Who owns Investar Holding Corporation?
Institutional ownership of ISTR from SEC Form 13F filings across 90 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
90
13F holders
$154.6M
value, 2026 filers
38%
of shares outstanding (5.2M sh)
21
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of ISTR's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 1.3M | $37.6M | 0.0% | 9.1% | +13.9% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 545,555 | $16.3M | 0.0% | 4% | -53.6% |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | 331,684 | $9.9M | 0.0% | 2.4% | +10.5% |
| 4 | ALLIANCEBERNSTEIN L.P. | 285,225 | $7.8M | 0.0% | 2.1% | -28.9% |
| 5 | CITADEL ADVISORS LLC | 267,398 | $8.0M | 0.0% | 1.9% | +437.6% |
| 6 | TWO SIGMA INVESTMENTS, LP | 244,626 | $7.3M | 0.0% | 1.8% | +888.9% |
| 7 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 161,787 | $4.8M | 0.0% | 1.2% | -0.9% |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | 154,581 | $4.6M | 0.0% | 1.1% | +8.9% |
| 9 | MORGAN STANLEY | 152,895 | $4.6M | 0.0% | 1.1% | +66.8% |
| 10 | Qube Research & Technologies Ltd | 130,173 | $3.9M | 0.0% | 0.9% | +103.0% |
| 11 | NORTHERN TRUST CORP | 122,552 | $3.7M | 0.0% | 0.9% | +6.6% |
| 12 | GOLDMAN SACHS GROUP INC | 95,093 | $2.8M | 0.0% | 0.7% | +73.3% |
| 13 | JPMORGAN CHASE & CO | 92,273 | $2.8M | 0.0% | 0.7% | +1663.0% |
| 14 | VANGUARD FIDUCIARY TRUST CO | 82,652 | $2.5M | 0.0% | 0.6% | +6.4% |
| 15 | AMERICAN CENTURY COMPANIES INC | 79,251 | $2.4M | 0.0% | 0.6% | -18.5% |
| 16 | HighTower Advisors, LLC | 74,408 | $2.2M | 0.0% | 0.5% | -64.9% |
| 17 | Invesco Ltd. | 72,010 | $2.2M | 0.0% | 0.5% | +524.2% |
| 18 | Kestra Advisory Services, LLC | 71,091 | $2.1M | 0.0% | 0.5% | -3.9% |
| 19 | Connor, Clark & Lunn Investment Management Ltd. | 70,668 | $2.1M | 0.0% | 0.5% | +17.0% |
| 20 | HSBC HOLDINGS PLC | 57,802 | $1.7M | 0.0% | 0.4% | +14.7% |
| 21 | MENDON CAPITAL ADVISORS CORP | 57,740 | $1.7M | 0.6% | 0.4% | +51.8% |
| 22 | Bank of New York Mellon Corp | 45,920 | $1.4M | 0.0% | 0.3% | -62.7% |
| 23 | D. E. Shaw & Co., Inc.NEW | 45,300 | $1.4M | 0.0% | 0.3% | new |
| 24 | RITHOLTZ WEALTH MANAGEMENT | 42,018 | $1.3M | 0.0% | 0.3% | +97.8% |
| 25 | Squarepoint Ops LLCNEW | 40,702 | $1.2M | 0.0% | 0.3% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.