INVESTAR HOLDING CORP (ISTR) Top Institutional Shareholders
INVESTAR HOLDING CORP (ISTR) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $207.37M in ISTR holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of ISTR tracked by InsiderSet, reporting ownership valued at approximately $30.07M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $32.16M, representing an estimated gain of +6.93% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 62% of the total disclosed ISTR value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Fourthstone Llc, Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in INVESTAR HOLDING CORP (ISTR).
This page ranks the largest institutional ISTR shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
106
Total Reported Value
$207.37M
Largest Holder
Blackrock, Inc.
Largest Position
$30.07M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
119
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 1,102,825 | $30,074,049 | $32,158,377 | +$2,084,328 | +6.93% | |
| Fourthstone Llc | 3.82% | 827,389 | $22,562,898 | $24,126,663 | +$1,563,765 | +6.93% | |
| Vanguard Capital Management Llc | 0.00% | 588,427 | $16,046,404 | $17,158,531 | +$1,112,127 | +6.93% | |
| Dimensional Fund Advisors Lp | 0.00% | 437,405 | $11,927,814 | $12,754,730 | +$826,916 | +6.93% | |
| Alliancebernstein L.P. | 0.00% | 401,085 | $10,716,991 | $11,695,639 | +$978,648 | +9.13% | |
| Banc Funds Co Llc | 1.53% | 306,896 | $8,200,261 | $8,949,087 | +$748,826 | +9.13% | |
| Geode Capital Management, Llc | 0.00% | 300,099 | $8,185,821 | $8,750,887 | +$565,066 | +6.90% | |
| Royce & Associates Lp | 0.08% | 292,086 | $7,965,185 | $8,517,228 | +$552,043 | +6.93% | |
| Wellington Management Group Llp | 0.00% | 250,797 | $6,839,234 | $7,313,241 | +$474,007 | +6.93% | |
| Hightower Advisors, Llc | 0.01% | 211,918 | $5,779,004 | $6,179,529 | +$400,525 | +6.93% | |
| State Street Corp | 0.00% | 177,013 | $4,846,315 | $5,161,699 | +$315,384 | +6.51% | |
| Arrowstreet Capital, Limited Partnership | 0.00% | 163,271 | $4,452,400 | $4,760,982 | +$308,582 | +6.93% | |
| Maltese Capital Management Llc | 0.84% | 157,000 | $4,281,390 | $4,578,120 | +$296,730 | +6.93% | |
| Vanguard Portfolio Management Llc | 0.00% | 141,922 | $3,870,213 | $4,138,446 | +$268,233 | +6.93% | |
| Kennedy Capital Management Llc | 0.08% | 141,775 | $3,866,204 | $4,134,159 | +$267,955 | +6.93% | |
| Bridgeway Capital Management, Llc | 0.07% | 136,366 | $3,718,701 | $3,976,433 | +$257,732 | +6.93% | |
| Bank Of New York Mellon Corp | 0.00% | 123,244 | $3,360,858 | $3,593,795 | +$232,937 | +6.93% | |
| Northern Trust Corp | 0.00% | 114,933 | $3,134,222 | $3,351,446 | +$217,224 | +6.93% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 105,250 | $2,870,168 | $3,069,090 | +$198,922 | +6.93% |
| American Century Companies Inc | 0.00% | 97,273 | $2,652,635 | $2,836,481 | +$183,846 | +6.93% | |
| Morgan Stanley | 0.00% | 91,643 | $2,499,111 | $2,672,310 | +$173,199 | +6.93% | |
| Alti Global, Inc. | 0.05% | 86,568 | $2,370,232 | $2,524,323 | +$154,091 | +6.50% | |
| Vanguard Fiduciary Trust Co | 0.00% | 77,704 | $2,118,988 | $2,265,849 | +$146,861 | +6.93% | |
| Kestra Advisory Services, Llc | 0.01% | 73,956 | $2,016,788 | $2,156,557 | +$139,769 | +6.93% | |
| Glass Wealth Management Co Llc | 0.70% | 66,586 | $1,815,800 | $1,941,648 | +$125,848 | +6.93% | |
| Sei Investments Co | 0.00% | 65,281 | $1,780,213 | $1,903,594 | +$123,381 | +6.93% | |
| Empowered Funds, Llc | 0.01% | 64,701 | $1,764,396 | $1,886,681 | +$122,285 | +6.93% | |
| Qube Research & Technologies Ltd | 0.00% | 64,122 | $1,748,607 | $1,869,798 | +$121,191 | +6.93% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | 60,424 | $1,647,762 | $1,761,964 | +$114,202 | +6.93% | |
| Goldman Sachs Group Inc | 0.00% | 54,868 | $1,496,251 | $1,599,951 | +$103,700 | +6.93% | |
| Martingale Asset Management L P | 0.04% | 52,739 | $1,438,193 | $1,537,869 | +$99,676 | +6.93% | |
| Hsbc Holdings Plc | 0.00% | 50,416 | $1,371,819 | $1,470,131 | +$98,312 | +7.17% | |
| Citadel Advisors Llc | 0.00% | 49,742 | $1,356,465 | $1,450,477 | +$94,012 | +6.93% | |
| Numerai Gp Llc | 0.12% | 43,057 | $1,174,164 | $1,255,542 | +$81,378 | +6.93% | |
| Steel Grove Capital Advisors, Llc | 0.12% | 41,640 | $1,135,532 | $1,214,222 | +$78,690 | +6.93% | |
| O'Shaughnessy Asset Management, Llc | 0.01% | 38,146 | $1,040,241 | $1,112,337 | +$72,096 | +6.93% | |
| Mendon Capital Advisors Corp | 0.40% | 38,037 | $1,037,269 | $1,109,159 | +$71,890 | +6.93% | |
| Charles Schwab Investment Management Inc | 0.00% | 36,019 | $982,238 | $1,050,314 | +$68,076 | +6.93% | |
| Integrated Quantitative Investments Llc | 0.17% | 33,582 | $915,781 | $979,251 | +$63,470 | +6.93% | |
| True North Advisors, Llc | 0.08% | 27,060 | $737,926 | $789,070 | +$51,144 | +6.93% | |
| Aqr Capital Management Llc | 0.00% | 26,817 | $731,301 | $781,984 | +$50,683 | +6.93% | |
| Two Sigma Investments, Lp | 0.00% | 24,736 | $674,551 | $721,302 | +$46,751 | +6.93% | |
| Bank Of America Corp | 0.00% | 23,970 | $653,662 | $698,965 | +$45,303 | +6.93% | |
| Millennium Management Llc | 0.00% | 23,537 | $641,854 | $686,339 | +$44,485 | +6.93% | |
| Ritholtz Wealth Management | 0.01% | 21,243 | $579,295 | $619,446 | +$40,151 | +6.93% | |
| Strs Ohio | 0.00% | 20,500 | $559,035 | $597,780 | +$38,745 | +6.93% | |
| Barclays Plc | 0.00% | 20,087 | $547,773 | $585,737 | +$37,964 | +6.93% | |
| Occudo Quantitative Strategies Lp | 0.03% | 18,481 | $512,109 | $538,906 | +$26,797 | +5.23% | |
| State Of Wisconsin Investment Board | 0.00% | 17,232 | $469,917 | $502,485 | +$32,568 | +6.93% | |
| Los Angeles Capital Management Llc | 0.00% | 15,706 | $428,303 | $457,987 | +$29,684 | +6.93% |
Frequently asked questions about ISTR
Who owns the most ISTR stock?
The largest holders of ISTR are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for INVESTAR HOLDING CORP (ISTR).
Is ISTR widely held by superinvestors?
Many widely followed stocks like ISTR appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly ISTR is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.