Spenser Skates

AMPL

Spenser Skates serves as director, 10 percent owner, officer: CEO and President at Amplitude, Inc. (AMPL). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

10 trades

$39.13M

Net Position

Net Seller

$39.13M

Companies Traded

AMPL

Active Period

Sep 2021 – Oct 2026

10 total trades

Most Recent

Sell AMPL

Oct 28, 2026 · $121.8K

Spenser Skates's Insider Trading at Amplitude, Inc. (AMPL)

Buys

0 · $0.00

Sells

10 · $39.13M

Total Shares Bought

Total Shares Sold

1,391,930

AMPL Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Oct 28, 2026	Sell	6,951	$17.52	$121.8K	200
Oct 27, 2026	Sell	107,136	$17.52	$1.88M	0
Oct 6, 2026	Sell	70,087	$14.52	$1.02M	0
Oct 2, 2026	Sell	4,913	$14.45	$71.0K	0
Sep 14, 2026	Sell	185,000	$12.30	$2.28M	0
Dec 26, 2025	Sell	100	$12.00	$1.2K	0
Dec 24, 2025	Sell	42,743	$12.01	$513.4K	0
Nov 11, 2025	Sell	400,000	$10.99	$4.40M	0
Oct 1, 2021	Sell	25,000	$54.23	$1.36M	0
Sep 28, 2021	Sell	550,000	$50.00	$27.50M	0