
  • 187 funds tracked by Wall St. Rank held Integral Ad Science as of Q1 2025.

Based on American Trust's 13F filing for Q1 2025, filed 16 May 2025.