Bruker (BRKR) EVP Mark Munch sells 2,000 shares after option exercise

Rhea-AI Filing Summary

Bruker Corp executive Mark Munch exercised stock options and sold shares in a planned transaction. He exercised options for 2,000 shares of common stock at $22.19 per share and then sold 2,000 shares at $39.90 per share on the same date.

After these transactions, he directly owns 128,443 shares of Bruker common stock. The sale was carried out under a pre-arranged Rule 10b5-1 trading plan adopted by the reporting person.

Insider Trade Summary

Net Seller: 2,000 shares ($79,800)

Net Sell 3 txns

Insider Munch Mark

Role EXEC VP&PRES BRUKER NANO INC.

Sold 2,000 shs ($80K)

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Purchase)	2,000	$0.00	--
Exercise	Common Stock	2,000	$22.19	$44K
Sale	Common Stock	2,000	$39.90	$80K

Holdings After Transaction: Stock Option (Right to Purchase) — 10,000 shares (Direct); Common Stock — 130,443 shares (Direct)

Footnotes (1)

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person. The stock option granted to the Reporting Person on October 4, 2016 (the "Original Grant Date") vests on the first, second, third and fourth anniversaries of the Original Grant Date.

Key Figures

Options exercised: 2,000 shares Exercise price: $22.19 per share Shares sold: 2,000 shares +5 more

8 metrics

Options exercised 2,000 shares Stock options exercised on April 15, 2026

Exercise price $22.19 per share Stock option exercise price

Shares sold 2,000 shares Common stock sold in open market

Sale price $39.90 per share Transaction price for common stock sale

Shares owned after 128,443 shares Direct Bruker common stock holdings post-transaction

Option grant date October 4, 2016 Original grant date for exercised option

Option expiration October 4, 2026 Expiration date of the stock option

Net buy/sell shares -2,000 shares Net effect across buy/sell transactions

Key Terms

Rule 10b5-1 trading plan, Stock Option (Right to Purchase), Exercise or conversion of derivative security, open-market sale, +1 more

5 terms

Rule 10b5-1 trading plan regulatory

"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Stock Option (Right to Purchase) financial

"security_title: Stock Option (Right to Purchase)"

Exercise or conversion of derivative security financial

"transaction_code_description: Exercise or conversion of derivative security"

open-market sale financial

"transaction_action: open-market sale"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"underlying_security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

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^*

Munch Mark

(Last) (First) (Middle)

BRUKER CORPORATION

40 MANNING ROAD

(Street)

BILLERICA MASSACHUSETTS 01821

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
BRUKER CORP [ BRKR ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EXEC VP&PRES BRUKER NANO INC.

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/15/2026

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	04/15/2026		M		2,000	A	$22.19	130,443	D
Common Stock	04/15/2026		S		2,000(1)	D	$39.9	128,443	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
Stock Option (Right to Purchase)	$22.19	04/15/2026		M			2,000	(2)	10/04/2026	Common Stock	2,000	$0	10,000	D

Explanation of Responses:

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

2. The stock option granted to the Reporting Person on October 4, 2016 (the "Original Grant Date") vests on the first, second, third and fourth anniversaries of the Original Grant Date.

	/s/ Michael Simone, Attorney-in-Fact	04/16/2026
	** 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 insider transaction did BRKR executive Mark Munch report?

Mark Munch reported exercising options for 2,000 Bruker shares and selling 2,000 shares. The exercise price was $22.19 per share, and the sale price was $39.90 per share, reflecting an exercise-and-sell pattern on the same day.

How many BRKR shares does Mark Munch hold after this Form 4?

After the reported transactions, Mark Munch directly holds 128,443 shares of Bruker common stock. This position reflects his remaining ownership following the exercise of 2,000 options and the open-market sale of 2,000 shares on April 15, 2026.

Were Mark Munch’s BRKR stock sales made under a Rule 10b5-1 plan?

Yes. The filing states the sales were effected under a Rule 10b5-1 trading plan. Such plans are pre-arranged trading programs that schedule transactions in advance, which can reduce the significance of timing decisions for interpreting insider sentiment.

What options did Mark Munch exercise in this BRKR Form 4?

He exercised a stock option for 2,000 underlying Bruker common shares at an exercise price of $22.19 per share. The option was originally granted on October 4, 2016 and vests over four years from that original grant date.

At what price did Mark Munch sell his BRKR shares?

Mark Munch sold 2,000 Bruker common shares at a transaction price of $39.90 per share. This sale followed the same-day exercise of 2,000 options at an exercise price of $22.19, representing an exercise-and-sell transaction structure.

Is the BRKR insider transaction primarily a buy or a sell?

The Form 4 reflects both an option exercise and a sale, with a net effect of selling 2,000 shares. While options were exercised to acquire shares, the subsequent open-market sale of all 2,000 exercised shares results in a net reduction in his holdings.