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Compare · APH vs SGMA

APH vs SGMA

Side-by-side comparison of Amphenol Corporation (APH) and SigmaTron International Inc. (SGMA): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both APH and SGMA operate in Electrical Products (Technology), so they compete in similar markets.
  • APH is the larger of the two at $184.06B, about 4095.8x SGMA ($44.9M).
  • Over the past year, APH is up 97.3% and SGMA is up 159.5% - SGMA leads by 62.1 points.
  • APH has hit the wire 3 times in the past 4 weeks while SGMA has been quiet.
  • APH has more recent analyst coverage (23 ratings vs 0 for SGMA).
PerformanceAPH-9.90%SGMA+159.48%
2026-01-27+0.00%2026-04-24
MetricAPHSGMA
Company
Amphenol Corporation
SigmaTron International Inc.
Price
-
-
Market cap
$184.06B
$44.9M
1M return
+16.31%
+2.73%
1Y return
+97.34%
+159.48%
Industry
Electrical Products
Electrical Products
Exchange
NYSE
NASDAQ
IPO
1994
News (4w)
3
0
Recent ratings
23
0
APH

Amphenol Corporation

Amphenol Corporation, together with its subsidiaries, primarily designs, manufactures, and markets electrical, electronic, and fiber optic connectors in the United States, China, and internationally. It operates in two segments, Interconnect Products and Assemblies, and Cable Products and Solutions. The Interconnect Products and Assemblies segment offers connector and connector systems, including fiber optic, harsh environment, high-speed, and radio frequency interconnect products, as well as antennas; power interconnect products, busbars, and distribution systems; and other connectors. It also provides value-add products, such as backplane interconnect systems, cable assemblies and harnesses, and cable management products; and other products comprising antennas, flexible and rigid printed circuit boards, hinges, molded parts, and production-related products. The Cable Products and Solutions segment offers coaxial, power, and specialty cables; cable assemblies; and components, which include combiner/splitter products, connector and connector systems, and fiber optic components. The company sells its products through its sales force, independent representatives, and a network of electronics distributors to original equipment manufacturers, electronic manufacturing services companies, original design manufacturers, and service providers in the automotive, broadband communication, commercial aerospace, industrial, information technology and data communication, military, mobile device, and mobile network markets. Amphenol Corporation was founded in 1932 and is headquartered in Wallingford, Connecticut.

SGMA

SigmaTron International Inc.

SigmaTron International, Inc. operates as an independent provider of electronic manufacturing services (EMS). Its EMS services include printed circuit board assemblies and completely assembled (box-build) electronic products. The company also offers automatic and manual assembly and testing of products; material sourcing and procurement services; manufacturing and test engineering support services; design services; warehousing and distribution services; and assistance in obtaining product approval from governmental and other regulatory bodies. It primarily serves industrial electronics, consumer electronics, and medical/life sciences industries in the United States, Mexico, China, Vietnam, and Taiwan. The company markets its services through independent manufacturers' representative organizations. SigmaTron International, Inc. was incorporated in 1993 and is headquartered in Elk Grove Village, Illinois.

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