Institutional Manager · CIK 0001114928
CAPITAL COUNSEL LLC/NY
NEW YORK, NY · File #028-05779
Latest AUM
$2.62B
Positions
61
Top-10 Concentration
87.8%
Filings
10
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | ALPHABET INC CL C | GOOG | -116,340 | -$36.5M | +$86.1M |
| REDUCE | ARISTA NETWORKS, INC. | ANET | -102,568 | -$13.4M | -$31.0M |
| ADD | AUTOMATIC DATA PROCESSING INC | ADP | +38,972 | +$10.0M | -$23.8M |
| REDUCE | IDEXX LABS INC COM | 45168d104 | -5,647 | -$3.8M | +$16.3M |
| EXITED | FISERV INC COM | 337738108 | -29,500 | -$3.8M | $0 |
| ADD | CME GROUP INC COM | CME | +12,606 | +$3.4M | +$2.3M |
| REDUCE | INTEL CORP COM | INTC | -35,715 | -$1.3M | +$2.1M |
| ADD | VISA INC COM CL A | V | +3,661 | +$1.3M | +$6.9M |
| REDUCE | METTLER TOLEDO INTERNATIONAL C | MTD | -890 | -$1.2M | +$23.7M |
| REDUCE | ANALOG DEVICES | ADI | -3,000 | -$813,600 | +$314,900 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202561 pos · $2.62B
- 13F HOLDINGS REPORTQ/E Sep 202560 pos · $2.61B
- 13F HOLDINGS REPORTQ/E Jun 202557 pos · $2.47B
- 13F HOLDINGS REPORTQ/E Mar 202556 pos · $2.26B
- 13F HOLDINGS REPORT (Amended)Q/E Mar 202555 pos · $2.34B
- 13F HOLDINGS REPORTQ/E Dec 202454 pos · $2.34B
- 13F HOLDINGS REPORTQ/E Sep 202455 pos · $2.32B
- 13F HOLDINGS REPORTQ/E Jun 202455 pos · $2.24B
- 13F HOLDINGS REPORTQ/E Mar 202456 pos · $2.18B
- 13F HOLDINGS REPORTQ/E Dec 202352 pos · $1.80B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | ALPHABET INC CL C | GOOG | 1,109,354 | $348.1M | 13.31% |
| 2 | IDEXX LABS INC COM | 45168d104 | 427,043 | $288.9M | 11.04% |
| 3 | ARISTA NETWORKS, INC. | ANET | 2,006,273 | $262.9M | 10.05% |
| 4 | VISA INC COM CL A | V | 740,464 | $259.7M | 9.93% |
| 5 | MICROSOFT CORP COM | MSFT | 484,008 | $234.1M | 8.95% |
| 6 | CME GROUP INC COM | CME | 804,343 | $219.6M | 8.40% |
| 7 | COSTCO WHSL CORP NEW COM | 22160K105 | 241,679 | $208.4M | 7.97% |
| 8 | METTLER TOLEDO INTERNATIONAL C | MTD | 141,395 | $197.1M | 7.53% |
| 9 | AUTOMATIC DATA PROCESSING INC | ADP | 696,461 | $179.2M | 6.85% |
| 10 | HOME DEPOT INC COM | HD | 290,178 | $99.9M | 3.82% |
| 11 | QUALCOMM INC COM | QCOM | 551,911 | $94.4M | 3.61% |
| 12 | DONALDSON INC COM | DCI | 958,463 | $85.0M | 3.25% |
| 13 | INTEL CORP COM | INTC | 588,383 | $21.7M | 0.83% |
| 14 | APPLE INC COM | AAPL | 70,137 | $19.1M | 0.73% |
| 15 | ADVANCED MICRO DEVICES INC COM | AMD | 82,797 | $17.7M | 0.68% |
| 16 | KINROSS GOLD CORP COM NO PAR | KGCRF | 385,892 | $10.9M | 0.42% |
| 17 | DANAHER CORP DEL COM | 235851102 | 45,732 | $10.5M | 0.40% |
| 18 | GILEAD SCIENCES | GILD | 69,210 | $8.5M | 0.32% |
| 19 | MERCK & CO INC NEW COM | MRK | 63,213 | $6.7M | 0.25% |
| 20 | EXXON MOBIL CORP COM | XOM | 49,687 | $6.0M | 0.23% |