Amplitude, Inc. (AMPL) · INSIDERData sourcesSEC Form 42h ago
House PTR1h ago
SEC 13F1h ago
Robinhood Chain1h ago
Public companyAmplitude, Inc.
AMPLCIK 0001866692
Price$16.70
1 year+73.2%
Disclosed transactions46
Buys / sells1 / 13
Max Insider Score41
Connections with evidence8
AMPL · disclosed activity on price
| Score | Actor | Security | Side | Value | Executed | Disclosed | Lag | Source | Evidence |
|---|
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 901 sh | Nov 4, 2026 | Nov 6, 2026 |
| 10 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $16K 901 sh | Nov 4, 2026 | Nov 6, 2026 traded Nov 4, 2026 | +2d | SEC Form 4 | |
| 6 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $508 29 sh | Nov 5, 2026 | Nov 6, 2026 traded Nov 5, 2026 | +1d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 901 sh | Nov 4, 2026 | Nov 6, 2026 traded Nov 4, 2026 | +2d | SEC Form 4 | |
| 10 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $597 32 sh | Nov 5, 2026 | Nov 6, 2026 traded Nov 5, 2026 | +1d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 61 sh | Nov 5, 2026 | Nov 6, 2026 traded Nov 5, 2026 | +1d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 61 sh | Nov 5, 2026 | Nov 6, 2026 traded Nov 5, 2026 | +1d | SEC Form 4 | |
| 9 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $1,745 100 sh | Oct 26, 2026 | Oct 28, 2026 traded Oct 26, 2026 | +2d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 6,651 sh | Oct 28, 2026 | Oct 28, 2026 traded Oct 28, 2026 | +0d | SEC Form 4 | |
| 13 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $3,494 200 sh | Oct 26, 2026 | Oct 28, 2026 traded Oct 26, 2026 | +2d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 300 sh | Oct 26, 2026 | Oct 28, 2026 traded Oct 26, 2026 | +2d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 6,651 sh | Oct 28, 2026 | Oct 28, 2026 traded Oct 28, 2026 | +0d | SEC Form 4 | |
| 13 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $117K 6,651 sh | Oct 28, 2026 | Oct 28, 2026 traded Oct 28, 2026 | +0d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 300 sh | Oct 26, 2026 | Oct 28, 2026 traded Oct 26, 2026 | +2d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 107.1K sh | Oct 23, 2026 | Oct 27, 2026 traded Oct 23, 2026 | +4d | SEC Form 4 | |
| 22 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $1.88M 107.1K sh | Oct 23, 2026 | Oct 27, 2026 traded Oct 23, 2026 | +4d | SEC Form 4 | |
| 7 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 107.1K sh | Oct 23, 2026 | Oct 27, 2026 traded Oct 23, 2026 | +4d | SEC Form 4 | |
| 9 | RGRaji Vijaye GaneshDirector | AMPLAmplitude, Inc. Grant or award | A | — 37.9K sh | Oct 15, 2026 | Oct 15, 2026 traded Oct 15, 2026 | +0d | SEC Form 4 | |
| 9 | | AMPLAmplitude, Inc. Grant or award | A | — 818 sh | Oct 5, 2026 | Oct 7, 2026 traded Oct 5, 2026 | +2d | SEC Form 4 | |
| 9 | | AMPLAmplitude, Inc. Grant or award | A | — 892 sh | Oct 5, 2026 | Oct 7, 2026 traded Oct 5, 2026 | +2d | SEC Form 4 | |
| 7 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 185.0K sh | Sep 10, 2026 | Sep 14, 2026 traded Sep 10, 2026 | +4d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 185.0K sh | Sep 10, 2026 | Sep 14, 2026 traded Sep 10, 2026 | +4d | SEC Form 4 | |
| 27 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $2.28M 185.0K sh | Sep 10, 2026 | Sep 14, 2026 traded Sep 10, 2026 | +4d | SEC Form 4 | |
| 29 | CGCrook Nathaniel GlennChief Commercial Officer | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $3.90M 300.0K sh | Sep 4, 2026 | Sep 9, 2026 traded Sep 4, 2026 | +5d | SEC Form 4 | |
| 9 | | AMPLAmplitude, Inc. Grant or award | A | — 1,521 sh | Jul 5, 2026 | Jul 7, 2026 traded Jul 5, 2026 | +2d | SEC Form 4 | |
| 11 | CACasey AndrewChief Financial Officer | AMPLAmplitude, Inc. Tax withholding | F | $393K 64.9K sh | May 15, 2026 | May 19, 2026 traded May 15, 2026 | +4d | SEC Form 4 | |
| 19 | CGCrook Nathaniel GlennChief Commercial Officer | AMPLAmplitude, Inc. Tax withholding | F | $614K 101.3K sh | May 15, 2026 | May 19, 2026 traded May 15, 2026 | +4d | SEC Form 4 | |
| 8 | LCLiu CurtisDirector, Chief Technology Officer, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $143K 17.6K sh | May 4, 2026 | May 6, 2026 traded May 4, 2026 | +2d | SEC Form 4 | |
| 5 | SSSkates SpenserDirector, CEO and President, 10% Owner | AMPLAmplitude, Inc. Grant or award | A | — 1.32M sh | Apr 21, 2026 | Apr 22, 2026 traded Apr 21, 2026 | +1d | SEC Form 4 | |
| 21 | CGCrook Nathaniel GlennChief Commercial Officer | AMPLAmplitude, Inc. Grant or award | A | — 974.9K sh | Apr 15, 2026 | Apr 17, 2026 traded Apr 15, 2026 | +2d | SEC Form 4 | |
| 17 | CGCrook Nathaniel GlennChief Commercial Officer | AMPLAmplitude, Inc. Grant or award | A | — 278.6K sh | Apr 15, 2026 | Apr 17, 2026 traded Apr 15, 2026 | +2d | SEC Form 4 | |
| 13 | CACasey AndrewChief Financial Officer | AMPLAmplitude, Inc. Grant or award | A | — 431.8K sh | Apr 15, 2026 | Apr 17, 2026 traded Apr 15, 2026 | +2d | SEC Form 4 | |
| 21 | LCLiu CurtisDirector, Chief Technology Officer, 10% Owner | AMPLAmplitude, Inc. Grant or award | A | — 417.8K sh | Apr 15, 2026 | Apr 17, 2026 traded Apr 15, 2026 | +2d | SEC Form 4 | |
| 9 | | AMPLAmplitude, Inc. Grant or award | A | — 1,538 sh | Apr 5, 2026 | Apr 7, 2026 traded Apr 5, 2026 | +2d | SEC Form 4 | |
| 11 | CACasey AndrewChief Financial Officer | AMPLAmplitude, Inc. Tax withholding | F | $250K 39.4K sh | Feb 15, 2026 | Feb 17, 2026 traded Feb 15, 2026 | +2d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 100 sh | Dec 26, 2025 | Dec 30, 2025 traded Dec 26, 2025 | +4d | SEC Form 4 | |
| 13 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $1,200 100 sh | Dec 26, 2025 | Dec 30, 2025 traded Dec 26, 2025 | +4d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 100 sh | Dec 26, 2025 | Dec 30, 2025 traded Dec 26, 2025 | +4d | SEC Form 4 | |
| 25 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $513K 42.7K sh | Dec 24, 2025 | Dec 29, 2025 traded Dec 24, 2025 | +5d | SEC Form 4 | |
| 1 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 42.7K sh | Dec 24, 2025 | Dec 29, 2025 traded Dec 24, 2025 | +5d | SEC Form 4 | |
| 5 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 42.7K sh | Dec 24, 2025 | Dec 29, 2025 traded Dec 24, 2025 | +5d | SEC Form 4 | |
| 15 | CACasey AndrewChief Financial Officer | AMPLAmplitude, Inc. Tax withholding | F | $584K 54.4K sh | Nov 15, 2025 | Nov 18, 2025 traded Nov 15, 2025 | +3d | SEC Form 4 | |
| 11 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 400.0K sh | Nov 11, 2025 | Nov 13, 2025 traded Nov 11, 2025 | +2d | SEC Form 4 | |
| 26 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Open-market sale · 10b5-1 plan | SELL | $4.40M 400.0K sh | Nov 11, 2025 | Nov 13, 2025 traded Nov 11, 2025 | +2d | SEC Form 4 | |
| 0 | SSSkates SpenserDirector, Chief Executive Officer, 10% Owner | AMPLAmplitude, Inc. Derivative conversion · 10b5-1 plan | C | — 400.0K sh | Nov 11, 2025 | Nov 13, 2025 traded Nov 11, 2025 | +2d | SEC Form 4 | |
| 41 | CACasey AndrewChief Financial Officer | AMPLAmplitude, Inc. Open-market purchase | BUY | $300K 30.0K sh | Nov 7, 2025 | Nov 12, 2025 traded Nov 7, 2025 | +5d | SEC Form 4 | |
Chief Commercial Officer · Apr 17, 2026
Skates SpenserDirector, Chief Executive Officer, 10% Owner · Nov 13, 2025 Planned sales and 5% stakes
Form 144, 13D and 13G