CIK 1055290
Long positions in SEC Section 13(f) securities (US-listed stocks, ADRs and ETFs), largest first · Δ vs 2025-Q4. A lagged quarterly snapshot (filed ≤45 days after quarter-end); excludes shorts, options, cash, and shares listed only on non-US exchanges — foreign companies held via a US listing or ADR (e.g. Alibaba, TSMC) ARE included.
Firm-level facts as reported by the adviser on Form ADV Part 1A (latest filing 2026-03-23). Regulatory assets under management (RAUM) is Form ADV's gross figure and can differ from a 13F long book — it includes private-fund assets, leverage and non-13(f) securities. Titles and figures as-filed. Latest ADV filing 2026-03-23. Form ADV ↗
| Name | Title (as filed) | Since | Ownership |
|---|---|---|---|
| CHAMBERLAIN, DOUGLAS, CAMPBELL | PRESIDENT, CEO, DIRECTOR | 1998-10 | <5% ·◆ |
| HUBLEY, MICHELE, DAWN | SVP - TREASURER & HEAD OF HR | 2004-05 | <5% ·◆ |
| Howard, Michael, Thomas | SVP, CHIEF COMPLIANCE OFFICER | 2020-10 | <5% ·◆ |
| KRANTZ, ROBERT, ALAN | SVP - CO-COO | 2022-09 | <5% ·◆ |
| APPLETON PARTNERS BUSINESS TRUSTentity | BUSINESS TRUST | 2001-08 | 75%+ |
Direct owners and executive officers as filed on the adviser's Form ADV Schedule A (as-filed titles; ADV updates annually and on material change). This lists officers and 5%+ owners — not necessarily the full portfolio-management team.
Signed this manager's latest 13F (2026-Q1). The filing's authorized signatory — frequently a compliance officer, general counsel, or CFO — not necessarily the portfolio manager or firm leadership.
| Name | Role (as filed) | Departed after | Now at (if tracked) |
|---|---|---|---|
| LADGE, JAMES, IRA | SENIOR VICE PRESIDENT, COO | 2022-11 | — not seen at a tracked firm |
| NEEDHAM, ROBERT, B | DIRECTOR | 2021-04 | — not seen at a tracked firm |
| NOVACK, KENNETH, JOSEPH | DIRECTOR | 2021-04 | — not seen at a tracked firm |
| CHEVRIERE, J.P. | DIRECTOR | 2021-04 | — not seen at a tracked firm |
| PETTY, WILLIAM, TERRELL | DIRECTOR | 2021-04 | — not seen at a tracked firm |
| WILLIAMS, MARK, THOMAS | DIRECTOR | 2021-04 | — not seen at a tracked firm |
| COSTELLO, MICHAEL | DIRECTOR | 2021-04 | — not seen at a tracked firm |
| TRACY, BONNIE, BROPHY | DIRECTOR | 2021-04 | — not seen at a tracked firm |
| BURGE, KATHLEEN, MARY | DIRECTOR · EXEC VICE PRESIDENT,CFO, DIRECTOR | 2020-10 | — not seen at a tracked firm |
| IVES, CORNELIA, SPENCER | DIRECTOR | 2019-05 | — not seen at a tracked firm |
| ZAGROBSKI, WALTER | SVP, PORTFOLIO MANAGER | 2019-01 | — not seen at a tracked firm |
Named owners/officers on a past Form ADV Schedule A who are gone from the firm's latest filing. “Departed after” is the last dated filing they appear on. A landing shows only when the destination is another SEC-registered adviser we track.
