Weekly

TSMC reports Thursday, and it reads the whole AI cycle

Jul 12, 2026

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7 min read

TSMC reports Thursday, and it reads the whole AI cycle

The four signals I'm watching in Thursday's print, and what a strong quarter would mean for the chip names I hold

Koh K

Weekly

Power Integrations and Alpha and Omega: two ways into the 800-volt shift

Jul 1, 2026

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4 min read

Power Integrations and Alpha and Omega: two ways into the 800-volt shift

Both are my newer power-semiconductor positions. They ride the same wave from opposite ends.

Koh K

Weekly

Jun 28, 2026

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8 min read

The AI power basket, name by name

The energy names I hold, the order books that prove the demand, and the long-horizon names I'd only watch

Koh K

Weekly

Astera Labs and Credo: the pair, pulled apart

Jun 23, 2026

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5 min read

Astera Labs and Credo: the pair, pulled apart

They move together on the screen. Inside the rack they do opposite jobs, and optics splits their futures.

Koh K

Weekly

Photonics: the full basket, name by name

Jun 21, 2026

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9 min read

Photonics: the full basket, name by name

My two anchors, the names around them, and the speculative tier I'd only watch

Koh K

Weekly

Jun 14, 2026

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9 min read

The HBM basket, fully opened

Three layers, every name across them, and what I currently hold from each

Koh K

Weekly

The hybrid bonding toll booth: Adeia, fully opened

Jun 12, 2026

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9 min read

The hybrid bonding toll booth: Adeia, fully opened

The anchor name, the AMD precedent, the 2027 renewal window, and what I hold

Koh K

Weekly

The space basket: seven names across two angles

Jun 7, 2026

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7 min read

The space basket: seven names across two angles

Semis upstream of Starlink, the SDA stack keeping the constellation alive, and what I currently hold

Koh K

Weekly

Jun 1, 2026

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4 min read

NVIDIA owns the brain. Who builds the rest?

A $9 billion business, a five-year clock, and the smaller names that scale on the same curve.

Koh K

Weekly

May 31, 2026

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4 min read

Nearly 40 countries are now building on NVIDIA

Wall Street models the hyperscalers. Jensen kept pointing the analysts somewhere else entirely.

Koh K

Weekly

May 27, 2026

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7 min read

NVDA quietly became a CPU company 🤫

Everyone covered Blackwell. Jensen said this other word four times, and it opens a $200 billion market.

Koh K

Weekly

Three ways to play the on-device AI cycle, and the bear case against all of them

May 24, 2026

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6 min read

Three ways to play the on-device AI cycle, and the bear case against all of them

The companies positioned for edge AI, the strongest arguments against the thesis, and where we are in the cycle.

Koh K

Weekly

You used edge AI three times today. You probably didn't notice.

May 20, 2026

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4 min read

You used edge AI three times today. You probably didn't notice.

The next major AI investment cycle isn't in the cloud. It's already in your pocket.

Koh K

Weekly

May 17, 2026

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9 min read

If the Strait of Hormuz Stays Closed: Where Portfolios Break — and Where They Don't

Oil shocks don't just hit energy. Memory fabs in Korea, airlines, EM cyclicals, and Europe all price this very differently. Here's how to think about risk in a tech-heavy book.

Koh K

Weekly

May 11, 2026

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5 min read

NVDA Earnings Preview: Follow the CapEx

NVIDIA will almost certainly beat. That's not the question.

Koh K

Weekly

May 5, 2026

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9 min read

How I'm positioning a portfolio for the agentic re-rating (Part 3 of 3)

Where every name in your portfolio actually sits in the agentic shift — and how to identify them like a boss.

Koh K

Weekly

May 4, 2026

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5 min read

Tokens are the new ARR (Part 2 of 3)

The metric that built fifteen years of SaaS valuations is being replaced. Here's what's replacing it — and how to read it.

Koh K

Weekly

May 3, 2026

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10 min read

Why Nadella just rewrote SaaS in one sentence (Part 1 of 3)

Microsoft's CEO said the quiet part out loud — and it changes how to read every software earnings call from here.

Koh K

Weekly

Apr 28, 2026

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5 min read

GPUs aren't the only AI story anymore

When inference and agentic workloads scale, the silicon mix inside the AI rack rebalances. Most portfolios haven't priced this in.

Koh K

Weekly

Hyperscalers are quietly turning semis into utilities

Apr 27, 2026

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5 min read

Hyperscalers are quietly turning semis into utilities

Buried in Intel's earnings Q&A was a contract structure that changes how to think about every semi name in your portfolio.

Koh K

Weekly

Intel quietly revised one AI number by 10x

Apr 26, 2026

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6 min read

Intel quietly revised one AI number by 10x

They originally modeled it in "hundreds of millions." This week they revised to "billions per year." The investable surface is wider than it looks.

Koh K

Weekly

Apr 16, 2026

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4 min read

TSMC just told you where $50+ billion is going. Most investors are looking at the wrong address.

The chip gets the headlines. The supply chain gets the contract.

Koh K

Weekly

Apr 12, 2026

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3 min read

The AI bottleneck just moved. Most investors haven't noticed.

Copper still has a story — but the direction of travel is optical, and the supply chain opportunity is hiding in plain sight.

Koh K

Weekly

Apr 7, 2026

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4 min read

How I found NVIDIA before it became obvious

The four-question filter I use to find companies built to last — not just built to grow.

Koh K

Weekly

Mar 30, 2026

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3 min read

Why the "dip" is looking more like a trap 📉

Everyone is saying "buy the low," but six major signals suggest the real floor is still a long way down. Here is how I’m playing defense.

Koh K

Weekly

TSMC reports Thursday, and it reads the whole AI cycle

Power Integrations and Alpha and Omega: two ways into the 800-volt shift

The AI power basket, name by name

Astera Labs and Credo: the pair, pulled apart

Photonics: the full basket, name by name

The HBM basket, fully opened

The hybrid bonding toll booth: Adeia, fully opened

The space basket: seven names across two angles

NVIDIA owns the brain. Who builds the rest?

Nearly 40 countries are now building on NVIDIA

NVDA quietly became a CPU company 🤫

Three ways to play the on-device AI cycle, and the bear case against all of them

You used edge AI three times today. You probably didn't notice.

If the Strait of Hormuz Stays Closed: Where Portfolios Break — and Where They Don't

NVDA Earnings Preview: Follow the CapEx

How I'm positioning a portfolio for the agentic re-rating (Part 3 of 3)

Tokens are the new ARR (Part 2 of 3)

Why Nadella just rewrote SaaS in one sentence (Part 1 of 3)

GPUs aren't the only AI story anymore

Hyperscalers are quietly turning semis into utilities

Intel quietly revised one AI number by 10x

TSMC just told you where $50+ billion is going. Most investors are looking at the wrong address.

The AI bottleneck just moved. Most investors haven't noticed.

How I found NVIDIA before it became obvious

Why the "dip" is looking more like a trap 📉

Reset and Invest