SecBot SecBot
144 ·Filed Oct 9, 2026

ZS

Zscaler, Inc.
NEUTRAL
Impact 3/10
Horizondays Processed18d 3h ago SEC0001950047-26-010139
Form 144 — notice of proposed sale of securities
Actionable Insight • Neutral

This is a routine insider sale notice following option exercise and prior sales. No material signal for the stock. Monitor for any subsequent Form 4 filings to confirm actual sale volume.

DirectionNeutral
Confidencehigh
Horizondays
Latest settled — T+5d
ZS ▼ -5.87% at T+5d
NEUTRAL call -5.87% · α vs SPY -4.38% · entry $225.78 → $212.53
Next anchor: T+20d in 9d
Latest observation: T+9 +11.56% FF3 residual α
Entry = T+0 close
Oct 9, 2026
via day close
T+1d
+1.28%
call +1.28% · α +1.29%
$228.66
settled 16d ago
T+5d
-5.87%
call -5.87% · α -4.38%
$212.53
settled 12d ago
T+20d
Pending
in 9d
T+60d
Pending
in 2mo

Price Chart

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Executive Summary

Adam Geller, an officer of Zscaler, filed a Form 144 notice of intent to sell 23,958 shares of common stock, with an estimated aggregate market value of approximately $5,400,966. The shares were acquired via stock option exercise on the same date. The filing also notes recent sales by Geller in September 2026 totaling 10,823 shares. This is a routine insider sale notice following option exercises, not a new directional signal.

Key Facts

  • Officer Adam Geller filed Form 144 to sell 23,958 shares of Zscaler common stock.
  • Estimated aggregate market value of proposed sale: $5,400,966.
  • Shares were acquired via stock option exercise on October 9, 2026.
  • Geller also sold 10,823 shares in three separate transactions in September 2026.
  • Form 144 is an advance notice of intent to sell; the sale may not be completed.

Financial Impact

Proposed sale of 23,958 shares valued at ~$5.4 million, representing a small fraction of Zscaler's market cap.

dilution

Risk Factors

  • Insider selling could increase if additional option exercises occur.
  • No direct risk to company fundamentals from this filing.

Investment Themes

Documents Analyzed

This report is based on 3 SEC documents filed with EDGAR.

DocumentAccession Number
144 Filing (Primary)0001950047-26-010139
Document: 0001950047-26-010139-index.html0001950047-26-010139
Document: 0001950047-26-010139.txt0001950047-26-010139
36 reports for ZS
Performance horizon
60% Hit rate @ T+60 3 of 5 directional calls Went positive at some point 6 of 8 best @ T+60▲ +8.22%Jun 1, 2026
Filters
Rows
Reports for ZS — sortable, filterable
TypeNow
Oct 27, 2026
today
SC 13G/A
NEUTRAL ★ 2/10
$259.90awaiting T+60—$260.45 (+0.21%)
Oct 26, 2026
1d ago
Institutional Cluster
NEUTRAL ★ 3/10
$260.45awaiting T+60—$260.45 (+0.00%)
Oct 21, 2026
6d ago
ANALYST-UPGRADE
NEUTRAL ★ 1/10
$231.33awaiting T+60—$260.45 (+12.59%)
Oct 9, 2026
18d ago
144
NEUTRAL ★ 3/10
$225.78awaiting T+60—$260.45 (+15.36%)
Oct 6, 2026
21d ago
8-K
NEUTRAL ★ 3/10
$212.25awaiting T+60—$260.45 (+22.71%)
Oct 6, 2026
21d ago
Press Release
NEUTRAL ★ 4/10
$212.25awaiting T+60—$260.45 (+22.71%)
Sep 28, 2026
29d ago
Insider Cluster
BEARISH ★ 4/10
$198.36awaiting T+60—$260.45 (−31.30%)
Sep 25, 2026
4w ago
144
NEUTRAL ★ 2/10
$199.39awaiting T+60—$260.45 (+30.62%)
Sep 23, 2026
4w ago
Press Release
NEUTRAL ★ 3/10
$214.64awaiting T+60—$260.45 (+21.34%)
Sep 21, 2026
5w ago
Insider Cluster
BEARISH ★ 4/10
$210.18awaiting T+60—$260.45 (−23.92%)
Showing 10 of 36

US Market Status

Market Closed — Opens Thu (12h 56m)

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Report published Oct 9, 2026