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Insider Cluster (2 insiders) ·Filed Sep 23, 2026

GRAL

GRAIL, Inc.
BEARISH
Impact 4/10
Horizonweeks Processed1mo ago
Insider cluster: 2 insiders, $360K total
Actionable Insight ▼ Bearish

Joint C-suite open-market sales on the same day without a 10b5-1 plan are unusual and suggest potential concern about near-term valuation. Monitor for any adverse news or guidance changes in the coming weeks, as GRAL has shown high volatility around insider signals.

DirectionBearish
Confidencemedium
Horizonweeks
Latest settled — T+20d
GRAL ▲ +1.48% at T+20d
SHORT call ✗ call lost -1.48% · α vs SPY -1.90% · entry $125.21 → $127.06
Next anchor: T+60d in 7w
Latest observation: T+21 -0.77% FF3 residual α
Entry = T+0 close
Sep 23, 2026
via day close
T+1d
+1.34%
call -1.34% · α -0.80%
$126.89
settled 5w ago
T+5d
+5.87%
call -5.87% · α -6.29%
$132.56
settled 27d ago
T+20d
+1.48%
call -1.48% · α -1.90%
$127.06
settled 6d ago
T+60d
Pending
in 7w

Price Chart

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Executive Summary

CEO Joshua Ofman and CFO Aaron Freidin sold a combined $360K in open-market sales on September 21, 2026, at ~$92.30/share. The sales are modest in absolute terms and represent a trivial fraction of market cap, but the joint C-suite selling on the same day warrants attention given the company's volatile trading history.

Key Financial Metrics

Direction
selling
Total Value
$360.0K
Insiders
2

Key Facts

  • CEO Joshua Ofman sold 2,100 shares for $196K on 2026-09-21
  • CFO Aaron Freidin sold 1,800 shares for $164K on 2026-09-21
  • Total insider sales of $360K, all open-market (code S) on the same day
  • No 10b5-1 plan indicated in the filing data

Financial Impact

$360K in insider sales, likely <0.1% of market cap

insider ownershipmarket sentiment

Risk Factors

  • Insider sales may be routine portfolio diversification despite lack of plan indication
  • GRAL's historical volatility means stock could move sharply in either direction regardless of insider activity
  • Small absolute dollar amount limits materiality signal

Investment Themes

Healthcare & Medical Devices

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-GRAL-1790196346678
9 reports for GRAL
Performance horizon
75% Hit rate @ T+20 3 of 4 directional calls Went positive at some point 4 of 4 best @ T+60▲ +33.54%Jun 11, 2026
Filters
Rows
Reports for GRAL — sortable, filterable
TypeNow
Oct 21, 2026
5d ago
Press Release
NEUTRAL ★ 1/10
$127.06awaiting T+20—$132.55 (+4.32%)
Sep 23, 2026
4w ago
Insider Cluster
BEARISH ★ 4/10
$125.21 $127.06▼ −1.48%▼ −1.90%$132.55 (−5.86%)
Sep 22, 2026
4w ago
Institutional Cluster
MIXED ★ 4/10
$108.52 $124.67▲ +14.88%▲ +15.44%$132.55 (+22.14%)
Aug 31, 2026
8w ago
Insider Cluster
NEUTRAL ★ 2/10
$79.79 $140.12▲ +75.61%▲ +75.29%$132.55 (+66.12%)
Jun 11, 2026
19w ago
Institutional Cluster
BULLISH ★ 6/10
$60.16 $75.79▲ +25.98%▲ +24.09%$132.55 (+120.33%)
Apr 28, 2026
25w ago
DEFA14A
NEUTRAL ★ 2/10
$49.69 $73.92▲ +48.76%▲ +42.71%$132.55 (+166.75%)
Apr 8, 2026
28w ago
Insider Cluster
BEARISH ★ 7/10
$50.78 $54.40▼ −7.13%▲ +1.42%$132.55 (−161.03%)
Mar 2, 2026
34w ago
Insider Cluster
BEARISH ★ 7/10
$52.63 $46.90▲ +10.89%▲ +2.95%$132.55 (−151.85%)
Mar 2, 2026
34w ago
Insider Cluster
BEARISH ★ 7/10
$52.63 $46.90▲ +10.89%▲ +2.95%$132.55 (−151.85%)
Showing 9 of 9

US Market Status

Market Closed — Opens Wed (12h 47m)

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Report published Sep 23, 2026