Monitor for Form 4 filings confirming option exercises; minimal selling suggests no immediate concern, but watch for future patterns. The $0 acquisitions indicate equity compensation activity, which may lead to modest dilution.
Price Chart
Executive Summary
Two C-suite executives at Caribou Biosciences — the Chief Business Officer and Chief Medical Officer — sold shares worth approximately $15.7K in the past week. Both also acquired 45,000 and 55,000 shares, respectively, at $0, likely through option exercises or grants. The net activity reflects minimal monetary selling, suggesting routine portfolio management rather than a negative signal.
Key Financial Metrics
Key Facts
- Chief Business Officer Khan Ruhi Ahmad sold 6,938 shares for $13,598.48 at $1.96 per share on 2026-02-24
- Chief Medical Officer Tina M. Albertson sold 1,066 shares for $2,089.36 at $1.96 per share on 2026-02-24
- Both executives acquired large blocks of shares (45,000 and 55,000) at $0 on 2026-02-20, likely via option exercise or vesting
- Total net proceeds from sales: ~$15,688
- All activity occurred within a 7-day window, indicating a coordinated or scheduled transaction period
Financial Impact
$15,688 in net insider selling
Risk Factors
- Potential for increased insider selling if negative catalysts emerge
- Dilution from exercised options or new grants
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (4 trades, 7d window) | cluster-CRBU-1771984487082 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Jun 11, 2026 16w ago | 8-K | $1.66 $1.94 | ▲ +16.87% | ▲ +14.98% | $1.23 (−25.90%) |
Jun 11, 2026 16w ago | Press Release | $1.66 $1.94 | ▲ +16.87% | ▲ +14.98% | $1.23 (−25.90%) |
Jun 5, 2026 16w ago | DEFA14A | $1.84 $1.83 | ▼ −0.54% | ▼ −2.17% | $1.23 (−33.15%) |
Apr 24, 2026 22w ago | DEFA14A | $2.13 $2.16 | ▲ +1.41% | ▼ −3.55% | $1.23 (−42.25%) |
Mar 5, 2026 30w ago | 8-K | $1.82 $1.95 | ▲ +7.14% | ▲ +9.19% | $1.23 (−32.42%) |
Mar 5, 2026 30w ago | Press Release | $1.82 $1.95 | ▲ +7.14% | ▲ +9.19% | $1.23 (−32.42%) |
Feb 28, 2026 30w ago | Institutional Cluster | $1.84 $1.72 | ▼ −6.52% | ▲ +1.42% | $1.23 (−33.15%) |
Feb 24, 2026 31w ago | Insider Cluster | $2.14 $1.82 | ▼ −14.95% | ▼ −9.97% | $1.23 (−42.52%) |
Feb 24, 2026 31w ago | Insider Cluster | $2.14 $1.82 | ▼ −14.95% | ▼ −9.97% | $1.23 (−42.52%) |
Feb 24, 2026 31w ago | Insider Cluster | $2.14 $1.82 | ▼ −14.95% | ▼ −9.97% | $1.23 (−42.52%) |
US Market Status
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