BlackRock reports 4,043,073 SBSI shares, 13.4% stake on 13G/A

BlackRock, Inc. filed Amendment No. 16 to Schedule 13G for Southside Bancshares, Inc. (SBSI), reporting beneficial ownership of 4,043,073 common shares, or 13.4% of the class as of 09/30/2025.

Rhea-AI Filing Summary

BlackRock, Inc. filed Amendment No. 16 to Schedule 13G for Southside Bancshares, Inc. (SBSI), reporting beneficial ownership of 4,043,073 common shares, or 13.4% of the class as of 09/30/2025.

BlackRock reports sole voting power over 3,969,539 shares and sole dispositive power over 4,043,073 shares, with no shared voting or dispositive power. The filing states the securities are held in the ordinary course and not for the purpose of changing or influencing control. An affiliated fund, iShares Core S&P Small-Cap ETF, has an interest exceeding five percent of the outstanding common stock.

FAQ

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

What stake did BlackRock report in SBSI on Schedule 13G/A?

BlackRock reported beneficial ownership of 4,043,073 SBSI common shares, representing 13.4% of the class as of 09/30/2025.

How much voting power over SBSI shares does BlackRock have?

BlackRock reports sole voting power over 3,969,539 shares and no shared voting power.

What is BlackRock’s dispositive power over SBSI shares?

BlackRock has sole dispositive power over 4,043,073 shares and no shared dispositive power.

Which BlackRock-affiliated fund holds over 5% of SBSI?

The iShares Core S&P Small-Cap ETF has an interest in SBSI common stock exceeding 5% of outstanding shares.

Does the filing indicate an attempt to influence control at SBSI?

No. It certifies the holdings are in the ordinary course of business and not for the purpose of changing or influencing control.

What is the date of event for this ownership report?

The event date is 09/30/2025.

What type of filer is BlackRock in this report?

BlackRock is classified as HC (holding company) in the report.

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

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Accepted by SEC EDGAR 10/17/2025 - 06:24 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 16)

SOUTHSIDE BANCSHARES INC

(Name of Issuer)

Common Stock

(Title of Class of Securities)

84470P109

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 84470P109

1

Names of Reporting Persons

BlackRock, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 3,969,539.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 4,043,073.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

4,043,073.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

13.4 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: SOUTHSIDE BANCSHARES INC
(b)	Address of issuer's principal executive offices: 1201 S BECKHAM TYLER TX 75701
Item 2.
(a)	Name of person filing: BlackRock, Inc. In accordance with SEC Release No. 34-39538 (January 12, 1998), this Schedule 13G reflects the securities beneficially owned, or deemed to be beneficially owned, by certain business units (collectively, the "Reporting Business Units") of BlackRock, Inc. and its subsidiaries and affiliates. It does not include securities, if any, beneficially owned by other business units whose beneficial ownership of securities are disaggregated from that of the Reporting Business Units in accordance with such release.
(b)	Address or principal business office or, if none, residence: BlackRock, Inc., 50 Hudson Yards New York, NY 10001
(c)	Citizenship: See Item 4 of Cover Page
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 84470P109
Item 4.	Ownership
(a)	Amount beneficially owned: 4043073
(b)	Percent of class: 13.4 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 3969539
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 4043073
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. The interest of 1 such person, iShares Core S&P Small-Cap ETF, in the common stock of SOUTHSIDE BANCSHARES INC is more than five percent of the total outstanding common stock.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See Exhibit 99
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

BlackRock, Inc.

Signature:	Spencer Fleming
Name/Title:	Managing Director
Date:	10/17/2025

Exhibit Information

Exhibit 24: Power of Attorney Exhibit 99: Item 7