[Form 4] Bruker Corporation Insider Trading Activity

Rhea-AI Filing Summary

Bruker Corporation director and President & CEO Frank H. Laukien reported transactions on 08/15/2025. He received 48,431 shares of Common Stock via restricted stock units (RSUs) at no cash cost, bringing his reported direct beneficial ownership to 38,494,103 shares. The RSUs vest in four equal annual installments beginning one year after the grant.

He also was granted a stock option to purchase 137,339 shares with a $36.872 exercise price; the option vests in four equal annual installments starting 08/15/2026 and expires 08/15/2030. The filing lists several indirect holdings: 1,055,639 shares by a former spouse, 337,087 by a son, 336,607 by a daughter, and additional custodial holdings described in the form.

Positive

• Significant direct ownership reported: 38,494,103 shares, indicating substantial insider stake
• New equity grants (48,431 RSUs and 137,339 options) align executive incentives with long-term shareholder value
• Standard four-year vesting for both RSUs and options supports retention and long-term alignment

Negative

• No reported negative items such as share disposals, sales, or material deviations from standard compensation shown in this filing

Insights

Financial Analyst

TL;DR: CEO received RSUs and options totaling meaningful equity, aligning management compensation with shareholder value.

The Form 4 documents a grant of 48,431 RSUs and a 137,339-share option at a $36.872 strike. RSU and option grants that vest over four years create multi-year retention incentives and potential upside exposure to future share-price appreciation. The CEO's large direct holding of 38.49 million shares suggests substantial existing alignment with shareholders. These are routine compensation-related insider transactions; no sales or disposals were reported.

Corporate Governance Expert

TL;DR: Grants follow standard multi-year vesting schedules, supporting retention without immediate dilution from exercised options.

The filing shows conventional four-year vesting for both RSUs and options, which is consistent with long-term incentive design. The option strike of $36.872 and the RSU zero purchase price indicate compensation rather than market purchases. Indirect holdings disclosed for family and custodial accounts are properly reported, demonstrating compliance with Section 16 reporting obligations. No amendments or unusual transaction codes are present.

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
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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^*

LAUKIEN FRANK H

(Last) (First) (Middle)

C/O BRUKER CORPORATION

40 MANNING ROAD

(Street)

BILLERICA MA 01821

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/15/2025

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	08/15/2025		A		48,431(1)	A	$0	38,494,103	D
Common Stock								1,055,639	I	By Former Spouse
Common Stock								337,087	I	By Son
Common Stock								336,607	I	By Daughter
Common Stock								201,702	I	As UTMA Custodian for Son
Common Stock								71,728	I	As UTMA Custodian for Son
Common Stock								1,043	I	By Former Spouse
Common Stock								272	I	By Son

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)	$36.872	08/15/2025		A		137,339		08/15/2026(2)	08/15/2030	Common Stock	137,339	$0	137,339	D

Explanation of Responses:

1. The Restricted Stock Units granted to the Reporting Person on August 15, 2025 (the "Original Grant Date") vest in equal installments on the first, second, third and fourth anniversaries of the Original Grant Date.

2. The Stock Options granted to the Reporting Person on August 15, 2025 (the "Original Grant Date") vest in equal installments on the first, second, third and fourth anniversaries of the Original Grant Date.

	/s/ Michael A Simone, Attorney-in-Fact	08/19/2025
	** 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 did Bruker (BRKR) insider Frank H. Laukien acquire on 08/15/2025?

He was granted 48,431 restricted stock units (RSUs) and a stock option covering 137,339 shares with a $36.872 exercise price.

When do the RSUs and options vest for Frank H. Laukien?

Both the RSUs and the options vest in four equal annual installments beginning one year after the original grant date (first vesting on 08/15/2026 for options).

How many Bruker shares does Frank H. Laukien beneficially own directly after the transaction?

The filing reports 38,494,103 shares beneficially owned directly following the reported transaction.

Are there indirect holdings disclosed for Frank H. Laukien in this Form 4?

Yes. The filing lists indirect holdings including 1,055,639 shares by a former spouse, 337,087 by a son, 336,607 by a daughter, and various custodial holdings.

What is the expiration date of the stock option granted to Laukien?

The stock option expires on 08/15/2030.