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Christopher Bloomstran CB

Christopher Bloomstran

Semper Augustus Investments
Intrinsic value — Buffett tradition

Known for extraordinarily detailed annual letters. Runs a concentrated portfolio of wide-moat businesses with a strong focus on normalized earnings.

$837M
Portfolio Value
44
Positions
2026-05-15 ↗
SEC 13F Filing
30
Changes This Q
Portfolio Map
Sized by portfolio weight · colored by quarter-over-quarter change · click ticker to view analysis
New position Increased Reduced Sold / Closed Unchanged CALLBullish options bet PUTBearish options bet
Full Portfolio · 2026-05-15
44 positions — click any ticker to open its analysis page
# Ticker Company Type Value % Portfolio Δ % Shares Status
Quarter-over-Quarter Changes
2026-02-17 → 2026-05-15 · 30 positions moved
Action Ticker Company Shares Δ Value Wt. Δ Portfolio %