TRCT
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Tower Research Capital (TRC)’s Zscaler ZS Stock Holding History

Tower Research Capital (TRC)’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
Q1 		$999K Sell
7,122
-991
-12% -$176K 0.03% 535
2025
Q4 		$1.82M Buy
8,113
+6,222
+329% +$1.76M 0.04% 357
2025
Q3 		$567K Buy
1,891
+292
+18% +$83.3K 0.02% 782
2025
Q2 		$502K Buy
1,599
+229
+17% +$57.1K 0.01% 978
2025
Q1 		$272K Sell
1,370
-4,934
-78% -$983K 0.01% 1198
2024
Q4 		$1.14M Buy
6,304
+3,264
+107% +$632K 0.02% 567
2024
Q3 		$520K Sell
3,040
-15,509
-84% -$2.83M 0.01% 845
2024
Q2 		$3.56M Buy
18,549
+14,429
+350% +$2.57M 0.06% 274
2024
Q1 		$794K Sell
4,120
-6,044
-59% -$1.35M 0.02% 621
2023
Q4 		$2.25M Buy
10,164
+1,670
+20% +$309K 0.03% 474
2023
Q3 		$1.32M Buy
8,494
+2,863
+51% +$429K 0.04% 433
2023
Q2 		$824K Buy
5,631
+1,000
+22% +$122K 0.03% 630
2023
Q1 		$541K Buy
4,631
+1,469
+46% +$176K 0.02% 781
2022
Q4 		$354K Sell
3,162
-21,115
-87% -$2.87M 0.01% 910
2022
Q3 		$3.99M Buy
24,277
+4,292
+21% +$702K 0.06% 237
2022
Q2 		$2.99M Sell
19,985
-5,390
-21% -$953K 0.07% 247
2022
Q1 		$6.12M Buy
25,375
+13,382
+112% +$3.29M 0.06% 266
2021
Q4 		$3.85M Buy
11,993
+11,495
+2,308% +$3.62M 0.07% 252
2021
Q3 		$130K Buy
498
+330
+196% +$82.9K ﹤0.01% 2178
2021
Q2 		$36K Sell
168
-2,994
-95% -$569K ﹤0.01% 3309
2021
Q1 		$542K Buy
3,162
+2,530
+400% +$503K 0.01% 1178
2020
Q4 		$126K Buy
+632
New +$101K ﹤0.01% 2134
2020
Q1 		– Sell
-44
Closed -$2K – 4033
2019
Q4 		$2K Sell
44
-6,697
-99% -$311K ﹤0.01% 3130
2019
Q3 		$319K Buy
6,741
+5,835
+644% +$420K 0.02% 789
2019
Q2 		$69K Buy
906
+734
+427% +$52.3K ﹤0.01% 1403
2019
Q1 		$12K Buy
+172
New +$9.14K ﹤0.01% 2598
2018
Q4 		– Sell
-705
Closed -$29K – 4446
2018
Q3 		$29K Sell
705
-992
-58% -$40.1K ﹤0.01% 2104
2018
Q2 		$61K Buy
+1,697
New +$51.8K ﹤0.01% 1737

Other funds holding ZS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Tower Research Capital (TRC)'s ZS Position: Q1 2026 in Review

Tower Research Capital (TRC) reduced its Zscaler (ZS) stake by 12% in Q1 2026, selling an estimated $176K and leaving 7,122 shares worth $999K. The position accounts for 0.03% of the portfolio, ranked #535.

Tower Research Capital (TRC) first reported a position in ZS in Q2 2018 and has held it in 28 quarters since. The position peaked at $6.12M in Q1 2022. 745 funds tracked by Wall St. Rank hold ZS as of Q1 2026.

  • Tower Research Capital (TRC) held 7,122 shares of Zscaler worth $999K as of Q1 2026.
  • Tower Research Capital (TRC) sold 991 Zscaler shares in Q1 2026, an estimated $176K.
  • Zscaler made up 0.03% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #535 holding.
  • Tower Research Capital (TRC) first reported a position in Zscaler in Q2 2018 and has held it in 28 quarters since.
  • Tower Research Capital (TRC)'s Zscaler position peaked at $6.12M in Q1 2022.
  • 745 funds tracked by Wall St. Rank held Zscaler as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.