MRSN

MERSANA THERAPEUTICS INC

Institutional Ownership · Q4 2025

Filing: Q4 2025

MERSANA THERAPEUTICS INC (MRSN) is held by 47 institutional investors with combined holdings of $65M. Major holders include Nextech Invest, Ltd., Bain Capital Life Science, VANGUARD GROUP INC.

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Institutional Holders

Total Value

$64.9M

Ownership %

—

🏦 Top Institutional Holders

Nextech Invest, Ltd.

482.7K shares

$14.0M

Bain Capital Life Sciences Investors, LLC

Rock Springs Capital Management LP

152.6K shares

$4.4M

Alamea Verwaltungs GmbH

24.2K shares

$3.3M

📊 Financials

Income statement, balance sheet, and cash flow from SEC filings.

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