Back of the Napkin Bios

Substack by Back of the Napkin Bios · launched May 26, 2025

High-conviction biotech & life science longs simple enough for a napkin.

Read Back of the Napkin Bios →

Paid leaderboard

#47

Paid subscribers

100+ paid

Badge

Bestseller 100

Paid plan

$250/mo

Growth history

Stats worth sharing

Tracked since Sep 10, 2026 — 61 daily snapshots so far. The card below is built from what we track and refreshes nightly.

Reactions per post

15

average, recent posts

Reactions tracked

181

across 12 posts

Tickers covered

4

in tracked posts

Most-reacted post we have seen: CLPT: Very Strong Buy Here — Quick Note — 28 reactions on Aug 4, 2026.

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Recent posts

• Onto Labour Day and Into the Fire

  Sep 7, 20268 reactions0 comments1 restacks

• CRISPR Therapeutics: Narrative Shift

  Sep 1, 2026Paid17 reactions0 comments0 restacks

• ACOG: A Toll Road Into Alzheimer’s Long-Term Care

  Aug 17, 2026Paid18 reactions1 comments0 restacks

  ACOG

• Why Wait?

  Aug 14, 2026Paid22 reactions4 comments1 restacks

• The Catch Up

  Aug 11, 202611 reactions0 comments0 restacks

• CLPT: Very Strong Buy Here — Quick Note

  Aug 4, 2026Paid28 reactions3 comments0 restacks

  CLPT

• After the Reset

  Aug 3, 2026Paid8 reactions2 comments0 restacks

  ALNY

• Yes, Capricor Has A Defence

  Jul 28, 2026Paid9 reactions9 comments0 restacks

• Long PTSD: My Top Ideas for the Next 12 Months

  Jul 27, 2026Paid19 reactions0 comments1 restacks

• The Acquirer’s Drift: Tempus AI Is A Buy

  Jul 20, 2026Paid14 reactions3 comments0 restacks

• The Quiet Validation

  Jul 17, 2026Paid17 reactions0 comments1 restacks

• IONS: We're Back, Part 2

  Jul 16, 2026Paid10 reactions0 comments1 restacks

  IONS

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Data: Substack public leaderboards and publication archives, refreshed nightly, plus public beehiiv sitemaps and recommendation pages, refreshed weekly. Source for this page: Back of the Napkin Bios. Subscriber counts are Substack’s own rounded public figures, so week-on-week changes move in steps. beehiiv audience sizes are self-reported by the publisher and are not verified. Last snapshot: Nov 9, 2026.