AMPL Amplitude, Inc.
Nasdaq · SEC CIK 1866692 · EDGAR
- Bought, last 12 months
- $299.7K 1 purchases by 1 insiders
- Sold, last 12 months
- $12.46M 14 sales by 5 insiders
- Filings on record
- 261 since 2021-09-23, latest 2026-09-14 16:59
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Skates Spenser | CEO, Pres, Dir, 10% | — | $7.19M |
| Crook Nathaniel Glenn | Chief Commercial Off | — | $3.90M |
| Liu Curtis | CTO, Dir, 10% | — | $1.01M |
| Schultz Erica | Dir | — | $312.3K |
| Casey Andrew | CFO | $299.7K | — |
| Wong Catherine | Dir | — | $50.6K |
| Tzuo Tien | Dir | — | — |
| HANSEN THOMAS NEERGAARD | Pres | — | — |
| Grady Patrick W | Dir, 10% | — | — |
| Gill Ronald S | Dir | — | — |
Transactions 334
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DTI | 2026-09-14 16:59 | 2026-09-10 | AMPL | Skates Spenser | CEO, Pres, Dir, 10% | C - Cnv Deriv | $0.00 | +185.0K | 185.0K | New | $0 |
| DTI | 2026-09-14 16:59 | 2026-09-10 | AMPL | Skates Spenser | CEO, Pres, Dir, 10% | S - Sale | $12.30 | -185.0K | 0 | -100% | -$2.28M |
| T | 2026-09-09 17:03 | 2026-09-04 | AMPL | Crook Nathaniel Glenn | Chief Commercial Off | S - Sale | $12.99 | -300.0K | 1.62M | -16% | -$3.90M |
| 2026-08-18 17:19 | 2026-08-17 | AMPL | Liu Curtis | CTO, Dir, 10% | F - Tax | $13.03 | -53.9K | 950.3K | -5% | -$702.0K | |
| 2026-08-18 17:18 | 2026-08-17 | AMPL | Skates Spenser | CEO, Pres, Dir, 10% | F - Tax | $13.03 | -52.4K | 1.23M | -4% | -$682.4K | |
| 2026-08-18 17:16 | 2026-08-17 | AMPL | Crook Nathaniel Glenn | Chief Commercial Off | F - Tax | $13.03 | -109.4K | 1.92M | -5% | -$1.43M | |
| 2026-08-18 17:14 | 2026-08-17 | AMPL | Casey Andrew | CFO | F - Tax | $13.03 | -72.8K | 1.36M | -5% | -$948.8K | |
| 2026-07-07 18:19 | 2026-07-05 | AMPL | Tzuo Tien | Dir | A - Grant | $0.00 | +1,521 | 101.6K | +2% | $0 | |
| 2026-07-07 18:18 | 2026-07-05 | AMPL | Schultz Erica | Dir | A - Grant | $0.00 | +1,659 | 143.1K | +1% | $0 | |
| AT | 2026-06-16 17:15 | 2026-06-01 | AMPL | Liu Curtis | CTO, Dir, 10% | S - Sale | $8.03 | -22.8K | 1.00M | -2% | -$182.9K |
| T | 2026-06-15 16:26 | 2026-06-12 | AMPL | Wong Catherine | Dir | S - Sale | $6.79 | -7,453 | 111.5K | -6% | -$50.6K |
| 2026-06-11 16:42 | 2026-06-09 | AMPL | Whitehurst James M | Dir | A - Grant | $0.00 | +24.9K | 187.2K | +15% | $0 | |
| 2026-06-11 16:42 | 2026-06-09 | AMPL | Wong Catherine | Dir | A - Grant | $0.00 | +24.9K | 118.9K | +26% | $0 | |
| 2026-06-11 16:42 | 2026-06-09 | AMPL | Gill Ronald S | Dir | A - Grant | $0.00 | +24.9K | 99.5K | +33% | $0 | |
| 2026-06-11 16:41 | 2026-06-09 | AMPL | Schultz Erica | Dir | A - Grant | $0.00 | +24.9K | 141.4K | +21% | $0 | |
| 2026-06-11 16:21 | 2026-06-09 | AMPL | Grady Patrick W | Dir, 10% | A - Grant | $0.00 | +24.9K | 85.8K | +41% | $0 | |
| T | 2026-06-03 17:17 | 2026-06-01 | AMPL | Liu Curtis | CTO, Dir, 10% | S - Sale | $8.03 | -22.2K | 1.00M | -2% | -$178.2K |
| 2026-05-19 16:28 | 2026-05-15 | AMPL | Liu Curtis | CTO, Dir, 10% | F - Tax | $6.06 | -40.3K | 1.03M | -4% | -$244.1K | |
| 2026-05-19 16:28 | 2026-05-15 | AMPL | Crook Nathaniel Glenn | Chief Commercial Off | F - Tax | $6.06 | -101.3K | 2.03M | -5% | -$613.8K | |
| 2026-05-19 16:27 | 2026-05-15 | AMPL | Casey Andrew | CFO | F - Tax | $6.06 | -64.9K | 1.44M | -4% | -$393.1K | |
| 2026-05-19 16:27 | 2026-05-15 | AMPL | Skates Spenser | CEO, Pres, Dir, 10% | F - Tax | $6.06 | -39.6K | 1.28M | -3% | -$239.7K | |
| T | 2026-05-06 16:52 | 2026-05-04 | AMPL | Liu Curtis | CTO, Dir, 10% | S - Sale | $8.12 | -17.6K | 1.07M | -2% | -$142.9K |
| 2026-04-22 17:11 | 2026-04-21 | AMPL | Skates Spenser | CEO, Pres, Dir, 10% | A - Grant | $0.00 | +1.32M | 1.32M | New | $0 | |
| 2026-04-17 17:55 | 2026-04-15 | AMPL | Liu Curtis | CTO, Dir, 10% | A - Grant | $0.00 | +417.8K | 1.08M | +63% | $0 | |
| M | 2026-04-17 17:54 | 2026-04-15 | AMPL | Crook Nathaniel Glenn | Chief Commercial Off | A - Grant | $0.00 | +1.25M | 2.13M | +143% | $0 |
| 2026-04-17 17:54 | 2026-04-15 | AMPL | Casey Andrew | CFO | A - Grant | $0.00 | +431.8K | 1.50M | +40% | $0 | |
| 2026-04-07 17:31 | 2026-04-05 | AMPL | Schultz Erica | Dir | A - Grant | $0.00 | +1,678 | 116.6K | +1% | $0 | |
| 2026-04-07 17:30 | 2026-04-05 | AMPL | Tzuo Tien | Dir | A - Grant | $0.00 | +1,538 | 100.1K | +2% | $0 | |
| T | 2026-03-10 | 2026-03-06 | AMPL | Liu Curtis | CTO, Dir, 10% | S - Sale | $8.01 | -33.2K | 603.8K | -5% | -$265.9K |
| T | 2026-03-09 | 2026-03-05 | AMPL | Liu Curtis | CTO, Dir, 10% | S - Sale | $8.00 | -30.1K | 637.0K | -5% | -$240.5K |
| 2026-02-17 | 2026-02-15 | AMPL | Casey Andrew | CFO | F - Tax | $6.34 | -39.4K | 1.07M | -4% | -$250.0K | |
| 2026-02-17 | 2026-02-15 | AMPL | HANSEN THOMAS NEERGAARD | Pres | F - Tax | $6.34 | -69.1K | 1.85M | -4% | -$438.4K | |
| 2026-02-17 | 2026-02-15 | AMPL | Liu Curtis | CTO, Dir, 10% | F - Tax | $6.34 | -26.7K | 730.3K | -4% | -$169.1K | |
| 2026-01-07 | 2026-01-05 | AMPL | Tzuo Tien | Dir | A - Grant | $0.00 | +999 | 98.5K | +1% | $0 | |
| DTI | 2025-12-30 | 2025-12-26 | AMPL | Skates Spenser | CEO, Dir, 10% | S - Sale | $12.00 | -100 | 0 | -100% | -$1,200 |
| DTI | 2025-12-30 | 2025-12-26 | AMPL | Skates Spenser | CEO, Dir, 10% | C - Cnv Deriv | $0.00 | +100 | 100 | New | $0 |
| DTI | 2025-12-29 | 2025-12-24 | AMPL | Skates Spenser | CEO, Dir, 10% | C - Cnv Deriv | $0.00 | +42.7K | 42.7K | New | $0 |
| DTI | 2025-12-29 | 2025-12-24 | AMPL | Skates Spenser | CEO, Dir, 10% | S - Sale | $12.01 | -42.7K | 0 | -100% | -$513.3K |
| DT | 2025-12-17 | 2025-12-15 | AMPL | Schultz Erica | Dir | S - Sale+OE | $10.88 | -10.0K | 114.9K | -8% | -$108.8K |
| DT | 2025-12-17 | 2025-12-15 | AMPL | Schultz Erica | Dir | M - OptEx | $4.19 | +10.0K | 124.9K | +9% | +$41.9K |
| DT | 2025-11-19 | 2025-11-17 | AMPL | Schultz Erica | Dir | S - Sale+OE | $10.23 | -10.0K | 107.4K | -9% | -$102.3K |
| DT | 2025-11-19 | 2025-11-17 | AMPL | Schultz Erica | Dir | M - OptEx | $4.19 | +10.0K | 117.4K | +9% | +$41.9K |
| 2025-11-18 | 2025-11-15 | AMPL | Casey Andrew | CFO | F - Tax | $10.73 | -54.4K | 1.11M | -5% | -$583.7K | |
| 2025-11-18 | 2025-11-15 | AMPL | Liu Curtis | CTO, Dir, 10% | F - Tax | $10.73 | -36.1K | 757.0K | -5% | -$387.3K | |
| 2025-11-18 | 2025-11-15 | AMPL | HANSEN THOMAS NEERGAARD | Pres | F - Tax | $10.73 | -91.6K | 1.91M | -5% | -$983.1K | |
| DTI | 2025-11-13 | 2025-11-11 | AMPL | Skates Spenser | CEO, Dir, 10% | S - Sale | $10.99 | -400.0K | 0 | -100% | -$4.40M |
| DTI | 2025-11-13 | 2025-11-11 | AMPL | Skates Spenser | CEO, Dir, 10% | C - Cnv Deriv | $0.00 | +400.0K | 400.0K | New | $0 |
| 2025-11-12 | 2025-11-07 | AMPL | Casey Andrew | CFO | P - Purchase | $9.99 | +30.0K | 1.16M | +3% | +$299.7K | |
| DT | 2025-10-17 | 2025-10-15 | AMPL | Schultz Erica | Dir | M - OptEx | $4.19 | +10.0K | 117.4K | +9% | +$41.9K |
| DT | 2025-10-17 | 2025-10-15 | AMPL | Schultz Erica | Dir | S - Sale+OE | $10.12 | -10.0K | 107.4K | -9% | -$101.2K |
| 2025-10-07 | 2025-10-05 | AMPL | Tzuo Tien | Dir | A - Grant | $0.00 | +977 | 97.5K | +1% | $0 | |
| DT | 2025-09-17 | 2025-09-15 | AMPL | Schultz Erica | Dir | M - OptEx | $4.19 | +10.0K | 117.4K | +9% | +$41.9K |
| DT | 2025-09-17 | 2025-09-15 | AMPL | Schultz Erica | Dir | S - Sale+OE | $11.06 | -10.0K | 107.4K | -9% | -$110.6K |
| 2025-08-19 | 2025-08-15 | AMPL | HANSEN THOMAS NEERGAARD | Pres | F - Tax | $11.47 | -95.8K | 2.01M | -5% | -$1.10M | |
| 2025-08-19 | 2025-08-15 | AMPL | Casey Andrew | CFO | F - Tax | $11.47 | -54.4K | 1.13M | -5% | -$624.0K | |
| 2025-08-19 | 2025-08-15 | AMPL | Liu Curtis | CTO, Dir, 10% | F - Tax | $11.47 | -34.3K | 793.0K | -4% | -$393.4K | |
| DT | 2025-08-19 | 2025-08-15 | AMPL | Schultz Erica | Dir | M - OptEx | $4.19 | +7,500 | 114.9K | +7% | +$31.4K |
| DT | 2025-08-19 | 2025-08-15 | AMPL | Schultz Erica | Dir | S - Sale+OE | $11.46 | -7,500 | 107.4K | -7% | -$86.0K |
| DT | 2025-07-17 | 2025-07-15 | AMPL | Schultz Erica | Dir | S - Sale+OE | $12.56 | -7,500 | 107.4K | -7% | -$94.2K |
| DMT | 2025-07-17 | 2025-06-11+ | AMPL | Schultz Erica | Dir | M - OptEx | $4.19 | +15.0K | 114.9K | +15% | +$62.9K |
| 2025-07-08 | 2025-07-05 | AMPL | Tzuo Tien | Dir | A - Grant | $0.00 | +894 | 96.6K | +0.9% | $0 | |
| 2025-06-16 | 2025-06-12 | AMPL | Gill Ronald S | Dir | A - Grant | $0.00 | +14.9K | 74.7K | +25% | $0 | |
| 2025-06-16 | 2025-06-12 | AMPL | Grady Patrick W | Dir, 10% | A - Grant | $0.00 | +14.9K | 60.9K | +32% | $0 | |
| 2025-06-16 | 2025-06-12 | AMPL | Schultz Erica | Dir | A - Grant | $0.00 | +14.9K | 107.4K | +16% | $0 | |
| 2025-06-16 | 2025-06-12 | AMPL | Whitehurst James M | Dir | A - Grant | $0.00 | +14.9K | 162.3K | +10% | $0 | |
| 2025-06-16 | 2025-06-12 | AMPL | Wong Catherine | Dir | A - Grant | $0.00 | +14.9K | 94.1K | +19% | $0 | |
| 2025-06-16 | 2025-06-12 | AMPL | Vishria Eric | Dir | A - Grant | $0.00 | +14.9K | 64.7K | +30% | $0 | |
| T | 2025-06-13 | 2025-06-11 | AMPL | Schultz Erica | Dir | S - Sale | $12.49 | -26.4K | 92.5K | -22% | -$329.7K |
| T | 2025-06-13 | 2025-06-11 | AMPL | Wong Catherine | Dir | S - Sale | $12.49 | -8,502 | 79.2K | -10% | -$106.2K |
| T | 2025-05-21 | 2025-05-19 | AMPL | Wong Catherine | Dir | S - Sale | $11.75 | -3,515 | 87.7K | -4% | -$41.3K |
| 2025-05-19 | 2025-05-15 | AMPL | Casey Andrew | CFO | F - Tax | $12.14 | -54.4K | 1.18M | -4% | -$660.4K | |
| 2025-05-19 | 2025-05-15 | AMPL | Liu Curtis | CTO, Dir, 10% | F - Tax | $12.14 | -25.5K | 827.3K | -3% | -$310.0K | |
| 2025-05-19 | 2025-05-15 | AMPL | HANSEN THOMAS NEERGAARD | Pres | F - Tax | $12.14 | -95.8K | 2.10M | -4% | -$1.16M | |
| DI | 2025-05-14 | 2025-05-12 | AMPL | Vishria Eric | Dir | S - Sale | $12.00 | -10.0K | 329.6K | -3% | -$120.0K |
| DMI | 2025-05-14 | 2025-05-12 | AMPL | Vishria Eric | Dir | J - Other | $0.00 | -1.61M | 0 | -100% | $0 |
| DI | 2025-05-14 | 2025-05-12 | AMPL | Vishria Eric | Dir | C - Cnv Deriv | $0.00 | +1.69M | 1.69M | New | $0 |
| TI | 2025-05-12 | 2025-05-08 | AMPL | Vishria Eric | Dir | S - Sale | $10.15 | -25.0K | 261.9K | -9% | -$253.8K |
| 2025-04-29 | 2025-04-25 | AMPL | Casey Andrew | CFO | A - Grant | $0.00 | +159.9K | 1.24M | +15% | $0 | |
| 2025-04-29 | 2025-04-25 | AMPL | HANSEN THOMAS NEERGAARD | Pres | A - Grant | $0.00 | +565.0K | 2.20M | +35% | $0 | |
| 2025-04-29 | 2025-04-25 | AMPL | Liu Curtis | CTO, Dir, 10% | A - Grant | $0.00 | +852.9K | 852.9K | New | $0 | |
| 2025-04-08 | 2025-04-05 | AMPL | Tzuo Tien | Dir | A - Grant | $0.00 | +398 | 95.7K | +0.4% | $0 | |
| 2025-04-08 | 2025-04-05 | AMPL | Vishria Eric | Dir | A - Grant | $0.00 | +643 | 49.8K | +1% | $0 | |
| 2025-03-17 | 2025-03-13 | AMPL | Casey Andrew | CFO | P - Purchase | $11.42 | +21.0K | 1.08M | +2% | +$239.8K | |
| T | 2025-03-12 | 2025-03-11 | AMPL | Wong Catherine | Dir | S - Sale | $12.04 | -3,515 | 91.2K | -4% | -$42.3K |
| I | 2025-02-26 | 2025-02-24 | AMPL | Vishria Eric | Dir | S - Sale | $12.80 | -35.0K | 286.9K | -11% | -$448.0K |
| 2025-02-25 | 2025-02-22 | AMPL | Tzuo Tien | Dir | A - Grant | $0.00 | +44.5K | 95.3K | +88% | $0 | |
| DMI | 2025-02-24 | 2025-02-20 | AMPL | Vishria Eric | Dir | J - Other | $0.00 | -954.3K | 321.9K | -75% | $0 |
| DI | 2025-02-24 | 2025-02-20 | AMPL | Vishria Eric | Dir | C - Cnv Deriv | $0.00 | +1.00M | 1.00M | New | $0 |
| 2025-02-18 | 2025-02-15 | AMPL | HANSEN THOMAS NEERGAARD | Pres | F - Tax | $12.04 | -60.0K | 1.63M | -4% | -$722.6K | |
| 2025-02-18 | 2025-02-15 | AMPL | Casey Andrew | CFO | F - Tax | $12.04 | -35.7K | 1.06M | -3% | -$430.4K | |
| TI | 2025-01-29 | 2025-01-28 | AMPL | Vishria Eric | Dir | S - Sale | $12.00 | -3,563 | 276.2K | -1% | -$42.8K |
| 2025-01-07 | 2025-01-05 | AMPL | Vishria Eric | Dir | A - Grant | $0.00 | +683 | 49.2K | +1% | $0 | |
| TI | 2024-12-16 | 2024-12-13 | AMPL | Vishria Eric | Dir | S - Sale | $12.02 | -6,437 | 279.8K | -2% | -$77.4K |
| 2024-11-19 | 2024-11-15 | AMPL | Casey Andrew | CFO | F - Tax | $9.59 | -33.9K | 1.09M | -3% | -$324.6K | |
| 2024-11-19 | 2024-11-15 | AMPL | HANSEN THOMAS NEERGAARD | Pres | F - Tax | $9.59 | -71.8K | 1.69M | -4% | -$688.1K | |
| T | 2024-11-19 | 2024-11-18 | AMPL | Wong Catherine | Dir | S - Sale | $9.57 | -3,515 | 94.7K | -4% | -$33.6K |
| TI | 2024-11-14 | 2024-11-12 | AMPL | Vishria Eric | Dir | S - Sale | $10.18 | -25.0K | 286.2K | -8% | -$254.5K |
| 2024-10-08 | 2024-10-05 | AMPL | Vishria Eric | Dir | A - Grant | $0.00 | +854 | 48.5K | +2% | $0 | |
| 2024-09-17 | 2024-09-15 | AMPL | Casey Andrew | CFO | A - Grant | $0.00 | +1.13M | 1.13M | New | $0 | |
| T | 2024-08-20 | 2024-08-19 | AMPL | Wong Catherine | Dir | S - Sale | $8.54 | -3,515 | 98.2K | -3% | -$30.0K |
Purchase Sale Sale after option exercise All abbreviations