SKATES SPENSER

PrivateCIK: 1882913
Location

SAN FRANCISCO, CA

SKATES SPENSER (Chief Executive Officer) sold 100.00 shares of AMPLITUDE, INC. on the open market

Open‑market sale worth $1.2K. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderSKATES SPENSERCIK 1882913
IssuerAMPLITUDE, INC.CIK 1866692
DirectorOfficer· Chief Executive Officer
Since Sep 2021
-100.00
Net shares
Net seller
$1.2K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
100.00 acquired · 200.00 disposed
Non-Derivative Transactions2

Class A Common Stock

Indirect
C · Conversion

Shares

+100.00

Price / share

Trade value

% of position

New position
12/26/2025
0.00100.00

Class A Common Stock

Indirect
S · Sale

Shares

100.00

Price / share

$12.00

Trade value

$1.20K

% of position

New position
12/26/2025
100.000.00
Total

Net shares

+0.00

Net value

-$1.20K

Derivative Transactions1

Class B Common Stock

Indirect
C · Conversion
Converts to

Class A Common Stock

100.00 shares

Shares

100.00

Strike price

Held after

567.16K

Exercisable

12/26/2025
Non-Derivative Holdings (Post-Transaction)0
No non-derivative holdings reported
Derivative Holdings (Post-Transaction)1

Class B Common Stock

Direct
Underlying security
Class A Common Stock

Underlying shares

5.34M

Shares owned

5.34M

Exercise price

Expiration

Exercise window

Total

Underlying

5.34M

Owned

5.34M

SKATES SPENSER — Insider Transaction (Form 4) Filed Dec 30, 2025 | Finecho