/

Pulse
Pulse Today’s freshest content. Open the Pulse overview
Intel
Intel Frameworks, glossary, reports. Open the Intel overview
Indices
Indices Functional indices and stocks. Open the Indices overview
Lab
Lab Quant-desk dashboards. Open the Lab overview
AI Handoff
- AI Handoff Board
  Where AI’s value is moving — nine ratios of our own indices track the handoff from building AI to operating it to using it.
AI Credit
- AI Credit Stress Tape
  Who funds the build-out and at what price — six funding models from balance-sheet to vendor-financed, scored from filings against the credit environment.
Dispersion
- Sector Dispersion
  Breadth vs the sector — broad or mega-cap-carried? Median constituent vs the index, advancers, and an A/D line that leads price.
Research
- Hypothesis & Scenario
  Test a trading idea historically, or stress a portfolio against a scenario — validated against random entry, sub-periods & ±15% shifts; diary-framed.
Macro
Patterns
- Pattern Lab
  Methodology hub — every Closelook pattern in one place.
Structure & Rotation
Index Families
Visualisations
- Bar-chart races
  Animated, embeddable market races.
Market X-Ray
- All Lab tools →
  The full Lab directory — every dashboard, index and tool.
Signal
Signal Trade signals, flow & live monitors. Open the Signal overview
Signals
Monitors
Portfolios
Portfolios Live model portfolios. Open the Portfolios overview
Active Discretionary
Passive Systematic
- Rubin Equal Weight
  1/N at 2025-12-30, quarterly last-trading-day rebalance back to equal weight.
- Rubin Momentum
  Drift since 2025-12-30 inception, no scheduled rebalance — first manual 2026-06-30.
Active Systematic
Investable
- Trade the Look
  The tactical book as a wikifolio certificate — published, pre-registration open.
Tape
Tape Mon–Fri live channel. Open the Tape overview
- Feed
  Single chronological feed; tag pills filter inside cards.
- Methodology
  Card types, grounding, schedule.
Predictions
Newsletter

— ·

Latest

Pulse today

The Market Stopped Paying Records

SK Hynix printed the best quarter in its history — operating profit up 557% — and Seoul sold it 9% into a second circuit-breaker day. Teradyne printed a record
Report today

The Verification Tax
Pulse 1d ago

The KOSPI Is a Semiconductor Index Now

Korea tripped its circuit breaker overnight — KOSPI down 8%, SK Hynix closing −14.6%, Samsung −13.4% — and that is no longer a regional story: the KOSPI's 60-da
Pulse 2d ago

Kimi K3: The Gap Went Task-Specific

Moonshot published the weights of a 2.8-trillion-parameter model today, and the first independent assessments landed with them. K3 ranks fifth of 215 overall bu
Newsletter 2d ago

The Ledger Called Every Shot

See all → WhatsApp

Sign in

C+

C+ The full Closelook — membership. Open the C+ overview →

Inside C+
What C+ is, what you get — the tour, with real product shots.
A Closer Look
Watch the market, explore the context — the desk beside the stream.
The Vault
Every newsletter edition in full, preserved as published.
Portfolio Books
Six books — every position, cost basis, P&L, trade log.
Signals & Trade Log
The books’ moves as they happen — the live feed.
Weekly Signal
The scored weekly — every call on the record.
The Indices
Four proprietary families, sub-indices included.
Subscribe
Plans — monthly or annual, one Substack subscription.

Pulse
Intel
Indices
Lab
Signal
Portfolios
Tape

Predictions ↗ Newsletter

Search About Newsletter Sign in Subscribe · C+

Imprint Privacy Terms

Signal

Signals Monitors

Signal Trade signals, flow & live monitors. Open the Signal overview →

Signals

Tech Board
What's hot in global tech — ranked signals across US, Europe and Asia.
Live Feed
Live trade signals.
The Print Record
One name per day in earnings season — ten prints of beat-vs-reaction history and the metric that decides. Free registration.
Analyst Wire
US upgrades, downgrades, initiations & price-target moves — newest first.
Earnings Wire
US earnings — just reported vs consensus (beat/miss) + the forward calendar.
AW40 Overlay
AW40 vs benchmarks, Rubin, and the software/semis rotation.
Directional Flow
Leading-indicator flow — daily after US close.
Pattern Engine
Live pattern-hit signals — Lab methodology applied.

Monitors

Money Temperature
Money regime monitor — 8 instruments across 5 dimensions.
Cointegration Monitor
Rolling pair-trade monitor across 6 cross-asset pairs.
Global Sectors
11 sectors × 4 regions heatmap — daily rotation signal.

← Back to Archive

Newsletter
Archive
"Bought Down the Stack"

Closelook@US Stock Markets · from the archive

"Bought Down the Stack"

"The washout passed its test — and the buying went exactly where the AI dollar itself is migrating: down the constraint chain, from the architect to memory, packaging and power."

The full edition — boards, visuals and the complete read — is part of the C+ archive. New editions publish free on Substack; the archive keeps every past edition in one place.

See the C+ plans Already subscribed? Unlock

Closelook C+ Portfolio

$25 / month or $250 / year — founding rate

A research diary, not investment advice.

Not ready? Join the Look — free

Subscribe →

Join the Look

The free account — one email, no password.

The daily extra point on both 10-formats, all three newsletters in full on the page, the Weekly playbook and track record.

Join the Look — free →

Free updates included — Daily Pulse + Weekly Signal in your inbox.

closelook.net

Systematic Market Intelligence for global tech investing — from research to execution.

Editor: Thomas Look

Sections

Pulse
Intel
Indices
Lab
Signal
Portfolios
Tape

More

Predictions ↗
Newsletter
Notes ↗
★ Preferred source on Google ↗
🔔 Get daily alerts
About
Join the Look — free
Sign in
C+

Tape methodology
Imprint
Privacy
Terms

Cookies & data

We use a small set of cookies to remember your tier access and analyse how visitors navigate the site. Analytics and marketing cookies only fire if you accept. Essential storage (tier unlock, session state) is always on — without it, the site cannot function. See our Privacy Policy for details.