Institutional Manager · CIK 0001215208
SOMERVILLE KURT F
BOSTON, MA · File #028-10379
Latest AUM
$589.7M
Positions
448
Top-10 Concentration
33.0%
Filings
9
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 |
|---|---|---|---|---|---|
| ADD | ASML HOLDING NV | ASMLF | +1,230 | +$1.3M | +$13,175 |
| REDUCE | NEXTERA ENERGY | NEE-PW | -9,740 | -$781,927 | +$50,007 |
| ADD | AMAZON.COM | AMZN | +3,050 | +$704,001 | +$31,388 |
| REDUCE | JOHNSON AND JOHNSON | JNJ | -2,690 | -$556,695 | +$116,261 |
| NEW | TOTAL ENERGIES ADR | TTE | +4,900 | +$320,558 | $0 |
| EXITED | MEDTRONIC | G5960L103 | -3,345 | -$318,578 | $0 |
| ADD | TEXAS PACIFIC LAND | TPL | +1,050 | +$301,581 | -$339,371 |
| EXITED | TOTAL ENERGIES ADR | 89151E109 | -4,900 | -$292,481 | $0 |
| ADD | NESTLE SA ADR | 641069406 | +2,910 | +$287,450 | +$701 |
| ADD | UNITEDHEALTH GROUP | UNH | +865 | +$285,545 | -$12,152 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025448 pos · $589.7M
- 13F HOLDINGS REPORTQ/E Sep 2025467 pos · $605.2M
- 13F HOLDINGS REPORTQ/E Jun 2025430 pos · $593.5M
- 13F HOLDINGS REPORTQ/E Mar 2025464 pos · $574.4M
- 13F HOLDINGS REPORTQ/E Dec 2024352 pos · $595.5M
- 13F HOLDINGS REPORTQ/E Sep 2024362 pos · $621.3M
- 13F HOLDINGS REPORTQ/E Jun 2024365 pos · $593.3M
- 13F HOLDINGS REPORTQ/E Mar 2024361 pos · $584.6M
- 13F HOLDINGS REPORTQ/E Dec 2023374 pos · $497.4M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | ALPHABET INC CL A | GOOG | 38,857 | $12.2M | 4.16% |
| 2 | NVIDIA CORP | NVDA | 61,987 | $11.6M | 3.96% |
| 3 | ALPHABET INC CL A | GOOG | 36,064 | $11.3M | 3.86% |
| 4 | APPLE | AAPL | 38,590 | $10.5M | 3.59% |
| 5 | NVIDIA CORP | NVDA | 55,090 | $10.3M | 3.52% |
| 6 | MICROSOFT | MSFT | 18,560 | $9.0M | 3.07% |
| 7 | APPLE | AAPL | 31,670 | $8.6M | 2.95% |
| 8 | MASTERCARD | MA | 13,753 | $7.9M | 2.69% |
| 9 | MICROSOFT | MSFT | 16,149 | $7.8M | 2.67% |
| 10 | AMAZON.COM | AMZN | 32,127 | $7.4M | 2.54% |
| 11 | ANALOG DEVICES | ADI | 27,329 | $7.4M | 2.54% |
| 12 | TJX COS | 872540109 | 42,508 | $6.5M | 2.24% |
| 13 | MASTERCARD | MA | 11,073 | $6.3M | 2.16% |
| 14 | ABBOTT LABS | ABLZF | 48,789 | $6.1M | 2.09% |
| 15 | JOHNSON AND JOHNSON | JNJ | 29,461 | $6.1M | 2.09% |
| 16 | ANALOG DEVICES | ADI | 22,168 | $6.0M | 2.06% |
| 17 | ADVANCED MICRO DEVICES | AMD | 27,706 | $5.9M | 2.03% |
| 18 | ADVANCED MICRO DEVICES | AMD | 27,459 | $5.9M | 2.01% |
| 19 | AMAZON.COM | AMZN | 25,303 | $5.8M | 2.00% |
| 20 | AUTOMATIC DATA PROCESSING | ADP | 22,159 | $5.7M | 1.95% |