Ole Andreas Halvorsen - Viking Global Investors Investment Strategy & Portfolio Analysis

How Viking Global Investors allocates capital, manages risk, and constructs its portfolio — based on SEC 13F filings.

As of Mar 31, 2026, Ole Andreas Halvorsen's Viking Global Investors portfolio reflects a quant / systematic investor approach across 69 reported 13F positions. Portfolio returns are distributed across holdings, with the top five positions representing approximately 21% of total exposure. Across 69 reported holdings, economic exposure is broadly distributed across financials, consumer cyclical companies, and technology without dominant single-name concentration. Exposure to high-growth and technology-oriented segments is moderate relative to peers, with performance weighted across financials, consumer discretionary, and communication services. The portfolio maintains moderate turnover, consistent with periodic rebalancing rather than a fully static book. Distinctive traits include Moderate Turnover, Broadly Diversified, Economically Diversified.

Investment Style

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

Quant / Systematic Investor

Primary type: Quant / Systematic Investor

Traits: Moderate Turnover, Broadly Diversified, Economically Diversified, Structurally Diversified

Turnover profile

Active

Holding horizon

Moderate

Portfolio Construction

Concentration and position sizing in the latest filing.

Portfolio construction is lowly concentrated: top three names represent 13.8% of assets, top five 21.1%, and the largest single position is 5.5%.

Top 3 weight

13.8%

Top 5 weight

21.1%

Top 10 weight

35.9%

Largest position

5.5%

Top holdings: Visa Inc., Taiwan Semiconductor Manufactur, Charles Schwab Corporation (The, Walt Disney Company (The), Fortive Corporation — view full holdings

Sector Preferences

Where capital is allocated by sector.

Capital is tilted toward Financial Services and Consumer Cyclical, with 9 sectors represented in the latest filing.

Leading sectors: Financial Services, Consumer Cyclical, Technology

View full sector allocation

Risk Framework

Concentration, diversification, and turnover tolerance.

This investor accepts low single-name risk (largest position 5.5%, top ten 35.9%) and high economic diversification (HHI 0.01). Turnover tolerance maps to a active profile.

Largest position

5.5%

Top 10 weight

35.9%

Max sector

21.9%

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 73 to 69 (-4 names).
  • Top-five concentration rose from 19.8% to 21.1%.
  • Largest holding changed from Microsoft Corporation to Visa Inc..
  • Quarter-over-quarter portfolio weight turnover: 26.4%.

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

Similar Investors

Peer group with comparable portfolio behavior.

Similar-investor comparisons are coming soon.