Cerio Jeffrey
SEC CIK 2033618 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| KRRO | Korro Bio, Inc. | GC | 41.8K | — | $71.6K | 3 | 2025-12-15 | 2026-07-15 |
Most active insiders at KRRO, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | FORMELA JEAN FRANCOIS | Dir | — | $5.16M |
| 2 | Yang Rick | 10% | $2.30M | — |
| 3 | New Enterprise Associates 17, L.P. | 10% | $2.30M | — |
| 4 | Chang Carmen | 10% | $2.30M | — |
| 5 | Makhzoumi Mohamad | 10% | $2.30M | — |
| 6 | Florence Anthony A. Jr. | 10% | $2.30M | — |
| 7 | Walker Paul Edward | 10% | $2.30M | — |
| 8 | Mathers Edward T | 10% | $2.30M | — |
| 9 | BASKETT FOREST | 10% | $2.30M | — |
| 10 | SANDELL SCOTT D | 10% | $2.30M | — |
| 14 | Cerio Jeffrey | GC | — | $71.6K |
Transactions 3
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-17 07:08 | 2026-07-15 | KRRO | Korro Bio, Inc. | Cerio Jeffrey | GC | A - Grant | $0.00 | +6,500 | 41.8K | +18% | $0 | |
| 2026-06-17 16:08 | 2026-06-16 | KRRO | Korro Bio, Inc. | Cerio Jeffrey | GC | S - Sale | $10.83 | -6,609 | 35.3K | -16% | -$71.6K | |
| 2025-12-16 | 2025-12-15 | KRRO | Korro Bio, Inc. | Cerio Jeffrey | GC | A - Grant | $0.00 | +41.9K | 41.9K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations