CBLL Ceribell, Inc.
BEARISH
Impact: 5/10
Insider Cluster (2 insiders)
Insider cluster: 2 insiders, $285K total
Latest settled — T+20d
CBLL ▲ +4.05% at T+20d
SHORT call ✗ call lost -4.05% · α vs SPY +5.67% · entry $18.50 → $19.25
Currently $18.50 · 0.00% from $18.50 entry (call sign-flipped)
T+1d
+0.38%
call -0.38% · α -0.30%
$18.57
settled 2mo ago
T+5d
+0.38%
call -0.38% · α +3.39%
$18.57
settled 2mo ago
T+20d
+4.05%
call -4.05% · α +5.67%
$19.25
settled 6w ago
T+60d
—
call — · α —
—
in 16d
Price Chart
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Executive Summary
Ceribell CEO Chao Xingjuan and CTO Woo Raymond sold a combined $285K in shares over the past week, with the CEO selling $258K in open-market transactions. These sales follow routine derivative exercises and represent modest insider selling.
Key Financial Metrics
Direction
selling
Total Value
$285.0K
Insiders
2
Actionable Insight
Monitor for additional insider transactions ahead of next earnings; CEO-led selling at a meaningful scale may signal caution despite non-dilutive nature. Compare with future financial performance and cash burn trends.
Key Facts
- CEO Chao Xingjuan sold 14,000 shares at $18.40 for $258K in open-market transactions on 2026-04-06.
- CTO Raymond Woo sold 1,500 shares at $18.58 for $27K on 2026-04-01.
- CEO also exercised 2,892 derivative securities (two tranches of 1,446 shares), one at $4.70 and one at $0, resulting in non-cash transactions.
- Total insider selling cluster value: $285K over a 7-day window.
- Sales represent approximately 0.04% of market cap ($673M), indicating modest but notable insider selling.
Financial Impact
$285,000 in open-market sales by two C-suite executives
insider sentimentownership concentrationmarket perception
Risk Factors
- Perception of insider pessimism, especially given CEO participation
- Potential for follow-on selling if stock remains elevated
Market Snapshot
Exchange
Nasdaq
Sector
Electromedical & Electrotherapeutic Apparatus
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-CBLL-1775666896435 |
13 reports for CBLL
100%
Hit rate
best @ T+60▲ +17.06%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
|
May 26, 2026
14d ago
|
Insider Cluster
| $18.70 $17.18 | ▼ −8.13% | ▼ −8.60% | $18.50 (−1.07%) |
|
May 11, 2026
29d ago
|
Press Release
| $16.75 $16.58 | ▼ −1.01% | ▼ −1.09% | $18.50 (+10.45%) |
|
May 1, 2026
5w ago
|
Insider Cluster
| $20.50 $20.38 | ▼ −0.59% | ▼ −2.93% | $18.50 (−9.76%) |
|
Apr 20, 2026
7w ago
|
Press Release
| $20.94 $20.80 | ▼ −0.67% | ▼ −1.75% | $18.50 (−11.65%) |
|
Apr 20, 2026
7w ago
|
DEFA14A
| $21.13 $21.14 | ▲ +0.05% | ▼ −0.87% | $18.50 (−12.45%) |
|
Apr 1, 2026
10w ago
|
Insider Cluster
| $18.50 $18.57 | ▼ −0.38% | ▲ +3.39% | $18.50 (0.00%) |
|
Feb 28, 2026
14w ago
|
Institutional Cluster
| $18.16 $18.28 | ▲ +0.66% | ▲ +1.87% | $18.50 (+1.87%) |
|
Feb 24, 2026
15w ago
|
8-K
| $18.95 $17.77 | ▼ −6.23% | ▼ −5.13% | $18.50 (−2.37%) |
|
Feb 24, 2026
15w ago
|
Insider Cluster
| $19.90 $17.54 | ▼ −11.86% | ▼ −10.83% | $18.50 (−7.04%) |
|
Feb 23, 2026
15w ago
|
Insider Cluster
| $19.99 $18.16 | ▼ −9.15% | ▼ −9.77% | $18.50 (−7.45%) |
Showing 10 of 13
US Market Status
Market Closed — Opens Thu (11h 16m)
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