Investing Newsletter Trends
In October, several emerging topics have taken off in the investing space. Leading the charge is Artificial Intelligence, with 1,171 mentions and an impressive +200% growth rate.
TOP INVESTING TRENDS - UPDATED OCTOBER 2026
20 Results
1
Artificial Intelligence
topicExploding Growth
1,171
Mentions
+200%
Growth
95
Score
2
Startup & Funding
topicPeaked Growth
783
Mentions
86
Score
3
Personal Finance
topicPeaked Growth
647
Mentions
95
Score
4
Cryptocurrency
topicPeaked Growth
625
Mentions
92
Score
5
Cybersecurity
topicPeaked Growth
583
Mentions
76
Score
6
Marketing Technology
topicPeaked Growth
188
Mentions
82
Score
7
Fashion & Clothing
topicPeaked Growth
177
Mentions
80
Score
8
S&P 500
topicExploding Growth
175
Mentions
+194.12%
Growth
75
Score
9
Cloud & Infrastructure
topicPeaked Growth
172
Mentions
85
Score
10
OpenAI
topicExploding Growth
168
Mentions
+173.68%
Growth
78
Score
11
Meta
topicExploding Growth
167
Mentions
+246.67%
Growth
78
Score
12
Anthropic
topicExploding Growth
161
Mentions
+123.53%
Growth
78
Score
13
E-commerce & Shopping
topicPeaked Growth
157
Mentions
88
Score
14
Business Automation
topicExploding Growth
151
Mentions
+100%
Growth
84
Score
15
Federal Reserve
topicExploding Growth
144
Mentions
+109.09%
Growth
77
Score
16
inflation
topicExploding Growth
141
Mentions
+60.87%
Growth
77
Score
17
Healthcare & Medicine
topicPeaked Growth
129
Mentions
79
Score
18
Fitness & Exercise
topicPeaked Growth
119
Mentions
84
Score
19
AI
topicExploding Growth
119
Mentions
+52.63%
Growth
76
Score
20
Exploding Growth
118
Mentions
+107.14%
Growth
78
Score
Trending Topics
Investing Overview
Active Trends20
Total Mentions6,095
Growing10
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Investing Trends FAQ
What are the most popular investing topics in newsletters?
We track investing trends across 500+ newsletters. The most discussed topics are ranked by total mentions and growth velocity.
How often is investing trend data updated?
Data is updated weekly as new newsletter issues are published. Growth rates and velocity scores are recalculated with each update.
What do the growth metrics mean?
Growth rate compares mentions in the last 30 days vs. the prior 30 days. Velocity measures 7-day acceleration. "Breakout" means a topic is surging with high velocity and growth.
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