BlackRock (NYSE: ISTR) holds 5.1% of Investar, files Schedule 13G/A

Rhea-AI Filing Summary

BlackRock, Inc. reports beneficial ownership of 700,807 shares of Investar Holding Corp common stock, equal to 5.1% of the class. The filing is an Amendment No. 2 to a Schedule 13G/A and attributes the holdings to certain Reporting Business Units of BlackRock. Signature on the amendment is 04/27/2026.

Key Figures

Shares beneficially owned: 700,807 shares Percent of class: 5.1% Sole voting power: 690,933 shares +2 more

5 metrics

Shares beneficially owned 700,807 shares Amount beneficially owned reported on Schedule 13G/A

Percent of class 5.1% Percent of Investar common stock beneficially owned

Sole voting power 690,933 shares Number of shares with sole power to vote

Sole dispositive power 700,807 shares Number of shares with sole power to dispose

Amendment signature date 04/27/2026 Signed by Spencer Fleming, Managing Director

Key Terms

Schedule 13G/A, Beneficial ownership, Sole dispositive power, Reporting Business Units, +1 more

5 terms

Schedule 13G/A regulatory

"Amendment No. 2 to a Schedule 13G/A reflecting beneficial ownership"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

Beneficial ownership financial

"Amount beneficially owned: 700807 and Percent of class: 5.1 %"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Sole dispositive power regulatory

"Sole power to dispose or to direct the disposition of: 700807"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

Reporting Business Units other

"held by certain Reporting Business Units of BlackRock, Inc. and its subsidiaries"

Investment Company Act of 1940 regulatory

"Listing of shareholders of an investment company registered under the Investment Company Act of 1940 is not required"

A U.S. federal law that sets the rulebook for pooled investment vehicles such as mutual funds, exchange-traded funds and similar money managers, requiring them to register with regulators, disclose holdings and fees, limit conflicts of interest, and follow governance standards. It matters to investors because these protections and transparency rules act like a referee and scoreboard, helping people compare funds, trust that managers follow fair practices, and spot hidden costs or risks.

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

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Accepted by SEC EDGAR 04/27/2026 - 04:12 PM Learn about SEC filing dates

FAQ

How many Investar (ISTR) shares does BlackRock report owning?

BlackRock reports owning 700,807 shares of Investar common stock, representing 5.1% of the class. This figure is reported on the Schedule 13G/A amendment signed on 04/27/2026 and attributed to certain Reporting Business Units of BlackRock.

What voting and dispositive powers does BlackRock report for ISTR shares?

BlackRock reports sole voting power for 690,933 shares and sole dispositive power for 700,807 shares. The filing shows no shared voting or dispositive power for these shares and lists the holdings under BlackRock Reporting Business Units.

Is the BlackRock filing an initial report or an amendment for Investar (ISTR)?

This filing is Amendment No. 2 to a Schedule 13G/A, indicating it updates a prior beneficial ownership disclosure. The amendment reflects holdings by certain Reporting Business Units of BlackRock and is signed 04/27/2026.

Does the filing identify other persons with rights to dividends or sale proceeds?

The filing states various persons may have rights to dividends or sale proceeds, but it also states no single other person holds more than 5% of the outstanding common stock. A detailed shareholder listing is not required under the Investment Company Act disclosure rules.

Who signed the Schedule 13G/A amendment for BlackRock on Investar?

The amendment is signed by Spencer Fleming, Managing Director. The signing line shows the signature date as 04/27/2026, attesting to the reported amounts and the Schedule 13G/A amendment content.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 2)

Investar Holding Corp

(Name of Issuer)

Common Stock

(Title of Class of Securities)

46134L105

(CUSIP Number)

03/31/2026

(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)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 46134L105

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 690,933.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 700,807.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

700,807.00

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)

5.1 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Investar Holding Corp
(b)	Address of issuer's principal executive offices: 10500 COURSEY BLVD, THIRD FLOOR BATON ROUGE LA 70816
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.: 46134L105
Item 4.	Ownership
(a)	Amount beneficially owned: 700807
(b)	Percent of class: 5.1 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 690933
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 700807
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
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. Various persons have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of the common stock of Investar Holding Corp. No one person's interest in the common stock of Investar Holding Corp is more than five percent of the total outstanding common shares.
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:	04/27/2026

Exhibit Information

Exhibit 24: Power of Attorney Exhibit 99: Item 7