ISTR · Insider trading · 13F holders · Congress trades
Investar Holding Corp (ISTR)
Who is buying and selling ISTR: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 5
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
ISTR at a glance
- No open-market insider purchases or sales of ISTR were filed in the last 90 days.
- 5 13F filers hold ISTR among their 50 largest positions, worth $26.9M combined. The biggest bets by portfolio weight are Fourthstone LLC (6.9%), Banc Funds Co LLC (1.5%) and Maltese Capital Management LLC (0.9%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
- No member of Congress has disclosed a trade in ISTR.
ISTR insider trading
No open-market insider purchases or sales of ISTR were filed in the last 90 days.
Who owns ISTR? Hedge funds and superinvestors
5 13F filers hold ISTR among their 50 largest positions, worth $26.9M combined. The biggest bets by portfolio weight are Fourthstone LLC (6.9%), Banc Funds Co LLC (1.5%) and Maltese Capital Management LLC (0.9%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Fourthstone LLCHedge fund | 6.9% | $9.7M | 322,428 | -61.0% shares | Q2 2026 |
| Banc Funds Co LLCAsset manager | 1.5% | $9.2M | 306,896 | +0.0% shares | Q2 2026 |
| Maltese Capital Management LLCHedge fund | 0.9% | $4.8M | 160,900 | +2.5% shares | Q2 2026 |
| Mendon Capital Advisors CorpMutual fund manager | 0.6% | $1.7M | 57,740 | +51.8% shares | Q2 2026 |
| Glass Wealth Management Co LLCWealth manager | 0.5% | $1.4M | 49,903 | +0.0% shares | Q3 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 4). Screen ISTR in the grand portfolio →
ISTR stock trades by members of Congress
No member of Congress has disclosed a trade in ISTR.
ISTR questions and answers
Are insiders buying ISTR stock?
No open-market insider purchases or sales of ISTR were filed in the last 90 days.
Which hedge funds own ISTR?
5 13F filers hold ISTR among their 50 largest positions, worth $26.9M combined. The biggest bets by portfolio weight are Fourthstone LLC (6.9%), Banc Funds Co LLC (1.5%) and Maltese Capital Management LLC (0.9%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Has Congress traded ISTR?
No member of Congress has disclosed a trade in ISTR.
Who is the largest holder of ISTR?
Among 13F filers, Fourthstone LLC reports the largest ISTR position, $9.7M (322,428 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Fourthstone LLC's: 6.9% of its portfolio.
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