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MRK
NYSE Life Sciences

Merck's Tulisokibart Hits All Endpoints in Phase 3 Ulcerative Colitis Trial

Tom Rudovsky · Reported by Reuters
More coverage: Pharmaceutical Stocks · Healthcare
Sentiment info
Positive
Importance info
9
Price
$113.86
Mkt Cap
$281.239B
52W Low
$76.66
52W High
$125.14
52W Position info
49% above low
Off High info
9.0% below high
Rel. Volume info
2.8× avg
Market data snapshot near publication time

MRK sits 49% above its 52-week low of $76.66 on elevated volume (2.8× avg).

Summary

Merck's investigational drug, Tulisokibart, achieved both primary and key secondary endpoints in its Phase 3 ATLAS-UC study for moderately to severely active ulcerative colitis. The trial identified no safety concerns, and Tulisokibart is the first anti-TL1A antibody to demonstrate clinical remission at 12 weeks in a Phase 3 UC trial. This successful outcome significantly de-risks the drug candidate and positions it as a potential new blockbuster, adding to Merck's robust pipeline successes seen recently with Enlicitide Decanoate and Keytruda.

At the time of this announcement, MRK was trading at $113.86 on NYSE in the Life Sciences sector, with a market capitalization of approximately $281.2B. The 52-week trading range was $76.66 to $125.14. This news item was assessed with positive market sentiment and an importance score of 9 out of 10. Source: Reuters.


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MRK - Latest Insights

MRK
Oct 26, 2026, 12:41 PM EDT
Source: Reuters
Importance Score:
7
Price at Filing: $141.23
Real-time Price: $141.85 info
Change: +$0.625 (+0.44%) info
Market Cap: $349.894B info
MRK
Oct 26, 2026, 11:30 AM EDT
Source: Wiseek News
Importance Score:
8
Price at Filing: $141.73
Real-time Price: $141.85 info
Change: +$0.125 (+0.09%) info
Market Cap: $349.894B info
MRK
Oct 22, 2026, 2:42 PM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $148.37
Real-time Price: $141.85 info
Change: -$6.52 (-4%) info
Market Cap: $349.894B info
MRK
Oct 13, 2026, 6:46 AM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $146.99
Real-time Price: $141.85 info
Change: -$5.14 (-3%) info
Market Cap: $349.894B info
MRK
Oct 13, 2026, 12:10 AM EDT
Source: Reuters
Importance Score:
7
Price at Filing: $145.66
Real-time Price: $141.85 info
Change: -$3.81 (-3%) info
Market Cap: $349.894B info