Noubar Afeyan ✓

@NoubarAfeyan · Cambridge, MA · joined 19 Oct 2013

Pioneering innovations for a better future for people & the planet. Founder & CEO @FlagshipPioneer, the life sciences co that founded @moderna_tx and many more.

13 914Followers

250Following

2 422Posts total

28.9KViews on collected posts

Against accounts of the same size

10 posts from the last 90 days, next to the 10K–100K follower range. shown widely, but few of those viewers react.

Median views2 174this account1 133median for 10K–100K

Reach, %15.62%this account3.62%median for 10K–100K

Engagement, %0.76%this account2.00%median for 10K–100K

Metric	This account	Median for 10K–100K	Ratio
Median views per post	2 174	1 133	1.92×
Reach (views ÷ followers)	15.62%	3.62%	4.32×
Engagement rate	0.76%	2.00%	0.38×

Others in this range → Compare with another account → How these benchmarks are built →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

2.8K10 Aug

2K25 Aug

13K26 Aug

398

31627 Aug

2.9K

1.4K

2.4K1 Sep

3.7K2 Sep

Last 10 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

2.24%10 Aug

3.83%25 Aug

0.84%26 Aug

0.00%

0.95%27 Aug

0.17%

0.91%

0.30%1 Sep

0.67%2 Sep

0.00%

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 2.00%.

What the audience does

Likes72.9%245 in total

Reposts10.7%36 in total

Replies3.6%12 in total

Quotes2.4%8 in total

Bookmarks10.4%35 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

Followers by day

4 Sep

Daily snapshots since 04 Sep 2026; the dashed line is the starting count.

Latest posts

@NoubarAfeyan @LizClaman @FoxBusiness @moderna_tx @Merck L.H.S. proud! 33 views · 0 likes · 0 reposts · 0 replies 02 Sep 2026 · Open on X →

Glad to join @LizClaman on @FoxBusiness to discuss the @moderna_tx @Merck clinical trial and what it means for cancer treatment. 3.7K views · 20 likes · 2 reposts · 2 replies 02 Sep 2026 · Open on X →

Watch now: Flagship Founder & CEO @NoubarAfeyan joins The Claman Report to discuss @moderna_tx and @Merck's mRNA-based cancer therapy. 2.4K views · 6 likes · 0 reposts · 0 replies 01 Sep 2026 · Open on X →

Congratulations to our @ProFoundTx and @gatesfoundation on this innovative investment agreement. Eclampsia and preeclampsia affect millions of mothers and babies each year, but are woefully understudied. Combining this new support from the Gates Foundation with ProFound’s 1.4K views · 11 likes · 2 reposts · 0 replies 27 Aug 2026 · Open on X →

Today we announced an investment from @gatesfoundation to discover new medicines for preeclampsia/eclampsia. Using our ProFoundry™ Platform & AI, we will explore the expanded proteome to understand the biology affecting mothers & babies at risk. Details: https://t.co/3sp8 2.9K views · 3 likes · 0 reposts · 0 replies 27 Aug 2026 · Open on X →

@NoubarAfeyan @RevMedicines Thank you science!!! 316 views · 3 likes · 0 reposts · 0 replies 27 Aug 2026 · Open on X →

@NoubarAfeyan @RevMedicines Good but how is this related to you or flagship? 398 views · 0 likes · 0 reposts · 0 replies 26 Aug 2026 · Open on X →

Pancreatic cancer was long considered one of medicine’s deadliest diagnoses. But today, the FDA approved @RevMedicines' Daraxonrasib - a new treatment that has in trials nearly doubled how long patients survive compared to standard chemotherapy. Daraxonrasib works by targeting a 13K views · 89 likes · 15 reposts · 3 replies 26 Aug 2026 · Open on X →

As a teenager in Montreal listening to “9 to 5,” I never imagined my path would one day cross with Dolly Parton’s. But during COVID, Dolly’s support of Vanderbilt helped fund early tests for Moderna’s vaccine. Later, she encouraged her fans to get vaccinated as only she could (I 2K views · 66 likes · 8 reposts · 1 replies 25 Aug 2026 · Open on X →

When I first immigrated to the U.S., I felt out of place – until I realized that except for Native Americans, everyone in this country is or once was from somewhere else. I enjoyed the @nytimes' compelling analysis of that history, which uses Census data to visualize the https:// 2.8K views · 47 likes · 9 reposts · 6 replies 10 Aug 2026 · Open on X →