Assenagon Asset Management S.A.
Long book
$62.59B
Q1 2026
Positions
1074
Top-10 weight
41%
concentration
Last quarter
+15.2%
SPY +14.8%
Turnover
20%
of book per quarter
Strategy in plain words
auto-generated from filingsAssenagon Asset Management S.A. is a mechanically diversified allocator, running a $62.59B US long book across 1074 positions.
The portfolio is moderately concentrated (top 10 ≈ 41% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: MICROSOFT CORP, AMAZON.COM INC, APPLE INC, NVIDIA CORP, ALPHABET INC-CL C.
Over the last 9 quarters its long book ran on average 0.3pp per quarter ahead of the S&P 500, beating the index in 7 of 9 quarters. Its holdings are mechanical (indexing / client flows), so position changes carry no stock-picking signal.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+5.5%
Q2 2024
+6.4%
Q3 2024
+1.0%
Q4 2024
-4.1%
Q1 2025
+12.7%
Q2 2025
+8.3%
Q3 2025
+3.5%
Q4 2025
-5.5%
Q1 2026
+15.2%
Sector allocation
Technology 41%
Healthcare 12%
Consumer discretionary 12%
Industrials 9%
Financials 8%
Services media 6%
Energy 4%
Other 3%
Long book by quarter
What does Assenagon Asset own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| MSFT MICROSOFT CORP | Technology | 13.6M | $5.05B | 8.1% | +26.9% |
| AMZN AMAZON.COM INC | Consumer discretionary | 20.5M | $4.27B | 6.8% | +1.1% |
| AAPL APPLE INC | Technology | 16.5M | $4.20B | 6.7% | -12.2% |
| NVDA NVIDIA CORP | Technology | 20.5M | $3.57B | 5.7% | -1.9% |
| GOOG ALPHABET INC-CL C | Technology | 9.0M | $2.57B | 4.1% | +33.4% |
| TSLA TESLA INC | Industrials | 3.9M | $1.46B | 2.3% | +78.2% |
| LLY ELI LILLY & CO | Healthcare | 1.6M | $1.43B | 2.3% | +353.7% |
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 2.3M | $1.11B | 1.8% | +29.6% |
| CVX CHEVRON CORP | Energy | 5.1M | $1.07B | 1.7% | +132.7% |
| AMD ADVANCED MICRO DEVICES | Technology | 4.7M | $959.0M | 1.5% | -21.3% |
| META META PLATFORMS INC-CLASS A | Technology | 1.5M | $884.0M | 1.4% | +75.4% |
| ISRG INTUITIVE SURGICAL INC | Healthcare | 1.7M | $804.4M | 1.3% | +13.8% |
| NFLX NETFLIX INC | Services media | 8.0M | $768.3M | 1.2% | +28.2% |
| SNPS SYNOPSYS INC | Technology | 1.8M | $697.9M | 1.1% | +48.3% |
| BSX BOSTON SCIENTIFIC CORP | Healthcare | 10.1M | $631.1M | 1.0% | +133.6% |
| AMAT APPLIED MATERIALS INC | Technology | 1.7M | $586.3M | 0.9% | -10.5% |
| MELI MERCADOLIBRE INC | Services media | 331.6K | $573.3M | 0.9% | -0.6% |
| GOOGL ALPHABET INC-CL A | Technology | 1.9M | $542.3M | 0.9% | -23.7% |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 509.7K | $507.9M | 0.8% | -55.2% |
| INTC INTEL CORP | Technology | 11.1M | $489.8M | 0.8% | -11.6% |
| NU NU HOLDINGS LTD/CAYMAN ISL-A | Financials | 32.5M | $467.5M | 0.7% | +17.9% |
| ABT ABBOTT LABORATORIES | Healthcare | 4.4M | $454.8M | 0.7% | +303.0% |
| LITE LUMENTUM HOLDINGS INC | Technology | 644.3K | $452.8M | 0.7% | -35.2% |
| LRCX LAM RESEARCH CORP | Industrials | 2.1M | $452.2M | 0.7% | +1994.3% |
| AVGO BROADCOM INC | Technology | 1.4M | $435.4M | 0.7% | -12.3% |
| TER TERADYNE INC | Technology | 1.5M | $431.4M | 0.7% | +59.9% |
| XOM EXXON MOBIL CORP | Energy | 2.4M | $412.6M | 0.7% | +92.9% |
| RTX RTX CORP | Industrials | 1.8M | $344.0M | 0.5% | +196.3% |
| GLW CORNING INC | Industrials | 2.4M | $323.3M | 0.5% | +26.4% |
| CPNG COUPANG INC | Consumer discretionary | 17.1M | $323.2M | 0.5% | +1394.1% |
| FCX FREEPORT-MCMORAN INC | Materials | 5.3M | $309.0M | 0.5% | +79.8% |
| PH PARKER HANNIFIN CORP | Industrials | 340.7K | $305.0M | 0.5% | +119.3% |
| PG PROCTER & GAMBLE CO/THE | Other | 2.0M | $295.2M | 0.5% | -62.6% |
| ABBV ABBVIE INC | Healthcare | 1.3M | $293.4M | 0.5% | -54.4% |
| TXN TEXAS INSTRUMENTS INC | Technology | 1.5M | $285.9M | 0.5% | -62.2% |
| ADBE ADOBE INC | Technology | 1.2M | $282.8M | 0.5% | -39.3% |
| ORLY O'REILLY AUTOMOTIVE INC | Consumer discretionary | 3.0M | $280.1M | 0.4% | +74.7% |
| PNC PNC FINANCIAL SERVICES GROUP | Financials | 1.3M | $276.9M | 0.4% | +179.7% |
| ABNB AIRBNB INC-CLASS A | Services media | 2.1M | $263.6M | 0.4% | -0.1% |
| JNJ JOHNSON & JOHNSON | Healthcare | 1.0M | $253.5M | 0.4% | -24.2% |
| VRTX VERTEX PHARMACEUTICALS INC | Healthcare | 537.2K | $239.9M | 0.4% | -35.5% |
| TJX TJX COMPANIES INC | Consumer discretionary | 1.5M | $239.7M | 0.4% | -32.3% |
| DASH DOORDASH INC - A | Services media | 1.5M | $229.5M | 0.4% | +137.6% |
| KLAC KLA CORP | Other | 155.0K | $228.3M | 0.4% | -43.7% |
| COP CONOCOPHILLIPS | Energy | 1.7M | $225.6M | 0.4% | +49.6% |
| EME EMCOR GROUP INC | Industrials | 290.1K | $214.2M | 0.3% | +452.0% |
| WAB WABTEC CORP | Industrials | 851.7K | $212.9M | 0.3% | +288.0% |
| CBRE CBRE GROUP INC - A | Real estate | 1.6M | $211.5M | 0.3% | +23.0% |
| GRAB GRAB HOLDINGS LTD - CL A | Services media | 54.9M | $201.0M | 0.3% | +58.0% |
| ROIV ROIVANT SCIENCES LTD | Healthcare | 7.1M | $196.0M | 0.3% | +2.0% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | Apr 20, 2026 | 1095 | $65.87B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Jan 9, 2026 | 1143 | $72.64B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 7, 2025 | 1160 | $73.12B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 11, 2025 | 1148 | $67.36B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 15, 2025 | 1144 | $59.95B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Jan 14, 2025 | 1306 | $62.00B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Oct 23, 2024 | 1358 | $54.34B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Jul 18, 2024 | 1403 | $44.92B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | Apr 24, 2024 | 1350 | $42.25B | canonical | SEC ↗ |
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