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Saturday, October 24, 2026

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Tower Semiconductor Deep Dive

Tower Semiconductor’s low-loss photonics chips halve lasers in 1.6T optical modules, supporting a $680 million annualized photonics run rate and customer wafer prepayments through 2027.

TSEM $22B
CV's Substack 10 clicks

From X

@negligible_cap

Negligible Capital on X

*PALO ALTO'S ARORA EXPLORED ACQUIRING DATADOG: INFORMATION $DDOG currently a $80B company "Palo Alto Networks CEO Nikesh Arora has never shied away from deals, acquiring more than 40 companies in the eight years since he took the helm of the world’s biggest standalone cybersecurity firm. But over the past 18 months, Arora’s appetite for acquisitions has reached a new fever pitch as he expanded the company’s products to handle new AI threats as well as capture more revenue from existing customers. For instance, he explored acquiring Datadog, which sells software that helps businesses identify security threats and monitor how cloud applications perform, and Okta, which helps companies ensure workers have access to the right systems, according to two people with knowledge of the situation."

Investor Letters

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Margin Call

Petrobras’s Morpho-1 well revived hopes that Brazil’s Equatorial Margin can become a major new oil frontier after hydrocarbons were…

PBR $81B
Doomberg 12 clicks

Our Views on CoreWeave

CoreWeave's financial statements point to a business model familiar to the authors after a closer review of the AI infrastructure company.

CRWV $34B
WHAT ARE WE DOING? “Contrarians At The Gate” 13 clicks

Capital Wars

CoreWeave’s $35 billion to $39 billion 2026 spending plan relies on debt as unsecured yields reach 15%, making its GPU cloud expansion a…

CRWV $34B
Net Interest 12 clicks
TCEHY · long

Tencent Holdings LTD

Tencent, valued near $500 billion, is a long idea built on its Chinese gaming, social-network and advertising franchises.

TCEHY $444B
Value Investors Club 1 click

Putting bear cases to rest

Medpace authorized $1 billion of buybacks through 2028 after Q3 revenue rose 8.5% to $716 million; service revenue grew roughly 12% as…

MEDP $19B
Best Anchor Stocks 15 clicks

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Investor letters we follow

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