Celldex Therapeutics rose 21.7% in a year. Neogen rose 2.2-fold.

Same industry

CLDX against four same-industry peers, a year at 100

CLDX is up 21.7% in a year. Neogen is up 2.2 times and Lantheus Holdings is up 87.1%. Of these four, Idexx Laboratories (−14.5%) and Intellia Therapeutics (−48.0%) did less. Weekly closes, Oct 10, 2025 = 100, on a log scale so a 2.2-fold rise and a 48.0% fall both read honestly.

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CLDX +21.7%. Neogen ×2.2, Lantheus Holdings +87.1%, Idexx Laboratories −14.5%, Intellia Therapeutics −48.0%. Weekly closes, Oct 10, 2025 = 100, log scale.

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End-of-day closes (Databento EOD), the last close of each week. The four peers are the largest US-listed companies by market value in CLDX’s SEC industry (In Vitro & In Vivo Diagnostic Substances) with a year of closes. It shows what the closes did; a move here is not a cause, a forecast or a call.

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