Skates Spenser sold $839 of AMPL (indirect holdings)

Skates Spenser (CEO and President) sold 48 indirectly-held shares of Amplitude, Inc. (AMPL) at $17.47 on 2026-11-09 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Skates Spenser
Published Nov 12, 2026, 9:25 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Nov 12, 2026, 9:35 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$AMPL
Bearish
medium confidence
Mentioned
$AMPL
Relevance
2/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$AMPLBearishLow
01

Why it matters

While the sale is modest, it signals the CEO's intent to exit his position, which may be interpreted negatively by the market.

02

Market read

A small insider sell by the CEO, reported via a primary SEC filing, offers limited trading relevance but may cause minor price pressure.

03

What to watch

Potential tax planning or portfolio rebalancing by the insider.

Relevance 2/10Novelty 2/10Timing: post‑market

Background

Form 4 filings disclose insider transactions; a 10b5‑1 plan sale by a CEO is a standard reporting requirement.

Company-level read

Ticker impact

$AMPLBearishMedium confidence
Context

CEO Skates Spenser sold 48 shares of Amplitude for $838.77 via a 10b5-1 plan, reducing his holdings to zero.

Expected impact

likely slight downward pressure as the market prices in the insider sell

Evidence & confidence

The transaction is small but involves the CEO; such sales typically trigger modest sell‑side sentiment.

Market effects

Minimal impact on the broader software sector; the sale is company‑specific.

No regional effect; limited to Amplitude shareholders.

Negligible on a global scale.

Counterpoint

The sale could be a routine liquidity event unrelated to company fundamentals.

Key entities

  • Amplitude, Inc.

    Provider of product analytics software, ticker AMPL.

  • Skates Spenser

    CEO and President of Amplitude, 10% owner.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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Amplitude Inc (AMPL) Q3 2026 Earnings Call Highlights: Record Profitability, 25%

Amplitude Inc (AMPL) reported Q3 2026 earnings with 25% revenue growth and record profitability. CEO Spenser Skates highlighted Wave's potential and credited teams for improved demand. CFO Andrew Casey noted $21M ARR increase, with $6M from StatSig, and discussed margin improvements. The company expects new pricing to drive higher ASPs and longer contracts. StatSig's integration and security were also addressed.