Katie May - 09 Dec 2025 Form 4 Insider Report for PROS Holdings, Inc. (PRO)

Reporting relationship: Director
Issuer ticker: PRO
Reported as of: 09 Dec 2025
Net transaction value: -$34,759
SEC form: 4
Accepted by SEC: 11 Dec 2025, 14:54:39 UTC
Prior SEC filing: 12 May 2025
Next SEC filing: 19 May 2026
Source filing: View source filing
Reporting owner signature: Chris Chaffin, attorney-in-fact for Katie May

Key filing fact

Katie May filed Form 4 for PROS Holdings, Inc. (PRO) on 11 Dec 2025.

Key facts

This page summarizes Katie May's Form 4 filing for PROS Holdings, Inc. (PRO).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 11 Dec 2025, 14:54.

Change

Previous filing in this sequence was filed on 12 May 2025.
Current net transaction value: -$34,759.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001748920 Primary reporting owner

May Katie

Relationship: Director
Address: 3200 KIRBY DR., SUITE 600, HOUSTON
Signature: Chris Chaffin, attorney-in-fact for Katie May
Signature date: 11 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

PRO transaction

Common Stock

Disposed to Issuer

Transaction value: $34,759
Shares: -1,495
Change %: -100%
Price: $23.25
Shares after: 0
Date: 09 Dec 2025
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

PRO transaction Derivative

Restricted Stock Units

Disposed to Issuer

Transaction value: $0
Shares: -11,262
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 09 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 11,262
Exercise price
Footnotes: F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Section 16 status

Katie May is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.

Explanation of responses 3 footnotes

Footnote F1

Disposed of pursuant to the Agreement and Plan of Merger between PROS Holdings, Inc., Project Portofino Parent LLC and Project Portofino Merger Sub, Inc. (the "Merger Agreement") in exchange for a cash payment of $23.25 per share

Footnote F2

Prior to cancellation, each restricted stock unit ("RSU") represented the contingent right to receive one share of Issuer common stock.

Footnote F3

These RSUs, which provided for full vesting on the earlier of the date of the Issuer's 2026 annual meeting and May 8, 2026, were automatically accelerated effective as of the closing of the merger contemplated by the Merger Agreement and were cancelled in exchange for a cash payment of $23.25 per share.