Prospero.Ai Investing Newsletter

Substack by George Kailas · launched Oct 8, 2022

Empowering investors with hedge fund-level stock/market tools. Proven process improves win rates regardless of strategy. 2026 picks win vs S&P500 at a 56% rate and beating S&P by 2% annualized as of 9/28 (Beat S&P by 77% in 2024 and ~50% 22/23)

Top in Finance
#192
Paid leaderboard
#351
Subscribers
26K

rounded by Substack

Paid subscribers
100+ paid
Badge
Bestseller 100
Followers
35K
Paid plan
$9.99/mo
Recommends
20

other newsletters

Podcast
Yes

Growth history

Subscribers (thousands, nightly)

26K on Sep 10, 2026 → 26K on Oct 1, 2026

Followers (thousands, nightly)

Rank in Substack’s finance leaderboard: #192 today · #188 a week ago

Stats worth sharing

Tracked since Sep 10, 2026 — 22 daily snapshots so far. The card below is built from what we track and refreshes nightly.

Percentile
Top 37%

of 525 ranked finance newsletters

Best rank seen
#187

on Sep 21, 2026

Rank, 7 days
−4 places
Followers added
−55

since tracking began

Posts
16

last 30 days

Reactions per post
10

average, recent posts

Reactions tracked
221

across 23 posts

Tickers covered
1

in tracked posts

Most-reacted post we have seen: A Historic Tech Wipeout Hidden in Plain Sight — 26 reactions on Sep 13, 2026.

Prospero.Ai Investing Newsletter — rank, subscribers and growth, tracked by Stock Market Watch
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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: Prospero.Ai Investing Newsletter. 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: Oct 1, 2026.