Robeco Institutional Asset Management B.V.
Robeco Institutional Asset Management B.V. reported 837 stocks worth $83.2B in its 13F filing for Q3 2026, filed Oct 20, 2026. Its largest holdings are NVDA (7.2%), AAPL (5.8%) and MSFT (4.5%). Compared with Q2 2026, the fund opened new positions in XOM, added to META, GOOG and AMAT, trimmed NVDA, AAPL and MSFT and sold out of XOM, ROKU and ALLE.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  NVDA Nvidia Corporation | $6B | 7.2% | 26.3M | −477K (−2%) | 8 of 8 | |
| 2 |  AAPL Apple Inc | $4.8B | 5.8% | 14.5M | −167K (−1%) | 8 of 8 | |
| 3 |  MSFT Microsoft Corp | $3.8B | 4.5% | 7.3M | −108K (−1%) | 8 of 8 | |
| 4 |  GOOGL Alphabet Inc | $3B | 3.6% | 8.7M | −639K (−7%) | 8 of 8 | |
| 5 |  AMZN Amazon Com Inc | $2.3B | 2.7% | 9.1M | −369K (−4%) | 8 of 8 | |
| 6 |  AVGO Broadcom Inc | $1.5B | 1.8% | 4.3M | −238K (−5%) | 8 of 8 | |
| 7 |  META Meta Platforms Inc | $1.3B | 1.6% | 1.8M | +223K (+14%) | 8 of 8 | |
| 8 |  GOOG Alphabet Inc | $1.1B | 1.4% | 3.3M | +117K (+4%) | 8 of 8 | |
| 9 |  MU Micron Technology Inc | $1B | 1.3% | 981K | −42K (−4%) | 8 of 8 | |
| 10 |  AMAT Applied Matls Inc | $1B | 1.2% | 2M | +52K (+3%) | 8 of 8 |
Positions at Sep 30, 2026, as reported. Change is against the fund's Q2 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q2 2026, gone in Q3 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
 XOM Exxon Mobil Corp | $276M | 2M |
 ROKU Roku Inc Class A | $62.4M | 451K |
 ALLE Allegion PLC | $51.1M | 364K |
 NYT New York Times Co | $41.7M | 596K |
 AMRZ Amrize Ltd | $32M | 600K |
🔒 Free account: see all 30.
Reported value
last 8 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q3 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Oct 20, 2026 | 13F-HR | Q3 2026 | SEC filing ↗ |
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All hedge fund holdings →Robeco Institutional Asset Management B.V. 13F FAQ
What does Robeco Institutional Asset Management B.V. own?
Robeco Institutional Asset Management B.V. reported 837 stocks worth $83.2B in its 13F filing for Q3 2026, filed Oct 20, 2026. The table above lists every position in the filing (the top 10 without an account).
What did Robeco Institutional Asset Management B.V. buy and sell in Q3 2026?
Compared with Q2 2026: 66 new positions, 347 added to, 361 trimmed and 66 sold out. New positions include XOM. It sold all of XOM, ROKU and ALLE.
When will Robeco Institutional Asset Management B.V. file its next 13F?
Holdings as of Dec 31, 2026 are due by Feb 15, 2027. The filing appears on this page within minutes of reaching the SEC.
How much is Robeco Institutional Asset Management B.V.'s portfolio worth?
The Q3 2026 filing reports $83.2B in US stocks. That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.