CIK 0001866692 · Large accelerated filer
Amplitude, Inc.
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- AMPL
- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- Phone
- (415) 231-2353
- Business address
- 201 THIRD STREET, SUITE 200, SAN FRANCISCO, CA, 94103
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $9,278,482
- in 8 filings, $9.3M under 10b5-1 plans
Net −$9,278,482. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-11-09 | Skates Spenser CEO and President | Sale 10b5-1 | −48 | $17.47 | $839 | 0 |
| 2026-11-05 | Skates Spenser CEO and President | Sale 10b5-1 | −29 | $17.52 | $508 | 32 |
| 2026-11-05 | Skates Spenser CEO and President | Sale 10b5-1 | −32 | $18.67 | $597 | 0 |
| 2026-11-04 | Skates Spenser CEO and President | Sale 10b5-1 | −901 | $17.46 | $16K | 0 |
| 2026-10-28 | Skates Spenser CEO and President | Sale 10b5-1 | −6,651 | $17.53 | $117K | 0 |
| 2026-10-26 | Skates Spenser CEO and President | Sale 10b5-1 | −100 | $17.45 | $2K | 200 |
| 2026-10-26 | Skates Spenser CEO and President | Sale 10b5-1 | −200 | $17.47 | $3K | 0 |
| 2026-10-23 | Skates Spenser CEO and President | Sale 10b5-1 | −107,136 | $17.52 | $1.9M | 0 |
| 2026-10-02 | Skates Spenser CEO and President | Sale 10b5-1 | −70,087 | $14.52 | $1.0M | 0 |
| 2026-10-01 | Skates Spenser CEO and President | Sale 10b5-1 | −3,539 | $14.45 | $51K | 0 |
| 2026-09-30 | Skates Spenser CEO and President | Sale 10b5-1 | −1,374 | $14.45 | $20K | 0 |
| 2026-09-10 | Skates Spenser CEO and President | Sale 10b5-1 | −185,000 | $12.30 | $2.3M | 0 |
| 2026-09-04 | Crook Nathaniel Glenn Chief Commercial Officer | Sale 10b5-1 | −300,000 | $12.99 | $3.9M | 1,622,696 |
| 2026-06-12 | Wong Catherine Director | Sale 10b5-1 | −7,453 | $6.79 | $51K | 111,462 |
| 2026-06-01 | Liu Curtis Chief Technology Officer | Sale 10b5-1 | −22,786 | $8.03 | $183K | 1,004,194 |
| 2026-06-01 | Liu Curtis Chief Technology Officer | Sale 10b5-1 | −22,201 | $8.03 | $178K | 1,004,779 |
| 2026-05-04 | Liu Curtis Chief Technology Officer | Sale 10b5-1 | −17,586 | $8.12 | $143K | 1,067,259 |
| 2026-03-06 | Liu Curtis Chief Technology Officer | Sale 10b5-1 | −33,201 | $8.01 | $266K | 603,756 |
| 2026-03-05 | Liu Curtis Chief Technology Officer | Sale 10b5-1 | −30,061 | $8.00 | $241K | 636,957 |
| 2025-12-26 | Skates Spenser Chief Executive Officer | Sale 10b5-1 | −100 | $12.00 | $1K | 0 |
Page 1 of 14 · 268 trades