Michael Peterson - 15 May 2025 Form 4 Insider Report for SEI INVESTMENTS CO (SEIC)

Role
EXECUTIVE VICE PRESIDENT
Signature
/s/ Michael Peterson by Diane Gallagher, attorney-in-fact
Issuer symbol
SEIC
Transactions as of
15 May 2025
Net transactions value
-$1,337,500
Form type
4
Filing time
16 May 2025, 08:57:29 UTC
Previous filing
16 Dec 2024
Next filing
04 Aug 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Peterson Michael EXECUTIVE VICE PRESIDENT 1 FREEDOM VALLEY DRIVE, OAKS /s/ Michael Peterson by Diane Gallagher, attorney-in-fact 16 May 2025 0001745371

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction SEIC Common Stock Options Exercise $2,120,250 +37,500 +278% $56.54 51,000 15 May 2025 Direct
transaction SEIC Common Stock Options Exercise $755,750 +12,500 +25% $60.46 63,500 15 May 2025 Direct
transaction SEIC Common Stock Sale $4,213,500 -50,000 -79% $84.27 13,500 15 May 2025 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction SEIC Option to Purchase Common Stock Options Exercise -37,500 -100% 0 15 May 2025 Common Stock 37,500 $56.54 Direct F2
transaction SEIC COMMON STOCK ( RIGHT TO PURCHASE) Options Exercise -12,500 -100% 0 15 May 2025 Common Stock (right to purchase) 12,500 $60.46 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents the weighted average of a range of sale prices from $84.25 to $84.36. The reporting person undertakes to provide to the Staff of the Securities and Exchange Commission, the Company, or any stockholder of the Company, upon request, full information regarding the number of shares sold at each separate price.
F2 Received as employment compensation