Donnelley Financial (NYSE: DFIN) officer plans $489K Rule 144 sale

Rhea-AI Filing Summary

Donnelley Financial Solutions, Inc. (DFIN) disclosed that officer Daniel Leib has filed a notice of proposed sale of company common stock under Rule 144. The proposed sale covers up to 9,787 shares of common stock, with an indicated aggregate dollar amount of $489,350.00, and notes that 24,585,383 shares of DFIN common stock are outstanding.

The shares to be sold relate to restricted stock vesting under a registered plan dated March 3, 2024, and are to be sold through Morgan Stanley Smith Barney LLC Executive Financial Services. The filing also reports that during the past three months, 213 shares of DFIN common stock were sold for $10,650.00 on August 14, 2026.

Key Figures

Shares proposed for sale: 9,787 shares Aggregate value of proposed sale: $489,350.00 Shares outstanding: 24,585,383 shares +3 more

6 metrics

Shares proposed for sale 9,787 shares Common stock covered by the Rule 144 notice for Daniel Leib

Aggregate value of proposed sale $489,350.00 Dollar amount associated with the 9,787 DFIN common shares

Shares outstanding 24,585,383 shares DFIN common stock reported as outstanding

Recent shares sold 213 shares DFIN common stock sold on August 14, 2026 by Daniel Leib

Value of recent sale $10,650.00 Proceeds from 213 DFIN common shares sold on August 14, 2026

Date of restricted stock vesting 03/03/2024 Date tied to restricted stock vesting under a registered plan

Key Terms

Rule 144, restricted stock, registered plan, aggregated

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

restricted stock financial

"Restricted Stock Vesting Under a Registered Plan"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

registered plan financial

"Restricted Stock Vesting Under a Registered Plan"

A registered plan is a savings or investment account that a government recognizes for special tax treatment and rules, such as limits on how much you can put in and conditions for withdrawals. For investors it matters because those rules change how much of your gains are taxed, how quickly your money can be accessed and what strategies make sense — like a labeled jar that gives tax breaks but comes with rules about when and how you can take the money out.

aggregated regulatory

"sales are required by paragraph (e) of Rule 144 to be aggregated"

FAQ

What does the Form 144 filing mean for Donnelley Financial Solutions (DFIN)?

The Form 144 reports that officer Daniel Leib plans a potential sale of up to 9,787 DFIN common shares under Rule 144. It is a notice of proposed sale, not a confirmation that all shares have been or will be sold.

How many Donnelley Financial Solutions (DFIN) shares are covered by this Form 144?

The notice covers up to 9,787 shares of DFIN common stock with an indicated value of $489,350.00. These shares are associated with restricted stock vesting under a registered plan dated March 3, 2024.

How many Donnelley Financial Solutions (DFIN) shares are outstanding according to the filing?

The filing states that there are 24,585,383 shares of DFIN common stock outstanding. This figure provides context for the size of the proposed 9,787-share sale relative to the company’s total common shares.

What prior sales by Daniel Leib in DFIN stock are disclosed in this Form 144?

The notice reports that on August 14, 2026, 213 DFIN common shares were sold for $10,650.00. This transaction is listed as securities sold during the past three months in the Rule 144 disclosure.

Through which broker is the Donnelley Financial Solutions (DFIN) stock expected to be sold?

The proposed sale is listed through Morgan Stanley Smith Barney LLC Executive Financial Services at One New York Plaza. The filing identifies this broker in connection with the 9,787 DFIN common shares to be sold under Rule 144.

What is the nature of the DFIN shares being sold under this Form 144?

The securities to be sold are described as DFIN common stock arising from restricted stock vesting under a registered plan dated March 3, 2024. This indicates the shares originate from an equity compensation arrangement.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/19/2026 - 03:15 PM Accepted by SEC EDGAR 08/19/2026 - 03:14 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001464929
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	DONNELLEY FINANCIAL SOLUTIONS, INC.
SEC File Number	001-37728
Address of Issuer	35 West Wacker Drive Chicago ILLINOIS 60601
Phone	800-823-5304
Name of Person for Whose Account the Securities are To Be Sold	DANIEL LEIB
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	9787	489350.00	24585383	08/19/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/03/2024	Restricted Stock Vesting Under a Registered Plan	Issuer			9787	03/03/2024	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
DANIEL LEIB 35 West Wacker Drive Chicago IL 60601	Common	08/14/2026	213	10650.00

144: Remarks and Signature

Remarks
Date of Notice	08/19/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Daniel Leib
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)