CIK: 0001546007
Total reported value
$103.3B
Reporting period: 2026-09-30 · Number of holdings: 1096
Assenagon Asset Management S.A. disclosed 1096 holdings in its latest 13F filing for the period ending 2026-09-30, with total reported value of $103.3B and a quarterly turnover rate of 53.9%.
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Assenagon Asset Management S.A.'s disclosed holdings carry a Herfindahl concentration index of 0.019 — mathematically equivalent to about 52 equally-sized positions, well below its 1096 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 4.46), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
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Add MU
+1528.1% $2.8B
Trim NVDA
-23.4% -$664.3M
Trim GOOG
-30.1% -$912.6M
Add QCOM
+7341.8% $1.2B
Add AMZN
+46.7% $2.3B
Add INTC
+87.1% $1.4B
Showing top 200 holdings (of 1096 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 6.30% | +1.00% | +46.66% | |
| 2 | AAPL | Apple Inc | Stock-Tech | 6.22% | +0.66% | +25.32% | |
| 3 | MSFT | Microsoft CORP | Stock-Tech | 4.81% | -0.05% | -7.16% | |
| 4 | NVDA | Nvidia CORP | Stock-Tech | 4.46% | -2.11% | -23.43% | |
| 5 | INTC | Intel CORP | Stock-Tech | 3.51% | +0.71% | +87.07% | |
| 6 | AMD | Advanced Micro Devices | Stock-Tech | 2.99% | -0.86% | -5.04% | |
| 7 | MU | Micron Technology Inc | Stock-Tech | 2.89% | +2.64% | +1528.06% | |
| 8 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 2.20% | +0.11% | +36.13% | |
| 9 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 1.97% | +0.23% | +51.54% | |
| 10 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 1.83% | -1.66% | -30.09% | |
| 11 | TSLA | Tesla Inc | Stock-Consumer Disc | 1.42% | -0.30% | +26.54% | |
| 12 | SNDK | Sandisk CORP | Stock-Tech | 1.40% | -0.36% | +33.30% | |
| 13 | QCOM | Qualcomm Inc | Stock-Tech | 1.21% | +1.19% | +7341.76% | |
| 14 | WMT | Walmart Inc | Stock-Consumer Staples | 1.16% | +0.59% | +185.68% | |
| 15 | SNPS | Synopsys Inc | Stock-Tech | 1.15% | -0.22% | +11.18% | |
| 16 | UBS | UBS Group AG | Stock-Financials | 1.11% | +0.09% | +43.42% | |
| 17 | NFLX | Netflix Inc | Stock-Comm Services | 1.08% | +0.59% | +194.88% | |
| 18 | TXN | Texas Instruments Inc | Stock-Tech | 1.08% | +0.23% | +74.94% | |
| 19 | MCHX | Marchex, Inc. | Stock-Other | 1.08% | -0.16% | -2.91% | |
| 20 | KLAC | Kla CORP | Stock-Tech | 1.06% | +0.44% | +239.26% | |
| 21 | LLY | Eli Lilly & Co | Stock-Healthcare | 0.88% | +0.13% | +56.67% | |
| 22 | JNJ | Johnson & Johnson | Stock-Healthcare | 0.77% | +0.16% | +54.21% | |
| 23 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 0.76% | +0.15% | +67.24% | |
| 24 | HD | Home Depot Inc | Stock-Consumer Disc | 0.75% | +0.59% | +647.59% | |
| 25 | BAC | Bank of America Corporation | Stock-Financials | 0.71% | -0.27% | -2.89% | |
| 26 | ANET | Arista Networks Inc | Stock-Tech | 0.67% | +0.23% | +64.84% | |
| 27 | META | Meta Platforms Inc-class A | Stock-Comm Services | 0.67% | -0.11% | -14.12% | |
| 28 | AVGO | Broadcom Inc | Stock-Tech | 0.64% | -0.35% | -10.56% | |
| 29 | VRTX | Vertex Pharmaceuticals Inc | Stock-Healthcare | 0.62% | +0.15% | +60.53% | |
| 30 | ISRG | Intuitive Surgical Inc | Stock-Healthcare | 0.61% | +0.11% | +55.82% | |
| 31 | ORLY | O'reilly Automotive Inc | Stock-Consumer Disc | 0.60% | +0.12% | +73.09% | |
| 32 | JPM | JPMorgan Chase & Co. | Stock-Financials | 0.55% | +0.02% | +33.20% | |
| 33 | PG | Procter & Gamble Co/the | Stock-Consumer Staples | 0.55% | — | +29.63% | |
| 34 | ABNB | Airbnb Inc-class A | Stock-Consumer Disc | 0.53% | +0.25% | +114.61% | |
| 35 | ABT | Abbott Laboratories | Stock-Healthcare | 0.50% | +0.14% | +61.17% | |
| 36 | TJX | Tjx Companies Inc | Stock-Consumer Disc | 0.47% | +0.18% | +137.41% | |
| 37 | NU | Nu Holdings Ltd. | Stock-Financials | 0.47% | +0.19% | +126.97% | |
| 38 | HUM | Humana Inc | Stock-Healthcare | 0.46% | +0.46% | +20126.82% | |
| 39 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 0.44% | -0.34% | -25.21% | |
| 40 | AMGN | Amgen Inc | Stock-Healthcare | 0.44% | +0.35% | +464.75% | |
| 41 | RVMD | Revolution Medicines Inc | Stock-Healthcare | 0.43% | +0.38% | +987.95% | |
| 42 | ABBV | Abbvie Inc | Stock-Healthcare | 0.43% | -0.23% | -19.23% | |
| 43 | TER | Teradyne Inc | Stock-Tech | 0.42% | +0.39% | +2170.96% | |
| 44 | AZN | AstraZeneca PLC | Stock-Healthcare | 0.42% | +0.10% | +96.75% | |
| 45 | AMAT | Applied Materials Inc | Stock-Tech | 0.38% | -0.10% | +44.30% | |
| 46 | CPNG | Coupang Inc | Stock-Consumer Disc | 0.38% | +0.09% | +112.31% | |
| 47 | UBER | Uber Technologies Inc | Stock-Industrials | 0.37% | -0.01% | +30.53% | |
| 48 | FCX | Freeport-mcmoran Inc | Stock-Materials | 0.37% | +0.14% | +84.90% | |
| 49 | DDOG | Datadog Inc - Class A | Stock-Tech | 0.37% | +0.10% | +68.71% | |
| 50 | ✓ | Stock-Other | 0.36% | +0.36% | NEW |
Performance for Q4 2026
+3.3%
Performance Last 4 Quarters
+16.1%
| Period | Holdings | Total value | Stability | Top holdings | |
|---|---|---|---|---|---|
| 2026 Q3 | 1096 | $103.3B | 54 | ||
| 2026 Q2 | 1159 | $80.2B | 61 | ||
| 2026 Q1 | 1095 | $65.9B | 52 | ||
| 2025 Q4 | 1143 | $72.6B | 50 | ||
| 2025 Q3 | 1160 | $73.1B | 62 | ||
| 2025 Q2 | 1148 | $67.4B | 0 | ||
| 2025 Q1 | 1144 | $59.9B | 100 | ||
| 2024 Q4 | 1306 | $62.0B | 0 | ||
| 2024 Q3 | 1358 | $54.3B | 0 | ||
| 2024 Q2 | 1403 | $44.9B | 0 | ||
| 2024 Q1 | 1350 | $42.2B | 0 | ||
| 2023 Q4 | 1392 | $37.7B | 0 | ||
| 2023 Q3 | 1371 | $32.3B | 0 | ||
| 2023 Q2 | 1315 | $28.9B | 0 | ||
| 2023 Q1 | 1398 | $28.2B | 0 | ||
| 2022 Q4 | 1342 | $27.7B | 0 | ||
| 2022 Q3 | 1322 | $26.1B | 0 | ||
| 2022 Q2 | 1437 | $27.0B | 0 | ||
| 2022 Q1 | 1401 | $36.0B | 0 | ||
| 2021 Q4 | 1409 | $34.5B | 0 | ||
| 2021 Q3 | 1271 | $31.3B | 0 | ||
| 2021 Q2 | 1177 | $29.5B | 91 | ||
| 2021 Q1 | 1179 | $24.6B | 73 | ||
| 2020 Q4 | 981 | $23.0B | 76 | ||
| 2020 Q3 | 1097 | $17.8B | 76 | ||
| 2020 Q2 | 1100 | $15.6B | 97 | ||
| 2020 Q1 | 757 | $12.5B | 100 | ||
| 2019 Q4 | 742 | $15.9B | 84 | ||
| 2019 Q3 | 809 | $14.9B | 79 | ||
| 2019 Q2 | 984 | $13.3B | 95 | ||
| 2019 Q1 | 919 | $10.7B | 98 | ||
| 2018 Q4 | 989 | $8.8B | 94 | ||
| 2018 Q3 | 764 | $10.1B | 88 | ||
| 2018 Q2 | 439 | $8.7B | 96 | ||
| 2018 Q1 | 533 | $7.7B | 98 | ||
| 2017 Q4 | 670 | $9.7B | 93 | ||
| 2017 Q3 | 458 | $10.8B | 99 | ||
| 2017 Q2 | 235 | $4.6B | 63 | ||
| 2017 Q1 | 254 | $4.7B | 83 | ||
| 2016 Q4 | 230 | $5.4B | 0 |
Assenagon Asset Management S.A.'s most significant position changes for 2026-09-30: New buy: ; New buy: Pdd Holdings Inc (PDD); New buy: Amer Sports, Inc. (AS); Sold out: Teva Pharmaceutical-sp Adr (TEVA); New buy: Corecivic Inc (CXW).
Showing top 200 changes by size (of 1243 total)
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | MU | Micron Technology Inc | +2.6% | +1528.06% | Add |
| 2 | QCOM | Qualcomm Inc | +1.2% | +7341.76% | Add |
| 3 | AMZN | Amazon.com Inc | +1% | +46.66% | Add |
| 4 | INTC | Intel CORP | +0.7% | +87.07% | Add |
| 5 | AAPL | Apple Inc | +0.7% | +25.32% | Add |
| 6 | WMT | Walmart Inc | +0.6% | +185.68% | Add |
| 7 | NFLX | Netflix Inc | +0.6% | +194.88% | Add |
| 8 | HD | Home Depot Inc | +0.6% | +647.59% | Add |
| 9 | HUM | Humana Inc | +0.5% | +20126.82% | Add |
| 10 | KLAC | Kla CORP | +0.4% | +239.26% | Add |
| 11 | TER | Teradyne Inc | +0.4% | +2170.96% | Add |
| 12 | RVMD | Revolution Medicines Inc | +0.4% | +987.95% | Add |
| 13 | ✓ | +0.4% | NEW | New buy | |
| 14 | AMGN | Amgen Inc | +0.4% | +464.75% | Add |
| 15 | ABNB | Airbnb Inc-class A | +0.3% | +114.61% | Add |
| 16 | GOOGL | Alphabet Inc-cl A | +0.2% | +51.54% | Add |
| 17 | TXN | Texas Instruments Inc | +0.2% | +74.94% | Add |
| 18 | ANET | Arista Networks Inc | +0.2% | +64.84% | Add |
| 19 | VIAV | Viavi Solutions Inc | +0.2% | +1402.91% | Add |
| 20 | CRWD | Crowdstrike Holdings Inc - A | +0.2% | +10742.03% | Add |
| 21 | DIS | Walt Disney Co/the | +0.2% | +2333.37% | Add |
| 22 | PDD | Pdd Holdings Inc | +0.2% | NEW | New buy |
| 23 | NU | Nu Holdings Ltd. | +0.2% | +126.97% | Add |
| 24 | DVN | Devon Energy CORP | +0.2% | +3545.42% | Add |
| 25 | TJX | Tjx Companies Inc | +0.2% | +137.41% | Add |
| 26 | CB | Chubb Limited | +0.2% | +4517.98% | Add |
| 27 | CMI | Cummins Inc | +0.2% | +890.29% | Add |
| 28 | JBL | Jabil Inc | +0.2% | +844.79% | Add |
| 29 | AS | Amer Sports, Inc. | +0.2% | NEW | New buy |
| 30 | JNJ | Johnson & Johnson | +0.2% | +54.21% | Add |
| 31 | HNGE | Hinge Health Inc-a | +0.2% | +2141.87% | Add |
| 32 | SPGI | S&p Global Inc | +0.2% | +3848.27% | Add |
| 33 | TSM | Taiwan Semiconductor-sp Adr | +0.2% | +67.24% | Add |
| 34 | VRTX | Vertex Pharmaceuticals Inc | +0.2% | +60.53% | Add |
| 35 | SNOW | Snowflake Inc | +0.2% | +134.54% | Add |
| 36 | MCK | Mckesson CORP | +0.2% | +342.72% | Add |
| 37 | NDAQ | Nasdaq Inc | +0.2% | +572.70% | Add |
| 38 | ABT | Abbott Laboratories | +0.1% | +61.17% | Add |
| 39 | FCX | Freeport-mcmoran Inc | +0.1% | +84.90% | Add |
| 40 | LLY | Eli Lilly & Co | +0.1% | +56.67% | Add |
| 41 | WFC | Wells Fargo & Co | +0.1% | +1924.97% | Add |
| 42 | ORLY | O'reilly Automotive Inc | +0.1% | +73.09% | Add |
| 43 | RBLX | Roblox CORP -class A | +0.1% | +216.41% | Add |
| 44 | BRK-B | Berkshire Hathaway Inc-cl B | +0.1% | +36.13% | Add |
| 45 | ISRG | Intuitive Surgical Inc | +0.1% | +55.82% | Add |
| 46 | EXC | Exelon CORP | +0.1% | +633.86% | Add |
| 47 | INSM | Insmed Inc | +0.1% | +480.38% | Add |
| 48 | IBM | Intl Business Machines CORP | +0.1% | +611.86% | Add |
| 49 | WTRG | Essential Utilities Inc | +0.1% | +1224.05% | Add |
| 50 | P | Everpure Inc-a | +0.1% | +503.98% | Add |
Assenagon Asset Management S.A. returned an annualized 26.6% over the trailing 36 months — underperforming the S&P 500 by 0.4 points — based on a reconstructed track record of its disclosed 13F positions, with a beta of 1.12 (more volatile than the market) and a 64% quarterly batting average against the index.
Its portfolio is broadly diversified and moderately active, with 45.3% of the portfolio concentrated in Information Technology.
It has added to its INTC position over the past two quarters (+$3.1B, now $3.6B), while trimming MELI over the same stretch (-$483.2M, still holding $90.0M).
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