Spenser Skates

Companies

• Amplitude, Inc.President Apr 22, 2026 to now¹
• Amplitude, Inc.Board member Sep 21, 2021 to now²
• Amplitude, Inc.Chief executive officer Sep 21, 2021 to now²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• AAmplitude, Inc. AMPL1,231,188 shares³$18.6M at $15.13Sep 10, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Sep 10, 2026Sold 185,000 shares at $12.30 of Amplitude, Inc.³
• Sep 10, 2026Converted 185,000 shares of Amplitude, Inc.³
• Aug 17, 2026Shares withheld for tax 52,369 shares at $13.03 of Amplitude, Inc.⁴
• May 15, 2026Shares withheld for tax 39,562 shares at $6.06 of Amplitude, Inc.⁵
• Apr 21, 2026Granted 1,323,119 shares of Amplitude, Inc.⁶
• Dec 26, 2025Sold 100 shares at $12.00 of Amplitude, Inc.⁷
• Dec 26, 2025Converted 100 shares of Amplitude, Inc.⁷
• Dec 24, 2025Sold 42,743 shares at $12.01 of Amplitude, Inc.⁸
• Dec 24, 2025Converted 42,743 shares of Amplitude, Inc.⁸
• Nov 11, 2025Sold 400,000 shares at $10.99 of Amplitude, Inc.⁹
• Nov 11, 2025Converted 400,000 shares of Amplitude, Inc.⁹
• Feb 18, 2022Converted 70,000 shares of Amplitude, Inc.¹⁰
• Feb 18, 2022Converted 30,000 shares of Amplitude, Inc.¹⁰
• Feb 18, 2022Exercised options 70,000 shares at $4.19 of Amplitude, Inc.¹⁰
• Feb 18, 2022Exercised options 30,000 shares at $4.19 of Amplitude, Inc.¹⁰
• Dec 13, 2021Gift 189,000 shares of Amplitude, Inc.¹¹
• Dec 13, 2021Converted 189,000 shares of Amplitude, Inc.¹¹
• Oct 1, 2021Sold 25,000 shares at $54.23 of Amplitude, Inc.¹²