As of November 6, 2026, Investar Holding Corp is a publicly traded company (Nasdaq: ISTR); its largest reported holder is Wellington Management, with 5.2% on Schedule 13G/A of August 13, 2026, then BlackRock (5.1%). The largest insider holding is David A. Flack, a director, with 517,708 shares (3.8% of shares outstanding), per Form 4 of January 23, 2026 (Schedule 13G/A, August 13, 2026).
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Is Investar Holding Corp a real, registered company?
- Investar Holding Corp files with the SEC under CIK 1602658 (its SEC filings).
- Its shares are listed under the ticker ISTR on Nasdaq (SEC company record).
- Incorporated in Louisiana; business address in Baton Rouge, Louisiana, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under Investar Holding Corp in our court records and SEC 8-K records (as of 2026-11-06).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Wellington Management (filed 2026-08-13).
Who are Investar Holding Corp's owners and officers?
Investar Holding Corp: incorporated in Louisiana; business address in Baton Rouge, Louisiana; industry State Commercial Banks (Schedule 13G/A, 2026-08-14).
Officers and directors, each with the role and the filing that names them:
- : Executive Officer, Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Director (Form D, 2025-07-10)
- : Executive Officer (Form D, 2025-07-10)
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-08-14 | Fourthstone LLC | 2.34% |
| Schedule 13G/A, 2026-08-13 | Wellington Management Group LLP | 5.2% |
| Schedule 13G/A, 2026-05-15 | Bay Pond Partners, L.P. | 3.8% |
| Schedule 13G/A, 2026-05-15 | Wellington Management Group LLP | 7% |
| Schedule 13G/A, 2026-05-15 | Fourthstone LLC | 6.02% |
| Schedule 13G/A, 2026-04-27 | Blackrock, Inc. | 5.1% |
| Schedule 13G/A, 2026-03-27 | The Vanguard Group | 0% |
| Schedule 13G/A, 2026-02-17 | Banc Fund X L.P. | 2% |
| Schedule 13G, 2026-02-13 | Fourthstone LLC | 7.09% |
| Schedule 13G, 2025-08-05 | Wellington Management Group LLP | 10.2% |
| Schedule 13G, 2025-07-09 | Bay Pond Partners, L.P. | 5.6% |
Questions about who owns Investar Holding Corp
Who owns Investar Holding Corp?
On this page, 2 holders' latest ownership filings report 5% or more of Investar Holding Corp: Wellington Management Group LLP (5.2%, Schedule 13G/A, filed 2026-08-13) and Blackrock, Inc. (5.1%, Schedule 13G/A, filed 2026-04-27).
Who are the largest shareholders of Investar Holding Corp?
By the share each holder's latest filing reports, the largest holders of Investar Holding Corp on this page are Wellington Management Group LLP (5.2%) and Blackrock, Inc. (5.1%).
When did Wellington Management Group LLP buy into Investar Holding Corp?
The filings give report dates, not purchase dates. The earliest filing from Wellington Management Group LLP on this page is the Schedule 13G, filed 2025-08-05, reporting 10.2%; its latest, Schedule 13G/A filed 2026-08-13, reports 5.2%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 11 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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What They Do, And How The Money Works
Who Runs It, And How To Reach Them
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Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
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Which insiders own Investar Holding Corp shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , a director: 517,708 shares (3.8% of shares outstanding), 432,552 held directly and 85,156 indirectly (Form 4, 2026-01-23).
- , the chief executive and a director: 290,791 shares (2.1% of shares outstanding), 252,956 held directly and 37,835 indirectly (Form 4, 2026-04-03).
- , M.D., a director: 156,524 shares (1.1% of shares outstanding), 147,738 held directly and 8,786 indirectly (Form 4, 2026-01-23).
- , a director: 80,685 shares (0.59% of shares outstanding), 56,547 held directly and 24,138 indirectly (Form 4, 2026-01-23).
- , a director: 60,798 shares (0.44% of shares outstanding) (Form 4, 2026-04-27).
Shares outstanding: 13,731,799 as of 2026-11-03, from the company's latest SEC cover page.
How much has Investar Holding Corp raised?
| Filed | Sold | Offered |
|---|---|---|
| Form D, 2025-07-10 | $32.50M | $32.50M |
Acquisitions reported on Form 8-K, Item 2.01: acquired Wichita Falls Bancshares, Inc. (2026-01-06).
Keep reading
More on Investar Holding Corp and the records around it.
Investar Holding Corp elsewhere on the record
- 5%+ stake filings Aug 2026
- Acquisition Jan 2026
Companies that share a holder
- Bay Pond Partners, L.P. also filed stake reports on 13 other companies: Customers Bancorp, Inc. (Oct 2026), Redwood Trust, Inc. (Sep 2026), FirstSun Capital Bancorp (Aug 2026)
- Banc Fund IX L.P. also filed stake reports on 14 other companies: Citizens Community Bancorp, Inc. (Feb 2026), FIRST NORTHERN COMMUNITY BANCORP (Feb 2026), First Western Financial Inc (Feb 2026)
- Fourthstone LLC also filed stake reports on 43 other companies: AVIDBANK HOLDINGS, INC. (Aug 2026), CF Bankshares Inc. (Aug 2026), Colony Bankcorp Inc (Aug 2026)
Related pages
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