[Form 4] AtriCure, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Sven Wehrwein, a director of AtriCure, Inc. (ATRC), executed matched transactions on 08/22/2025. He exercised 5,000 non-qualified stock options with an exercise price of $19.95, acquiring 5,000 shares. He simultaneously sold 5,000 common shares at $37.00. After these transactions he beneficially owned 34,374 shares and held options covering 35,000 shares exercisable through 11/11/2026. The options were originally granted on November 11, 2016, and vest per the schedule disclosed in the filing.

Positive

• Timely disclosure of the director's transactions consistent with Section 16 reporting requirements
• Exercise retained substantial exposure: after the transactions the reporting person still beneficially owns 34,374 shares and holds options on 35,000 shares exercisable through 11/11/2026

Negative

• Same-day sale of shares (5,000 sold at $37.00) may indicate partial liquidity-taking rather than additional long-term accumulation
• Potential dilution from outstanding options (35,000 exercisable) which could increase share count if exercised

Insights

Securities Analyst

TL;DR: Director exercised options and sold an equal number of shares same day, leaving substantial remaining option holdings.

The filing shows a routine option exercise and sale: 5,000 options exercised at $19.95 and 5,000 shares sold at $37.00 on 08/22/2025. The director retains meaningful exposure via 34,374 beneficially owned shares and 35,000 exercisable options. This pattern often reflects liquidity-taking after exercise rather than a fundamental change in conviction.

Corporate Governance Expert

TL;DR: Transaction pattern is consistent with planned exercise-and-sell activity by insiders, disclosed under Section 16 reporting.

The Form 4 discloses timely reporting of matched transactions and confirms option grant and vesting schedule from 2016. No evidence in the filing of unusual trading, derivative restructuring, or new agreements; disclosures appear complete for these transactions.

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^*

WEHRWEIN SVEN

(Last) (First) (Middle)

4877 EAST LAKE HARRIET PARKWAY

(Street)

MINNEAPOLIS MN 55419

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AtriCure, Inc. [ ATRC ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/22/2025

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	08/22/2025		M		5,000	A	$19.95	39,374	D
Common Stock	08/22/2025		S		5,000	D	$37	34,374	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 Option (right to buy)	$19.95	08/22/2025		M			5,000	11/11/2017(1)	11/11/2026	Non-qualified Stock Option (right to buy)	5,000	$0	35,000	D

Explanation of Responses:

1. These options were granted on November 11, 2016. These options vest and are exercisable as to 25% of the shares one year from the date of grant and the remaining 75% thereafter vests and are exercisable in equal monthly installments on the same day of the month over the following three years.

Remarks:

	/s/ Sven Wehrwein	08/26/2025
	** 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.

FAQ

What transactions did ATRC director Sven Wehrwein report on 08/22/2025?

He exercised 5,000 non-qualified stock options at $19.95 and sold 5,000 common shares at $37.00 on 08/22/2025.

How many ATRC shares does Sven Wehrwein beneficially own after the reported transactions?

Following the transactions he beneficially owns 34,374 shares according to the Form 4.

How many ATRC options does the reporting person still hold and when do they expire?

The Form 4 reports 35,000 exercisable options with an expiration date of 11/11/2026.

When were the options granted that were exercised?

The filing states these options were granted on November 11, 2016 and vest according to the schedule disclosed.

Were these transactions reported promptly under Section 16?

Yes, the Form 4 was signed and dated 08/26/2025, disclosing the 08/22/2025 transactions.