• Oct 23, 2026

  $67.51-0.82%

  Comparable semiconductor companies rose 0.87% on average, with 4 of 6 advancing [1]. AAOI fell 0.82% on the day, so its move ran against the cohort rather than with it [1].

  • 1Peer group

• Oct 22, 2026

  $68.07-11.96%

  Comparable Semiconductors & Related Devices companies fell 8.01% on average, with all 6 of 6 lower [1]. The company's 11.96% drop came alongside that group-wide decline and was steeper than the average [1].

  • 1Peer group

• Oct 21, 2026

  $77.32+0.76%

  Comparable semiconductor companies rose 1.83% on average, with 4 of 6 advancing and 2 falling [1]. AAOI's gain of 0.76% was in the same direction as the cohort but smaller than its average [1].

  • 1Peer group

• Oct 20, 2026

  $76.74-1.87%

  Comparable semiconductor companies rose 1.21% on average, with 4 of 6 rising [1]. The company fell 1.87%, so its decline was not shared by the cohort [1].

  • 1Peer group

• Oct 19, 2026

  $78.20+3.48%

  Comparable Semiconductors & Related Devices companies rose 2.94% on average, with all 6 of 6 higher [1]. AAOI's 3.48% gain came alongside that broad cohort advance [1].

  • 1Peer group

• Oct 16, 2026

  $75.57-9.75%

  Applied Optoelectronics fell 9.75% on a day when comparable semiconductor companies fell 4.58% on average, with all 6 of 6 declining [2]. The drop was therefore larger than the group's move, though it came alongside broad weakness in the group. The Motley Fool ran a piece on the stock's plunge that week, tying it to remarks from Broadcom's CEO [1].

  • 1The Motley Fool
  • 2Peer group

• Oct 15, 2026

  $83.73-2.89%

  Applied Optoelectronics fell 2.89%, while comparable semiconductor companies moved -1.00% on average, with 3 of 6 lower and 3 higher [2]. 24/7 Wall St reported that optical stocks extended a slide as money rotated into defensives [1]. Volume was 1.7x the trailing 20-session average, and the session ranged between 76.21 and 85.02 [3].

  • 124/7 Wall St
  • 2Peer group
  • 3Market data

Closing prices for AAOI. Summaries describe past sessions only and are not advice, a forecast or a recommendation.

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