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Reporting owner

Skates Spenser

Reporting owner CIK 0001882913 · CEO and President · Director · 10% owner

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These transactions appear in filings associated with this reporting owner. Jointly reported quantities and amounts are unallocated; they are not this owner's individual purchases or total holdings. Names and roles reflect the relevant filing, and a reporting owner may be a person or an organization.

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Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.Skates SpenserSkates SpenserSkates Spenser · October 2, 2026 · Conversion · Class A Common StockSkates Spenser · October 1, 2026 · Conversion · Class A Common StockSkates Spenser · September 30, 2026 · Conversion · Class A Common StockSkates Spenser · December 26, 2025 · Conversion · Class A Common StockSkates Spenser · December 24, 2025 · Conversion · Class A Common StockSkates Spenser · November 11, 2025 · Conversion · Class A Common StockNov 11, 2025Oct 2, 2026
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

6 dated transactions · 1 of 1 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Oct 2, 2026Amplitude, Inc.Class A Common StockSkates SpenserConversion
Oct 1, 2026Amplitude, Inc.Class A Common StockSkates SpenserConversion
Sep 30, 2026Amplitude, Inc.Class A Common StockSkates SpenserConversion
Dec 26, 2025Amplitude, Inc.Class A Common StockSkates SpenserConversion
Dec 24, 2025Amplitude, Inc.Class A Common StockSkates SpenserConversion
Nov 11, 2025Amplitude, Inc.Class A Common StockSkates SpenserConversion

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Transactions in associated filings

Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedCompanyReporting ownersType / securityQuantityPrice / reference valueDetails
Trade: Amplitude, Inc.AMPL · company listings
Skates SpenserCEO and President · Director · 10% owner
ConversionClass A Common StockNon-derivative security · Code C70,0870 *Value: 0Currency not specifiedView ↗
Trade: Amplitude, Inc.AMPL · company listings
Skates SpenserCEO and President · Director · 10% owner
ConversionClass A Common StockNon-derivative security · Code C3,5390 *Value: 0Currency not specifiedView ↗
Trade: Amplitude, Inc.AMPL · company listings
Skates SpenserCEO and President · Director · 10% owner
ConversionClass A Common StockNon-derivative security · Code C1,3740 *Value: 0Currency not specifiedView ↗
Trade: Amplitude, Inc.AMPL · company listings
Skates SpenserChief Executive Officer · Director · 10% owner
ConversionClass A Common StockNon-derivative security · Code C1000 *Value: 0Currency not specifiedView ↗
Trade: Amplitude, Inc.AMPL · company listings
Skates SpenserChief Executive Officer · Director · 10% owner
ConversionClass A Common StockNon-derivative security · Code C42,7430 *Value: 0Currency not specifiedView ↗
Trade: Amplitude, Inc.AMPL · company listings
Skates SpenserChief Executive Officer · Director · 10% owner
ConversionClass A Common StockNon-derivative security · Code C400,0000 *Value: 0Currency not specifiedView ↗