Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Crook Nathaniel Glenn
Over the trailing 90 days, Crook Nathaniel Glenn (Other at Amplitude, Inc.) sold $614K of stock in AMPL, per 1 SEC Form 4 transaction.
- Role
- Other
- Companies
- AMPL
- Window
- Trailing 90 days · 1 transactions · CIK 2121274
- Net activity
- −$614K ($0 bought · $614K sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| AMPL | Amplitude, Inc. | 1 | — | $614K | −$614K |
Transactions (1)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-05-15 | AMPL | Sell | 101.3K | $614K | Payment of exercise price or tax liability by delivering securities |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
Follow Crook's next move
Real-time Form 4 alerts, insider track records, and cluster detection — matched to your watchlist.