Skip to report
Next edition in 2533 min Aug 26, 2026, 12:45-23:00 Lisbon
Premarket Alpha Post-Market Alpha

Daily Alpha · Substack

Two portfolio letters disclosed fresh allocation into biotech and optical infrastructure without naming the securities in the captured text.

9letters

Themes on this desk

Fresh portfolio rotation

One author funded an unidentified biotech purchase by selling other holdings, while another completed a long-planned optics investment.

Substack - Outlier Capital

Outlier Capital initiates long-term optics position

The author executed a buy in the optics sector, completing a thesis involving materials, lasers, and manufacturing capacity. The author explicitly distinguishes this as a long-term investment rather than a trade.

Suggests a conviction-based bet on supply chain scarcity and production scaling within the optics industry.

Watch Future disclosures regarding specific optics-related holdings or manufacturing partners.

Source →
public excerpt 224 chars read
Substack - Rooster Global Portfolio Mastery Club

Rooster Global Portfolio Mastery Club initiates new biotech position

The publication announced a new US share buy in the biotech sector, funded by liquidating other holdings.

Signals a sector rotation into biotech within this portfolio, potentially indicating a tactical shift or new conviction.

Watch Future disclosures identifying the specific biotech ticker and the assets sold to fund the purchase.

Source →
public excerpt 27 chars read