Institutional Manager · CIK 0001164632
Chesley Taft & Associates LLC
CHICAGO, IL · File #028-10082
Latest AUM
$2.53B
Positions
624
Top-10 Concentration
43.8%
Filings
12
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 2025624 pos · $2.53B
- 13F HOLDINGS REPORTQ/E Sep 2025348 pos · $2.36B
- 13F HOLDINGS REPORTQ/E Jun 2025334 pos · $2.24B
- 13F HOLDINGS REPORTQ/E Mar 2025330 pos · $2.07B
- 13F HOLDINGS REPORTQ/E Dec 2024326 pos · $2.15B
- 13F HOLDINGS REPORTQ/E Sep 2024323 pos · $2.10B
- 13F HOLDINGS REPORTQ/E Jun 2024309 pos · $1.99B
- 13F HOLDINGS REPORTQ/E Mar 2024311 pos · $1.96B
- 13F HOLDINGS REPORTQ/E Dec 2023289 pos · $1.54B
- 13F HOLDINGS REPORTQ/E Sep 2023291 pos · $1.63B
- 13F HOLDINGS REPORTQ/E Jun 2023286 pos · $1.52B
- 13F HOLDINGS REPORTQ/E Mar 2023284 pos · $1.45B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | ALPHABET INC | GOOG | 398,229 | $125.0M | 7.43% |
| 2 | MICROSOFT CORP | MSFT | 220,378 | $106.6M | 6.34% |
| 3 | NVIDIA CORPORATION | NVDA | 450,904 | $84.1M | 5.00% |
| 4 | BROADCOM INC | AVGO | 239,256 | $82.8M | 4.93% |
| 5 | APPLE INC | AAPL | 272,286 | $74.0M | 4.40% |
| 6 | AMAZON COM INC | AMZN | 289,972 | $66.9M | 3.98% |
| 7 | COSTCO WHSL CORP NEW | 22160K105 | 63,061 | $54.4M | 3.24% |
| 8 | JPMORGAN CHASE & CO. | VYLD | 165,946 | $53.5M | 3.18% |
| 9 | STRYKER CORPORATION | SYK | 131,103 | $46.1M | 2.74% |
| 10 | VISA INC | V | 121,758 | $42.7M | 2.54% |
| 11 | ISHARES TR | 46432F834 | 492,390 | $41.7M | 2.48% |
| 12 | ISHARES TR | 464287804 | 331,302 | $39.8M | 2.37% |
| 13 | JOHNSON & JOHNSON | JNJ | 191,202 | $39.6M | 2.35% |
| 14 | SPDR GOLD TR | GLD | 98,432 | $39.0M | 2.32% |
| 15 | SPDR S&P 500 ETF TR | SPY | 56,714 | $38.7M | 2.30% |
| 16 | ISHARES TR | 464287507 | 573,456 | $37.8M | 2.25% |
| 17 | ORACLE CORP | ORCL-PD | 176,307 | $34.4M | 2.04% |
| 18 | ALPHABET INC | GOOG | 103,254 | $32.3M | 1.92% |
| 19 | PALO ALTO NETWORKS INC | PANW | 174,356 | $32.1M | 1.91% |
| 20 | AMERICAN EXPRESS CO | AXP | 80,994 | $30.0M | 1.78% |