Robeco Institutional Asset Management
ZS icon

Robeco Institutional Asset Management’s Zscaler ZS Stock Holding History

Robeco Institutional Asset Management’s Portfolio ZS Stock Details ZS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$26.8M Buy
189,990
+15,926
+9% +$2.22M 0.03% 332
2026
Q1 		$24.4M Sell
174,064
-74,972
-30% -$13.3M 0.03% 319
2025
Q4 		$56M Sell
249,036
-139,866
-36% -$39.5M 0.08% 230
2025
Q3 		$117M Buy
388,902
+65,551
+20% +$18.7M 0.17% 136
2025
Q2 		$102M Buy
323,351
+261,390
+422% +$65.2M 0.16% 144
2025
Q1 		$12.3M Buy
61,961
+37,254
+151% +$7.42M 0.02% 416
2024
Q4 		$4.46M Sell
24,707
-3,523
-12% -$682K 0.01% 571
2024
Q3 		$4.83M Sell
28,230
-60,675
-68% -$11.1M 0.01% 551
2024
Q2 		$17.1M Sell
88,905
-38,996
-30% -$6.94M 0.04% 342
2024
Q1 		$24.6M Buy
127,901
+51,553
+68% +$11.5M 0.05% 310
2023
Q4 		$16.9M Buy
76,348
+12,909
+20% +$2.39M 0.04% 353
2023
Q3 		$9.87M Buy
63,439
+35,893
+130% +$5.38M 0.03% 432
2023
Q2 		$4.03M Sell
27,546
-37,004
-57% -$4.52M 0.01% 581
2023
Q1 		$7.54M Sell
64,550
-11,905
-16% -$1.43M 0.02% 490
2022
Q4 		$8.56M Buy
76,455
+25,489
+50% +$3.46M 0.02% 470
2022
Q3 		$8.38M Buy
50,966
+21,582
+73% +$3.53M 0.03% 425
2022
Q2 		$4.39M Sell
29,384
-15,410
-34% -$2.72M 0.01% 532
2022
Q1 		$10.8M Buy
44,794
+20,287
+83% +$4.98M 0.03% 444
2021
Q4 		$7.87M Sell
24,507
-3,790
-13% -$1.19M 0.02% 486
2021
Q3 		$7.42M Sell
28,297
-429
-1% -$108K 0.02% 508
2021
Q2 		$6.21M Sell
28,726
-2,697
-9% -$513K 0.01% 551
2021
Q1 		$5.39M Buy
31,423
+3,305
+12% +$657K 0.01% 554
2020
Q4 		$5.62M Buy
28,118
+25,598
+1,016% +$4.07M 0.01% 535
2020
Q3 		$355K Buy
+2,520
New +$327K ﹤0.01% 786

Other funds holding ZS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return

Robeco Institutional Asset Management's ZS Position: Q2 2026 in Review

Robeco Institutional Asset Management increased its Zscaler (ZS) stake by 9.1% in Q2 2026, buying an estimated $2.22M and bringing the position to 189,990 shares worth $26.8M. The position accounts for 0.03% of the portfolio, ranked #332.

Robeco Institutional Asset Management first reported a position in ZS in Q3 2020 and has held it in 24 quarters since. The position peaked at $117M in Q3 2025. 742 funds tracked by Wall St. Rank hold ZS as of Q2 2026.

  • Robeco Institutional Asset Management held 189,990 shares of Zscaler worth $26.8M as of Q2 2026.
  • Robeco Institutional Asset Management bought 15,926 Zscaler shares in Q2 2026, an estimated $2.22M.
  • Zscaler made up 0.03% of Robeco Institutional Asset Management's portfolio in Q2 2026, its #332 holding.
  • Robeco Institutional Asset Management first reported a position in Zscaler in Q3 2020 and has held it in 24 quarters since.
  • Robeco Institutional Asset Management's Zscaler position peaked at $117M in Q3 2025.
  • 742 funds tracked by Wall St. Rank held Zscaler as of Q2 2026.

Based on Robeco Institutional Asset Management's 13F filing for Q2 2026, filed 21 Jul 2026.