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Compare · AAOI vs TSM

AAOI vs TSM

Side-by-side comparison of Applied Optoelectronics Inc. (AAOI) and Taiwan Semiconductor Manufacturing Company Ltd. (TSM): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both AAOI and TSM operate in Semiconductors (Technology), so they compete in similar markets.
  • TSM is the larger of the two at $2.15T, about 151.6x AAOI ($14.20B).
  • Over the past year, AAOI is up 950.5% and TSM is up 100.6% - AAOI leads by 849.9 points.
  • TSM has been more active in the news (12 items in the past 4 weeks vs 10 for AAOI).
  • TSM has more recent analyst coverage (22 ratings vs 15 for AAOI).
PerformanceAAOI+950.50%TSM+100.58%
2025-06-09+0.00%2026-06-05
MetricAAOITSM
Company
Applied Optoelectronics Inc.
Taiwan Semiconductor Manufacturing Company Ltd.
Price
$171.00-15.68%
$409.60-7.90%
Market cap
$14.20B
$2.15T
1M return
-0.80%
-1.04%
1Y return
+950.50%
+100.58%
Industry
Semiconductors
Semiconductors
Exchange
NASDAQ
NYSE
IPO
2013
1997
News (4w)
10
12
Recent ratings
15
22
AAOI

Applied Optoelectronics Inc.

Applied Optoelectronics, Inc. designs, manufactures, and sells various fiber-optic networking products worldwide. It offers optical modules, lasers, subassemblies, transmitters and transceivers, and turn-key equipment, as well as headend, node, and distribution equipment. The company sells its products to internet data center operators, cable television and telecom equipment manufacturers, and internet service providers through its direct and indirect sales channels. Applied Optoelectronics, Inc. was incorporated in 1997 and is headquartered in Sugar Land, Texas.

TSM

Taiwan Semiconductor Manufacturing Company Ltd.

Taiwan Semiconductor Manufacturing Company Limited manufactures and sells integrated circuits and semiconductors. It also offers customer service, account management, and engineering services. The company serves customers in computer, communications, consumer, and industrial and standard segments in North America, Europe, Japan, China, and South Korea. Taiwan Semiconductor Manufacturing Company Limited was founded in 1987 and is headquartered in HsinChu, Taiwan.

Latest AAOI

Latest TSM