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 |
|---|---|---|---|---|---|---|
| 2025-11-17 | Schultz Erica Director | Sale 10b5-1 | −10,000 | $10.23 | $102K | 107,406 |
| 2025-11-17 | Schultz Erica Director | Option exercise · Stock Option (Right to Buy) 10b5-1 | −10,000 | $4.19 | $42K | 59,500 |
| 2025-11-15 | Casey Andrew Chief Financial Officer | Shares withheld for taxes | −54,400 | $10.73 | $584K | 1,106,208 |
| 2025-11-15 | Liu Curtis Chief Technology Officer | Shares withheld for taxes | −36,092 | $10.73 | $387K | 756,952 |
| 2025-11-15 | HANSEN THOMAS NEERGAARD President | Shares withheld for taxes | −91,618 | $10.73 | $983K | 1,914,987 |
| 2025-11-11 | Skates Spenser Chief Executive Officer | Conversion 10b5-1 | +400,000 | 400,000 | ||
| 2025-11-11 | Skates Spenser Chief Executive Officer | Sale 10b5-1 | −400,000 | $10.99 | $4.4M | 0 |
| 2025-11-11 | Skates Spenser Chief Executive Officer | Conversion · Class B Common Stock 10b5-1 | −400,000 | 610,000 | ||
| 2025-11-07 | Casey Andrew Chief Financial Officer | Purchase | +30,000 | $9.99 | $300K | 1,160,608 |
| 2025-10-15 | Schultz Erica Director | Option exercise 10b5-1 | +10,000 | $4.19 | $42K | 117,406 |
| 2025-10-15 | Schultz Erica Director | Sale 10b5-1 | −10,000 | $10.12 | $101K | 107,406 |
| 2025-10-15 | Schultz Erica Director | Option exercise · Stock Option (Right to Buy) 10b5-1 | −10,000 | 69,500 | ||
| 2025-10-05 | Tzuo Tien Director | Grant or award | +977 | 97,543 | ||
| 2025-09-15 | Schultz Erica Director | Option exercise 10b5-1 | +10,000 | $4.19 | $42K | 117,406 |
| 2025-09-15 | Schultz Erica Director | Sale 10b5-1 | −10,000 | $11.06 | $111K | 107,406 |
| 2025-09-15 | Schultz Erica Director | Option exercise · Stock Option (Right to Buy) 10b5-1 | −10,000 | 79,500 | ||
| 2025-08-15 | HANSEN THOMAS NEERGAARD President | Shares withheld for taxes | −95,809 | $11.47 | $1.1M | 2,006,605 |
| 2025-08-15 | Casey Andrew Chief Financial Officer | Shares withheld for taxes | −54,399 | $11.47 | $624K | 1,128,108 |
| 2025-08-15 | Liu Curtis Chief Technology Officer | Shares withheld for taxes | −34,301 | $11.47 | $393K | 793,044 |
| 2025-08-15 | Schultz Erica Director | Option exercise 10b5-1 | +7,500 | $4.19 | $31K | 114,906 |
Page 5 of 48 · 949 trades