Robeco Institutional Asset Management B.V.
Long book
$70.16B
Q1 2026
Positions
842
Top-10 weight
28%
concentration
Last quarter
+13.6%
SPY +14.8%
Turnover
13%
of book per quarter
Strategy in plain words
auto-generated from filingsRobeco Institutional Asset Management B.V. is an institutional manager, running a $70.16B US long book across 842 positions.
The portfolio is moderately concentrated (top 10 ≈ 28% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: NVIDIA CORP, APPLE INC, MICROSOFT CORP, ALPHABET INC-CL A, AMAZON.COM INC.
Over the last 9 quarters its long book ran on average 0.5pp per quarter behind the S&P 500, beating the index in 1 of 9 quarters. Signal value of individual moves is limited — treat changes as weak evidence.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+3.1%
Q2 2024
+5.7%
Q3 2024
+2.1%
Q4 2024
-3.4%
Q1 2025
+10.6%
Q2 2025
+6.8%
Q3 2025
+2.0%
Q4 2025
-4.5%
Q1 2026
+13.6%
Sector allocation
Technology 43%
Financials 11%
Healthcare 9%
Consumer discretionary 9%
Industrials 9%
Services media 6%
Other 4%
Energy 2%
Long book by quarter
What does Robeco Institutional own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| NVDA NVIDIA CORP | Technology | 26.2M | $4.58B | 6.5% | +5.2% |
| AAPL APPLE INC | Technology | 14.3M | $3.63B | 5.2% | +7.7% |
| MSFT MICROSOFT CORP | Technology | 7.3M | $2.71B | 3.9% | -8.1% |
| GOOGL ALPHABET INC-CL A | Technology | 9.1M | $2.62B | 3.7% | -1.1% |
| AMZN AMAZON.COM INC | Consumer discretionary | 8.4M | $1.76B | 2.5% | -7.7% |
| AVGO BROADCOM INC | Technology | 3.9M | $1.21B | 1.7% | +11.6% |
| META META PLATFORMS INC-CLASS A | Technology | 1.7M | $949.5M | 1.4% | -13.5% |
| GOOG ALPHABET INC-CL C | Technology | 3.2M | $914.8M | 1.3% | +10.9% |
| JPM JPMORGAN CHASE & CO | Financials | 3.0M | $884.4M | 1.3% | -20.4% |
| ABBV ABBVIE INC | Healthcare | 3.3M | $706.9M | 1.0% | +1.3% |
| LLY ELI LILLY & CO | Healthcare | 653.1K | $600.7M | 0.9% | -10.1% |
| AMAT APPLIED MATERIALS INC | Technology | 1.8M | $600.7M | 0.9% | +19.2% |
| TSLA TESLA INC | Industrials | 1.6M | $580.1M | 0.8% | +7.9% |
| MA MASTERCARD INC - A | Services media | 1.1M | $548.3M | 0.8% | +7.0% |
| VRT VERTIV HOLDINGS CO-A | Technology | 2.1M | $515.7M | 0.7% | +72.6% |
| CSCO CISCO SYSTEMS INC | Technology | 6.4M | $497.8M | 0.7% | +11.6% |
| LNG CHENIERE ENERGY INC | Utilities | 1.7M | $496.0M | 0.7% | +57.9% |
| ANET ARISTA NETWORKS INC | Technology | 3.9M | $480.1M | 0.7% | +7.1% |
| V VISA INC-CLASS A SHARES | Services media | 1.6M | $478.9M | 0.7% | -20.5% |
| GILD GILEAD SCIENCES INC | Healthcare | 3.4M | $467.5M | 0.7% | -9.2% |
| KLAC KLA CORP | Other | 303.5K | $446.9M | 0.6% | +1.8% |
| LRCX LAM RESEARCH CORP | Industrials | 2.1M | $440.3M | 0.6% | -4.7% |
| NEM NEWMONT CORP | Materials | 3.9M | $425.1M | 0.6% | -21.4% |
| ADI ANALOG DEVICES INC | Technology | 1.3M | $422.0M | 0.6% | +1.8% |
| JNJ JOHNSON & JOHNSON | Healthcare | 1.7M | $420.7M | 0.6% | +8.9% |
| BMY BRISTOL-MYERS SQUIBB CO | Healthcare | 6.7M | $408.4M | 0.6% | +0.4% |
| MCK MCKESSON CORP | Consumer discretionary | 458.2K | $396.5M | 0.6% | +5.9% |
| GEV GE VERNOVA INC | Industrials | 448.9K | $391.8M | 0.6% | -3.4% |
| TEL TE CONNECTIVITY PLC | Consumer discretionary | 1.9M | $388.4M | 0.6% | +21.4% |
| SLB SLB LTD | Energy | 7.4M | $381.2M | 0.5% | +2098.1% |
| T AT&T INC | Communications | 13.1M | $379.6M | 0.5% | -5.0% |
| DG DOLLAR GENERAL CORP | Consumer discretionary | 3.2M | $375.5M | 0.5% | +86.0% |
| WMT WALMART INC | Consumer discretionary | 3.0M | $372.3M | 0.5% | +0.3% |
| CBRE CBRE GROUP INC - A | Real estate | 2.7M | $363.8M | 0.5% | +9.3% |
| BNY BANK OF NEW YORK MELLON CORP | Financials | 3.0M | $360.5M | 0.5% | +22.4% |
| LOW LOWE'S COS INC | Consumer discretionary | 1.5M | $347.8M | 0.5% | +175.6% |
| C CITIGROUP INC | Financials | 3.0M | $340.9M | 0.5% | +3.9% |
| MU MICRON TECHNOLOGY INC | Technology | 972.2K | $328.4M | 0.5% | +39.6% |
| JBL JABIL INC | Technology | 1.2M | $315.4M | 0.4% | -4.9% |
| PFE PFIZER INC | Healthcare | 11.1M | $312.8M | 0.4% | +12.8% |
| TMO THERMO FISHER SCIENTIFIC INC | Other | 634.6K | $311.9M | 0.4% | -23.2% |
| XOM EXXON MOBIL CORP | Energy | 1.8M | $301.9M | 0.4% | +18.0% |
| NFLX NETFLIX INC | Services media | 3.1M | $293.4M | 0.4% | +26.3% |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 291.0K | $290.0M | 0.4% | +8.0% |
| GM GENERAL MOTORS CO | Industrials | 3.9M | $289.1M | 0.4% | +25.3% |
| UBER UBER TECHNOLOGIES INC | Services media | 3.9M | $281.0M | 0.4% | -21.2% |
| BAC BANK OF AMERICA CORP | Financials | 5.7M | $280.1M | 0.4% | -22.4% |
| TRV TRAVELERS COS INC/THE | Financials | 960.4K | $280.1M | 0.4% | +6.5% |
| MRK MERCK & CO. INC. | Healthcare | 2.3M | $279.3M | 0.4% | -7.0% |
| GE GENERAL ELECTRIC | Industrials | 981.4K | $278.5M | 0.4% | -1.3% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | Apr 21, 2026 | 842 | $70.16B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Jan 23, 2026 | 824 | $70.22B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 22, 2025 | 857 | $69.03B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 18, 2025 | 860 | $61.85B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 23, 2025 | 899 | $51.48B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Jan 23, 2025 | 897 | $52.76B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Oct 29, 2024 | 904 | $50.34B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Jul 23, 2024 | 915 | $46.48B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | Apr 24, 2024 | 926 | $46.02B | canonical | SEC ↗ |
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