GORMAN RUPP CO Insider Trading Activity

Gorman-Rupp (GRC) vice president of information technology D. Patrick Wischmeier reported a tax-related share disposition.

Accepted by SEC EDGAR 03/05/2026 - 09:05 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Gorman-Rupp (GRC) vice president of information technology D. Patrick Wischmeier reported a tax-related share disposition. On March 3, 2026, 1,062 shares of common stock were withheld to cover tax liability upon the vesting of 3,618 stock units, rather than sold in an open-market transaction.

After this, he directly owned 14,834 common shares, which includes 2,088 unvested stock units granted under company equity plans. Indirect holdings totaled 6,562 common shares in a 401(k) trust and 533 common shares held by his spouse. A footnote also notes the balance reflects 9 shares acquired through the Employee Stock Purchase Plan between February 26, 2026 and March 3, 2026.

Insider Trade Summary

Exercise Price or Tax Liability: 1,062 shares

Exercise Price or Tax Liability 1 txn

Insider Wischmeier D Patrick

Role VP, Information Technology

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	1,062	$0.00	$0.00
Holding	Common Stock (401-K Plan)	--	--	--
Holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 14,834 shares (Direct); Common Stock (401-K Plan) — 6,562 shares (Indirect, By 401-K Trust); Common Stock — 533 shares (Indirect, By spouse)

Holdings Before and After: Common Stock, 15,896 to 14,834 shares (Direct)

Footnotes (3)

1. F1. Shares withheld for payment of tax liability on vesting of 3,618 stock units.
2. F2. Balance includes 2,088 unvested stock units granted under the Company's equity incentive plans.
3. F3. Balance reflects 9 shares of common stock acquired under the Company's Employee Stock Purchase Plan between February 26, 2026 and March 3, 2026.

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SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Wischmeier D Patrick

(Last) (First) (Middle)

600 SOUTH AIRPORT ROAD

(Street)

MANSFIELD OH 44903

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GORMAN RUPP CO [ GRC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Information Technology

3. Date of Earliest Transaction (Month/Day/Year)
03/03/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/03/2026		F		1,062(1)	D	$0	14,834(2)(3)	D
Common Stock (401-K Plan)								6,562	I	By 401-K Trust
Common Stock								533	I	By spouse

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares withheld for payment of tax liability on vesting of 3,618 stock units.

2. Balance includes 2,088 unvested stock units granted under the Company's equity incentive plans.

3. Balance reflects 9 shares of common stock acquired under the Company's Employee Stock Purchase Plan between February 26, 2026 and March 3, 2026.

	D. Patrick Wischmeier BY:/s/Brigette A. Burnell Attorney-in-Fact	03/05/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.