Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition
Date Open High Low Close Volume
10/09/2026 $268.21 $278.59 $265.25 $278.17 1.90M
10/12/2026 $277.60 $278.00 $268.52 $276.67 1.64M
10/13/2026 $276.58 $276.85 $267.27 $271.18 1.89M
10/14/2026 $269.19 $276.55 $267.23 $271.76 2.12M
10/15/2026 $267.24 $275.49 $257.14 $267.93 2.99M
Illumina, Inc. is engaged in DNA sequencing and array-based technologies, serving customers in the research, clinical, and applied markets. Its products are used for applications in the life sciences, oncology, reproductive health, agriculture, and other emerging segments. Its product categories include Instruments, Kits & Reagents, Selection Tools, and Software & Analysis. Its Instruments category include sequencing platforms, microarray scanners, and IVD instruments. Its Kits & Reagents category consists of library preparation kits, sequencing reagents, microarray kits, clinical research products, and IVD products.
ILMN historical stock prices picture
Illumina (ILMN) has the following price history information. Looking back at ILMN historical stock prices for the last five trading days, on October 09, 2026, ILMN opened at $268.21, traded as high as $278.59 and as low as $265.25, and closed at $278.17. Trading volume was a total of 1.90M shares. On October 12, 2026, ILMN opened at $277.60, traded as high as $278.00 and as low as $268.52, and closed at $276.67. Trading volume was a total of 1.64M shares. On October 13, 2026, ILMN opened at $276.58, traded as high as $276.85 and as low as $267.27, and closed at $271.18. Trading volume was a total of 1.89M shares. On October 14, 2026, ILMN opened at $269.19, traded as high as $276.55 and as low as $267.23, and closed at $271.76. Trading volume was a total of 2.12M shares. On October 15, 2026, ILMN opened at $267.24, traded as high as $275.49 and as low as $257.14, and closed at $267.93. Trading volume was a total of 2.99M shares.

ILMN Historical Stock Prices By Date:

ILMN historical cagr picture

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

Growth of $10,000.00
Without Dividends Reinvested

Start date: 10/18/2016
End date: 10/15/2026
Start price/share: $141.26
End price/share: $267.93
Dividends collected/share: $0.00
Total return: 89.67%
Average Annual Total Return: 6.61%
Starting investment: $10,000.00
Ending investment: $18,962.84
Years: 10.00
Date Close
10/09/2026$278.17
10/12/2026$276.67
10/13/2026$271.18
10/14/2026$271.76
10/15/2026$267.93
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Also explore: ILMN shares outstanding history

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