<- Go home

Added to YB: 2025-09-12

Pitch date: 2025-09-10

PTGX [bullish]

Protagonist Therapeutics, Inc.

+64.94%

current return

Author Info

BiotechBonanza shares takes on biotech with a heavy focus on special situations. Sign up for the newsletter.

Company Info

Protagonist Therapeutics, Inc., a biopharmaceutical company, develops peptide therapeutics for hematology and blood disorders, and inflammatory and immunomodulatory diseases.

Market Cap

$5.3B

Pitch Price

$57.81

Price Target

173.00 (+81%)

Dividend

N/A

EV/EBITDA

203.46

P/E

117.48

EV/Sales

22.09

Sector

Biotechnology

Category

growth

Show full summary:
PTGX: A JNJ bond trading below face value with free call options attached!

PTGX: Oral IL-23 drug Icotrokinra (JNJ partner) showing superior efficacy vs injectables in psoriasis/UC, targeting $15B+ market. JNJ guides 2x consensus at $1.4B 2028 sales. 6-10% royalties could yield $400-900M annually. Rusfertide (Takeda) approval H2 2026, opt-out pays $400M. Pipeline includes oral IL-17 (LLY paid $2.4B for similar asset). Base case $67.5/share on approved drugs alone, current $58.

Read full article (18 min)