SEI Investments: Ryan Hicke plans $4.2M sale

Rule 144 notice reports Ryan Hicke’s planned broker-assisted cashless exercise and sale of 37,500 SEIC shares.

Rhea-AI Filing Summary

SEI INVESTMENTS CO (SEIC) received a notice under Rule 144 that Ryan Hicke intends to sell common stock in connection with an employee stock option exercise through a broker-assisted, cashless transaction. The notice covers 37,500 shares of common stock, with an indicated aggregate market value of $4,151,672. The filing lists 120,019,182 shares outstanding of the same class and identifies September 3, 2026 as the relevant date for the proposed sale and option exercise.

Key Figures

Shares to be sold: 37,500 shares Aggregate market value: $4,151,672 Shares outstanding: 120,019,182 shares +1 more

4 metrics

Shares to be sold 37,500 shares Common stock covered by the Rule 144 notice tied to an employee stock option exercise

Aggregate market value $4,151,672 Indicated value of the 37,500 SEI INVESTMENTS CO shares referenced in the notice

Shares outstanding 120,019,182 shares Outstanding SEI INVESTMENTS CO common shares of the same class referenced in the filing

Proposed transaction date September 3, 2026 Date referenced for the Rule 144 sale and related option exercise

Key Terms

Rule 144, Employee Stock Option Exercise, cashless exercise, broker payment

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Employee Stock Option Exercise financial

"Common | 09/03/2026 | Employee Stock Option Exercise | SEI INVESTMENTS CO"

cashless exercise financial

"Broker Payment for Cashless Exercise"

A cashless exercise is a way for an option holder to convert stock options into actual shares without paying the purchase price in cash; instead they immediately give up a portion of the newly issued shares to cover the cost and any withholding taxes. Investors care because this process increases the number of shares available and can slightly dilute existing holdings, while also signaling how insiders or employees are realizing compensation without needing cash — similar to paying for a purchase by handing over part of what you just bought.

broker payment financial

"09/03/2026 | Broker Payment for Cashless Exercise"

FAQ

What does the Form 144 filing disclose for SEIC?

It discloses that Ryan Hicke plans to sell 37,500 shares of SEI INVESTMENTS CO common stock under Rule 144 in connection with an employee stock option exercise, using a broker-assisted cashless exercise structure dated September 3, 2026.

How many SEIC shares are covered by this Form 144 notice?

The notice covers 37,500 shares of SEI INVESTMENTS CO common stock, to be sold in connection with an Employee Stock Option Exercise via a broker-assisted cashless transaction.

What is the aggregate market value of the SEIC shares in this Form 144?

The filing states an aggregate market value of approximately $4,151,672 for the 37,500 shares of SEI INVESTMENTS CO common stock referenced in the Rule 144 notice.

What share count for SEIC is referenced in the Form 144?

The filing lists 120,019,182 shares outstanding of SEI INVESTMENTS CO common stock for the same class of securities as those covered by the Rule 144 notice.

How will the SEIC shares be sold according to this Rule 144 filing?

The shares are tied to an Employee Stock Option Exercise and are to be delivered through a broker payment for cashless exercise, with Charles Schwab & Co., Inc. named as broker and a relevant date of September 3, 2026.

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Available on EDGAR 09/03/2026 - 04:04 PM Accepted by SEC EDGAR 09/03/2026 - 04:03 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001799975
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	SEI INVESTMENTS CO
SEC File Number	000-10200
Address of Issuer	1 FREEDOM VALLEY DRIVE OAKS PENNSYLVANIA 19456-1100
Phone	6106761000
Name of Person for Whose Account the Securities are To Be Sold	Hicke Ryan
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Charles Schwab & Co., Inc. 3000 Schwab Way Westlake TX 76262	37500	4151672.00	120019182	09/03/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/03/2026	Employee Stock Option Exercise	SEI INVESTMENTS CO			37500	09/03/2026	Broker Payment for Cashless Exercise

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	09/03/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Ryan Hicke
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)