Luis A. Aguilar - 13 May 2026 Form 4 Insider Report for Donnelley Financial Solutions, Inc. (DFIN)

Reporting relationship: Director
Issuer ticker: DFIN
Reported as of: 13 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 15 May 2026, 16:30:16 UTC
Prior SEC filing: 28 Aug 2025
Source filing: View source filing
Reporting owner signature: William Zola, pursuant to power of attorney

Key filing fact

Luis A. Aguilar filed Form 4 for Donnelley Financial Solutions, Inc. (DFIN) on 15 May 2026.

Key facts

This page summarizes Luis A. Aguilar's Form 4 filing for Donnelley Financial Solutions, Inc. (DFIN).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 15 May 2026, 16:30.

Change

Previous filing in this sequence was filed on 28 Aug 2025.
Current net transaction value: $0.

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 0001671674 Primary reporting owner

Aguilar Luis A

Relationship: Director
Address: C/O DONNELLEY FINANCIAL SOLUTIONS, 391 STEEL WAY, LANCASTER
Signature: William Zola, pursuant to power of attorney
Signature date: 15 May 2026

Reported non-derivative transactions

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

DFIN transaction

Common Stock

Award

Transaction value
Shares: +4,265
Change %: +8%
Price
Shares after: 57,608
Date: 13 May 2026
Ownership: Direct
Footnotes: F1, F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Company granted restricted stock units ("RSUs") issued pursuant to a Rule 16b-3 plan. The RSUs are payable in shares of common stock on the first anniversary of the grant date or when the reporting person ceases to be a director, if earlier. Additionally, the reporting person may defer payment of any vesting of shares until the date such person ceases to be a director.

Footnote F2

Includes 38,878 shares held directly and 18,730 restricted stock units.