Form 4 holding
10%+ Owner
Sana Biotechnology, Inc.
- Security class
- Common Stock
- Shares / value
- 12,446,022
- Estimated value
- $68,453,121
- Report date
- 08 Feb 2024
- Price
- $5.50
- Ownership
- Indirect
Keith Crandell
Insider Reports History
- Reporting-owner location
- Chicago, IL
- Latest reporting-owner signature
-
/s/ Mark S. Levine, Attorney-in-Fact
Source: Latest parsed Forms 3/4/5 signature
- Transaction source note
- Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.
Identity
Names, identifiers, and filing context for this profile.
1 identity field
SEC source record
Original filing metadata and source links for verification.
1 source field
Source evidence
Original filing metadata and source links for verification.
1 source field
Reported holdings for Keith Crandell
Form 4 holding
Director
908 Devices Inc.
- Security class
- Common Stock
- Shares / value
- 5,725,045
- Estimated value
- $35,037,275
- Report date
- 10 Jun 2026
- Price
- $6.12
- Ownership
- Indirect
Form 4 holding
Director, 10%+ Owner
DA32 Life Science Tech Acquisition Corp.
- Security class
- Class A Common Stock
- Shares / value
- 650,000
- Estimated value
- $6,500,000
- Report date
- 28 Jul 2023
- Price
- $10.00
- Ownership
- Through DA32 Sponsor LLC
Form 4 holding
Director
Quanterix Corp
- Security class
- Common Stock
- Shares / value
- 131,236
- Estimated value
- $3,531,561
- Report date
- 03 Apr 2023
- Price
- $26.91
- Ownership
- Direct
Form 4 holding
Director
Twist Bioscience Corp
- Security class
- Common Stock
- Shares / value
- 76,047
- Estimated value
- $2,611,453
- Report date
- 05 Feb 2026
- Price
- $34.34
- Ownership
- By Keith L. Crandell Trust
Form 4 holding
Director
Twist Bioscience Corp
- Security class
- Common Stock
- Shares / value
- 27,571
- Estimated value
- $946,788
- Report date
- 05 Feb 2026
- Price
- $34.34
- Ownership
- Direct
Form 4 holding
Director
908 Devices Inc.
- Security class
- Common Stock
- Shares / value
- 39,374
- Estimated value
- $240,968
- Report date
- 10 Jun 2026
- Price
- $6.12
- Ownership
- Direct
Form 4 holding
10%+ Owner
Boundless Bio, Inc.
- Security class
- Common Stock
- Shares / value
- 1,181,766
- Estimated value
- Report date
- 02 Apr 2024
- Price
- Ownership
- Indirect
Form 4 holding
Director
908 Devices Inc.
- Security class
- Restricted Stock Units
- Shares / value
- 13,656
- Estimated value
- Report date
- 11 Jun 2026
- Price
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
Form 4 holding
Director
908 Devices Inc.
- Security class
- Stock Option (option to buy)
- Shares / value
- 6,209
- Estimated value
- Report date
- 11 Jun 2026
- Price
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
Form 4 holding
10%+ Owner
Boundless Bio, Inc.
- Security class
- Series A Convertible Preferred Stock
- Shares / value
- 0
- Estimated value
- Report date
- 02 Apr 2024
- Price
- Ownership
- Indirect
- Underlying class
- Common Stock
- Underlying amount
Form 4 holding
10%+ Owner
Boundless Bio, Inc.
- Security class
- Series B Convertible Preferred Stock
- Shares / value
- 0
- Estimated value
- Report date
- 02 Apr 2024
- Price
- Ownership
- Indirect
- Underlying class
- Common Stock
- Underlying amount
Form 4 holding
10%+ Owner
Boundless Bio, Inc.
- Security class
- Series C Convertible Preferred Stock
- Shares / value
- 0
- Estimated value
- Report date
- 02 Apr 2024
- Price
- Ownership
- Indirect
- Underlying class
- Common Stock
- Underlying amount
Form 4 holding
Director, 10%+ Owner
DA32 Life Science Tech Acquisition Corp.
- Security class
- Class A Common Stock
- Shares / value
- 0
- Estimated value
- Report date
- 28 Jul 2023
- Price
- $10.00
- Ownership
- Through ARCH Venture Fund XI, L.P.
Insider Reports Filed by Keith Crandell
4
MASS
908 Devices Inc.
- Report period
- 10 Jun 2026
- Transactions
- 4
- Transaction value
- $0
- Accepted by SEC
- 12 Jun 2026, 16:46
- Role
- Director
- Next action
- Open filing details
4
TWST
Twist Bioscience Corp
- Report period
- 05 Feb 2026
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 09 Feb 2026, 17:34
- Role
- Director
- Next action
- Open filing details
4
MASS
908 Devices Inc.
- Report period
- 11 Jun 2025
- Transactions
- 4
- Transaction value
- $0
- Accepted by SEC
- 13 Jun 2025, 16:18
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
TWST
Twist Bioscience Corp
- Report period
- 05 Feb 2025
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 07 Feb 2025, 17:16
- Role
- Director
- Next action
- Open filing details
4
MASS
908 Devices Inc.
- Report period
- 12 Jun 2024
- Transactions
- 4
- Transaction value
- $0
- Accepted by SEC
- 14 Jun 2024, 16:21
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
BOLD
Boundless Bio, Inc.
- Report period
- 02 Apr 2024
- Transactions
- 12
- Transaction value
- +$3,200,000
- Accepted by SEC
- 04 Apr 2024, 16:30
- Role
- 10%+ Owner
- Next action
- Open filing details
3
BOLD
Boundless Bio, Inc.
- Report period
- 27 Mar 2024
- Transactions
- 0
- Transaction value
- $0
- Accepted by SEC
- 27 Mar 2024, 19:56
- Role
- 10%+ Owner
- Next action
- Open filing details
4
SANA
Sana Biotechnology, Inc.
- Report period
- 08 Feb 2024
- Transactions
- 3
- Transaction value
- +$9,999,996
- Accepted by SEC
- 12 Feb 2024, 17:43
- Role
- 10%+ Owner
- Next action
- Open filing details
4
TWST
Twist Bioscience Corp
- Report period
- 06 Feb 2024
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 09 Feb 2024, 16:10
- Role
- Director
- Next action
- Open filing details
4
DA32 Life Science Tech Acquisition Corp.
- Report period
- 28 Jul 2023
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 10 Aug 2023, 20:28
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
MASS
908 Devices Inc.
- Report period
- 14 Jun 2023
- Transactions
- 4
- Transaction value
- $0
- Accepted by SEC
- 16 Jun 2023, 17:52
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
QTRX
Quanterix Corp
- Report period
- 03 Apr 2023
- Transactions
- 1
- Transaction value
- +$13,057
- Accepted by SEC
- 04 Apr 2023, 18:23
- Role
- Director
- Next action
- Open filing details
4
TWST
Twist Bioscience Corp
- Report period
- 07 Feb 2023
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 09 Feb 2023, 17:08
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
QTRX
Quanterix Corp
- Report period
- 03 Jan 2023
- Transactions
- 3
- Transaction value
- +$13,053
- Accepted by SEC
- 04 Jan 2023, 15:03
- Role
- Director
- Next action
- Open filing details
4
QTRX
Quanterix Corp
- Report period
- 03 Oct 2022
- Transactions
- 1
- Transaction value
- +$13,896
- Accepted by SEC
- 05 Oct 2022, 16:04
- Role
- Director
- Next action
- Open filing details
4
QTRX
Quanterix Corp
- Report period
- 01 Jul 2022
- Transactions
- 1
- Transaction value
- +$14,993
- Accepted by SEC
- 06 Jul 2022, 16:07
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
MASS
908 Devices Inc.
- Report period
- 15 Jun 2022
- Transactions
- 4
- Transaction value
- $0
- Accepted by SEC
- 17 Jun 2022, 16:15
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
QTRX
Quanterix Corp
- Report period
- 01 Apr 2022
- Transactions
- 1
- Transaction value
- +$14,991
- Accepted by SEC
- 05 Apr 2022, 16:42
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
TWST
Twist Bioscience Corp
- Report period
- 08 Feb 2022
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 10 Feb 2022, 18:32
- Role
- Director
- Next action
- Open filing details
4
QTRX
Quanterix Corp
- Report period
- 03 Jan 2022
- Transactions
- 9
- Transaction value
- +$13,020
- Accepted by SEC
- 05 Jan 2022, 15:06
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
QTRX
Quanterix Corp
- Report period
- 01 Oct 2021
- Transactions
- 7
- Transaction value
- +$13,000
- Accepted by SEC
- 05 Oct 2021, 16:02
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
TWST
Twist Bioscience Corp
- Report period
- 12 Aug 2021
- Transactions
- 15
- Transaction value
- -$4,815,377
- Accepted by SEC
- 13 Aug 2021, 18:35
- Role
- Director
- Next action
- Open filing details
4
DA32 Life Science Tech Acquisition Corp.
- Report period
- 05 Aug 2021
- Transactions
- 1
- Transaction value
- $0
- Accepted by SEC
- 09 Aug 2021, 20:35
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
DA32 Life Science Tech Acquisition Corp.
- Report period
- 30 Jul 2021
- Transactions
- 2
- Transaction value
- +$22,500,000
- Accepted by SEC
- 03 Aug 2021, 21:12
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
3
DA32 Life Science Tech Acquisition Corp.
- Report period
- 27 Jul 2021
- Transactions
- 0
- Transaction value
- $0
- Accepted by SEC
- 27 Jul 2021, 21:51
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4
QTRX
Quanterix Corp
- Report period
- 01 Jul 2021
- Transactions
- 10
- Transaction value
- +$12,967
- Accepted by SEC
- 06 Jul 2021, 17:17
- Role
- Director
- Next action
- Open filing details
4
MASS
908 Devices Inc.
- Report period
- 17 Jun 2021
- Transactions
- 2
- Transaction value
- $0
- Accepted by SEC
- 21 Jun 2021, 08:07
- Role
- Director, 10%+ Owner
- Next action
- Open filing details
4/A
QTRX
Quanterix Corp
- Report period
- 01 Apr 2021
- Transactions
- 7
- Transaction value
- +$12,966
- Accepted by SEC
- 06 Jul 2021, 17:17
- Role
- Director
- Next action
- Open filing details