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Jeb Keiper
@JebKeiper
CEO . A guy (he/him) helping teams discover and develop new medicines for patients. Any tweets are solely my own personal views.
Joined December 2014

Jeb Keiper’s Tweets

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Reflecting on the $BMY call last week got me thinking about the qualities that matter most in a TYK2 inhibitor – like deucravacitinib and Nimbus’ allosteric TYK2 inhibitor – as the market has become more defined and clinical data have matured. Boils down to 5 things: 🧵
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I must say, while I agree w many of points, I do think hybrid is a better approach than M-F full time. Both in-person and flexible can be married w the nuance describes here. He’s always so eloquent, I’ll just wait for his blog.
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IMO not a binary argument. Some things are better together (to problem solve, make complex decisions); others when there's flexibility (e.g. for writing, deep work). The experiment we're all undertaking is to be flexible enough to get the advantages of both. More in a coming post twitter.com/michael_gilman…
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I've always enjoyed studying the history of drug R&D, and to share a small snapshot of one perspective on 's podcast was quite humbling. I submit for your 1.25-1.5x listening pleasure a small piece of the story (along with some personal early career stories)
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Nimbus CEO @jebkeiper joined @Ldtimmerman’s Long Run podcast to share personal insights on the Nimbus story from our computational beginnings 14 years ago, through the Takeda acquisition of our allosteric TYK2 inhibitor, and what our next chapter holds. apple.co/3Hj4D3X
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Concerning trend indeed! 😡 We have lost Chadwick’s Boseman and so many other friends and family from #colorectalcancer - an epidemic among Gen X and Millennials
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✳️Colorectal cancer is now the leading cause of cancer related death among males aged 20-39 and 40-49 ‼️It was third among 20-39 age group last year. ✳️ Concerning trend is also seen in young women; CRC related death and will likely surpass breast cancer in near future @OncoAlert
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So cool! Also implies fiddling w pyrimidine synthesis an be a valuable tool when you want to impact the rate of any particular cell type’s quick proliferation- applications in cancer, of course, and also autoimmune disease!
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Bacteria replicate DNA at crazy speeds & accuracy. 💨 If DNA polymerase was a USPS truck, and each home was a single nucleotide: This truck would deliver to every home in the U.S. in 65 hours. It would do this about 4 times without making a single mistake.
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An analysis worthy of review..
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The best biopharma M&A deals (with assets still contributing meaningfully in 2022) I analyzed the pipeline of 27 big pharma and 27 acquired companies to find the asset-driven deals with the highest ROI Summary below: andrewpannu.com/the-best-bioph
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Great run this morning! Thanks to Philippe for organizing. Good to see and 10 others out there on the Golden Gate. Biotech Fun Run for 2024 was discussed!
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Great group and surprisingly nice weather for this morning’s biotech run across the Golden Gate. Glad I bumped into @JebKeiper yesterday and joined this morning. Nice way to wrap up JPM week. #JPM23 #JPM2023
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A good flight-to- #jpm2023 read is always a novel about patients. Great reminder and refresher about who we are working for (even if the novel has a teen romance plot)
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Will be great to be out at #JPM23 after a long covid hiatus! Looking forward to sharing the Nimbus story, pipeline data, and plans for our breakthrough medicines. Timing is perfect if you're attending for allosteric TYK2 updates Monday morning: BMS at 7:30, Nimbus at 9:30
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Next week, CEO Jeb Keiper will speak at the 41st Annual @jpmorgan Healthcare Conference. We look forward to discussing our exciting development portfolio and connecting with our peers, partners and other #drugdiscovery leaders. #JPM23
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A must read treatise on how to get a multi-billion $ biotech deal done by the inimitable
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After a ~decade of discovery & rigorous development, our TYK2 inhibitor found an inheritor to deliver our molecule to patients around the globe. Thrilled to welcome @TakedaPharma to the @NimbusTx journey and excited to see the path that lies ahead for our therapy🧵 twitter.com/NimbusTx/statu…
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Really enjoyed chatting today; watch for the posting of the replay.
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Nimbus Tx CEO @JebKeiper will talk to @BiotechCH today at 3:00 PM ET on LinkedIn Live re: Takeda acquiring their Phase 2 drug for $4B upfront + $2B in milestones. Co-hosts are @daphnezohar @JSchimmer_E @timopler& @cngarabedian linkedin.com/events/biotech Twitter Spaces is down today.
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Thanks for the opportunity to go into the details of and our recently announced deal with around our allosteric TYK2 program.
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“We want to build a great R&D organization that is around for not just 13 or 14 years, but 30 years,” Nimbus CEO @JebKeiper told @BentheFidler in an interview on the biotech and its $4B deal with Takeda this week. biopharmadive.com/news/nimbus-ta
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UPDATED w/interviews from 's Andrew Plump and 's . “We’ve looked at every mechanism out there...And we feel that this TYK2 class has the potential to be as or more innovative and important for IBD patients as Entyvio.”
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Congrats to as well, who co-founded this company and was first CEO and continues to serve as Chair. Big thanks as well to my mentor who proceeded me as CEO and was a staunch supporter of pivoting to the allosteric pocket of TYK2.
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Takeda Acquires Nimbus’ Tyk2 Autoimmune Program for up to $6B Congrats to @JebKeiper & the @NimbusTx team! Here's a blog on the Nimbus' journey - more to come in Chapter 3! Looking fwd to watching 4858's continued success in Takeda's capable hands lifescivc.com/2022/12/takeda
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Thrilled to announce this deal with which will accelerate development of allosteric TYK2 program for patients! An enormous thank you to all of the people and organizations that have helped get us to this inflection point!
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Today @TakedaPharma and Nimbus announced a definitive agreement under which Takeda will acquire Nimbus’ highly selective, allosteric TYK2 inhibitor: bit.ly/3VUPM4C
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Just to let biotwitter know, we are matching $BMY 's disclosure of their Ph3 deucra TYK2 data with our Ph2b results: PR success, data at a conference. See here for reference: news.bms.com/news/corporate
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Nimbus Therapeutics scores a Phase IIb win, bringing it one step closer to challenging Bristol Myers in TYK2. endpts.com/phiib-win-puts
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We are big believers of “scientific data need to be shared in a scientific forum”. So that’s what we’ll be doing.
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Nimbus says the ph2 study of its Tyk2 inhibitor in psoriasis met its primary endpoint, Pasi-75, without giving details. Nimbus prev said it wanted to better $BMY Sotyktu (Pasi-75 53-58%), with a "similar safety profile" evaluate.com/vantage/articl
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Years of work have gone into the design of our exquisitely selective allosteric TYK2 inhibitor, which completed a Ph2B study in over 250 patients w moderate to severe psoriasis. The data are quite encouraging; all endpoints met, & will be shared at a scientific conference in ‘23
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We are thrilled to announce positive topline results from a Phase 2b trial evaluating our highly selective, allosteric TYK2 inhibitor NDI-034858 in patients with moderate-to-severe plaque psoriasis. bit.ly/3XHaEh7
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Small molecule drugs that go generic enable all of society to access innovation very affordably. Disincentives to new small molecule drug development in the US’s recent IRA legislation must be rectified to ensure society has a regular flow of easy-genericizing medicines.
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Important new paper from @TuftsCEVR's @Jcohen1964: When to account for generic pricing in cost-effectiveness analyses and how it can influence estimates. tinyurl.com/4pvvw5rw @NPLB_org @ISPORJournals @PeterKolchinsky @UW_Pharmacy @SchaefferCenter @healtheconomics @socmdm
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This is a really important paper. Every CEO of a small molecule biotech company should see this as a celebration of their work… and a too-late defense against the IRA’s 9y price setting. More attention needed to “generalized cost-effectiveness analysis”
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Important new paper from @TuftsCEVR's @Jcohen1964: When to account for generic pricing in cost-effectiveness analyses and how it can influence estimates. tinyurl.com/4pvvw5rw @NPLB_org @ISPORJournals @PeterKolchinsky @UW_Pharmacy @SchaefferCenter @healtheconomics @socmdm
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OMG, this returned my Twitter feed to “the way it used to be”!?! 🤯 yay!! 😃
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Lots of #ScienceTwitter users are complaining that their feed is full of stuff they don’t want to see. You need to click on the star in the upper right corner & „Switch to latest Tweets“. Then your feed will be normal again with the stuff you want to see! #AvoidHome
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Must read for all biotech CEOs and boards. Spread the word please.
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NPLB collected testimonials about the Inflation Reduction Act’s nine-year price restraints on small molecule drugs. TLDR? Biotech innovators agree: Congress must mitigate the impacts of the IRA. We think it’s worth the read: nopatientleftbehind.docsend.com/view/jeht83s4q
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My personal testimonial is included here and on behalf of , along with dozens from other small molecule companies; take a read in a spare minute this holiday break. Congress can fix the small molecule penalty easily, in a budget neutral manner.
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NPLB collected testimonials about the Inflation Reduction Act’s nine-year price restraints on small molecule drugs. TLDR? Biotech innovators agree: Congress must mitigate the impacts of the IRA. We think it’s worth the read: nopatientleftbehind.docsend.com/view/jeht83s4q
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The perfect program to highlight just as we head into US Thanksgiving week… 🦃🍗🍨
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We design medicines for targets known to be core drivers of pathology in prevalent diseases, like AMPK, now in partnership with @LillyPad for development of novel therapies that activate a specific isoform of AMPK for the treatment of metabolic diseases. bit.ly/3Eeivep
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