Grayzel David S

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Grayzel David S
CIK #0001732786
EDGAR Form CIK 2011 - 2026
3 [0001732786]
4 [0001732786]
Form 3/4/5 Subject 2011 - 2026
Q32 Bio Inc
Grayzel David S
Jade Biosciences Inc
Surface Oncology Inc
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2026-01-15 Grant 16,363 $2.75 44,998
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2025-10-23 Grant 53,521 $0.00
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2025-02-24 Disposed to issuer 2,569 $0.00
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2025-02-24 Disposed to issuer 18,595 $0.00
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2025-02-24 Disposed to issuer 12,767 $0.00
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2025-02-24 Grant 12,767 $0.00
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2025-02-24 Grant 18,595 $0.00
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2025-02-24 Grant 2,569 $0.00
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2025-01-15 Grant 18,595 $0.00
Jade Biosciences Inc AVTE
Stock Option (Right to Buy) · derivative
2024-06-05 Grant 12,500 $0.00
Jade Biosciences Inc AVTE
Common Stock
2024-04-09 Sell 11,882 $28.15 334,478
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2024-04-01 Grant 2,569 $13.42 34,476
Q32 Bio Inc QTTB
Stock Option (Right to Buy) · derivative
2024-03-25 Grant 12,767 $0.00
Jade Biosciences Inc AVTE
Stock Option (Right to Buy) · derivative
2024-01-02 Grant 3,186 $13.49 42,979
Surface Oncology Inc SURF
Common Stock
2023-09-08 Disposed to issuer 2,945,453
Jade Biosciences Inc AVTE
Stock Option (Right to Buy) · derivative
2023-06-06 Grant 12,500 $0.00
Jade Biosciences Inc AVTE
Stock Option (Right to Buy) · derivative
2023-01-03 Grant 2,654 $18.08 47,984
Jade Biosciences Inc AVTE
Stock Option (Right to Buy) · derivative
2022-06-21 Grant 12,500 $0.00
Surface Oncology Inc SURF
Stock Option (Right to Buy) · derivative
2022-06-08 Grant 24,000 $0.00
Jade Biosciences Inc AVTE
Stock Option (Right to Buy) · derivative
2022-01-03 Grant 7,317 $6.56 48,000
showing 20 of 36 most recent transactions
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