Roche Buys 89bio (ETNB), Big Bet on MASH
- BPIQ

- Sep 25
- 1 min read
Roche is stepping into the MASH/NASH race. The company will acquire 89bio (ETNB) for $14.50/share in cash (~$2.4B equity value). On top of that, shareholders get a CVR worth up to $6.00/share, bringing the total potential deal value to $3.5B.
The Asset
The prize is pegozafermin (pego), 89bio’s lead program for MASH/NASH.
Pego is a glycoPEGylated FGF21 analog.
Designed to drive weight loss, reduce liver fat, and improve fibrosis.
Deal Terms
Cash upfront: $14.50/share.
CVR upside: $6/share (≈45%).
$2.00 if pego hits first commercial sale in F4 MASH cirrhosis (by Mar 2030).
$1.50 if annual global sales ≥ $3B (by 2033).
$2.50 if annual global sales ≥ $4B (by 2035).
Premium: 52% over ETNB’s 60-day VWAP.
Clear message: Roche sees blockbuster potential.
Peer Watchlist
MASH/NASH tickers to track:
AKRO, ALT, CYDY, GALT, HEPA, IVA, MDGL, VKTX, GNFT?, TERN?
And now, Roche (RHHBY) joins the list.
Takeaway
Roche just validated the MASH/NASH field with a multi-billion dollar deal + rich CVR. The spotlight now shifts to AKRO and other peers as the space heats up ahead of major Phase 3 data.
9/23/25 Article posted (EJV, AV)
This article is not investment, legal or tax advice. Investing in smid-cap biopharma stocks is risky. Past stock performance does not guarantee future performance. This post is not investment advice. Please do your own diligence and consult a financial professional before making any stock investment decisions.

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