Form 4 Tracker
Keith Crandell

10% Owner; Director; Director, 10% Owner · 7 filings · Latest: Jul 1, 2026

908 Devices Inc.
Boundless Bio, Inc.
Kardigan, Inc.
Lyell Immunopharma, Inc.
Seaport Therapeutics, Inc.
Twist Bioscience Corp
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
BOLD
Keith Crandell10% OwnerJul 1, 2026
Sale
$2.4916,000$39.8K0
BOLD
Keith Crandell10% OwnerJul 1, 2026
Option Exercise
$1.0316,000$16.5K16,000
KARD
Keith CrandellDirector, 10% OwnerJun 22, 2026
Purchase
$16.001,250,000$20.0M15,042,035
MASS
Keith CrandellDirectorJun 10, 2026
Option Exercise
14,08339,374
SPTX
Keith Crandell10% OwnerMay 4, 2026
Purchase
$18.001,100,000$19.8M6,294,951
LYEL
Keith Crandell10% OwnerMar 6, 2026
Purchase
$25.61488,090$12.5M1,426,528