Prospero.Ai Trading Letter

Substack by George Kailas · launched Jan 15, 2023

Upgrade your skills by leveraging Prospero.Ai's powerful signals with tips from our CEO on how to snipe trades. As of 10/19/26 our model portfolio is 21% above the S&P 500 and a 52% win rate, stellar since it has 8,005 investments since 06/04/23.

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Paid leaderboard

#448

Subscribers

3.0K

rounded by Substack

Paid subscribers

100+ paid

Badge

Bestseller 100

Paid plan

$20/mo

Growth history

Stats worth sharing

Tracked since Sep 10, 2026 — 42 daily snapshots so far. The card below is built from what we track and refreshes nightly.

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Embed code<a href="https://stockmarketwatch.com/finance-newsletters/prosperoaitt"><img src="https://stockmarketwatch.com/finance-newsletters/prosperoaitt/card" alt="Prospero.Ai Trading Letter — rank, subscribers and growth, tracked by Stock Market Watch" width="600" height="315" /></a>

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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 Trading Letter. 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 21, 2026.