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Robeco Institutional Asset Management B.V portfolio

Investment firm

Portfolio as of Sep 30, 2026 (Q3 2026) · filed with the SEC on Oct 20, 2026 · data updated on Nov 5, 2026 · Q3 2026 13F (filing) ↗ · all its 13F filings ↗

A 13F shows the portfolio at quarter-end and is filed up to 45 days later: these are not real-time positions and they may have changed.

Robeco Institutional Asset Management B.V reported a $83.2 bn portfolio of 832 companies (837 positions, counting each share class separately) to the SEC as of the end of Q3 2026. Its largest positions are NVDA, AAPL, GOOGL.

Stock portfolio
$83.2 bn
Companies
832
837 positions (by CUSIP)Top 10: 31%
Turnover
12%
Copying its 13F, 5 years
—
Not calculated: not counted as a concentrated manager

Sections with a free account

What changed this quarter

791 positions with a change (62 new, 324 added to, 342 trimmed, 63 sold); also, 1 entered through an IPO.

No moves of 0.5 points of the portfolio or more.

The figure on the right: for positions added to or trimmed, the change in the number of shares (%); for new and sold ones, the points of the portfolio moved (pp). Below, the portfolio weight before → after. Traded weight: what it bought or sold, excluding price effects.

Top holdings

Portfolio by sector

  • ● Information Technology 39%
  • ● Financials 12%
  • ● Health Care 10%
  • ● Communication Services 10%
  • ● Consumer Discretionary 8%
  • ● Industrials 7%
  • ● Consumer Staples 4%
  • ● Energy 4%
  • ● Materials 3%
  • ● Real Estate 2%
  • ● No sector 1%
  • ● Utilities 1%

Stakes above 5% (13D/13G)

Companies where this filer reported holding 5% or more of the shares. It is the figure from its latest filing on each one; history since December 2024.

How we classify it

Not counted as a concentrated manager: its portfolio is not within 5 to 100 positions; its top 10 positions are under 45%. Its portfolio is shown all the same, but it is left out of manager counts, the consensus and the ranking. How this is decided

Similar managers by type and size

Same type of filer and a 13F portfolio value between a third and three times this one. It is not a comparison of what they hold.

Follow Robeco Institutional Asset Management B.V for free

When the next 13F is filed, we email you (if you turn it on) and it shows in your list. No credit card.

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