The Buffett Partnership Years (1956-1969)

Quick definition: From 1956 to 1969, Warren Buffett managed the Buffett Partnership, delivering average annual returns of 29.5% (compared to 7.4% for the S&P 500), establishing his reputation as an exceptional investor and developing key principles about compounding, discipline, and partnership management that would define his career.

Key Takeaways

• Buffett launched the Buffett Partnership with $100,000 of his own capital and $105,000 from seven partners, applying Graham's value investing framework with remarkable success.
• The partnership consistently outperformed the S&P 500, generating 29.5% average annual returns over thirteen years while managing risk through disciplined analysis and diversification.
• Buffett introduced his partnership agreements with alignment of interests and transparency, establishing standards for honest manager-investor relationships.
• The partnership years demonstrated the power of compounding at scale and proved that Graham's principles could generate exceptional long-term returns when applied with discipline.
• Buffett's eventual dissolution of the partnership in 1969 reflected his belief that markets were becoming fairly valued and his own desire to focus on managing Berkshire Hathaway.

The Birth of the Partnership

In 1956, Warren Buffett returned to Omaha, Nebraska, with a clear goal: to run a limited partnership that applied Graham's value investing principles to generate exceptional returns. He began with modest capital—his own $100,000 plus $105,000 from seven limited partners, most of whom were family members and close associates. The total capital of approximately $205,000 would grow to over $100 million by the time the partnership dissolved in 1969.

Buffett's decision to form a partnership rather than join an existing investment firm was calculated. He wanted complete autonomy to implement his investment philosophy without interference from institutional politics or conflicting mandates. He also believed that aligning his own capital with that of his partners created the proper incentive structure. A manager should have meaningful capital at risk alongside investors; this alignment of interests would ensure that the manager's decisions reflected the partners' welfare, not just fee generation.

The partnership structure was relatively simple but revolutionary in its transparency. Buffett charged a management fee of 0.25% on capital and took 25% of the profits above a 6% annual return. This structure was generous to partners in that they received first claim to returns up to 6%, and Buffett had to deliver exceptional performance to earn meaningful profit-sharing. It was disciplined for Buffett because his compensation was entirely dependent on delivering results. The clarity of this arrangement eliminated agency problems and established a template for investor-manager relationships that would become increasingly important as wealth management evolved.

The Formula: Concentrated Value + Market Inefficiency

The partnership's performance resulted from a systematic approach combining Graham's value principles with Buffett's evolving understanding of what created exceptional returns. In the 1950s and early 1960s, the market was less analyzed, less efficient, and full of overlooked opportunities. Buffett would spend hours reading annual reports, analyzing financial statements, and identifying undervalued securities that other investors had missed or misunderstood.

The partnership's approach was intensely active. Buffett would identify themes and investment ideas, then concentrate capital in the most compelling opportunities. Unlike modern diversified index funds, the partnership might have ten to fifteen significant positions, with concentration in the best ideas. When Buffett identified a situation where he calculated significant margin of safety, he would build a substantial position.

One of the partnership's famous early positions was in Dempster Mill Manufacturing, a farm equipment manufacturer trading well below book value. Buffett acquired a significant stake, eventually took a seat on the board, and worked to improve the company's efficiency and asset utilization. Through operational improvements and careful management, Buffett was able to realize value that the market had ignored. This position demonstrated that value investing could extend beyond simply buying cheap stocks; it could involve active participation in improving businesses.

Returns and Market Conditions

The partnership's returns were extraordinary by any standard. During its thirteen-year existence, the partnership generated average annual returns of 29.5%, compared to 7.4% for the S&P 500. This performance persisted across different market environments: bull markets, bear markets, and sideways markets. In 1961, a year when the S&P 500 rose 26.9%, the partnership returned 45.9%. In 1966, when the S&P 500 was flat, the partnership returned 20.4%. In 1968, a challenging year, the partnership returned 58.8% while the S&P 500 returned 11.0%.

These results accumulated over time, demonstrating the extraordinary power of compounding. An investor who had placed $10,000 with Buffett at the partnership's inception and reinvested all dividends would have approximately $155,000 by 1969. The same $10,000 invested in the S&P 500 would have grown to approximately $24,000. The difference reflected both Buffett's skill and the compounding effect of thirteen years of exceptional returns.

Partnership Communications and Philosophy

Buffett's partnership letters, written annually to inform partners of results and investment philosophy, became legendary in investment circles. In these letters, Buffett communicated with clarity and honesty. He explained his investment approach, discussed the broader market environment, and most importantly, set appropriate expectations. He was never promotional or hyperbolic. When the partnership underperformed, he explained why. When markets seemed overvalued, he said so. When opportunities were scarce, he held cash rather than forcing capital into mediocre investments.

These letters established principles that would define Buffett's communication style for decades:

Transparency about risk: Buffett was clear that value investing involved risks. Securities could trade at substantial discounts to intrinsic value for good reasons, and analysis could be wrong. The partnership's returns were not guaranteed and could fluctuate significantly from year to year.

Skepticism about market timing: Buffett consistently argued that while he could identify good individual investments, he could not predict the direction of the overall market with accuracy. Therefore, the partnership remained fully invested (or held cash when opportunities were limited), rather than rotating between offense and defense based on market outlook.

Alignment with Graham's principles: Throughout the partnership years, Buffett emphasized his adherence to Graham's framework of seeking margin of safety through intensive fundamental analysis. He resisted the industry's movement toward modern portfolio theory and market efficiency, instead arguing that markets were driven by human psychology and could therefore misprice securities.

Diversification and Risk Management

While the partnership concentrated capital in its best ideas, it was not reckless. Buffett maintained diversification through multiple positions, reducing the risk that a single mistake could destroy the partnership. However, the diversification was not mechanical. Buffett did not believe in owning large numbers of mediocre investments. Instead, he built a core of ten to fifteen positions in which he had high conviction, providing diversification while maintaining focus on the investments he understood best.

This approach reflected Graham's teaching about competitive advantage in analysis. Graham had argued that few analysts could genuinely understand all industries and all securities. Rather than trying to be everything to everyone, an investor should focus on areas of genuine expertise and competitive advantage. Buffett embraced this principle, building the partnership's portfolio primarily in areas—insurance, railroads, manufacturing, finance—where he could analyze competitive position and intrinsic value with confidence.

The Evolution During the Partnership Years

While the partnership's foundation was Graham's value investing framework, Buffett began to evolve his approach during this period. He was increasingly influenced by his partnership with Charlie Munger, whom he had known since 1959. Munger challenged some of Graham's most restrictive principles, particularly the insistence on buying only the cheapest securities. Munger argued that it was worth paying a reasonable price for a wonderful business rather than a wonderful price for a mediocre business.

This influence manifested gradually during the partnership years but would accelerate after the partnership dissolved. Buffett's investment in See's Candies, which occurred near the end of the partnership period, presaged this evolution. See's Candy was not the cheapest security available, but it had durable competitive advantages—brand loyalty, consistent pricing power, strong management—that justified a premium price. This investment represented a step toward the framework that would define Buffett's approach for the subsequent fifty years.

Dissolution and Legacy

By 1969, Buffett was convinced that the easy days of value investing were ending. Stock valuations had risen substantially, and the market was becoming more efficiently priced. Most importantly, the partnership had become very large—over $100 million in assets—and Buffett recognized that managing such a large pool of capital made it increasingly difficult to generate exceptional returns. He could no longer concentrate on the very best ideas; he had too much capital chasing too few opportunities.

Rather than overstay his welcome or compromise his standards, Buffett made the disciplined decision to liquidate the partnership and return capital to partners. This decision—choosing to stop managing the partnership rather than chase mediocre returns—reflected his commitment to his principles. It demonstrated to partners that his management was about generating excellent returns through careful analysis, not about building an asset management empire for its own sake.

The partnership years established Buffett's reputation as perhaps the finest investor of his generation. His performance attracted the attention of investors worldwide and established the fundamental principles that would guide his later management of Berkshire Hathaway. The partnership also created wealth for his partners. Many of the early investors became very wealthy as a result of their partnership with Buffett, an outcome that reflected the extraordinary power of compounding combined with exceptional investment skill.

Next

In the next article, we'll explore Meeting Charlie Munger, examining how this partnership challenged Buffett's approach and led to a fundamental evolution in his investment philosophy beyond pure Graham methodology.