Chesley Taft & Associates LLC
Long book
$2.39B
Q1 2026
Positions
370
Top-10 weight
30%
concentration
Last quarter
+10.3%
SPY +14.8%
Turnover
12%
of book per quarter
Strategy in plain words
auto-generated from filingsChesley Taft & Associates LLC is an institutional manager, running a $2.39B US long book across 370 positions.
The portfolio is moderately concentrated (top 10 ≈ 30% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: ALPHABET INC-CL C, MICROSOFT CORP, NVIDIA CORP, APPLE INC, AMAZON.COM INC.
Over the last 9 quarters its long book ran on average 1.1pp per quarter behind the S&P 500, beating the index in 3 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
+2.9%
Q2 2024
+6.0%
Q3 2024
+1.6%
Q4 2024
-3.1%
Q1 2025
+8.5%
Q2 2025
+6.5%
Q3 2025
+2.2%
Q4 2025
-4.0%
Q1 2026
+10.3%
Sector allocation
Technology 35%
Financials 14%
Consumer discretionary 13%
Healthcare 11%
Services media 8%
Industrials 7%
Energy 3%
Consumer staples 3%
Long book by quarter
What does Chesley Taft own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| GOOG ALPHABET INC-CL C | Technology | 426.2K | $122.3M | 5.1% | -1.6% |
| MSFT MICROSOFT CORP | Technology | 238.1K | $88.1M | 3.7% | -1.4% |
| NVDA NVIDIA CORP | Technology | 473.2K | $82.5M | 3.4% | -1.5% |
| AAPL APPLE INC | Technology | 284.4K | $72.2M | 3.0% | -0.9% |
| AMZN AMAZON.COM INC | Consumer discretionary | 339.7K | $70.7M | 3.0% | +7.7% |
| AVGO BROADCOM INC | Technology | 218.4K | $67.6M | 2.8% | -15.1% |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 67.2K | $67.0M | 2.8% | -2.1% |
| JPM JPMORGAN CHASE & CO | Financials | 175.1K | $51.5M | 2.2% | -0.6% |
| JNJ JOHNSON & JOHNSON | Healthcare | 210.7K | $51.5M | 2.2% | -1.0% |
| SYK STRYKER CORP | Healthcare | 139.2K | $45.7M | 1.9% | -1.3% |
| V VISA INC-CLASS A SHARES | Services media | 122.6K | $37.0M | 1.5% | -7.8% |
| CB CHUBB LTD | Financials | 102.6K | $33.4M | 1.4% | +0.1% |
| PANW PALO ALTO NETWORKS INC | Technology | 192.5K | $30.9M | 1.3% | +0.6% |
| GOOGL ALPHABET INC-CL A | Technology | 103.6K | $29.8M | 1.2% | -5.3% |
| APH AMPHENOL CORP-CL A | Technology | 206.3K | $26.1M | 1.1% | 0.0% |
| PEP PEPSICO INC | Consumer staples | 167.0K | $25.9M | 1.1% | -4.9% |
| MA MASTERCARD INC - A | Services media | 50.4K | $25.2M | 1.1% | -3.8% |
| AXP AMERICAN EXPRESS CO | Financials | 83.2K | $25.2M | 1.1% | -1.4% |
| ABT ABBOTT LABORATORIES | Healthcare | 242.6K | $24.9M | 1.0% | +0.4% |
| RTX RTX CORP | Industrials | 121.2K | $23.4M | 1.0% | -1.3% |
| XOM EXXON MOBIL CORP | Energy | 134.6K | $22.8M | 1.0% | -0.7% |
| HON HONEYWELL INTERNATIONAL INC | Industrials | 99.1K | $22.4M | 0.9% | -0.5% |
| AZO AUTOZONE INC | Consumer discretionary | 6.5K | $21.9M | 0.9% | +0.2% |
| EQT EQT CORP | Energy | 344.3K | $21.9M | 0.9% | +676.1% |
| ORCL ORACLE CORP | Technology | 148.8K | $21.9M | 0.9% | -17.6% |
| META META PLATFORMS INC-CLASS A | Technology | 37.4K | $21.4M | 0.9% | -4.6% |
| HD HOME DEPOT INC | Consumer discretionary | 64.9K | $21.4M | 0.9% | +1.9% |
| WM WASTE MANAGEMENT INC | Utilities | 91.9K | $21.1M | 0.9% | -0.2% |
| KO COCA-COLA CO/THE | Consumer staples | 273.6K | $20.8M | 0.9% | -0.9% |
| TMO THERMO FISHER SCIENTIFIC INC | Other | 41.9K | $20.6M | 0.9% | -1.4% |
| ITW ILLINOIS TOOL WORKS | Industrials | 77.9K | $20.3M | 0.8% | -0.5% |
| ACN ACCENTURE PLC-CL A | Services media | 98.1K | $19.4M | 0.8% | +1.2% |
| LLY ELI LILLY & CO | Healthcare | 20.4K | $18.8M | 0.8% | -9.0% |
| COF CAPITAL ONE FINANCIAL CORP | Financials | 101.9K | $18.6M | 0.8% | +30.5% |
| WFC WELLS FARGO & CO | Financials | 221.2K | $17.6M | 0.7% | -1.0% |
| C CITIGROUP INC | Financials | 148.9K | $16.9M | 0.7% | +1.1% |
| UBER UBER TECHNOLOGIES INC | Services media | 226.6K | $16.3M | 0.7% | -9.1% |
| AZN ASTRAZENECA PLC | Healthcare | 78.8K | $15.5M | 0.6% | New |
| DIS WALT DISNEY CO/THE | Services media | 148.7K | $14.3M | 0.6% | -0.7% |
| NEE NEXTERA ENERGY INC | Utilities | 138.5K | $12.9M | 0.5% | -4.1% |
| ICE INTERCONTINENTAL EXCHANGE IN | Financials | 77.3K | $12.2M | 0.5% | -0.2% |
| UNP UNION PACIFIC CORP | Industrials | 48.6K | $11.8M | 0.5% | +1.2% |
| ECL ECOLAB INC | Other | 40.0K | $10.6M | 0.4% | +0.1% |
| NFLX NETFLIX INC | Services media | 105.4K | $10.1M | 0.4% | +0.3% |
| CVX CHEVRON CORP | Energy | 47.3K | $9.8M | 0.4% | +2.1% |
| WTW WILLIS TOWERS WATSON PLC | Financials | 32.4K | $9.4M | 0.4% | -0.2% |
| CHD CHURCH & DWIGHT CO INC | Other | 99.3K | $9.3M | 0.4% | +0.4% |
| MCD MCDONALD'S CORP | Consumer discretionary | 28.9K | $9.0M | 0.4% | -0.1% |
| CRM SALESFORCE INC | Technology | 43.3K | $8.1M | 0.3% | +11.2% |
| CBOE CBOE GLOBAL MARKETS INC | Financials | 28.6K | $8.0M | 0.3% | -3.7% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | Apr 13, 2026 | 621 | $2.39B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Jan 14, 2026 | 624 | $2.53B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Oct 8, 2025 | 348 | $2.36B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 9, 2025 | 334 | $2.24B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 10, 2025 | 330 | $2.07B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Jan 17, 2025 | 326 | $2.15B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Oct 7, 2024 | 323 | $2.10B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Jul 19, 2024 | 309 | $1.99B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | Apr 16, 2024 | 311 | $1.96B | canonical | SEC ↗ |
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