Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition
Date Open High Low Close Volume
10/12/2026 $153.43 $154.12 $151.10 $151.40 6.04M
10/13/2026 $150.52 $150.89 $146.70 $146.80 9.75M
10/14/2026 $146.17 $148.82 $145.26 $146.77 10.38M
10/15/2026 $147.71 $150.86 $146.93 $149.78 11.51M
10/16/2026 $149.89 $150.23 $143.85 $144.32 11.75M
SPDR S&P Biotech is an open-end investment management company. The Fund seeks to closely match the returns and characteristics of the S&P Biotechnology Select Industry Index. The S&P Biotechnology Select Industry Index represents the biotechnology sub-industry portion of the S&P Total Markets Index. The S&P TMI tracks all the United States common stocks listed on the New York Stock Exchange, American Stock Exchange, National Association of Securities Dealers Automated Quotation (NASDAQ) National Market and NASDAQ Small Cap exchanges. As of June 30 2015, the Fund's total assets and investment porfolio totaled $3,360,344,396 and $3,327,690,681, respectively.
XBI historical stock prices picture
SPDR Series Trust - State Street SPDR S&P Biotech ETF (XBI) has the following price history information. Looking back at XBI historical stock prices for the last five trading days, on October 12, 2026, XBI opened at $153.43, traded as high as $154.12 and as low as $151.10, and closed at $151.40. Trading volume was a total of 6.04M shares. On October 13, 2026, XBI opened at $150.52, traded as high as $150.89 and as low as $146.70, and closed at $146.80. Trading volume was a total of 9.75M shares. On October 14, 2026, XBI opened at $146.17, traded as high as $148.82 and as low as $145.26, and closed at $146.77. Trading volume was a total of 10.38M shares. On October 15, 2026, XBI opened at $147.71, traded as high as $150.86 and as low as $146.93, and closed at $149.78. Trading volume was a total of 11.51M shares. On October 16, 2026, XBI opened at $149.89, traded as high as $150.23 and as low as $143.85, and closed at $144.32. Trading volume was a total of 11.75M shares.

XBI Historical Stock Prices By Date:

XBI historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into SPDR Series Trust - State Street SPDR S&P Biotech ETF shares, starting with a $10,000 purchase of XBI, and working forward through the historical stock price information to today.

Growth of $10,000.00
With Dividends Reinvested

Start date: 10/18/2016
End date: 10/16/2026
Start price/share: $59.89
End price/share: $144.32
Starting shares: 166.97
Ending shares: 169.29
Dividends reinvested/share: $1.48
Total return: 144.32%
Average Annual Total Return: 9.34%
Starting investment: $10,000.00
Ending investment: $24,422.53
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested

Start date: 10/18/2016
End date: 10/16/2026
Start price/share: $59.89
End price/share: $144.32
Dividends collected/share: $1.48
Total return: 143.45%
Average Annual Total Return: 9.31%
Starting investment: $10,000.00
Ending investment: $24,355.61
Years: 10.00
Date Close
10/12/2026$151.40
10/13/2026$146.80
10/14/2026$146.77
10/15/2026$149.78
10/16/2026$144.32
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