Merit Medical (NASDAQ: MMSI) director exercises 21,250 stock options in cash

Rhea-AI Filing Summary

MERIT MEDICAL SYSTEMS INC director Thomas J. Gunderson exercised stock options to acquire 21,250 shares of common stock. On May 20, 2026, he exercised two non-qualified stock option grants for 7,500 and 13,750 shares at an exercise price of $52.17 per share, paying the exercise prices in cash. The footnote states that no shares were sold in connection with these option exercises. Following the transactions, he directly owns 60,741 shares of common stock, and the exercised option grants now have zero remaining option shares.

Insider Trade Summary

21,250 shares exercised/converted

Mixed 4 txns

Insider Gunderson Thomas J.

Role null

Type	Security	Shares	Price	Value
Exercise	Non-qualified stock options (right to buy)	13,750	$0.00	--
Exercise	Non-qualified stock options (right to buy)	7,500	$0.00	--
Exercise	Common Stock, No Par Value	13,750	$52.17	$717K
Exercise	Common Stock, No Par Value	7,500	$52.17	$391K

Holdings After Transaction: Non-qualified stock options (right to buy) — 0 shares (Direct, null); Common Stock, No Par Value — 53,241 shares (Direct, null)

Footnotes (1)

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Key Figures

Options exercised: 21,250 shares Exercise price: $52.17 per share Post-transaction holdings: 60,741 shares +2 more

5 metrics

Options exercised 21,250 shares Aggregate common stock acquired via option exercise on May 20, 2026

Exercise price $52.17 per share Exercise price for both non-qualified stock option grants

Post-transaction holdings 60,741 shares Common stock directly owned after transactions

First option grant size 7,500 shares Non-qualified stock options exercised; expiration May 31, 2026

Second option grant size 13,750 shares Non-qualified stock options exercised; expiration May 24, 2026

Key Terms

Non-qualified stock options, exercise price, derivative exercise/conversion, total shares following transaction

4 terms

Non-qualified stock options financial

"security_title: "Non-qualified stock options (right to buy)""

Non-qualified stock options are a type of employee benefit that gives individuals the right to buy company shares at a set price, usually lower than the market value, within a certain period. Unlike other options that may have special tax advantages, these options are taxed as income when exercised, which can affect how much money the employee or investor ultimately gains. They are important because they can influence company compensation strategies and impact the financial outcomes for employees and investors.

exercise price financial

"conversion_or_exercise_price: "52.1700""

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

derivative exercise/conversion financial

"transaction_action: "derivative exercise/conversion""

total shares following transaction financial

"total_shares_following_transaction: "60741.0000""

Form 4 Insider Transactions: What Each Field Means →

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^*

Gunderson Thomas J.

(Last) (First) (Middle)

1600 WEST MERIT PARKWAY

(Street)

SOUTH JORDAN UTAH 84095

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
MERIT MEDICAL SYSTEMS INC [ MMSI ]

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026

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

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

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

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, No Par Value	05/20/2026		M		13,750	A	$52.17(1)	53,241	D
Common Stock, No Par Value	05/20/2026		M		7,500	A	$52.17(1)	60,741	D

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
Non-qualified stock options (right to buy)	$52.17	05/20/2026		M			13,750	05/24/2020	05/24/2026	Common Stock	13,750	$0	0	D
Non-qualified stock options (right to buy)	$52.17	05/20/2026		M			7,500	05/31/2020	05/31/2026	Common Stock	7,500	$0	0	D

Explanation of Responses:

1. The reported transactions involved the reporting person's exercise of stock options for an aggregate of 21,250 shares of common stock. The exercise prices were paid in cash, and no shares were sold in connection with the option exercises.

	/s/ Brian G. Lloyd, Attorney-in-Fact	05/21/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What did MMSI director Thomas J. Gunderson report in this Form 4?

Thomas J. Gunderson reported exercising stock options to acquire 21,250 shares of MERIT MEDICAL SYSTEMS INC common stock. The options were exercised on May 20, 2026, and the exercise prices were paid in cash according to the filing’s footnote disclosure.

How many Merit Medical (MMSI) shares did Gunderson acquire through option exercises?

Gunderson acquired 21,250 shares of MMSI common stock by exercising non-qualified stock options. The filing shows two exercises, for 7,500 and 13,750 shares, both tied to options with a $52.17 per share exercise price.

Did Gunderson sell any MMSI shares in connection with these transactions?

No shares were sold in connection with these transactions. The footnote specifically states that the exercise prices were paid in cash and that no shares were sold when Gunderson exercised his stock options to acquire MMSI common stock.

What is Gunderson’s Merit Medical (MMSI) share ownership after the option exercises?

After the option exercises, Gunderson directly owns 60,741 shares of MMSI common stock. This post-transaction holding reflects the additional shares acquired through exercising stock options and is reported as his total direct ownership in the filing.

What were the terms of the exercised stock options at Merit Medical (MMSI)?

The exercised awards were non-qualified stock options with a $52.17 exercise price per share. One grant for 7,500 shares had an expiration date of May 31, 2026, and the other for 13,750 shares had an expiration date of May 24, 2026, according to the filing.

How many Merit Medical (MMSI) stock option shares remained after these transactions?

The filing shows that zero option shares remained from the two reported grants after the exercises. Each non-qualified stock option entry lists 0.0000 shares following the transaction, indicating those specific option awards were fully exercised.