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MarketStack
Analytics for Finance Substack

Centralised intelligence for independent finance research.

Structured and searchable data from the Finance Substack ecosystem, on authors, positioning and sentiment.

The MarketStack Index (MSI) · Top 10

Quantifying real‑time influence by paid readership.

#AuthorScoreMassVelocity
1Michael Burry
Cassandra Unchained
94.7
99.077.6
2Citrini
Citrini Research
83.3
100.016.7
3TMT Breakout
80.7
93.131.3
4James Bulltard
The Running Of The Bulltards
79.4
96.710.3
5FUNDA
79.1
87.943.9
6Doomberg
78.4
98.00.0
7Michael Howell
Capital Wars
78.0
96.15.7
8Capital Flows
78.0
86.643.8
9Compounding Quality
77.1
95.15.1
10Adam Mancini
S&P 500 Trade Companion
76.7
92.812.2
Ranks 11+ are for MarketStack Pro members.
1,229
Authors tracked and ranked, daily
602
Tickers tracked across the roster
32,625
Live feed posts classified
130
Days of Rising history logged
1,075
Tickers tracked in PositionWire
Structured, Longitudinal, and Searchable Data

Every day, pipelines classify new posts by topic, decay-weight each author's presence into the Index, and extract ticker mentions and verified position calls.

The MarketStack Index daily leaderboard AlphaStack auditable track records PositionWire verified position calls Conversion Index who converts to paid Live Feed classified daily Author Signals movement, flagged daily Coherence Scores claims you can check Meta-Lab longitudinal meta-analyses