MarketStack
A signal layer for the Finance Substack ecosystem.
| Platform |  | Pricing | Freemium | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 88 | Founded | 4 months ago | Last Issue | 42 hours ago |
| Active | |||||
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marketstack.substack.comLatest Issues
PositionWire is live
MarketStack’s most token-intensive feature to date.
Four months deep and I truly believe the most valuable thing I can do for a reader paying me £12/month is simply help them discover under-the-radar ideas from authors on this platform,...
Fable meta-analysis on AI capex monetisation
Is compute ownership a moat, a treadmill, or neither?
Synthesising 24 Substack posts (17 June–2 July 2026), with sell-side and institutional commentary woven in under external tags.
The alpha paradox
Performance is a relativity phenomenon.
On at least one time scale, even dinosaurs were transitory.
Rising stars on Finance Substack
June was quite the month.
The steepest climbers in bestsellers this month were brand new to the leaderboard — macro trader Frank's Substack and J-Griff.
Decoding the memory trade
The rented moat.
A third of AI capex now flows to memory. It’s the most levered read on whether capex holds or breaks. But every headline “tell” which feels like a resolution is set by a beneficiary: rental indices are Nvidia-propped, depr...
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Authors
The writers behind this newsletter.
(Not) Bloomberg for Substack.
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