Campbell & Co Investment Adviser’s Zscaler ZS Stock Holding History

Campbell & Co Investment Adviser’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	$3.47M	Buy	24,730 +2,087	+9%	+$370K	0.2%	143
2025 Q4	$5.09M	Buy	22,643 +15,189	+204%	+$4.29M	0.24%	94
2025 Q3	$2.23M	Buy	+7,454	New	+$2.13M	0.17%	152
2025 Q1	–	Sell	-3,163	Closed	-$571K	–	1393
2024 Q4	$571K	Buy	+3,163	New	+$612K	0.04%	612
2024 Q3	–	Sell	-7,393	Closed	-$1.42M	–	1378
2024 Q2	$1.42M	Sell	7,393 -18,481	-71%	-$3.29M	0.12%	249
2024 Q1	$4.98M	Buy	+25,874	New	+$5.79M	0.43%	16
2023 Q3	–	Sell	-14,643	Closed	-$2.14M	–	1226
2023 Q2	$2.14M	Buy	14,643 +10,195	+229%	+$1.24M	0.38%	19
2023 Q1	$520K	Buy	+4,448	New	+$534K	0.1%	407
2022 Q4	–	Sell	-1,422	Closed	-$234K	–	1035
2022 Q3	$234K	Buy	+1,422	New	+$233K	0.05%	564
2022 Q1	–	Sell	-700	Closed	-$225K	–	937
2021 Q4	$225K	Sell	700 -1,600	-70%	-$504K	0.08%	491
2021 Q3	$603K	Buy	+2,300	New	+$578K	0.2%	159

Other funds holding ZS

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 Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Campbell & Co Investment Adviser's ZS Position: Q1 2026 in Review

Campbell & Co Investment Adviser increased its Zscaler (ZS) stake by 9.2% in Q1 2026, buying an estimated $370K and bringing the position to 24,730 shares worth $3.47M. The position accounts for 0.2% of the portfolio, ranked #143.

Campbell & Co Investment Adviser first reported a position in ZS in Q3 2021 and has held it in 11 quarters since. The position peaked at $5.09M in Q4 2025. 745 funds tracked by Wall St. Rank hold ZS as of Q1 2026.

Campbell & Co Investment Adviser held 24,730 shares of Zscaler worth $3.47M as of Q1 2026.
Campbell & Co Investment Adviser bought 2,087 Zscaler shares in Q1 2026, an estimated $370K.
Zscaler made up 0.2% of Campbell & Co Investment Adviser's portfolio in Q1 2026, its #143 holding.
Campbell & Co Investment Adviser first reported a position in Zscaler in Q3 2021 and has held it in 11 quarters since.
Campbell & Co Investment Adviser's Zscaler position peaked at $5.09M in Q4 2025.
745 funds tracked by Wall St. Rank held Zscaler as of Q1 2026.

Based on Campbell & Co Investment Adviser's 13F filing for Q1 2026, filed 15 May 2026.