InsiderTrades

Kanner Steven

SEC CIK 1871131 · EDGAR

Buying vs selling by month open-market trades, last 60 months, CRBU
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CRBUCaribou Biosciences, Inc.CSO 431.6K $220.8K $490.1K 102021-10-122025-02-21

Most active insiders at CRBU, 12 months

#InsiderTitleBoughtSold
1 Kelly Timothy PCTO —$18.2K
2 Khan Ruhi AhmadChief Business Off —$13.6K
3 MCCLUNG BARBARA GCLO —$13.6K
4 Albertson Tina M.Chief Medical Off —$2,089
5 Ryali SriramCFO ——
6 Haurwitz Rachel E.Pres, CEO, Dir ——

Kanner Steven made no open-market trades at CRBU in the last 12 months.

Transactions 10

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2025-02-21 2025-02-20 CRBU Caribou Biosciences, Inc. Kanner Steven CSO A - Grant $0.00 +37.5K 435.1K +9% $0
D 2025-02-21 2025-02-21 CRBU Caribou Biosciences, Inc. Kanner Steven CSO S - Sale $1.35 -3,564 431.6K -0.8% -$4,811
D 2024-02-22 2024-02-20 CRBU Caribou Biosciences, Inc. Kanner Steven CSO A - Grant $0.00 +33.0K 387.0K +9% $0
D 2024-02-08 2024-02-06 CRBU Caribou Biosciences, Inc. Kanner Steven CSO M - OptEx $2.69 +30.6K 354.0K +9% +$82.3K
D 2022-12-02 2022-12-02 CRBU Caribou Biosciences, Inc. Kanner Steven CSO M - OptEx $2.69 +21.4K 323.5K +7% +$57.6K
D 2022-08-26 2022-08-25 CRBU Caribou Biosciences, Inc. Kanner Steven CSO S - Sale+OE $11.22 -43.2K 302.1K -13% -$485.2K
D 2022-08-26 2022-08-25 CRBU Caribou Biosciences, Inc. Kanner Steven CSO M - OptEx $2.69 +43.2K 345.3K +14% +$116.3K
DM 2022-05-17 2022-05-13 CRBU Caribou Biosciences, Inc. Kanner Steven CSO M - OptEx $1.88 +74.4K 295.9K +34% +$140.1K
DM 2022-03-07 2022-03-04 CRBU Caribou Biosciences, Inc. Kanner Steven CSO M - OptEx $2.90 +10.7K 227.6K +5% +$31.0K
DM 2021-10-13 2021-10-12 CRBU Caribou Biosciences, Inc. Kanner Steven CSO P - Purchase $1.92 +114.9K 200.4K +134% +$220.8K

Purchase Sale Sale after option exercise All abbreviations