CIK 0001703647 · Non-accelerated filer<br>Smaller reporting company
Korro Bio, Inc.
Sign in to watch- Ticker
- KRRO
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 472324450
- Phone
- 617-468-1999
- Business address
- 60 FIRST STREET, 2ND FLOOR, SUITE 250, CAMBRIDGE, MA, 02141
- Former names
- Frequency Therapeutics, Inc.
- Open-market buys, last 90 days
- $884,752
- in 1 filing
- Open-market sales, last 90 days
- $2,161,962
- in 6 filings, $2.2M under 10b5-1 plans
Net −$1,277,210. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-11-12 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −33,175 | $14.30 | $474K | 585,409 |
| 2026-11-12 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −6,870 | $14.30 | $98K | 121,219 |
| 2026-11-11 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −19,042 | $15.00 | $286K | 621,568 |
| 2026-11-11 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −2,984 | $15.60 | $47K | 618,584 |
| 2026-11-11 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −3,944 | $15.00 | $59K | 128,706 |
| 2026-11-11 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −617 | $15.60 | $10K | 128,089 |
| 2026-10-26 | Lynx1 Capital Management LP 10% owner | Purchase | +25,124 | $11.75 | $295K | 1,624,789 |
| 2026-10-23 | Lynx1 Capital Management LP 10% owner | Purchase | +2,510 | $12.11 | $30K | 1,599,665 |
| 2026-10-22 | Lynx1 Capital Management LP 10% owner | Purchase | +12,175 | $9.68 | $118K | 1,557,155 |
| 2026-10-22 | Lynx1 Capital Management LP 10% owner | Purchase | +40,000 | $11.04 | $441K | 1,597,155 |
| 2026-09-14 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −31,888 | $14.12 | $450K | 640,610 |
| 2026-09-14 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −6,602 | $14.12 | $93K | 132,650 |
| 2026-09-11 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −8,450 | $13.99 | $118K | 672,498 |
| 2026-09-11 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −1,750 | $13.99 | $24K | 139,252 |
| 2026-09-11 | Dolan Oliver Senior Vice President, Finance | Sale 10b5-1 | −5 | $13.72 | $69 | 16,241 |
| 2026-09-09 | Dolan Oliver Senior Vice President, Finance | Sale 10b5-1 | −6 | $13.60 | $82 | 16,246 |
| 2026-09-08 | Dolan Oliver Senior Vice President, Finance | Sale 10b5-1 | −7,347 | $13.51 | $99K | 16,252 |
| 2026-08-26 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −249 | $13.96 | $3K | 680,948 |
| 2026-08-26 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −51 | $13.96 | $712 | 141,002 |
| 2026-08-19 | FORMELA JEAN FRANCOIS Director | Sale 10b5-1 | −23,584 | $14.00 | $330K | 681,197 |
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