SPS COMMERCE INC — Director's Dealing 2026

Feb 24, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SPS COMMERCE INC (SPSC)
CIK: 0001092699
Period of Report: 2026-02-20

Reporting Person: THINGELSTAD JAMIE (EVP, Chief Technology Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-20	Common Stock	A	23295	—	Acquired	58762	Direct
2026-02-24	Common Stock	S	1900	$54.7994	Disposed	56862	Direct
2026-02-24	Common Stock	S	518	$55.4686	Disposed	56344	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	445.857	Indirect

Footnotes

F1: Restricted Stock Unit award that vests as to 25% of the units on each anniversary of the date of the grant.

F2: Sales effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 4, 2025.

F3: Reflects the weighted average price of 1,900 shares of Common Stock of the Issuer sold by the reporting person in multiple transactions on February 24, 2026, with sales prices ranging from $54.35 to $55.31 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.

F4: Reflects the weighted average price of 518 shares of Common Stock of the Issuer sold by the reporting person in multiple transactions on February 24, 2026, with sales prices ranging from $55.38 to $55.72 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.