Korro Bio, Inc.
KRROAs of the close on Sep 25, 2026
Price
$9.57
Market cap
—
The cover-page share count does not match the latest report's share count
P/E (diluted TTM)
—
The fourth quarter's per-share figure could not be confirmed from the annual report
EPS (TTM)
—
The fourth quarter's per-share figure could not be confirmed from the annual report
Dividend yield
—
Dividend records do not yet cover the latest payments
Figures shown here come from public SEC filings. Dates beside each section show the available history.
How Korro Bio, Inc. Makes Money
Follow each dollar of revenue through to what shareholders keep.
From revenue to net income
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Source: Korro Bio, Inc. — 10-K filed Mar 12, 2026
Financial Summary
Choose a year or quarter, compare it with the same period a year earlier, and open any row for its full filing history.
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SEC filings supply these figures; updates after the dates shown are not included. This page includes 9 annual periods. The latest annual period ends Dec 31, 2025. The latest insider filing shown is dated Jun 24, 2026. The latest institutional report shown is dated Mar 31, 2026; other ownership filings may exist.
Ownership
Who holds the shares, as reported in SEC ownership filings.
Reported 13F positions
Each row shows what a filer reported for one date, not a current position. The link opens that filing.
| Filer | Report date | Shares | Value | Filing |
|---|---|---|---|---|
| EverSource Wealth Advisors, LLC | 2026-03-31 | 379 | $4.29K | SEC filing |
| CWM, LLC | 2026-03-31 | 9,772 | $111K | SEC filing |
| BOOTHBAY FUND MANAGEMENT, LLC | 2026-03-31 | 42,000 | $475K | SEC filing |
| AIHC Capital Management Ltd | 2026-03-31 | 30,265 | $343K | SEC filing |
| Versant Capital Management, Inc | 2026-03-31 | 691 | $7.82K | SEC filing |
| North Star Investment Management Corp. | 2026-03-31 | 1,800 | $20.4K | SEC filing |
| Root Financial Partners, LLC | 2026-03-31 | 63 | $713 | SEC filing |
| IFP Advisors, Inc | 2026-03-31 | 45 | $509 | SEC filing |
| JPMORGAN CHASE & CO | 2026-03-31 | 68,500 | $704K | SEC filing |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2026-03-31 | 13,394 | $152K | SEC filing |
| Sunbelt Securities, Inc. | 2026-03-31 | 17 | $192 | SEC filing |
| NEA Management Company, LLC | 2026-03-31 | 1,297,893 | $14.7M | SEC filing |
| RENAISSANCE TECHNOLOGIES LLC | 2026-03-31 | 136,227 | $1.54M | SEC filing |
| JANE STREET GROUP, LLC | 2026-03-31 | 115,704 | $1.31M | SEC filing |
| Trexquant Investment LP | 2026-03-31 | 56,208 | $636K | SEC filing |
| Ameritas Investment Partners, Inc. | 2026-03-31 | 598 | $6.77K | SEC filing |
| CITIGROUP INC | 2026-03-31 | 308 | $3.49K | SEC filing |
| SJS Investment Consulting Inc. | 2026-03-31 | 22 | $250 | SEC filing |
| Keating Financial Advisory Services, Inc. | 2026-03-31 | 63 | $713 | SEC filing |
| JPL Wealth Management, LLC | 2026-03-31 | 2 | $23 | SEC filing |
Filer report history
Two reports per filer, as filed. No change is calculated, because the data on file cannot confirm that both reports describe the same security.
- MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.: 3,146 shares reported 2025-12-31; 3,214 shares reported 2026-03-31.
- Russell Investments Group, Ltd.: 1,930 shares reported 2025-12-31; 2,115 shares reported 2026-03-31.
- GUGGENHEIM CAPITAL LLC: 10,439 shares reported 2025-12-31; 14,097 shares reported 2026-03-31.
- MARSHALL WACE, LLP: 19,772 shares reported 2025-12-31; 34,343 shares reported 2026-03-31.
- MAI Capital Management: 5 shares reported 2025-12-31; 606 shares reported 2026-03-31.
- CITADEL ADVISORS LLC: 58,329 shares reported 2025-12-31; 30,914 shares reported 2026-03-31.
- DEUTSCHE BANK AG\: 12,758 shares reported 2025-12-31; 10,544 shares reported 2026-03-31.
- MORGAN STANLEY: 69,728 shares reported 2025-12-31; 41,123 shares reported 2026-03-31.
- DUNCKER STREETT & CO INC: 437 shares reported 2025-12-31; 437 shares reported 2026-03-31.
- Quantinno Capital Management LP: 27,597 shares reported 2025-12-31; 35,978 shares reported 2026-03-31.
- SBI Securities Co., Ltd.: 1 share reported 2025-12-31; 1 share reported 2026-03-31.
- UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 91 shares reported 2025-12-31; 225 shares reported 2026-03-31.
Showing the 12 most recent filer reports.
78 filers have only one report here.
Independent insiders buying near the same time
- 2026-03-10–2026-03-10: 9 event(s) across 9 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing , filing , filing , filing , filing , filing )
- 2026-03-10–2026-03-10: 9 event(s) across 9 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing , filing , filing , filing , filing , filing )
- 2024-04-22–2024-04-22: 10 event(s) across 10 owner(s) — A cluster counts independent reporting owners that reported purchases within a set time. Co-filers and declared affiliates count once, and duplicate reports of the same event count once. ( filing , filing , filing , filing , filing , filing , filing , filing , filing , filing )
Purchases & sales (open market or private)
| Security | Code | Price | Filing | |||
|---|---|---|---|---|---|---|
| 2026-06-24 | FORMELA JEAN FRANCOIS · Director | Common Stock | S — Open market or private sale | −6,979 | 14.60 | SEC filing |
| 2026-06-24 | FORMELA JEAN FRANCOIS · Director | Common Stock | S — Open market or private sale | −40,679 | 14.60 | SEC filing |
| 2026-06-24 | FORMELA JEAN FRANCOIS · Director | Common Stock | S — Open market or private sale | −114 | 14.98 | SEC filing |
| 2026-06-24 | FORMELA JEAN FRANCOIS · Director | Common Stock | S — Open market or private sale | −666 | 14.98 | SEC filing |
| 2026-06-23 | FORMELA JEAN FRANCOIS · Director | Common Stock | S — Open market or private sale | −17,426 | 14.25 | SEC filing |
| 2026-06-23 | FORMELA JEAN FRANCOIS · Director | Common Stock | S — Open market or private sale | −101,579 | 14.25 | SEC filing |
| 2026-06-22 | FORMELA JEAN FRANCOIS · Director | Common Stock | S — Open market or private sale | −3,382 | 13.95 | SEC filing |
| 2026-06-22 | FORMELA JEAN FRANCOIS · Director | Common Stock | S — Open market or private sale | −580 | 13.95 | SEC filing |
Showing 8 of 20 rows
Grants, exercises, tax & gifts
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2026-06-10 | Meyers Rachel · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +14,677 | SEC filing |
| 2026-06-10 | Behbahani Ali · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +14,677 | SEC filing |
| 2026-06-10 | Knobil Katharine · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +14,677 | SEC filing |
| 2026-06-10 | Bermingham Nessan · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +14,677 | SEC filing |
| 2026-06-10 | FORMELA JEAN FRANCOIS · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +14,677 | SEC filing |
| 2026-06-10 | PEARSON TIMOTHY R · Director | Stock Option (Right to Buy) | A — Grant, award, or other acquisition | +14,677 | SEC filing |
| 2026-05-26 | Aiyar Ram · President and CEO | Common Stock | A — Grant, award, or other acquisition | +50,000 | SEC filing |
| 2026-03-10 | Behbahani Ali · Director, 10% owner | Common Stock | A — Grant, award, or other acquisition | +207,100 | SEC filing |
Showing 8 of 22 rows
These tables describe filed transactions, not current holdings. Prices are shown as filed; a currency is added only when the filing's data names one. Amended and possible duplicate rows are left out of size comparisons and transaction groups.