NewsletterScan
Weekly Report
Sep 20 - Sep 27, 2026

Newsletter Trend Report

What's trending across 500+ newsletters this week. Auto-generated from real newsletter coverage data.

100
Topics Active
0
Brands Mentioned
10
Breakout Trends
10
Fastest Growing

Breakout Trends

Topics surging with 50%+ week-over-week growth and significant mention volume.

Most Mentioned Topics

#TopicMentionsWoW ChangeCategory
1OpenAI130-0.8%Climate
2Anthropic94-19%Finance
3AI agents85+26.9%Cryptocurrency
4Donald Trump74+64.4%Politics
5Substack64+100%Books
6Meta56+115.4%Finance
7Artificial Intelligence52+36.8%Technology
8AI52+62.5%Cryptocurrency
9Bitcoin51+41.7%Finance
10CNN50+200%Business
11Claude42-14.3%Artificial Intelligence
12Google41+32.3%Finance
13Trump40+233.3%Politics
14Trump administration40+185.7%Politics
15artificial intelligence39+56%Business
16ChatGPT38-7.3%Artificial Intelligence
17Deep Learning37+236.4%Technology
18Machine Learning37+164.3%Technology
19Federal Reserve36-32.1%Finance
20Computer Vision36+200%Technology

Fastest Growing

Topics with the highest week-over-week growth rates (minimum 3 mentions).

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