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Compare · BYRN vs TMO

BYRN vs TMO

Side-by-side comparison of Byrna Technologies Inc. (BYRN) and Thermo Fisher Scientific Inc (TMO): market cap, price performance, sector, and recent activity on the wire.

Summary

  • BYRN operates in Miscellaneous, while TMO operates in Industrials - the two are in different parts of the market.
  • TMO is the larger of the two at $179.14B, about 1259.4x BYRN ($142.2M).
  • Over the past year, BYRN is down 78.2% and TMO is up 16.3% - TMO leads by 94.6 points.
  • TMO has been more active in the news (17 items in the past 4 weeks vs 1 for BYRN).
  • TMO has more recent analyst coverage (25 ratings vs 10 for BYRN).
PerformanceBYRN-78.24%TMO+16.34%
2025-06-10+0.00%2026-06-10
MetricBYRNTMO
Company
Byrna Technologies Inc.
Thermo Fisher Scientific Inc
Price
$6.27-0.16%
$482.27-2.41%
Market cap
$142.2M
$179.14B
1M return
+21.98%
+6.57%
1Y return
-78.24%
+16.34%
Industry
Industrial Machinery/Components
Industrial Machinery/Components
Exchange
NASDAQ
NYSE
IPO
News (4w)
1
17
Recent ratings
10
25
BYRN

Byrna Technologies Inc.

Byrna Technologies Inc., a less-lethal defense technology company, develops and manufactures less-lethal munitions. The company offers a Byrna line of handheld personal security devices, including the Byrna HD, a .68 caliber handheld personal security device that is designed to be used by civilians and private security professionals, as well as Byrna HD magazines, launchers, and projectiles. It operates in the United States, Canada, and South Africa. The company was formerly known as Security Devices International, Inc. and changed its name to Byrna Technologies Inc. in March 2020. Byrna Technologies Inc. was incorporated in 2005 and is headquartered in Andover, Massachusetts.

TMO

Thermo Fisher Scientific Inc

Thermo Fisher Scientific Inc. offers life sciences solutions, analytical instruments, specialty diagnostics, and laboratory products and service worldwide. The company's Life Sciences Solutions segment offers reagents, instruments, and consumables for biological and medical research, discovery, and production of drugs and vaccines, as well as diagnosis of infections and diseases to pharmaceutical, biotechnology, agricultural, clinical, healthcare, academic, and government markets. Its Analytical Instruments segment provides instruments, consumables, software, and services for use in laboratory, on production line, and in field for pharmaceutical, biotechnology, academic, government, environmental, and other research and industrial markets, as well as clinical laboratories. The company's Specialty Diagnostics segment offers liquid, ready-to-use, and lyophilized immunodiagnostic reagent kits, as well as calibrators, controls, and calibration verification fluids; ImmunoCAP for allergy and asthma tests, and EliA for autoimmunity tests; dehydrated and prepared culture media, collection and transport systems, instrumentation, and consumables; human leukocyte antigen typing and testing for organ transplant market; and healthcare products. Its Laboratory Products and Services segment provides laboratory refrigerators and freezers, ultralow-temperature freezers, and cryopreservation storage tanks; temperature control, sample preparation and preservation, centrifugation, and biological safety cabinet products; water analysis instruments; laboratory plastics products; laboratory chemicals; and pharma services. The company offers products and services through a direct sales force, customer-service professionals, electronic commerce, third-party distributors, and catalogs. It has a strategic alliance with the University of California, San Francisco. The company was incorporated in 1956 and is based in Waltham, Massachusetts.

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