AlphaYouNG
Insider selling
Nathaniel Glenn Crook sold $3.9M of Amplitude, Inc. (AMPL) stock
Nathaniel Glenn Crook, Chief Commercial Officer of Amplitude, Inc. (AMPL), sold 300,000 shares of AMPL stock worth $3.9M, per an SEC Form 4 filed Sep 9, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Sep 4, 2026, 5 days before it was made public.
AMPL has moved +3.1% since the trade date, from $13.02 to $13.43 (Sep 21, 2026 close).
- Traded
- Sep 4, 2026
- Disclosed
- Sep 9, 2026
- Filing delay
- 5 days
- Price since
- +3.1%
- Role
- Chief Commercial Officer
- Source
- SEC Form 4
More AMPL insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.