KRRO Korro Bio, Inc.
Nasdaq · SEC CIK 1703647 · EDGAR
- Bought, last 12 months
- $20.79M 11 purchases by 10 insiders
- Sold, last 12 months
- $5.70M 15 sales by 6 insiders
- Filings on record
- 195 since 2021-07-06, latest 2026-09-15 16:15
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| FORMELA JEAN FRANCOIS | Dir | — | $5.16M |
| Yang Rick | 10% | $2.30M | — |
| New Enterprise Associates 17, L.P. | 10% | $2.30M | — |
| Chang Carmen | 10% | $2.30M | — |
| Makhzoumi Mohamad | 10% | $2.30M | — |
| Florence Anthony A. Jr. | 10% | $2.30M | — |
| Walker Paul Edward | 10% | $2.30M | — |
| Mathers Edward T | 10% | $2.30M | — |
| BASKETT FOREST | 10% | $2.30M | — |
| SANDELL SCOTT D | 10% | $2.30M | — |
Transactions 157
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DAT | 2023-07-12 | 2023-07-04 | KRRO | Loose Christopher R. | CSO | M - OptEx | — | +150.0K | 200.1K | +300% | — |
| DAT | 2023-07-12 | 2023-07-06 | KRRO | Loose Christopher R. | CSO | S - Sale+OE | $0.34 | -1,384 | 198.7K | -0.7% | -$470.56 |
| MAT | 2023-07-12 | 2023-07-07+ | KRRO | Lucchino David L. | Pres, CEO, Dir | S - Sale | $0.3649 | -5,225 | 718.0K | -0.7% | -$1,906 |
| MAT | 2023-07-12 | 2023-07-07+ | KRRO | Loose Christopher R. | CSO | S - Sale | $0.365 | -2,610 | 203.7K | -1% | -$952.64 |
| DAT | 2023-07-12 | 2023-07-04 | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | — | +300.0K | 723.4K | +71% | — |
| DMAT | 2023-07-12 | 2023-02-01+ | KRRO | Lucchino David L. | Pres, CEO, Dir | G - Gift | $0.00 | -46.7K | 423.4K | -10% | $0 |
| DAT | 2023-07-12 | 2023-07-06 | KRRO | Lucchino David L. | Pres, CEO, Dir | S - Sale+OE | $0.34 | -2,773 | 720.6K | -0.4% | -$942.82 |
| MAT | 2023-07-12 | 2023-07-07+ | KRRO | Mitrano Richard J. | VP Fin, Ops | S - Sale | $0.365 | -440 | 55.6K | -0.8% | -$160.60 |
| DM | 2023-07-11 | 2023-07-07+ | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | — | +18.2K | 451.8K | +4% | — |
| DM | 2023-07-11 | 2023-07-07+ | KRRO | Lucchino David L. | Pres, CEO, Dir | S - Sale+OE | $0.3649 | -5,225 | 436.2K | -1% | -$1,906 |
| DM | 2023-07-11 | 2023-07-07+ | KRRO | Mitrano Richard J. | VP Fin, Ops | S - Sale+OE | $0.365 | -440 | 32.6K | -1% | -$160.60 |
| DM | 2023-07-11 | 2023-07-07+ | KRRO | Mitrano Richard J. | VP Fin, Ops | M - OptEx | — | +1,516 | 33.4K | +5% | — |
| DM | 2023-07-11 | 2023-07-07+ | KRRO | Loose Christopher R. | CSO | S - Sale+OE | $0.365 | -2,610 | 62.8K | -4% | -$952.64 |
| DM | 2023-07-11 | 2023-07-07+ | KRRO | Loose Christopher R. | CSO | M - OptEx | — | +9,092 | 70.6K | +15% | — |
| DM | 2023-07-07 | 2023-07-05+ | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | — | +18.2K | 438.8K | +4% | — |
| D | 2023-07-07 | 2023-07-06 | KRRO | Lucchino David L. | Pres, CEO, Dir | S - Sale+OE | $0.34 | -2,773 | 429.7K | -0.6% | -$942.82 |
| D | 2023-07-07 | 2023-07-06 | KRRO | Mitrano Richard J. | VP Fin, Ops | S - Sale+OE | $0.35 | -224 | 31.5K | -0.7% | -$78.40 |
| DM | 2023-07-07 | 2023-07-05+ | KRRO | Mitrano Richard J. | VP Fin, Ops | M - OptEx | — | +1,516 | 32.3K | +5% | — |
| DM | 2023-07-07 | 2023-07-05+ | KRRO | Loose Christopher R. | CSO | M - OptEx | — | +9,092 | 59.1K | +18% | — |
| D | 2023-07-07 | 2023-07-06 | KRRO | Loose Christopher R. | CSO | S - Sale+OE | $0.34 | -1,384 | 57.8K | -2% | -$470.56 |
| D | 2022-07-07 | 2022-07-05 | KRRO | McCubbin Quentin | Chief Manufacturing Off | M - OptEx | — | +17.5K | 44.9K | +64% | — |
| D | 2022-07-07 | 2022-07-06 | KRRO | McCubbin Quentin | Chief Manufacturing Off | S - Sale+OE | $1.52 | -6,569 | 38.3K | -15% | -$9,985 |
| D | 2022-07-07 | 2022-07-05 | KRRO | Arnold Wendy S | CHRO | M - OptEx | — | +15.0K | 26.8K | +127% | — |
| D | 2022-07-07 | 2022-07-06 | KRRO | Arnold Wendy S | CHRO | S - Sale+OE | $1.52 | -5,638 | 21.2K | -21% | -$8,570 |
| D | 2022-07-07 | 2022-07-06 | KRRO | Mitrano Richard J. | VP Fin, Ops | S - Sale+OE | $1.54 | -2,184 | 31.0K | -7% | -$3,363 |
| D | 2022-07-07 | 2022-07-05 | KRRO | Mitrano Richard J. | VP Fin, Ops | M - OptEx | — | +7,500 | 33.2K | +29% | — |
| D | 2022-07-07 | 2022-07-05 | KRRO | Loose Christopher R. | CSO | M - OptEx | — | +15.0K | 54.5K | +38% | — |
| D | 2022-07-07 | 2022-07-06 | KRRO | Loose Christopher R. | CSO | S - Sale+OE | $1.53 | -4,415 | 50.0K | -8% | -$6,755 |
| D | 2022-07-07 | 2022-07-05 | KRRO | LeBel Carl | Chief Development Off | M - OptEx | — | +15.0K | 30.8K | +95% | — |
| D | 2022-07-07 | 2022-07-06 | KRRO | LeBel Carl | Chief Development Off | S - Sale+OE | $1.52 | -4,421 | 26.3K | -14% | -$6,720 |
| M | 2022-02-23 | 2022-02-18+ | KRRO | McCubbin Quentin | Chief Manufacturing Off | S - Sale | $3.69 | -2,995 | 22.8K | -12% | -$11.1K |
| M | 2022-02-23 | 2022-02-18+ | KRRO | Arnold Wendy S | CHRO | S - Sale | $3.69 | -2,535 | 13.2K | -16% | -$9,360 |
| M | 2022-02-23 | 2022-02-18+ | KRRO | Loose Christopher R. | CSO | S - Sale | $3.69 | -2,043 | 34.8K | -6% | -$7,543 |
| M | 2022-02-23 | 2022-02-18+ | KRRO | PFREUNDSCHUH PETER P. | CFO | S - Sale | $3.70 | -2,946 | 10.5K | -22% | -$10.9K |
| M | 2022-02-23 | 2022-02-18+ | KRRO | LeBel Carl | Chief Development Off | S - Sale | $3.69 | -2,043 | 12.2K | -14% | -$7,543 |
| DM | 2022-02-18 | 2022-02-16+ | KRRO | PFREUNDSCHUH PETER P. | CFO | S - Sale | $4.31 | -2,525 | 11.9K | -18% | -$10.9K |
| DM | 2022-02-18 | 2022-02-16+ | KRRO | LeBel Carl | Chief Development Off | S - Sale | $4.31 | -1,732 | 14.1K | -11% | -$7,457 |
| DM | 2022-02-18 | 2022-02-16+ | KRRO | McCubbin Quentin | Chief Manufacturing Off | S - Sale | $4.31 | -2,536 | 25.8K | -9% | -$10.9K |
| DM | 2022-02-18 | 2022-02-16+ | KRRO | Loose Christopher R. | CSO | S - Sale | $4.31 | -1,751 | 36.9K | -5% | -$7,541 |
| DM | 2022-02-18 | 2022-02-16+ | KRRO | Arnold Wendy S | CHRO | S - Sale | $4.31 | -2,175 | 14.4K | -13% | -$9,367 |
| D | 2022-02-16 | 2022-02-14 | KRRO | Arnold Wendy S | CHRO | M - OptEx | — | +15.0K | 17.7K | +555% | — |
| D | 2022-02-16 | 2022-02-15 | KRRO | Arnold Wendy S | CHRO | S - Sale+OE | $4.33 | -1,168 | 16.5K | -7% | -$5,057 |
| D | 2022-02-16 | 2022-02-15 | KRRO | Loose Christopher R. | CSO | S - Sale+OE | $4.33 | -863 | 38.6K | -2% | -$3,737 |
| D | 2022-02-16 | 2022-02-14 | KRRO | Loose Christopher R. | CSO | M - OptEx | — | +15.0K | 39.5K | +61% | — |
| D | 2022-02-16 | 2022-02-15 | KRRO | PFREUNDSCHUH PETER P. | CFO | S - Sale+OE | $4.33 | -1,347 | 14.4K | -9% | -$5,833 |
| D | 2022-02-16 | 2022-02-14 | KRRO | PFREUNDSCHUH PETER P. | CFO | M - OptEx | — | +15.0K | 15.7K | +2,013% | — |
| D | 2022-02-16 | 2022-02-14 | KRRO | McCubbin Quentin | Chief Manufacturing Off | M - OptEx | — | +17.5K | 29.6K | +145% | — |
| D | 2022-02-16 | 2022-02-15 | KRRO | McCubbin Quentin | Chief Manufacturing Off | S - Sale+OE | $4.33 | -1,261 | 28.3K | -4% | -$5,460 |
| D | 2022-02-16 | 2022-02-15 | KRRO | LeBel Carl | Chief Development Off | S - Sale+OE | $4.33 | -844 | 14.9K | -5% | -$3,655 |
| D | 2022-02-16 | 2022-02-14 | KRRO | LeBel Carl | Chief Development Off | M - OptEx | — | +15.0K | 15.7K | +2,013% | — |
| D | 2022-01-20 | 2022-01-18 | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | $0.61 | +6,905 | 470.1K | +1% | +$4,212 |
| D | 2021-12-21 | 2021-12-20 | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | $0.61 | +6,905 | 463.2K | +2% | +$4,212 |
| D | 2021-11-04 | 2021-11-02 | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | $0.61 | +6,905 | 456.3K | +2% | +$4,212 |
| D | 2021-10-07 | 2021-10-05 | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | $0.61 | +6,905 | 449.4K | +2% | +$4,212 |
| D | 2021-09-08 | 2021-09-03 | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | $0.61 | +6,905 | 442.5K | +2% | +$4,212 |
| D | 2021-08-05 | 2021-08-03 | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | $0.61 | +6,905 | 435.6K | +2% | +$4,212 |
| D | 2021-07-06 | 2021-07-01 | KRRO | Lucchino David L. | Pres, CEO, Dir | M - OptEx | $0.61 | +6,905 | 428.7K | +2% | +$4,212 |
Purchase Sale Sale after option exercise All abbreviations