Pharma BD Deal Intelligence

Merck & Co. Inc. / Banyu Pharmaceutical Co. Ltd.

2003 · Acquisition/Merger · $1.5B · Complete

CALLED IT — OFF BY 15

Merck's 2003 buy-in of the remaining 49% of Banyu cemented a decades-long Japan foothold, but the entity itself was later dissolved into MSD K.K., leaving no distinct post-deal financial trail to prove the $1.5B price was value-accretive.

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The coverage arc

Jan 08, 2003 SEC Form 8-K Exhibit 99 - Merck Press Release Bullish

Merck announced a tender offer at 1,400 yen per share to acquire the remaining shares of Banyu Pharmaceutical it did not own, a roughly $1.5 billion move to…

Jan 09, 2003 The Pharma Letter Neutral

Merck & Co to pay $1.5 billion to take full control of Banyu, buying out remaining minority shareholders and moving to delist the Japanese subsidiary from the…

Mar 06, 2003 ICIS Neutral

Merck completed its tender offer for the remaining shares of Japanese subsidiary Banyu Pharmaceutical, holding in excess of 80% of the Tokyo-based firm; Banyu…

Source summaries from our enrichment pipeline; follow links for originals.

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Merck & Co. launched a tender offer on January 14, 2003 for the remaining 49% of Banyu Pharmaceutical it did not already own, valued at approximately $1.5 billion at 1,400 yen per share. The transaction closed on March 6, 2003, after which Banyu was delisted.

Did it work? Outcome assessment

Merck's 2003 buy-in of the remaining 49% of Banyu cemented a decades-long Japan foothold, but the entity itself was later dissolved into MSD K.K., leaving no distinct post-deal financial trail to prove the $1.5B price was value-accretive.

Strategic verdict
Partially Achieved

Key facts

Related deals — scored

DealYearValueOutcome
Merck & Co. Inc. / Banyu Pharmaceutical Co. Ltd. (this deal)2003$1.5B65
Merck & Co. Inc. / Acceleron Pharma Inc.2021$11.5B90
Merck & Co. Inc. / Peloton Therapeutics Inc.2019$2.2B88
Merck & Co. Inc. / AstraZeneca PLC2017$8.5B87
Merck & Co. Inc. / Moderna, Inc.2022$250M86
Merck & Co. Inc. / Moderna, Inc.2016$250M84
Merck & Co. Inc. / Eisai Co., Ltd.2018$5.8B83

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