RJC

Substack by RJC · launched Oct 20, 2025

RJC Capital is a concentrated long-short portfolio manager sharing research, ideas, and observations on markets and technology. Focused, independent, and aligned with real capital at work.

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Paid leaderboard

#180

Subscribers

6.0K

rounded by Substack

Paid subscribers

100+ paid

Badge

Bestseller 100

Paid plan

$19/mo

Growth history

Stats worth sharing

Tracked since Sep 10, 2026 — 21 daily snapshots so far. The card below is built from what we track and refreshes nightly.

Reactions per post

24

average, recent posts

Reactions tracked

289

across 12 posts

Tickers covered

2

in tracked posts

Most-reacted post we have seen: The Toolmakers — 41 reactions on Jun 14, 2026.

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

Recent posts

• SK Hynix and Sandisk unveil HBF Standard, Targeting Bandwidth comparable to HBM

  Aug 4, 2026Paid9 reactions1 comments3 restacks

  FMS

• What I Read This Week (7/19/26)

  Jul 19, 2026Paid11 reactions0 comments2 restacks

  IBM

• What to Invest in If You Missed Memory

  Jul 11, 2026Paid27 reactions0 comments1 restacks

• Portfolio Review 7/5/26

  Jul 5, 2026Paid23 reactions0 comments0 restacks

• We’ll Always Have America

  Jul 5, 2026Paid19 reactions2 comments3 restacks

• The Toolmakers

  Jun 14, 2026Paid41 reactions4 comments3 restacks

• 10k Challenge Update #4

  Jun 14, 2026Paid23 reactions5 comments1 restacks

• Portfolio Review 6/14/26

  Jun 14, 2026Paid32 reactions4 comments2 restacks

• RJC Market Thoughts - 4/27

  Apr 27, 2026Paid37 reactions3 comments1 restacks

• 10k Challenge Update #3

  Mar 2, 2026Paid18 reactions4 comments4 restacks

• Why Stop Losses Don't Work In Concentrated Portfolios

  Feb 25, 2026Paid22 reactions6 comments4 restacks

• Lucky Strike - Why OpenAI will win

  Feb 17, 2026Paid27 reactions3 comments6 restacks

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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: RJC. 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: Sep 30, 2026.