Andrew William Fraser Brown
Andrew William Fraser Brown: Director at Zscaler. What Andrew William Fraser Brown holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Zscaler (ZS)
Andrew William Fraser Brown holds 23,292 Zscaler shares (0.01% of the company), worth about $5.4M at the last price, according to the Form 4 of Jan 12, 2026.
- Shares held: 23,292 (0.01%), $5.4M — Held in their own name.
Declarations
- Zscaler (ZS) — Form 4 of Jan 12, 2026: grant or award of 1,076; 23,292 shares after 0001713683-26-000024
- Zscaler (ZS) — Form 4 of Dec 26, 2025: open-market sale of 5,000; 22,216 shares after 0001713683-25-000227
- Zscaler (ZS) — Form 4 of Jun 4, 2025: option exercise or conversion of 20,333 at $4.13; open-market sale of 392 at $296.99; 27,216 shares after 0001713683-25-000094
- Zscaler (ZS) — Form 4 of Apr 2, 2025: option exercise or conversion of 10,000 at $4.13; open-market sale of 10,000 at $206.00; 27,216 shares after 0001713683-25-000053
- Zscaler (ZS) — Form 4 of Jan 10, 2025: grant or award of 1,309; 27,216 shares after 0001713683-25-000009
- Zscaler (ZS) — Form 4 of Sep 23, 2024: option exercise or conversion of 8,000 at $4.13; open-market sale of 8,000 at $174.10; 25,907 shares after 0001713683-24-000128
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.
All holders · Who owns each AI company · All tracked companies · The AI market