Karman Holdings director buys 500 shares

A Karman Holdings director increased her direct common stock holdings through an open-market purchase.

Rhea-AI Filing Summary

Karman Holdings Inc. (KRMN) director Mary D. Petryszyn purchased 500 shares of common stock on September 16, 2026 in an open-market or private transaction at $37.4399 per share. Following this purchase, she directly owns 2,863 shares of Karman Holdings common stock. No Rule 10b5-1 trading plan is reported for this transaction.

Insider Trade Summary

Net Buyer: 500 shares

Net Buy 1 txn

Insider Petryszyn Mary D

Role Director

Bought 500 shs ($19K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	500	$37.4399	$19K

Holdings After Transaction: Common Stock — 2,863 shares (Direct)

Key Figures

Shares purchased: 500 shares Purchase price per share: $37.4399 per share Shares owned after transaction: 2,863 shares +2 more

5 metrics

Shares purchased 500 shares Common Stock purchased on September 16, 2026

Purchase price per share $37.4399 per share Average price for the 500-share purchase on September 16, 2026

Shares owned after transaction 2,863 shares Direct ownership of Karman Holdings common stock following the reported purchase

Net buy shares 500 shares Net result of reported transactions in this Form 4

Buy transactions count 1 transaction Number of purchase transactions reported

Key Terms

Common Stock, Purchase in open market or private transaction, Rule 10b5-1 trading plan

3 terms

Common Stock financial

"The security title reported is Common Stock for this transaction"

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.

Purchase in open market or private transaction financial

"The transaction code description states Purchase in open market or private transaction"

Rule 10b5-1 trading plan regulatory

"The filing indicates no Rule 10b5-1 trading plan is reported"

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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did KRMN disclose for director Mary D. Petryszyn?

Karman Holdings disclosed that director Mary D. Petryszyn purchased 500 shares of its common stock on September 16, 2026 in an open-market or private transaction.

At what price were the KRMN shares purchased by the director?

The 500 Karman Holdings (KRMN) shares were purchased at an average price of $37.4399 per share, according to the Form 4 disclosure.

How many KRMN shares does Mary D. Petryszyn own after this transaction?

After the September 16, 2026 purchase, director Mary D. Petryszyn directly owns 2,863 shares of Karman Holdings common stock.

Was the KRMN insider trade made under a Rule 10b5-1 trading plan?

No. The filing indicates that no Rule 10b5-1 trading plan is reported for this purchase of Karman Holdings (KRMN) shares.

What type of security did the KRMN director buy?

Director Mary D. Petryszyn bought Common Stock of Karman Holdings Inc. (KRMN), as disclosed in the Form 4 filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/18/2026 - 08:29 AM Accepted by SEC EDGAR 09/18/2026 - 08:28 AM Learn about SEC filing dates

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^*

Petryszyn Mary D

(Last) (First) (Middle)

C/O KARMAN HOLDINGS INC.

5351 ARGOSY AVENUE

(Street)

HUNTINGTON BEACH CALIFORNIA 92649

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Karman Holdings Inc. [ KRMN ]

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)
09/16/2026

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	09/16/2026		P		500	A	$37.4399	2,863	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

Explanation of Responses:

	/s/ Susan Bridgman, Attorney-in-Fact	09/18/2026
	** 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)