InsiderTrades

Form 4 for CRBU Caribou Biosciences, Inc.

Accepted 2022-09-16 00:00:00 ET · period of report 2022-09-15 · accession 0001209191-22-050315 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2022-09-16 2022-09-15 CRBU MCCLUNG BARBARA G CLO M - OptEx $2.69 +27.6K 376.6K +8% +$74.2K
DM 2022-09-16 2022-09-15 CRBU MCCLUNG BARBARA G CLO M - OptEx $0.00 -27.6K 47.3K -37% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2022-09-15 M A 77 $2.69 349,048 D — —
2 Common Common Stock 2022-09-15 M A 27,518 $2.69 376,566 D — —
3 Derivative Option to purchase Common Stock 2022-09-15 M D 77 $0.00 0 D $2.69 · — to 2028-06-11 77 Common Stock (F1) The shares subject to this option vested in equal monthly installments until the option became fully vested on June 12, 2022.
4 Derivative Option to purchase Common Stock 2022-09-15 M D 27,518 $0.00 47,318 D $2.69 · — to 2029-09-30 27,518 Common Stock (F2) The shares subject to this option have vested or will vest in equal monthly installments until the option is fully vested on October 1, 2023, subject to the reporting person's continued service to the Issuer through the applicable vesting dates.