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Armstrong Kathryn Michelle – Insider Transactions
Ticker
Owner
Relationship
Date
Transaction
Cost
#Shares
Value ($)
#Shares Total
SEC Form 4
USNA
Armstrong Kathryn Michelle
CHIEF SCIENTIFIC OFFICER
Jul 25 '26
Option Exercise
0.00
1,166
0
3,989
Jul 27
USNA
Armstrong Kathryn Michelle
CHIEF SCIENTIFIC OFFICER
Feb 27 '26
Option Exercise
0.00
4,190
0
4,838
Mar 03
USNA
Armstrong Kathryn Michelle
CHIEF SCIENTIFIC OFFICER
Jul 25 '25
Option Exercise
0.00
1,165
0
1,165
Jul 28