About This Deal

CHARLES RIVER LABORATORIES INTERNATIONAL, INC. acquired SAMDI Tech, Inc. for $62.8 million (net of $0.4 million cash, inclusive of a previously owned 20% interest valued at $12.6 million), a transaction completed in January 2023, structured as cash.

SAMDI Tech, Inc. operates in DSA. Charles River Laboratories acquired SAMDI Tech, Inc. on January 27, 2023, capping an exclusive partnership between the two companies that began in 2018. SAMDI supplies label-free, high-throughput screening solutions for drug discovery, and the roughly $62.8 million purchase gave Charles River clients direct access to its label-free HTS mass spectrometry platform as part of a broader library of discovery capabilities. The business was folded into Charles River's Discovery and Safety Assessment (DSA) reporting segment.

Added a label-free HTS MS drug-discovery platform to Charles River's DSA solutions portfolio.

Deal Terms

Acquirer
CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
Target
SAMDI Tech, Inc.
Value
$62.8 million (net of $0.4 million cash, inclusive of a previously owned 20% interest valued at $12.6 million)
Date
January 2023
Type
Acquisition
Status
Ready

Transaction Details

Segment
DSA
Structure
Cash
Closed
January 27, 2023

Advisors

Advisory firms were not disclosed for this transaction.

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Sources: SEC filing ↗ · Last updated July 8, 2026

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