FOSTER DYKEMA CABOT & PARTNERS, LLC VRTX — Vertex Pharmaceuticals Incorporated

Ownership history in FOSTER DYKEMA CABOT & PARTNERS, LLC  ·  9 quarters on record

AI Ownership Summary

FOSTER DYKEMA CABOT & PARTNERS, LLC reported Vertex Pharmaceuticals Incorporated (VRTX) in 9 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 2.51% in 2024 Q2. The latest visible filing shows VRTX at 1.63% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this VRTX ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was FOSTER DYKEMA CABOT & PARTNERS, LLC's position in Vertex Pharmaceuticals Incorporated, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

VRTX was reported at 1.63% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
2.51% in 2024 Q2

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

VRTX stock page FOSTER DYKEMA CABOT & PARTNERS, LLC fund profile FOSTER DYKEMA CABOT & PARTNERS, LLC full holdings
How FOSTER DYKEMA CABOT & PARTNERS, LLC held VRTX — position size vs. price
% of Fund (quarterly)    VRTX price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 9 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED — — — 58,344 -2,345 -3.9% 1.63% $26.5M 2026-02-14 (Est.) $491.47
2025 Q3 REDUCED — — — 60,689 -234 -0.4% 1.56% $23.8M 2025-11-12 $434.19
2025 Q2 REDUCED — — — 60,923 -532 -0.9% 1.91% $27.1M 2025-08-12 $387.77
2025 Q1 ADDED — — — 61,455 +591 +1.0% 2.39% $29.8M 2025-05-09 $424.99
2024 Q4 ADDED — — — 60,864 +1,094 +1.8% 1.91% $24.5M 2025-02-13 $462.58
2024 Q3 REDUCED — — — 59,770 -205 -0.3% 2.33% $27.8M 2024-11-12 $490.00
2024 Q2 ADDED — — — 59,975 +250 +0.4% 2.51% $28.1M 2024-08-14 $471.44
2024 Q1 ADDED — — — 59,725 +2,299 +4.0% 2.33% $25.0M 2024-05-10 $422.78
2023 Q4 INITIATED — — — 57,426 — — 2.48% $23.4M 2024-02-14 $417.88

🏢 Other funds also holding VRTX

As of 2026 Q1 — sorted by position size

Andrew Hill Investment Advisors, Inc. 3Y 4.76% Sivik Global Healthcare LLC 3Y 7Y 3.39% BENDER ROBERT & ASSOCIATES 3Y 7Y 2.8% Heirloom Wealth Management 3Y 1.89% Boomfish Wealth Group, LLC 1.54% DAVIDSON INVESTMENT ADVISORS 3Y 7Y 1.51% BARLOW WEALTH PARTNERS, LLC 1.49% MOODY LYNN LIEBERSON & WALKER, LLC 3Y 7Y 1.44% Shepherd Street Advisors LLC 1.42% ATWOOD & PALMER INC 3Y 7Y 1.4%

FAQ About FOSTER DYKEMA CABOT & PARTNERS, LLC and VRTX

These are the practical questions this page is built to answer before you even open the full history table.

How long has FOSTER DYKEMA CABOT & PARTNERS, LLC reported owning VRTX?

FOSTER DYKEMA CABOT & PARTNERS, LLC reported VRTX across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported VRTX position in FOSTER DYKEMA CABOT & PARTNERS, LLC's portfolio?

The largest reported portfolio weight for VRTX was 2.51% in 2024 Q2.

What is the latest reported VRTX position on this page?

The most recent filing on this page is 2025 Q4, when FOSTER DYKEMA CABOT & PARTNERS, LLC reported 58,344 shares, equal to 1.63% of portfolio, with an estimated market value of $26.5M.

What does the chart on this VRTX ownership page compare?

The chart compares FOSTER DYKEMA CABOT & PARTNERS, LLC's quarterly VRTX portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did FOSTER DYKEMA CABOT & PARTNERS, LLC time their VRTX position?

Based on 13F filing dates vs. subsequent VRTX price moves, FOSTER DYKEMA CABOT & PARTNERS, LLC correctly timed 4 out of 8 reported position changes (50%). The annualised alpha on VRTX relative to SPY over the holding period was -8.3%.

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