[Form 4] SELECT MEDICAL HOLDINGS CORP Insider Trading Activity

Rhea-AI Filing Summary

Select Medical Holdings Corp director Katherine R. Davisson disposed of 60,035 shares of common stock at $16.50 per share in connection with a merger. Under the merger agreement, each of her shares, including previously unvested restricted shares that vested immediately before closing, was converted into the right to receive cash, leaving her with no remaining shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Davisson Katherine R

Role null

Type	Security	Shares	Price	Value
Disposition	Common Stock	60,035	$16.50	$991K

Holdings After Transaction: Common Stock — 0 shares (Direct, null)

Footnotes (1)

1. Pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), entered into on March 2, 2026, by and among the Issuer, Stallion Intermediate Corporation, and Stallion MergerSub Corporation (filed as Exhibit 2.1 to the Form 8-K filed with the Securities and Exchange Commission on March 3, 2026). At the effective time of the merger, each of the Reporting Person's shares of common stock issued and outstanding immediately prior to the effective time of the merger was converted into the right to receive $16.50 per share in cash without interest ("Merger Consideration"). Includes unvested shares of Company common stock subject to forfeiture conditions (the "Company Restricted Shares"). Pursuant the Merger Agreement, each Company Restricted Share held by the Reporting Person that was outstanding immediately prior to the effective time vested in full as of immediately prior to the effective time of the merger and was automatically converted into the right to receive the Merger Consideration, less any applicable tax withholdings.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/01/2026 - 02:27 PM Accepted by SEC EDGAR 07/01/2026 - 02:26 PM 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

X

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^*

Davisson Katherine R

(Last) (First) (Middle)

C/O SELECT MEDICAL HOLDINGS CORPORATION

4714 GETTYSBURG ROAD

(Street)

MECHANICSBURG PENNSYLVANIA 17055

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
SELECT MEDICAL HOLDINGS CORP [ SEM ]

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)
06/30/2026

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	06/30/2026		D(1)		60,035(2)	D	$16.5	0	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:

1. Pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), entered into on March 2, 2026, by and among the Issuer, Stallion Intermediate Corporation, and Stallion MergerSub Corporation (filed as Exhibit 2.1 to the Form 8-K filed with the Securities and Exchange Commission on March 3, 2026). At the effective time of the merger, each of the Reporting Person's shares of common stock issued and outstanding immediately prior to the effective time of the merger was converted into the right to receive $16.50 per share in cash without interest ("Merger Consideration").

2. Includes unvested shares of Company common stock subject to forfeiture conditions (the "Company Restricted Shares"). Pursuant the Merger Agreement, each Company Restricted Share held by the Reporting Person that was outstanding immediately prior to the effective time vested in full as of immediately prior to the effective time of the merger and was automatically converted into the right to receive the Merger Consideration, less any applicable tax withholdings.

	/s/ John F. Duggan, Attorney-in-Fact	07/01/2026
	** 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)