Overview
Smart money at a glance
Filings to Oct 11, 2026Net selling: insiders sold $1.3M and bought $79K on the open market in 90 days (SEC Form 4). Congress: no trades disclosed in 180 days.
- Company insidersSEC Form 4, last 90 days
- -$1.2M netNet selling
- CongressSTOCK Act, last 180 days
- NoneNo trades disclosed
- Big fundsSEC 13F, quarter ended Jun 30, 2026
- 1 added, 0 cutMore adding
- Federal contractsUSAspending.gov, last 12 months
- No awardsNone on record
Market overview
Fundamentals Oct 10- Open
- $10.60
- 52-wk high
- $55.89
- High
- $10.78
- 52-wk low
- $5.20
- Low
- $10.13
- Prev close
- $10.58
- Mkt cap
- $149.6M
- Volume
- 133.5K
- Beta
- 2.36
- P/S
- 62.8x
- P/B
- 1.4x
- Profit margin
- +0.0%
- Op margin
- -3228.0%
- ROE
- -97.7%
What do analysts expect?
Analyst target and ratings are on paid plans
See the 12-month consensus target and the buy/hold/sell rating split.
Unlock the full resultsQuestions about KRRO filings
Are insiders buying or selling Korro Bio, Inc. (KRRO) stock?
Net selling: insiders sold $1.3M and bought $79K of KRRO stock on the open market in the 90 days to Oct 11, 2026, according to SEC Form 4 filings. $1.2M of the sales were made under pre-set Rule 10b5-1 trading plans. The largest was Formela, Jean Francois (Director), who sold $1.1M. The latest filing was on Sep 15, 2026.
Which members of Congress have traded KRRO recently?
None. No member of Congress disclosed a KRRO trade with a trade date in the last 180 days, according to House and Senate STOCK Act filings.
How current is this KRRO smart-money data?
This summary uses filings available on Oct 11, 2026. Insiders must report trades to the SEC within 2 business days, members of Congress have up to 45 days to disclose a trade, and funds file 13F holdings up to 45 days after each quarter ends, so the latest moves may not be public yet.
Smart money
8 funds hold a position and insiders have been net selling.
What funds are doing
Buys/Adds (1)
- BR
BlackRock
$5.6M
added
What insiders are doing
How top traders are positioned
No tracked top-trader positions in KRRO right now.
Live Hyperliquid positioning - not every stock is covered
Activist stakes, short interest & more
Earnings
Results versus expectations
No earnings history.
Reports Nov 11, 2026, in 31 days
Financials
What it sold, what it cost, what was left.
| USD | Sep 2025 | Dec 2025 | Mar 2026 | Jun 2026 |
|---|---|---|---|---|
| What came in | ||||
| Revenue | $1.1M | $1.3M | $0 | $0 |
| Cost of what it sold | — | $649.0K | $380.0K | — |
| Gross profit | $1.1M | $643.0K | -$380.0K | — |
| What it spent | ||||
| Research and development | $13.8M | $11.0M | $13.0M | $13.6M |
| Sales and admin | $6.5M | $6.2M | $7.5M | $6.5M |
| Other operating costs | — | -$649.0K | — | — |
| Total operating expenses | $20.3M | $16.5M | $20.4M | $20.1M |
| What was left | ||||
| Operating profit | -$19.2M | -$15.9M | -$20.4M | -$20.1M |
| Profit before tax | -$18.1M | -$49.4M | -$19.5M | -$18.8M |
| Tax | — | $636.0K | $95.0K | $108.0K |
| Net profit | -$18.1M | -$50.0M | -$19.6M | -$18.9M |
| EBITDA | -$16.9M | -$15.2M | -$20.1M | -$19.7M |
Technicals
Price structure
This stock is under pressure.
Trend
Under pressure
15 / 100
RSI 14
20D volatility
52-week range
20D support
20D resistance
Returns
Price vs moving averages
Volume pace