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Form SCHEDULE 13G/A CHARLES RIVER LABORATORI Filed by: FMR LLC

Tue, 08 Sep 2026 10:00:00 -0400

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Charles River Modernizes Endosafe® Endotoxin Testing Cartridge Manufacturing with Fully Automated Production Suite

Tue, 08 Sep 2026 08:00:00 -0400

Enhanced automation delivers improved traceability and capacity, while increasing manufacturing efficiency

WILMINGTON, Mass.--(BUSINESS WIRE)-- Charles River Laboratories International, Inc. (NYSE: CRL) has successfully implemented its Endosafe® Cartridge Technology Automated Manufacturing Suite, a significant advancement in bacterial endotoxin testing cartridge production that expands in-process inspection and digital traceability, strengthens manufacturing controls and increases production capacity.

Reaching full operational capacity in Q3 2026, the automated suite is a major investment in advanced manufacturing technologies, designed to strengthen product quality and support the growing demands of customers worldwide. This technology was designed to streamline and optimize testing by consolidating all the

Charles River Modernizes Endosafe® Endotoxin Testing Cartridge Manufacturing with Fully Automated Production Suite

Tue, 08 Sep 2026 08:00:00 -0400

Enhanced automation delivers improved traceability and capacity, while increasing manufacturing efficiency

Form 4 CHARLES RIVER LABORATORI For: Aug 25 Filed by: FOSTER JAMES C

Thu, 27 Aug 2026 16:21:00 -0400

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Form 4 CHARLES RIVER LABORATORI For: Aug 25 Filed by: FOSTER JAMES C

Thu, 27 Aug 2026 16:21:00 -0400

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Form 144 CHARLES RIVER LABORATORI Filed by: FOSTER JAMES C

Tue, 25 Aug 2026 16:11:00 -0400

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Form 144 CHARLES RIVER LABORATORI Filed by: FOSTER JAMES C

Tue, 25 Aug 2026 16:11:00 -0400

si-local-file:///var/storage/secattach/20260825/26974769.html

Form 4 CHARLES RIVER LABORATORI For: Aug 19 Filed by: Girshick Birgit

Thu, 20 Aug 2026 16:37:00 -0400

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Form 4 CHARLES RIVER LABORATORI For: Aug 19 Filed by: Girshick Birgit

Thu, 20 Aug 2026 16:37:00 -0400

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Form 4 CHARLES RIVER LABORATORI For: Aug 19 Filed by: Parisotto Shannon M

Thu, 20 Aug 2026 16:34:00 -0400

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Form 4 CHARLES RIVER LABORATORI For: Aug 19 Filed by: Parisotto Shannon M

Thu, 20 Aug 2026 16:34:00 -0400

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Form 4 CHARLES RIVER LABORATORI For: Aug 18 Filed by: Andrews Nancy C

Thu, 20 Aug 2026 16:31:00 -0400

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Form 4 CHARLES RIVER LABORATORI For: Aug 18 Filed by: Andrews Nancy C

Thu, 20 Aug 2026 16:31:00 -0400

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Charles River and Medigen to use NGS for enterovirus vaccine work

Thu, 20 Aug 2026 08:03:37 -0400

Charles River Laboratories International (NYSE: CRL) and Medigen Vaccine Biologics Corp. (MVC) have entered a collaboration to characterize and validate the virus seed bank for MVC's next-generation multivalent enterovirus vaccine, according to a press release from Charles River.

Under the agreement, Charles River will apply its Next-Generation Sequencing (NGS) and biologics testing platforms to support Chemistry, Manufacturing, and Controls (CMC) activities for the vaccine program. The companies also plan to conduct IND-enabling non-clinical studies and generate data to support Investigational New Drug (IND) applications for future global clinical development.

MVC's existing ENVACGEN® Enterovirus 71 Vaccine has received regulatory approval in Taiwan and

Charles River Laboratories and Medigen Vaccine Biologics Corp Collaborate to Advance New Vaccine Development Programs Through Next Generation Sequencing

Thu, 20 Aug 2026 08:00:00 -0400

Collaboration leverages NGS technologies to accelerate high-quality vaccine development, support global regulatory readiness, and help reduce animal testing

WILMINGTON, Mass.--(BUSINESS WIRE)-- Charles River Laboratories International, Inc. (NYSE: CRL) and Medigen Vaccine Biologics Corp. (MVC) collaborate on the characterization and validation of the virus seed bank for MVC's next-generation multivalent enterovirus vaccine. Charles River will leverage its advanced analytical platforms, including Next-Generation Sequencing (NGS), to support critical steps of Chemistry, Manufacturing, and Controls (CMC) activities for MVC’s next-generation multivalent enterovirus vaccine. The collaboration reflects both companies' shared commitment to high-quality development, scientific rigor, and accelerated alignment with global

Charles River Laboratories and Medigen Vaccine Biologics Corp Collaborate to Advance New Vaccine Development Programs Through Next Generation Sequencing

Thu, 20 Aug 2026 08:00:00 -0400

Collaboration leverages NGS technologies to accelerate high-quality vaccine development, support global regulatory readiness, and help reduce animal testing

Charles River Laboratories and Medigen Vaccine Biologics Corp Collaborate to Advance New Vaccine Development Programs Through Next Generation Sequencing

Thu, 20 Aug 2026 08:00:00 -0400

Collaboration leverages NGS technologies to accelerate high-quality vaccine development, support global regulatory readiness, and help reduce animal testing

Charles River Laboratories and Medigen Vaccine Biologics Corp Collaborate to Advance New Vaccine Development Programs Through Next Generation Sequencing

Thu, 20 Aug 2026 08:00:00 -0400

Collaboration leverages NGS technologies to accelerate high-quality vaccine development, support global regulatory readiness, and help reduce animal testing

Form 144 CHARLES RIVER LABORATORI Filed by: Parisotto Shannon M

Wed, 19 Aug 2026 16:16:00 -0400

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Form 144 CHARLES RIVER LABORATORI Filed by: Parisotto Shannon M

Wed, 19 Aug 2026 16:16:00 -0400

si-local-file:///var/storage/secattach/20260819/26950270.html

Form 144 CHARLES RIVER LABORATORI Filed by: Andrews Nancy C

Tue, 18 Aug 2026 11:06:00 -0400

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Form 144 CHARLES RIVER LABORATORI Filed by: Andrews Nancy C

Tue, 18 Aug 2026 11:06:00 -0400

si-local-file:///var/storage/secattach/20260818/26942591.html

Form 4 CHARLES RIVER LABORATORI For: Aug 11 Filed by: Girshick Birgit

Thu, 13 Aug 2026 16:38:00 -0400

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Form 4 CHARLES RIVER LABORATORI For: Aug 11 Filed by: Girshick Birgit

Thu, 13 Aug 2026 16:38:00 -0400

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Form 4 CHARLES RIVER LABORATORI For: Aug 11 Filed by: Parisotto Shannon M

Thu, 13 Aug 2026 16:34:00 -0400

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