# Skates Spenser: insider transactions

SEC CIK 1882913. Roles and transactions as reported on Form 4. Latest Form 4 filed 2026-10-28.

## Roles

| Company | Role | Transactions | First | Latest |
| --- | --- | ---: | --- | --- |
| [Amplitude, Inc.](/companies/ampl.md) | CEO and President, Director, Officer, 10% owner | 10 | 2026-10-23 | 2026-10-28 |

## Transactions: 10

Every transaction reported, newest first. Codes P and S are open-market purchases and sales. Reported price is as stated on the form.

| Date | Company | Transaction | Shares | Reported price | Value | Filing |
| --- | --- | --- | ---: | ---: | ---: | --- |
| 2026-10-28 | [Amplitude, Inc.](/companies/ampl.md) | Conversion (C), derivative | 6,651 | $0.00 | $0 | [Form 4](/filings/0001610717-26-000445.md) |
| 2026-10-28 | [Amplitude, Inc.](/companies/ampl.md) | Sale (S) | 6,651 | $17.5258 | $116.6k | [Form 4](/filings/0001610717-26-000445.md) |
| 2026-10-28 | [Amplitude, Inc.](/companies/ampl.md) | Conversion (C) | 6,651 | $0.00 | $0 | [Form 4](/filings/0001610717-26-000445.md) |
| 2026-10-26 | [Amplitude, Inc.](/companies/ampl.md) | Conversion (C), derivative | 300 | $0.00 | $0 | [Form 4](/filings/0001610717-26-000445.md) |
| 2026-10-26 | [Amplitude, Inc.](/companies/ampl.md) | Sale (S) | 200 | $17.47 | $3.5k | [Form 4](/filings/0001610717-26-000445.md) |
| 2026-10-26 | [Amplitude, Inc.](/companies/ampl.md) | Sale (S) | 100 | $17.45 | $1.7k | [Form 4](/filings/0001610717-26-000445.md) |
| 2026-10-26 | [Amplitude, Inc.](/companies/ampl.md) | Conversion (C) | 300 | $0.00 | $0 | [Form 4](/filings/0001610717-26-000445.md) |
| 2026-10-23 | [Amplitude, Inc.](/companies/ampl.md) | Conversion (C), derivative | 107,136 | $0.00 | $0 | [Form 4](/filings/0001610717-26-000444.md) |
| 2026-10-23 | [Amplitude, Inc.](/companies/ampl.md) | Sale (S) | 107,136 | $17.5194 | $1.9m | [Form 4](/filings/0001610717-26-000444.md) |
| 2026-10-23 | [Amplitude, Inc.](/companies/ampl.md) | Conversion (C) | 107,136 | $0.00 | $0 | [Form 4](/filings/0001610717-26-000444.md) |

Source: SEC EDGAR, Forms 4. Last ingested by Listed: Nov 1, 2026, 09:45 ET. No prices; not investment advice.