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 |
|---|---|---|---|---|---|---|
| 2026-04-15 | Casey Andrew Chief Financial Officer | Grant or award | +431,754 | 1,498,524 | ||
| 2026-04-15 | Liu Curtis Chief Technology Officer | Grant or award | +417,827 | 1,084,845 | ||
| 2026-04-05 | Tzuo Tien Director | Grant or award | +1,538 | 100,080 | ||
| 2026-04-05 | Schultz Erica Director | Grant or award | +1,678 | 116,584 | ||
| 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 |
| 2026-02-15 | Casey Andrew Chief Financial Officer | Shares withheld for taxes | −39,438 | $6.34 | $250K | 1,066,770 |
| 2026-02-15 | Liu Curtis Chief Technology Officer | Shares withheld for taxes | −26,672 | $6.34 | $169K | 730,280 |
| 2026-02-15 | HANSEN THOMAS NEERGAARD President | Shares withheld for taxes | −69,142 | $6.34 | $438K | 1,845,845 |
| 2026-01-05 | Tzuo Tien Director | Grant or award | +999 | 98,542 | ||
| 2025-12-26 | Skates Spenser Chief Executive Officer | Conversion 10b5-1 | +100 | 100 | ||
| 2025-12-26 | Skates Spenser Chief Executive Officer | Sale 10b5-1 | −100 | $12.00 | $1K | 0 |
| 2025-12-26 | Skates Spenser Chief Executive Officer | Conversion · Class B Common Stock 10b5-1 | −100 | 567,157 | ||
| 2025-12-24 | Skates Spenser Chief Executive Officer | Conversion 10b5-1 | +42,743 | 42,743 | ||
| 2025-12-24 | Skates Spenser Chief Executive Officer | Sale 10b5-1 | −42,743 | $12.01 | $513K | 0 |
| 2025-12-24 | Skates Spenser Chief Executive Officer | Conversion · Class B Common Stock 10b5-1 | −42,743 | 567,257 | ||
| 2025-12-15 | Schultz Erica Director | Option exercise 10b5-1 | +10,000 | $4.19 | $42K | 124,906 |
| 2025-12-15 | Schultz Erica Director | Sale 10b5-1 | −10,000 | $10.88 | $109K | 114,906 |
| 2025-12-15 | Schultz Erica Director | Option exercise · Stock Option (Right to Buy) 10b5-1 | −10,000 | $4.19 | $42K | 49,500 |
| 2025-11-17 | Schultz Erica Director | Option exercise 10b5-1 | +10,000 | $4.19 | $42K | 117,406 |
Page 4 of 48 · 949 trades