Amplitude Ownership & Insider Activity

Amplitude (AMPL) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 8.0% of shares outstanding. Institutional investors hold 37.1%. Over the past 90 days, insiders made 1 sale worth $3.9M.

Shares Outstanding

124.916M

Shares Float

85.824M

Insider Shares Owned

9.947M

Insider % Owned

8.0%

Institutional Shares Held

46.353M

Institutional % Held

37.1%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$3.9M total

Net Activity

Net Selling

Net Value (90d)

-$3.9M

Amplitude Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Oct 2, 2026	Spenser Skates	CEO AND PRESIDENT	SELL-OPTIONS	—	$14.52	$1.0M
Sep 30, 2026	Spenser Skates	CEO AND PRESIDENT	SELL-OPTIONS	—	$14.45	$71K
Sep 10, 2026	Spenser Skates	CEO AND PRESIDENT	SELL-OPTIONS	—	$12.30	$2.3M
Sep 4, 2026	Nathaniel Glenn Crook	CHIEF COMMERCIAL OFFICER	SELL	300.000K	$12.99	$3.9M
Jun 12, 2026	Catherine Wong	—	SELL	7.453K	$6.79	$51K
Jun 1, 2026	Curtis Liu	CHIEF TECHNOLOGY OFFICER	SELL	22.201K	$8.03	$178K
May 4, 2026	Liu Curtis	CHIEF TECHNOLOGY OFFICER	SELL	17.586K	$8.12	$143K