KRRO Korro Bio, Inc.
Price Chart
Executive Summary
Two insiders at Korro Bio, CEO Ram Aiyar and Director Jean Francois Formela, sold a combined $231K in open-market sales over two days. The CEO’s $197K sale represents roughly 0.1% of the $186M market cap, a modest amount that is routine relative to company size. No other material corporate events or filings accompany these sales, suggesting liquidity-driven or pre-scheduled dispositions rather than a bearish signal.
Key Financial Metrics
Actionable Insight
Insider selling at this scale is too small to warrant a directional trade. Aiyar and Formela are significant shareholders; a single modest open-market sale by each is within normal liquidity patterns. Traders should focus on upcoming pipeline catalysts (phase data, trial updates) rather than this insider activity.
Key Facts
- CEO Ram Aiyar sold 15,152 open-market shares on 2026-05-29 for ~$197K.
- Director Jean Francois Formela sold 2,441 open-market shares on 2026-05-28 for ~$34K.
- Combined $231K in sales equals ~0.12% of Korro Bio's $186M market cap.
- No 10b5-1 plan designation is stated in the filings, but the modest dollar amounts and single-transaction-per-insider pattern are consistent with routine portfolio rebalancing or tax management.
- No recent earnings, M&A, or regulatory catalyst was filed alongside this cluster.
- The analyst consensus is heavily bullish (81% buy), contrasting with the insider activity.
Financial Impact
Total insider selling of $231K represents ~0.12% of market cap.
Risk Factors
- If additional unannounced insider selling follows, the pattern could shift from routine to concerning.
- No earnings or material event in the window; the lack of context makes these trades less informative.
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-KRRO-1780398034986 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 2, 2026
4d ago
|
Insider Cluster
| — | awaiting T+20 | — | — |
|
May 19, 2026
18d ago
|
8-K
| — | awaiting T+20 | — | — |
|
Apr 16, 2026
7w ago
|
DEFA14A
| $13.47 $11.20 | ▼ −16.85% | ▼ −22.67% | $10.72 (−20.42%) |
|
Mar 23, 2026
10w ago
|
EFFECT
| $11.27 $13.49 | ▲ +19.70% | ▲ +12.28% | $10.72 (−4.88%) |
|
Mar 13, 2026
12w ago
|
S-3
| $12.60 $13.93 | ▼ −10.56% | ▼ −6.78% | $10.72 (+14.92%) |
|
Mar 10, 2026
12w ago
|
Insider Cluster
| $11.48 $13.46 | ▲ +17.25% | ▲ +17.40% | $10.72 (−6.62%) |
|
Mar 9, 2026
12w ago
|
Press Release
| $12.30 $13.91 | ▲ +13.09% | ▲ +15.90% | $10.72 (−12.85%) |
US Market Status
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