Mark R. Vondrasek - 16 Jan 2026 Form 4 Insider Report for DENNY'S Corp (DENN)

Role
Director
Signature
/s/ Gail Sharps Myers, Attorney-in-Fact
Issuer symbol
DENN
Transactions as of
16 Jan 2026
Net transactions value
-$241,856
Form type
4
Filing time
20 Jan 2026, 17:32:47 UTC
Previous filing
12 Nov 2025
Next filing
06 Mar 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
VONDRASEK MARK R Director DENNY'S CORPORATION, 203 EAST MAIN STREET, SPARTANBURG /s/ Gail Sharps Myers, Attorney-in-Fact 20 Jan 2026 0001685938

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction DENN Common Stock Options Exercise +38,697 38,697 16 Jan 2026 Direct F1, F2
transaction DENN Common Stock Disposed to Issuer $241,856 -38,697 -100% $6.25 0 16 Jan 2026 Direct F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction DENN Deferred Stock Units Options Exercise $0 -13,922 -100% $0.000000 0 16 Jan 2026 Common Stock 13,922 Direct F1, F2, F3, F4
transaction DENN Deferred Stock Units Options Exercise $0 -24,775 -100% $0.000000 0 16 Jan 2026 Common Stock 24,775 Direct F1, F2, F3, F5
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Mark R. Vondrasek is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id Content
F1 On January 16, 2026, pursuant to that certain Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 3, 2025, by and among Denny's Corporation (the "Issuer"), a Delaware corporation, Sparkle Topco Corp., a Delaware corporation (the "Buyer") and Sparkle Acquisition Corp., a Delaware corporation and wholly owned subsidiary of Buyer ("Merger Sub"), Merger Sub merged with and into the Issuer (the "Merger"), with the Issuer surviving as a wholly owned, indirect subsidiary of Buyer. Immediately prior to the effective time of the Merger (the "Effective Time"), shares of the Issuer's common stock held by the Reporting Person were converted into the right to receive a cash payment equal to the per share merger consideration of $6.25 (the "Merger Consideration"), without interest and subject to applicable withholding taxes.
F2 Pursuant to the Merger Agreement, immediately prior to the Effective Time, each outstanding restricted stock unit ("RSUs") award, including deferred stock units ("DSUs"), was cancelled and terminated and converted into a right to receive an amount in cash (without interest and subject to applicable withholding taxes) equal to the product obtained by multiplying (x) the aggregate number of shares of the Issuer's common stock underlying such RSU award by (y) the Merger Consideration.
F3 Each DSU represents the equivalent of one share of common stock of the Issuer.
F4 These DSUs, which were granted under the Denny's Corporation's respective Omnibus Incentive Plan, vested on the first anniversary of the date of grant.
F5 These DSUs, which were granted under the Denny's Corporation's respective Omnibus Incentive Plan, vested on January 16, 2026, the closing date of the Merger.