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Compare Ionis Pharmaceuticals Inc. Common Stock (IONS) vs Summit Therapeutics Inc (SMMT) Price & Performance

Ionis Pharmaceuticals Inc. Common StockTrade
Summit Therapeutics IncTrade

Price performance (Past 24H)

Key statistics

Ionis Pharmaceuticals Inc. Common Stock vs Summit Therapeutics Inc — how do they compare? Ionis Pharmaceuticals Inc. Common Stock trades at $42.5 (market cap $7.04B), while Summit Therapeutics Inc trades at $15.03 (market cap $12.38B). The key difference: Summit Therapeutics Inc is the larger of the two by market cap, and Summit Therapeutics Inc is trading nearer its 52-week high, Ionis Pharmaceuticals Inc. Common Stock nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold Ionis Pharmaceuticals Inc. Common Stock for 0 Days and Summit Therapeutics Inc for 16 Days on average.

IONSSMMT
Market Cap
$7.04B$12.38B
Volume
2,977,4407,111,626
Sector
HealthHealth
52-Week High
$86.50$26.38
52-Week Low
$42.38$12.43
Typical Hold Time
0 Days16 Days
Enterprise Value
$6.60B$11.71B

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Ionis Pharmaceuticals Inc. Common Stock

No Aura AI signal available yet.

Summit Therapeutics Inc

Summit Therapeutics (SMMT) trades at $15.52, down 9.4% today but remains volatile following recent positive developments. The stock shows a bullish technical signal with strong moving average support and neutral oscillators. Fundamentally, the company reports no revenue and significant losses (-$1.08B net income for 2025), but recent news includes a major $2 billion strategic investment from AstraZeneca and expanded clinical collaborations, driving investor optimism.

The outlook is cautiously optimistic due to strong analyst support (65% buy ratings) and a $29.33 consensus price target, representing significant upside. Key risks include ongoing cash burn, lack of current revenue, and clinical trial execution. The AstraZeneca partnership provides substantial validation and funding, but investors should monitor upcoming Q3 2026 earnings and clinical milestones for sustained momentum.

Returns comparison

Trailing returns across standard periods

Investor sentiment on Pluang

What Pluang investors did over the last 30 days

IONS
100% Buy0% Sell
Avg holding period · 0 Days
SMMT
0% Buy100% Sell
Avg holding period · 16 Days

About Ionis Pharmaceuticals Inc. Common Stock

Ionis Pharmaceuticals Inc. is a biopharmaceutical company that develops RNA-targeted medicines using its antisense technology, with marketed treatments in neurology and cardiometabolic disease.

Read more on IONS →

About Summit Therapeutics Inc

Summit Therapeutics Inc. is a biopharmaceutical company focused on the development and commercialization of new medicines for the treatment of infectious diseases and other unmet medical needs. The company's lead product candidate is an antibiotic for the treatment of Clostridioides difficile infection (CDI), a serious infection of the colon. Summit Therapeutics is committed to bringing innovative therapies to market to address global health challenges and improve patient outcomes.

Read more on SMMT →