CIK: 0001546007
Total reported value
$80.2B
Reporting period: 2026-06-30 · Number of holdings: 1158
Assenagon Asset Management S.A. disclosed 1158 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $80.2B and a quarterly turnover rate of 60.7%.
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Assenagon Asset Management S.A.'s disclosed holdings carry a Herfindahl concentration index of 0.020 — mathematically equivalent to about 51 equally-sized positions, well below its 1158 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 4.65), 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.
Trim MSFT
-23.5% -$1.2B
Add AMD
+12.9% $2.1B
Add INTC
+45.5% $1.8B
New buy SNDK
Trim LLY
-67.7% -$824.9M
Trim CVX
-78.1% -$878.2M
Aggressive alpha capture through high-velocity rotation. This fund ditched last cycle's moat stocks (MSFT, LLY, CVX) to pile into the semi supply chain, making a clean bet that AI capex is the only fuel left in the market.
The embedded regime conviction is that AI infrastructure spending is steepening, not peaking. The opposing thesis is a classic crowded trade: peak AI exuberance, geopolitical shock to semi supply chains, or a capital rotation back into defensives that would destroy this fund's single-factor positioning.
A dangerous mismatch between breadth and concentration. 1158 holdings distract from the fact that 43% of the book is riding on the semiconductor capex cycle. The high turnover (60.7%) combined with a near-max momentum score (93.1) means this portfolio has zero natural hedge against a factor rotation. When the AI trade reverses, the 'broad' diversification becomes a massive liquidity drag—everything moves in the same direction, and everything is for sale.
Compiled by AI from public 13F filings; reflects historical positioning only and carries no investment recommendation.
Showing top 200 holdings (of 1158 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | NVDA | Nvidia CORP | Stock-Tech | 6.57% | +1.15% | +28.56% | |
| 2 | AAPL | Apple INC | Stock-Tech | 5.56% | -0.81% | -6.85% | |
| 3 | AMZN | Amazon.com INC | Stock-Consumer Disc | 5.30% | — | -13.11% | |
| 4 | MSFT | Microsoft CORP | Stock-Tech | 4.86% | -2.81% | -23.47% | |
| 5 | AMD | Advanced Micro Devices | Stock-Tech | 3.85% | +2.39% | +12.86% | |
| 6 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 3.49% | -0.41% | -11.44% | |
| 7 | INTC | Intel CORP | Stock-Tech | 2.81% | +2.07% | +45.53% | |
| 8 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 2.09% | +0.41% | +45.11% | |
| 9 | SNDK | Sandisk CORP | Stock-Tech | 1.76% | +1.76% | NEW | |
| 10 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 1.74% | +0.92% | +107.38% | |
| 11 | TSLA | Tesla INC | Stock-Consumer Disc | 1.72% | — | -16.73% | |
| 12 | SNPS | Synopsys INC | Stock-Tech | 1.37% | +0.31% | +39.49% | |
| 13 | MCHX | Marchex, Inc. | Stock-Other | 1.24% | +0.20% | +27.64% | |
| 14 | UBS | UBS Group AG | Stock-Financials | 1.02% | +1.00% | +6277.50% | |
| 15 | AVGO | Broadcom INC | Stock-Tech | 0.99% | +0.33% | +49.28% | |
| 16 | BAC | Bank of America Corporation | Stock-Financials | 0.98% | — | +2.97% | |
| 17 | TXN | Texas Instruments INC | Stock-Tech | 0.85% | +0.42% | +54.90% | |
| 18 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 0.78% | — | +31.51% | |
| 19 | META | Meta Platforms Inc-class A | Stock-Comm Services | 0.78% | -0.56% | -28.16% | |
| 20 | LLY | Eli Lilly & Co | Stock-Healthcare | 0.75% | -1.41% | -67.68% | |
| 21 | UNH | Unitedhealth Group INC | Stock-Healthcare | 0.68% | +0.44% | +121.65% | |
| 22 | ABBV | Abbvie INC | Stock-Healthcare | 0.66% | +0.21% | +55.51% | |
| 23 | PEP | Pepsico INC | Stock-Consumer Staples | 0.63% | +0.55% | +952.58% | |
| 24 | KLAC | Kla CORP | Stock-Tech | 0.62% | +0.27% | +967.62% | |
| 25 | JNJ | Johnson & Johnson | Stock-Healthcare | 0.61% | +0.23% | +87.00% | |
| 26 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 0.61% | +0.61% | NEW | |
| 27 | WMT | Walmart INC | Stock-Consumer Staples | 0.57% | +0.32% | +207.21% | |
| 28 | MA | Mastercard INC - A | Stock-Financials | 0.55% | +0.39% | +295.80% | |
| 29 | PG | Procter & Gamble Co/the | Stock-Consumer Staples | 0.55% | — | +47.29% | |
| 30 | JPM | JPMorgan Chase & Co. | Stock-Financials | 0.53% | — | +3.85% | |
| 31 | MRVL | Marvell Technology INC | Stock-Tech | 0.50% | +0.29% | -2.63% | |
| 32 | ISRG | Intuitive Surgical INC | Stock-Healthcare | 0.50% | -0.72% | -42.70% | |
| 33 | NFLX | Netflix INC | Stock-Comm Services | 0.49% | -0.68% | -31.62% | |
| 34 | ORLY | O'reilly Automotive INC | Stock-Consumer Disc | 0.48% | — | +38.07% | |
| 35 | AMAT | Applied Materials INC | Stock-Tech | 0.48% | -0.41% | -68.98% | |
| 36 | VRTX | Vertex Pharmaceuticals INC | Stock-Healthcare | 0.47% | — | +41.38% | |
| 37 | ANET | Arista Networks INC | Stock-Tech | 0.44% | +0.25% | +106.44% | |
| 38 | MRK | Merck & Co. INC. | Stock-Healthcare | 0.43% | +0.29% | +263.69% | |
| 39 | RY | Royal Bank Of Canada | Stock-Financials | 0.41% | +0.40% | +3329.94% | |
| 40 | SBUX | Starbucks CORP | Stock-Consumer Disc | 0.41% | +0.34% | +483.83% | |
| 41 | TMUS | T-mobile US INC | Stock-Comm Services | 0.39% | +0.19% | +204.94% | |
| 42 | UBER | Uber Technologies INC | Stock-Industrials | 0.38% | — | +73.94% | |
| 43 | PANW | Palo Alto Networks INC | Stock-Tech | 0.38% | +0.27% | +93.47% | |
| 44 | ROIV | Roivant Sciences Ltd. | Stock-Healthcare | 0.37% | — | +18.18% | |
| 45 | ABT | Abbott Laboratories | Stock-Healthcare | 0.36% | — | -27.34% | |
| 46 | GILD | Gilead Sciences INC | Stock-Healthcare | 0.36% | +0.25% | +346.47% | |
| 47 | PNC | Pnc Financial Services Group | Stock-Financials | 0.36% | — | -12.49% | |
| 48 | PFE | Pfizer INC | Stock-Healthcare | 0.36% | — | +95.98% | |
| 49 | ADBE | Adobe INC | Stock-Tech | 0.33% | — | +12.28% | |
| 50 | ON | On Semiconductor | Stock-Tech | 0.33% | — | +74.80% |
Performance for Q3 2026
+1.9%
Performance Last 4 Quarters
+25.2%
Based on 73% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-06-30 | 1158 | $80.2B | 61 | |
| 2026-03-31 | 1095 | $65.9B | 52 | |
| 2025-12-31 | 1143 | $72.6B | 50 | |
| 2025-09-30 | 1160 | $73.1B | 62 | |
| 2025-06-30 | 1148 | $67.4B | 0 | |
| 2025-03-31 | 1144 | $59.9B | 100 | |
| 2024-12-31 | 1306 | $62.0B | 0 | |
| 2024-09-30 | 1358 | $54.3B | 0 | |
| 2024-06-30 | 1403 | $44.9B | 0 | |
| 2024-03-31 | 1350 | $42.2B | 0 | |
| 2023-12-31 | 1392 | $37.7B | 0 | |
| 2023-09-30 | 1371 | $32.3B | 0 | |
| 2023-06-30 | 1315 | $28.9B | 0 | |
| 2023-03-31 | 1398 | $28.2B | 0 | |
| 2022-12-31 | 1342 | $27.7B | 0 | |
| 2022-09-30 | 1322 | $26.1B | 0 | |
| 2022-06-30 | 1437 | $27.0B | 0 | |
| 2022-03-31 | 1401 | $36.0B | 0 | |
| 2021-12-31 | 1409 | $34.5B | 0 | |
| 2021-09-30 | 1271 | $31.3B | 0 | |
| 2021-06-30 | 1177 | $29.5B | 91 | |
| 2021-03-31 | 1179 | $24.6B | 73 | |
| 2020-12-31 | 981 | $23.0B | 76 | |
| 2020-09-30 | 1097 | $17.8B | 76 | |
| 2020-06-30 | 1100 | $15.6B | 97 | |
| 2020-03-31 | 757 | $12.5B | 100 | |
| 2019-12-31 | 742 | $15.9B | 84 | |
| 2019-09-30 | 809 | $14.9B | 79 | |
| 2019-06-30 | 984 | $13.3B | 95 | |
| 2019-03-31 | 919 | $10.7B | 98 | |
| 2018-12-31 | 989 | $8.8B | 94 | |
| 2018-09-30 | 764 | $10.1B | 88 | |
| 2018-06-30 | 439 | $8.7B | 96 | |
| 2018-03-31 | 533 | $7.7B | 98 | |
| 2017-12-31 | 670 | $9.7B | 93 | |
| 2017-09-30 | 458 | $10.8B | 99 | |
| 2017-06-30 | 235 | $4.6B | 63 | |
| 2017-03-31 | 254 | $4.7B | 83 | |
| 2016-12-31 | 230 | $5.4B | 0 |
Assenagon Asset Management S.A.'s most significant position changes for 2026-06-30: New buy: Sandisk CORP (SNDK); New buy: Taiwan Semiconductor-sp Adr (TSM); Sold out: Exxon Mobil CORP (XOM); Sold out: Pdd Holdings INC (PDD); Trim: Microsoft CORP (MSFT) — shares -23.47%.
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | AMD | Advanced Micro Devices | +2.4% | +12.86% | Add |
| 2 | INTC | Intel CORP | +2.1% | +45.53% | Add |
| 3 | SNDK | Sandisk CORP | +1.8% | NEW | New buy |
| 4 | NVDA | Nvidia CORP | +1.2% | +28.56% | Add |
| 5 | UBS | UBS Group AG | +1% | +6277.50% | Add |
| 6 | GOOGL | Alphabet Inc-cl A | +0.9% | +107.38% | Add |
| 7 | TSM | Taiwan Semiconductor-sp Adr | +0.6% | NEW | New buy |
| 8 | PEP | Pepsico INC | +0.6% | +952.58% | Add |
| 9 | UNH | Unitedhealth Group INC | +0.4% | +121.65% | Add |
| 10 | TXN | Texas Instruments INC | +0.4% | +54.90% | Add |
| 11 | BRK-B | Berkshire Hathaway Inc-cl B | +0.4% | +45.11% | Add |
| 12 | RY | Royal Bank Of Canada | +0.4% | +3329.94% | Add |
| 13 | MA | Mastercard INC - A | +0.4% | +295.80% | Add |
| 14 | SBUX | Starbucks CORP | +0.3% | +483.83% | Add |
| 15 | AVGO | Broadcom INC | +0.3% | +49.28% | Add |
| 16 | WMT | Walmart INC | +0.3% | +207.21% | Add |
| 17 | SNPS | Synopsys INC | +0.3% | +39.49% | Add |
| 18 | MO | Altria Group INC | +0.3% | +3691.15% | Add |
| 19 | MRVL | Marvell Technology INC | +0.3% | -2.63% | Trim |
| 20 | MRK | Merck & Co. INC. | +0.3% | +263.69% | Add |
| 21 | KLAC | Kla CORP | +0.3% | +967.62% | Add |
| 22 | PANW | Palo Alto Networks INC | +0.3% | +93.47% | Add |
| 23 | ANET | Arista Networks INC | +0.3% | +106.44% | Add |
| 24 | GILD | Gilead Sciences INC | +0.3% | +346.47% | Add |
| 25 | LPLA | Lpl Financial Holdings INC | +0.3% | +4435.22% | Add |
| 26 | JNJ | Johnson & Johnson | +0.2% | +87.00% | Add |
| 27 | MU | Micron Technology INC | +0.2% | +289.47% | Add |
| 28 | ABBV | Abbvie INC | +0.2% | +55.51% | Add |
| 29 | MCHX | Marchex, Inc. | +0.2% | +27.64% | Add |
| 30 | TMUS | T-mobile US INC | +0.2% | +204.94% | Add |
| 31 | GEV | GE Vernova INC | +0.2% | +112.90% | Add |
| 32 | EME | Emcor Group INC | -0.3% | -81.18% | Trim |
| 33 | PDD | Pdd Holdings INC | -0.3% | EXIT | Sold out |
| 34 | RTX | Rtx CORP | -0.4% | -62.48% | Trim |
| 35 | GOOG | Alphabet Inc-cl C | -0.4% | -11.44% | Trim |
| 36 | LRCX | Lam Research CORP | -0.4% | -75.46% | Trim |
| 37 | AMAT | Applied Materials INC | -0.4% | -68.98% | Trim |
| 38 | NU | Nu Holdings Ltd. | -0.4% | -48.18% | Trim |
| 39 | META | Meta Platforms Inc-class A | -0.6% | -28.16% | Trim |
| 40 | LITE | Lumentum Holdings INC | -0.6% | -84.19% | Trim |
| 41 | TER | Teradyne INC | -0.6% | -96.75% | Trim |
| 42 | XOM | Exxon Mobil CORP | -0.6% | EXIT | Sold out |
| 43 | MELI | Mercadolibre INC | -0.7% | -71.44% | Trim |
| 44 | NFLX | Netflix INC | -0.7% | -31.62% | Trim |
| 45 | ISRG | Intuitive Surgical INC | -0.7% | -42.70% | Trim |
| 46 | BSX | Boston Scientific CORP | -0.7% | -58.50% | Trim |
| 47 | AAPL | Apple INC | -0.8% | -6.85% | Trim |
| 48 | CVX | Chevron CORP | -1.4% | -78.08% | Trim |
| 49 | LLY | Eli Lilly & Co | -1.4% | -67.68% | Trim |
| 50 | MSFT | Microsoft CORP | -2.8% | -23.47% | Trim |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-06-30 | 2026-07-08 | 13F-HR | View on EDGAR |
| 2026-03-31 | 2026-04-20 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-01-09 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-10-07 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-07-11 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-04-15 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-01-14 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-10-23 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-07-18 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-04-24 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-01-17 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-11-06 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-07-25 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-04-18 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-01-12 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-10-27 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2022-07-27 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-04-25 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-02-01 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-10-19 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-07-15 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2021-04-26 | 13F-HR | View on EDGAR |
| 2020-12-31 | 2021-02-01 | 13F-HR | View on EDGAR |
| 2020-09-30 | 2020-10-07 | 13F-HR | View on EDGAR |
| 2020-06-30 | 2020-07-21 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2020-04-17 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-01-17 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-10-16 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-08-12 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-04-26 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-01-23 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-10-29 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-07-17 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-04-30 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-01-25 | 13F-HR | View on EDGAR |
| 2017-09-30 | 2017-10-18 | 13F-HR | View on EDGAR |
| 2017-06-30 | 2017-07-19 | 13F-HR | View on EDGAR |
| 2017-03-31 | 2017-05-04 | 13F-HR | View on EDGAR |
| 2016-12-31 | 2017-02-27 | 13F-HR | View on EDGAR |
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