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Video: Compound Annual Growth Rate (CAGR) Definition
ISTR Historical Price Range
Date Open High Low Close Volume
04/13/2026 $28.48 $28.61 $28.25 $28.51 103.40K
04/14/2026 $28.54 $28.62 $28.11 $28.52 139.90K
04/15/2026 $28.50 $28.59 $28.17 $28.48 129.90K
04/16/2026 $28.45 $28.65 $28.11 $28.12 111.80K
04/17/2026 $28.52 $29.14 $28.52 $28.70 281.20K
About Investar Holding
Investar Holding Corporation is a financial holding company that conducts its operations primarily through its subsidiary, Investar Bank, National Association (the Bank). Co. offers a range of commercial and retail lending products throughout its market areas, including business loans to small to medium-sized businesses as well as loans to individuals. Its business lending products include owner-occupied commercial real estate loans, construction loans and commercial and industrial loans, such as term loans, equipment financing and lines of credit, while its loans to individuals include first and second mortgage loans, installment loans, and lines of credit.
ISTR historical stock prices picture
Investar Holding (ISTR) has the following price history information. Looking back at ISTR historical stock prices for the last five trading days, on April 13, 2026, ISTR opened at $28.48, traded as high as $28.61 and as low as $28.25, and closed at $28.51. Trading volume was a total of 103.40K shares. On April 14, 2026, ISTR opened at $28.54, traded as high as $28.62 and as low as $28.11, and closed at $28.52. Trading volume was a total of 139.90K shares. On April 15, 2026, ISTR opened at $28.50, traded as high as $28.59 and as low as $28.17, and closed at $28.48. Trading volume was a total of 129.90K shares. On April 16, 2026, ISTR opened at $28.45, traded as high as $28.65 and as low as $28.11, and closed at $28.12. Trading volume was a total of 111.80K shares. On April 17, 2026, ISTR opened at $28.52, traded as high as $29.14 and as low as $28.52, and closed at $28.70. Trading volume was a total of 281.20K shares.

ISTR Historical Stock Prices By Date:

ISTR historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Investar Holding shares, starting with a $10,000 purchase of ISTR, and working forward through the historical stock price information to today.

Growth of $10,000.00
With Dividends Reinvested
Start date: 04/20/2016
End date: 04/17/2026
Start price/share: $15.18
End price/share: $28.70
Starting shares: 658.76
Ending shares: 767.02
Dividends reinvested/share: $2.81
Total return: 120.13%
Average Annual Total Return: 8.21%
Starting investment: $10,000.00
Ending investment: $22,007.98
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested
Start date: 04/20/2016
End date: 04/17/2026
Start price/share: $15.18
End price/share: $28.70
Dividends collected/share: $2.81
Total return: 107.58%
Average Annual Total Return: 7.58%
Starting investment: $10,000.00
Ending investment: $20,760.05
Years: 10.00
ISTR Historical Closing Prices
Date Close
04/13/2026$28.51
04/14/2026$28.52
04/15/2026$28.48
04/16/2026$28.12
04/17/2026$28.70
Financials Historical Prices
ISTR is categorized under the Financials sector; below are some other companies in the same sector:

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Also explore: ISTR shares outstanding history

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