Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition
Date Open High Low Close Volume
04/13/2026 $148.53 $155.40 $143.50 $153.19 11.02M
04/14/2026 $154.50 $154.71 $142.16 $146.39 10.77M
04/15/2026 $142.52 $145.99 $135.10 $142.55 9.64M
04/16/2026 $140.00 $157.40 $136.36 $157.32 10.69M
04/17/2026 $160.62 $161.47 $152.50 $159.42 8.69M
Applied Optoelectronics, Inc. is a vertically integrated provider of fiber-optic networking products. Co. designs and manufactures a range of optical communications products at varying levels of integration, from components, subassemblies, and modules to complete turn-key equipment. Co. also designs, manufactures, and integrates its own analog and digital lasers using the proprietary Molecular Beam Epitaxy (MBE), and Metal Organic Chemical Vapor Deposition (MOCVD) fabrication process. Co. has manufacturing facilities in Taipei, Taiwan and Ningbo, China.
AAOI historical stock prices picture
Applied Optoelectronics (AAOI) has the following price history information. Looking back at AAOI historical stock prices for the last five trading days, on April 13, 2026, AAOI opened at $148.53, traded as high as $155.40 and as low as $143.50, and closed at $153.19. Trading volume was a total of 11.02M shares. On April 14, 2026, AAOI opened at $154.50, traded as high as $154.71 and as low as $142.16, and closed at $146.39. Trading volume was a total of 10.77M shares. On April 15, 2026, AAOI opened at $142.52, traded as high as $145.99 and as low as $135.10, and closed at $142.55. Trading volume was a total of 9.64M shares. On April 16, 2026, AAOI opened at $140.00, traded as high as $157.40 and as low as $136.36, and closed at $157.32. Trading volume was a total of 10.69M shares. On April 17, 2026, AAOI opened at $160.62, traded as high as $161.47 and as low as $152.50, and closed at $159.42. Trading volume was a total of 8.69M shares.

AAOI Historical Stock Prices By Date:

AAOI historical cagr picture

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

Growth of $10,000.00
Without Dividends Reinvested

Start date: 04/20/2016
End date: 04/17/2026
Start price/share: $11.38
End price/share: $159.42
Dividends collected/share: $0.00
Total return: 1,300.88%
Average Annual Total Return: 30.22%
Starting investment: $10,000.00
Ending investment: $140,107.93
Years: 10.00
Date Close
04/13/2026$153.19
04/14/2026$146.39
04/15/2026$142.55
04/16/2026$157.32
04/17/2026$159.42
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Also explore: AAOI shares outstanding history

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