Chesley Taft & Associates LLC — 13F Holdings & Portfolio
CIK 1164632 · latest 13F-HR filed 2026-07-08
Chesley Taft & Associates LLC manages $2.57B in 13F-reported U.S. long-equity assets across 637 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are GOOG (5.32%), NVDA (3.45%), AAPL (3.04%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 18 new positions, exited 19, added to 193, and trimmed 68.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
SUITE 2900
CHICAGO, IL 60603
$2.57B
Long-equity book
637
Distinct positions
2026-06-30
Filed 2026-07-08
+18 / −19 / ↑193 / ↓68
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- PALO ALTO NETWORKS INC$31.2M +101.2%
- ALPHABET INC$25.6M +20.9%
- BROADCOM INC$12.8M +19.0%
- NVIDIA CORPORATION$10.5M +12.7%
- AMAZON COM INC$10.3M +14.6%
Top Trims
- ACCENTURE PLC IRELAND-$8.2M -42.2%
- MICROSOFT CORP-$7.1M -8.1%
- SPDR GOLD TR-$6.7M -16.3%
- COSTCO WHOLESALE CORPORATION-$5.2M -7.8%
- EXXON MOBIL CORP-$5.1M -22.4%
New Positions
- ADVANCED MICRO DEVICES INC$2.9M
- TOAST INC$1.6M
- US BANCORP$1.2M
- GENERAC HLDGS INC$692.5K
- EQUITABLE HLDGS INC$424.3K
Exited Positions
- HONEYWELL INTL INC$22.4M
- TRACTOR SUPPLY CO$5.2M
- ALBEMARLE CORP$1.3M
- MEDTRONIC PLC$1.1M
- NEWMARKET CORP$717.9K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | ALPHABET INC | GOOG | 02079K107 | $136.5M | 5.32% | 386,451 | SH |
| 2 | NVIDIA CORPORATION | NVDA | 67066G104 | $88.7M | 3.45% | 443,151 | SH |
| 3 | APPLE INC | AAPL | 037833100 | $78.0M | 3.04% | 269,716 | SH |
| 4 | BROADCOM INC | AVGO | 11135F101 | $75.9M | 2.96% | 201,049 | SH |
| 5 | MICROSOFT CORP | MSFT | 594918104 | $75.3M | 2.93% | 201,979 | SH |
| 6 | AMAZON COM INC | AMZN | 023135106 | $74.7M | 2.91% | 313,435 | SH |
| 7 | COSTCO WHOLESALE CORPORATION | COST | 22160K105 | $57.5M | 2.24% | 61,469 | SH |
| 8 | PALO ALTO NETWORKS INC | PANW | 697435105 | $57.1M | 2.22% | 167,455 | SH |
| 9 | JPMORGAN CHASE & CO | JPM | 46625H100 | $52.5M | 2.04% | 160,330 | SH |
| 10 | ISHARES TR | IJR | 464287804 | $49.9M | 1.94% | 336,658 | SH |
| 11 | ISHARES TR | IXUS | 46432F834 | $48.8M | 1.90% | 511,085 | SH |
| 12 | JOHNSON & JOHNSON | JNJ | 478160104 | $47.8M | 1.86% | 188,351 | SH |
| 13 | ISHARES TR | IJH | 464287507 | $43.5M | 1.69% | 563,762 | SH |
| 14 | STATE STR SPDR S&P 500 ETF T | SPY | 78462F103 | $41.5M | 1.62% | 55,603 | SH |
| 15 | STRYKER CORPORATION | SYK | 863667101 | $40.6M | 1.58% | 128,989 | SH |
| 16 | VISA INC | V | 92826C839 | $38.2M | 1.49% | 111,451 | SH |
| 17 | ALPHABET INC | GOOGL | 02079K305 | $34.6M | 1.35% | 96,895 | SH |
| 18 | AMPHENOL CORP | APH | 032095101 | $33.5M | 1.30% | 189,892 | SH |
| 19 | CHUBB LIMITED | CB | H1467J104 | $32.1M | 1.25% | 94,100 | SH |
| 20 | SPDR GOLD TR | GLD | 78463V107 | $29.8M | 1.16% | 80,898 | SH |
| 21 | AMERICAN EXPRESS CO | AXP | 025816109 | $26.8M | 1.04% | 79,198 | SH |
| 22 | VANGUARD TAX-MANAGED FDS | VEA | 921943858 | $23.7M | 0.92% | 333,291 | SH |
| 23 | ELI LILLY & CO | LLY | 532457108 | $23.5M | 0.91% | 19,567 | SH |
| 24 | MASTERCARD INCORPORATED | MA | 57636Q104 | $23.0M | 0.90% | 44,758 | SH |
| 25 | ABBOTT LABORATORIES | ABT | 002824100 | $22.7M | 0.89% | 250,517 | SH |
| 26 | ISHARES TR | IVV | 464287200 | $22.7M | 0.88% | 30,309 | SH |
| 27 | ORACLE CORP | ORCL | 68389X105 | $21.2M | 0.83% | 144,604 | SH |
| 28 | COCA COLA CO | KO | 191216100 | $21.2M | 0.83% | 260,736 | SH |
| 29 | VANGUARD INTL EQUITY INDEX F | VEU | 922042775 | $21.0M | 0.82% | 251,250 | SH |
| 30 | PEPSICO INC | PEP | 713448108 | $20.4M | 0.80% | 150,882 | SH |
| 31 | RTX CORPORATION | RTX | 75513E101 | $20.4M | 0.80% | 107,622 | SH |
| 32 | THERMO FISHER SCIENTIFIC INC | TMO | 883556102 | $20.2M | 0.79% | 40,388 | SH |
| 33 | HOME DEPOT INC | HD | 437076102 | $20.1M | 0.78% | 57,050 | SH |
| 34 | META PLATFORMS INC | META | 30303M102 | $20.0M | 0.78% | 35,562 | SH |
| 35 | CAPITAL ONE FINL CORP | COF | 14040H105 | $19.2M | 0.75% | 95,552 | SH |
| 36 | ILLINOIS TOOL WKS INC | ITW | 452308109 | $19.0M | 0.74% | 70,345 | SH |
| 37 | AUTOZONE INC | AZO | 053332102 | $18.5M | 0.72% | 5,777 | SH |
| 38 | UBER TECHNOLOGIES INC | UBER | 90353T100 | $18.4M | 0.72% | 254,838 | SH |
| 39 | WASTE MGMT INC DEL | WM | 94106L109 | $18.1M | 0.71% | 81,267 | SH |
| 40 | WELLS FARGO & CO | WFC | 949746101 | $17.4M | 0.68% | 210,387 | SH |
| 41 | CITIGROUP INC | C | 172967424 | $17.1M | 0.66% | 121,980 | SH |
| 42 | EXXON MOBIL CORP | XOM | 30231G102 | $16.3M | 0.63% | 118,995 | SH |
| 43 | EQT CORP | EQT | 26884L109 | $16.1M | 0.63% | 303,128 | SH |
| 44 | J P MORGAN EXCHANGE TRADED F | JMUB | 46641Q647 | $14.4M | 0.56% | 283,995 | SH |
| 45 | J P MORGAN EXCHANGE TRADED F | JMST | 46641Q654 | $14.0M | 0.55% | 274,735 | SH |
| 46 | DISNEY WALT CO | DIS | 254687106 | $13.8M | 0.54% | 143,097 | SH |
| 47 | ISHARES TR | MUB | 464288414 | $13.7M | 0.53% | 127,593 | SH |
| 48 | UNION PAC CORP | UNP | 907818108 | $13.0M | 0.51% | 47,793 | SH |
| 49 | SALESFORCE INC | CRM | 79466L302 | $13.0M | 0.50% | 82,720 | SH |
| 50 | ASTRAZENECA PLC | AZN | G0593M107 | $12.8M | 0.50% | 67,346 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-08 | $2.57B | 637 | 0001164632-26-000004 |
| 2026-03-31 | 2026-04-13 | $2.39B | 621 | 0001164632-26-000002 |
| 2025-12-31 | 2026-01-14 | $2.53B | 624 | 0001164632-26-000001 |