Liu Curtis, Chief Technology Officer at Amplitude Inc. ($AMPL), made two open market sales of company shares over the past year, totaling about $506 thousand. His latest sale occurred on March 6, 2026. These transactions rank 6,405th among 11,678 individual insiders by sale value, well below the average of $8.6 million across 6.4 transactions per seller. Curtis recorded no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 6, 2026 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | S | Class A Common Stock | 33201 | $8.01 | 603,756.0000 | 131,976,000 | 5.21% | 0.03% |
| March 5, 2026 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | S | Class A Common Stock | 30061 | $8.00 | 636,957.0000 | 131,976,000 | 4.51% | 0.02% |
| Feb. 15, 2026 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | F | Class A Common Stock | 26672 | $6.34 | 730,280.0000 | 131,976,000 | 3.52% | 0.02% |
| Nov. 15, 2025 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | F | Class A Common Stock | 36092 | $10.73 | 756,952.0000 | 132,997,000 | 4.55% | 0.03% |
| Aug. 15, 2025 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | F | Class A Common Stock | 34301 | $11.47 | 793,044.0000 | 123,900,000 | 4.15% | 0.03% |
| May 15, 2025 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | F | Class A Common Stock | 25533 | $12.14 | 8,209,553.0000 | 123,900,000 | 0.31% | 0.02% |
| April 25, 2025 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | A | Class A Common Stock | 852878 | $0.00 | 8,235,086.0000 | 123,900,000 | 11.55% | 0.69% |
| Feb. 1, 2024 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | C | Class A Common Stock | 23866 | $0.00 | 0.0000 | 116,938,000 | 100.00% | 0.02% |
| Feb. 1, 2024 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | M | Stock Options (Right to buy) | 23866 | $0.00 | 12,199.0000 | 116,938,000 | 66.17% | 0.02% |
| Feb. 1, 2024 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | C | Class B Common Stock | 23866 | $0.00 | 7,382,208.0000 | 116,938,000 | 0.32% | 0.02% |
| Feb. 1, 2024 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | M | Class A Common Stock | 23866 | $4.19 | 23,866.0000 | 116,938,000 | 9999.99% | 0.02% |
| Feb. 1, 2023 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | C | Class B Common Stock | 23866 | $0.00 | 7,358,342.0000 | 111,437,000 | 0.33% | 0.02% |
| Feb. 1, 2023 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | M | Class A Common Stock | 23866 | $4.19 | 23,866.0000 | 111,437,000 | 9999.99% | 0.02% |
| Feb. 1, 2023 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | C | Class A Common Stock | 23866 | $0.00 | 0.0000 | 111,437,000 | 100.00% | 0.02% |
| Feb. 1, 2023 | Amplitude, Inc. | $AMPL | Liu Curtis | Chief Technology Officer | M | Stock Options (Right to buy) | 23866 | $0.00 | 36,065.0000 | 111,437,000 | 39.82% | 0.02% |