SEC Form 5

FORM 5		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ANNUAL 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: 3235-0362 Estimated average burden hours per response: 1.0
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
	Form 3 Holdings Reported.
X	Form 4 Transactions Reported.

1. Name and Address of Reporting Person* Peterson Michael (Last) (First) (Middle) 1 FREEDOM VALLEY DRIVE (Street) OAKS PA 19456 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol SEI INVESTMENTS CO [ SEIC ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) EVP and General Counsel
	3. Statement for Issuer's Fiscal Year Ended (Month/Day/Year) 12/31/2022
	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 at end of Issuer's Fiscal Year (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
				Amount	(A) or (D)	Price

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)
					(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Option to Purchase Common Stock	$65.98	06/18/2018		4A	100,000		02/23/2022	06/18/2028	Common Stock	100,000	(1)	100,000	D
Option to Purchase Common Stock	$65.98	06/18/2018		4A	100,000		12/31/2021	06/18/2028	Common Stock	100,000	(1)	100,000	D
Option to Purchase Common Stock	$54.34	06/18/2019		4A	25,000		02/23/2022	06/18/2029	Common Stock	25,000	(1)	25,000	D
Option to Purchase Common Stock	$54.34	06/18/2019		4A	25,000		12/31/2021	06/18/2029	Common Stock	25,000	(1)	25,000	D
Option to Purchase Common Stock	$55.73	06/18/2020		4A	25,000		02/23/2022	06/18/2030	Common Stock	25,000	(1)	25,000	D
Option to Purchase Common Stock	$55.73	06/18/2020		4A	25,000		12/31/2021	06/18/2030	Common Stock	25,000	(1)	25,000	D

Explanation of Responses:

1. Received as part of the compensation package agreed to at the time of the reporting person's hiring, as previously reported.

	/s/ Michael N. Peterson	08/03/2023
	** 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.
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