Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: -$10.3M
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 14 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 46 most recent Form 4 transactions.
| Nov 9 | AMPL | Amplitude, Inc. | CCONV◷ | 48 | — | — | — | Open the original filing on SEC.gov |
| Nov 5 | AMPL | Amplitude, Inc. | CCONV◷◆ | 61 | — | — | — | Open the original filing on SEC.gov |
| Nov 5 | AMPL | Amplitude, Inc. | SSELL◷ | 32 | $18.67 | $597 | -100.0% | Open the original filing on SEC.gov |
| Nov 5 | AMPL | Amplitude, Inc. | SSELL◷ | 29 | $17.52 | $508 | -47.5% | Open the original filing on SEC.gov |
| Nov 5 | AMPL | Amplitude, Inc. | CCONV◷ | 61 | — | — | — | Open the original filing on SEC.gov |
| Nov 4 | AMPL | Amplitude, Inc. | CCONV◷◆ | 901 | — | — | — | Open the original filing on SEC.gov |
| Nov 4 | AMPL | Amplitude, Inc. | SSELL◷ | 901 | $17.46 | $15.7K | -100.0% | Open the original filing on SEC.gov |
| Nov 4 | AMPL | Amplitude, Inc. | CCONV◷ | 901 | — | — | — | Open the original filing on SEC.gov |
| Oct 28 | AMPL | Amplitude, Inc. | CCONV◷◆ | 6,651 | — | — | — | Open the original filing on SEC.gov |
| Oct 28 | AMPL | Amplitude, Inc. | SSELL◷ | 6,651 | $17.53 | $116.6K | -100.0% | Open the original filing on SEC.gov |
| Oct 28 | AMPL | Amplitude, Inc. | CCONV◷ | 6,651 | — | — | — | Open the original filing on SEC.gov |
| Oct 26 | AMPL | Amplitude, Inc. | CCONV◷◆ | 300 | — | — | — | Open the original filing on SEC.gov |
| Oct 26 | AMPL | Amplitude, Inc. | SSELL◷ | 200 | $17.47 | $3.5K | -100.0% | Open the original filing on SEC.gov |
| Oct 26 | AMPL | Amplitude, Inc. | SSELL◷ | 100 | $17.45 | $1.7K | -33.3% | Open the original filing on SEC.gov |
| Oct 26 | AMPL | Amplitude, Inc. | CCONV◷ | 300 | — | — | — | Open the original filing on SEC.gov |
| Oct 23 | AMPL | Amplitude, Inc. | CCONV◷◆ | 107,136 | — | — | — | Open the original filing on SEC.gov |
| Oct 23 | AMPL | Amplitude, Inc. | SSELL◷ | 107,136 | $17.52 | $1.9M | -100.0% | Open the original filing on SEC.gov |
| Oct 23 | AMPL | Amplitude, Inc. | CCONV◷ | 107,136 | — | — | — | Open the original filing on SEC.gov |
| Oct 2 | AMPL | Amplitude, Inc. | CCONV◷◆ | 70,087 | — | — | — | Open the original filing on SEC.gov |
| Oct 2 | AMPL | Amplitude, Inc. | SSELL◷ | 70,087 | $14.52 | $1M | -100.0% | Open the original filing on SEC.gov |
| Oct 2 | AMPL | Amplitude, Inc. | CCONV◷ | 70,087 | — | — | — | Open the original filing on SEC.gov |
| Oct 1 | AMPL | Amplitude, Inc. | CCONV◷◆ | 3,539 | — | — | — | Open the original filing on SEC.gov |
| Oct 1 | AMPL | Amplitude, Inc. | SSELL◷ | 3,539 | $14.45 | $51.1K | -100.0% | Open the original filing on SEC.gov |
| Oct 1 | AMPL | Amplitude, Inc. | CCONV◷ | 3,539 | — | — | — | Open the original filing on SEC.gov |
| Sep 30 | AMPL | Amplitude, Inc. | CCONV◷◆ | 1,374 | — | — | — | Open the original filing on SEC.gov |
| Sep 30 | AMPL | Amplitude, Inc. | SSELL◷ | 1,374 | $14.45 | $19.9K | -100.0% | Open the original filing on SEC.gov |
| Sep 30 | AMPL | Amplitude, Inc. | CCONV◷ | 1,374 | — | — | — | Open the original filing on SEC.gov |
| Sep 10 | AMPL | Amplitude, Inc. | CCONV◷◆ | 185,000 | — | — | — | Open the original filing on SEC.gov |
| Sep 10 | AMPL | Amplitude, Inc. | SSELL◷ | 185,000 | $12.30 | $2.3M | -100.0% | Open the original filing on SEC.gov |
| Sep 10 | AMPL | Amplitude, Inc. | CCONV◷ | 185,000 | — | — | — | Open the original filing on SEC.gov |
| Aug 17 | AMPL | Amplitude, Inc. | FTAX | 52,369 | $13.03 | $682.4K | -4.1% | Open the original filing on SEC.gov |
| May 15 | AMPL | Amplitude, Inc. | FTAX | 39,562 | $6.06 | $239.7K | -3.0% | Open the original filing on SEC.gov |
| Apr 21 | AMPL | Amplitude, Inc. | AGRANT | 1.3M | — | — | — | Open the original filing on SEC.gov |
| Dec 26, 2025 | AMPL | Amplitude, Inc. | CCONV◷◆ | 100 | — | — | — | Open the original filing on SEC.gov |
| Dec 26, 2025 | AMPL | Amplitude, Inc. | SSELL◷ | 100 | $12.00 | $1.2K | -100.0% | Open the original filing on SEC.gov |
| Dec 26, 2025 | AMPL | Amplitude, Inc. | CCONV◷ | 100 | — | — | — | Open the original filing on SEC.gov |
| Dec 24, 2025 | AMPL | Amplitude, Inc. | CCONV◷◆ | 42,743 | — | — | — | Open the original filing on SEC.gov |
| Dec 24, 2025 | AMPL | Amplitude, Inc. | SSELL◷ | 42,743 | $12.01 | $513.4K | -100.0% | Open the original filing on SEC.gov |
| Dec 24, 2025 | AMPL | Amplitude, Inc. | CCONV◷ | 42,743 | — | — | — | Open the original filing on SEC.gov |
| Nov 11, 2025 | AMPL | Amplitude, Inc. | CCONV◷◆ | 400,000 | — | — | — | Open the original filing on SEC.gov |
| Nov 11, 2025 | AMPL | Amplitude, Inc. | SSELL◷ | 400,000 | $10.99 | $4.4M | -100.0% | Open the original filing on SEC.gov |
| Nov 11, 2025 | AMPL | Amplitude, Inc. | CCONV◷ | 400,000 | — | — | — | Open the original filing on SEC.gov |
| Aug 4, 2025 | AMPL | Amplitude, Inc. | GGIFT◆ | 1M | — | — | — | Open the original filing on SEC.gov |
| Aug 4, 2025 | AMPL | Amplitude, Inc. | GGIFT◆ | 1M | — | — | — | Open the original filing on SEC.gov |