Parnassus Investments - Parnassus Endeavor Fund Investment Strategy & Portfolio Analysis

How Parnassus Endeavor Fund allocates capital, manages risk, and constructs its portfolio — based on SEC 13F filings.

As of Mar 31, 2026, Parnassus Investments's Parnassus Endeavor Fund portfolio reflects a quant / systematic investor approach across 131 reported 13F positions. Portfolio returns are distributed across holdings, with the top five positions representing approximately 23% of total exposure. Across 131 reported holdings, economic exposure is broadly distributed across technology, industrials, and financials without dominant single-name concentration. Exposure to high-growth and technology-oriented segments is elevated relative to peers, with performance anchored in growth-oriented names across technology, industrials, and financials. The portfolio exhibits extremely low turnover, reinforcing a patient, conviction-led investment approach. Distinctive traits include Long-Term Holder, Broadly Diversified, Economically Diversified.

Investment Style

Value, growth, quality, and behavioral classification from latest 13F holdings.

Growth

Primary type: Quant / Systematic Investor

Traits: Long-Term Holder, Broadly Diversified, Economically Diversified, Structurally Diversified

Turnover profile

Buy & Hold

Holding horizon

Long-Term

Portfolio Construction

Concentration and position sizing in the latest filing.

Portfolio construction is lowly concentrated: top three names represent 14.9% of assets, top five 22.9%, and the largest single position is 5.5%.

Top 3 weight

14.9%

Top 5 weight

22.9%

Top 10 weight

37.5%

Largest position

5.5%

Top holdings: Alphabet Inc., NVIDIA Corporation, Microsoft Corporation, Amazon.com, Inc., Apple Inc. — view full holdings

Sector Preferences

Where capital is allocated by sector.

Capital is tilted toward Technology and Industrials, with 11 sectors represented in the latest filing.

Leading sectors: Technology, Industrials, Financial Services

View full sector allocation

Risk Framework

Concentration, diversification, and turnover tolerance.

This investor accepts low single-name risk (largest position 5.5%, top ten 37.5%) and high economic diversification (HHI 0.02). Turnover tolerance maps to a buy & hold profile.

Largest position

5.5%

Top 10 weight

37.5%

Max sector

27.9%

Diversification

High

Strategy Evolution

How the strategy changed between the two most recent filing periods.

Dec 31, 2025 → Mar 31, 2026

  • Position count decreased from 138 to 131 (-7 names).
  • Top-five concentration fell from 24.2% to 22.9%.
  • Dominant sector mix shifted from Technology, Financial Services to Technology, Industrials.
  • Largest holding changed from Microsoft Corporation to Alphabet Inc..
  • Quarter-over-quarter portfolio weight turnover: 9.9%.

For trade-level changes, see the Activity page. View activity.

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Parnassus Investments - Parnassus Endeavor Fund Investment Strategy | InsiderSet