The Data Drop · #034

84 Years of Patience.

Warren Buffett · 1942 — 2025

Every major investment he made, from 3 shares of Cities Service at age 11 to a trillion-dollar empire. The wins, the losses, and the extraordinary patience in between.

$114
First investment
$150B
Net worth
$1T
Berkshire mkt cap
$370B
Cash pile
Scroll
1942 — 1956
Early Investments

Three trades before he turned 26. Two lessons that shaped everything after.

Cities Service1942
3 shares at $38 each. His first stock. Age 11. It dropped to $27. He held. Sold at $40. It later went to $200.
+5%
GEICO1951
Age 20. Visited the headquarters on a Saturday as a Columbia student. Put 75% of his net worth in. Sold for a 50% gain. The stock went up 100x after that.
+50%
Cleveland Worsted Mills1951
A Ben Graham cigar butt. Bought it because it was cheap. Profits dropped 72%. Lost money. Learned what a value trap was.
-10%
1957 — 1969
The Buffett Partnership

Thirteen years. Never a down year. Crushed the Dow every single time.

Annual Returns: Buffett vs Dow
Buffett never lost money. The Dow had five negative years.
BuffettDow Jones
Source: Buffett Partnership letters (1957-1969)
Sanborn Map+50%
The company's investment portfolio was worth more than its stock price. He forced them to distribute it.
American Express+125%
Salad Oil Scandal. Stock crashed 50%. He walked around Omaha checking if people still used their AmEx cards. They did. He put 40% of the entire fund in one stock.
Walt Disney+55%
Met Walt Disney. Bought 5% of the company for $4 million. Sold for $6 million. That stake is worth an estimated $7-12 billion today.
Berkshire Hathaway64 years
A dying textile mill. Bought shares at $7.50 out of spite. Used it as an investment vehicle. BRK-A now trades above $600,000.

In 1969, he closed the partnership. Returned everyone's money. Said the market was too expensive.

1970 — 2025
Building Berkshire

55 years of buying, holding, and occasionally admitting mistakes.

Investment Timeline
Each bar = one position. Green = profit. Red = loss. Gold = still holding. Click any bar for details.
Source: SEC 13F filings, Berkshire annual letters. Buy/sell prices approximate.
Q4 2025
The Portfolio Today

23 public holdings worth $274 billion. Top 5 = 71% of the portfolio.

Current Holdings by Value
Berkshire Hathaway 13F, Q4 2025
Source: SEC 13F filing, February 2026
The Mistakes

He talks about them more than his wins. That's part of the lesson.

The Long Game

How long he held his most important positions.

Holding Duration
Years held. Still-held positions measured through 2025.
Source: SEC filings, Berkshire annual letters
The War Chest

More cash than any company in history. And he's choosing not to spend it.

$370,000,000,000
Every NFL, NBA, MLB, and NHL team. Combined.
Twice the GDP of New Zealand.
More than Apple, Google, or Microsoft hold in cash.
He could buy McDonald's outright and have $150B left over.
$114.75
Cities Service, 1942
$150,000,000,000
Net worth, 2025
"Someone's sitting in the shade today because someone planted a tree a long time ago."
Warren Buffett
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