A K Karthikeyan

A K Karthikeyan

Independent equity researcher and sole author of Moat & Margin. Built MoatSCORE, an evidence-first framework for scoring business moats from verified filings. No broker or promoter affiliations.
28
Sep

IRDAI's Distribution Reset: Who Loses Margin, Who Keeps the Moat

5 min read
28
Sep

UPI Gets a Price: What 0.4% MDR Means for Banks and Fintechs

5 min read
28
Sep

Daily Filing Digest — Sunday, 27 Sep 2026

3 min read
28
Sep

Zee Learn: The Guarantee Comes Due

5 min read
27
Sep

Weekly Filing Digest — 21 to 27 September 2026

7 min read