Ownership history in RIVERBRIDGE PARTNERS LLC Β· 14 quarters on record
This page tracks every 13F SEC filing in which RIVERBRIDGE PARTNERS LLC reported a position in Zscaler, Inc. (ZS). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β sourced directly from SEC EDGAR 13F filings.
π RIVERBRIDGE PARTNERS LLC outperformed the S&P 500 by +11.2% annually on this ZS position. Timing score: 67% (4/6 decisions correct). Average cost basis: $149.55. Maximum drawdown during holding period: β31.9%.
π₯ Exceptional β beat the S&P 500 by 11.2% per year on this position.
13 quarters analyzed
β
Decent timing β more right than wrong on entries and exits.
4 of 6 add/trim decisions correct
Best entry: $149.51 (2022 Q2) Β· Worst: $198.42 (2025 Q1)
πͺ Held through 2 major drawdowns (>20%).
3 adds Β· 3 trims. Bought during 1 of 5 down-price quarters. π More buys than sells across the holding period.
βοΈ Portfolio weight has remained relatively stable β conviction maintained.
Currently 0.02% of portfolio
β Based on quarterly 13F SEC filings and end-of-quarter closing prices. Timing score = accuracy of add/trim decisions vs next-quarter price direction. Alpha = mean quarterly excess return Γ 4 (annualised). Not investment advice.
As of 2025 Q4 β sorted by position size