Balyasny Asset Management LLC and Wellington Management Group LLP: where the books meet
At Q2 2026, at least 20% of the two 13F books was the same, across 162 stocks both listed, against 13% at Q2 2013. Overlap is the smaller of each shared stock’s two weights, added up: the part of one book that could be swapped for the other’s without a trade.
- Q2 2013: 13%, 132 in both
- Q3 2013: 14%, 113 in both
- Q4 2013: 13%, 110 in both
- Q1 2014: 12%, 121 in both
- Q2 2014: 14%, 115 in both
- Q3 2014: 13%, 112 in both
- Q4 2014: 13%, 117 in both
- Q1 2015: 17%, 126 in both
- Q2 2015: 16%, 127 in both
- Q3 2015: 21%, 148 in both
- Q4 2015: 21%, 149 in both
- Q1 2016: 18%, 156 in both
- Q2 2016: 19%, 154 in both
- Q3 2016: 24%, 177 in both
- Q4 2016: 19%, 149 in both
- Q1 2017: 19%, 163 in both
- Q2 2017: 22%, 158 in both
- Q3 2017: 22%, 153 in both
- Q4 2017: 23%, 169 in both
- Q1 2018: 21%, 167 in both
- Q2 2018: 18%, 150 in both
- Q3 2018: 18%, 147 in both
- Q4 2018: 22%, 168 in both
- Q1 2019: 19%, 158 in both
- Q2 2019: 18%, 133 in both
- Q3 2019: 20%, 156 in both
- Q4 2019: 23%, 159 in both
- Q1 2020: 20%, 153 in both
- Q2 2020: 19%, 136 in both
- Q3 2020: 18%, 129 in both
- Q4 2020: 21%, 142 in both
- Q1 2021: 18%, 140 in both
- Q2 2021: 19%, 140 in both
- Q3 2021: 17%, 133 in both
- Q4 2021: 15%, 134 in both
- Q1 2022: 15%, 130 in both
- Q2 2022: 16%, 151 in both
- Q3 2022: 16%, 143 in both
- Q4 2022: 17%, 145 in both
- Q1 2023: 17%, 149 in both
- Q2 2023: 20%, 165 in both
- Q3 2023: 17%, 160 in both
- Q4 2023: 15%, 135 in both
- Q1 2024: 16%, 145 in both
- Q2 2024: 18%, 151 in both
- Q3 2024: 15%, 141 in both
- Q4 2024: 17%, 154 in both
- Q1 2025: 19%, 154 in both
- Q2 2025: 21%, 173 in both
- Q3 2025: 20%, 162 in both
- Q4 2025: 21%, 171 in both
- Q1 2026: 20%, 168 in both
- Q2 2026: 20%, 162 in both
Only quarters both managers filed. Where either filing has more positions than are read each quarter, a stock both hold below that range is not counted, so the figure is a floor.
What the overlap is made of, Q2 2026
Stocks both listed, by the smaller of the two weights. A weight is the stock’s share of that manager’s reported book, which says how large the position is, not how strongly it is held.
| Stock | Balyasny Asset Management LLC | Wellington Management Group LLP |
|---|---|---|
| Amazon.com Inc(AMZN) | 1.4%Added | 2.3%Trimmed |
| NVIDIA Corp(NVDA) | 0.8%Trimmed | 4.2%Trimmed |
| Texas Instruments Inc(TXN) | 0.6%Added | 0.7%Trimmed |
| Alphabet Inc(GOOGL) | 0.5%Trimmed | 2.7%Trimmed |
| Apple Inc(AAPL) | 0.5%Trimmed | 3.0%Trimmed |
| Facebook Inc(META) | 0.4%Trimmed | 0.7%Trimmed |
| Blackrock Inc(BLK) | 0.4%Added | 0.7%Added |
| Advanced Micro Devices Inc(AMD) | 0.4%Added | 0.9%Added |
| Huntington Bancshares Inc/OH(HBAN) | 0.3%Added | 0.4%Trimmed |
| Amphenol Corp(APH) | 0.3%Added | 0.5%Added |
| Seagate Technology Hldngs PL(STX) | 0.3%Trimmed | 0.4%Added |
| Alphabet Inc(GOOG) | 0.3%Trimmed | 1.0%Added |
| ASML Holding NV(ASML) | 0.3%Added | 0.3%Added |
| Microsoft Corp(MSFT) | 0.3%Added | 3.1%Trimmed |
| Taiwan Semiconductor Manufacturing Co Ltd(TSM) | 0.3%Added | 0.5%Trimmed |
| Berkshire Hathaway Inc(BRK-B) | 0.3%Trimmed | 0.3%Added |
| SanDisk Corp(SNDK) | 0.2%Added | 0.4%Added |
| Exxon Mobil Corp(XOM) | 0.2%Added | 0.4%Trimmed |
| Home Depot Inc/The(HD) | 0.2%Added | 0.5%Trimmed |
| Spotify Technology S A(SPOT) | 0.3%Added | 0.2%Trimmed |
and 142 smaller ones
Moved different ways in Q2 2026
Stocks one manager started or added to while the other trimmed or sold out, between the same two quarter ends. A 13F shows the quarter ends, never when in between anything was bought or sold, or why.
- Broadcom Inc(AVGO)Balyasny Asset Management LLC trimmed; Wellington Management Group LLP added
- Microsoft Corp(MSFT)Balyasny Asset Management LLC added; Wellington Management Group LLP trimmed
- Eli Lilly & Co(LLY)Balyasny Asset Management LLC added; Wellington Management Group LLP trimmed
- Amazon.com Inc(AMZN)Balyasny Asset Management LLC added; Wellington Management Group LLP trimmed
- Alphabet Inc(GOOG)Balyasny Asset Management LLC trimmed; Wellington Management Group LLP added
- Micron Technology Inc(MU)Balyasny Asset Management LLC trimmed; Wellington Management Group LLP added
- Johnson & Johnson(JNJ)Balyasny Asset Management LLC trimmed; Wellington Management Group LLP added
- Texas Instruments Inc(TXN)Balyasny Asset Management LLC added; Wellington Management Group LLP trimmed
- Wells Fargo & Co(WFC)Balyasny Asset Management LLC started; Wellington Management Group LLP trimmed
- Taiwan Semiconductor Manufacturing Co Ltd(TSM)Balyasny Asset Management LLC added; Wellington Management Group LLP trimmed
- Home Depot Inc/The(HD)Balyasny Asset Management LLC added; Wellington Management Group LLP trimmed
- Linde PLC(LIN)Balyasny Asset Management LLC added; Wellington Management Group LLP trimmed
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