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Mayflower Financial Advisors, LLC

Position in BLK — BlackRock, Inc.

CIK 1852930 BOSTON, MA

Position in BLK

as of Jun 30, 2026 · filed Jul 9, 2026
Position Value
$1,579,843
+$40,146 QoQ
Shares Held
1,643
+2.6% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.21%
of 13F equity value
Holder Rank
#990
of 2,272 holders
Holding Since
Dec 2024
7 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in BLK Over Time

Shares Held

Position Value (USD)

Position in Asset Management

Financial Services · as of Jun 30, 2026

Mayflower Financial Advisors, LLC holds $7,037,932 across 10 Asset Management names. BLK ranks #1 (22.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 BLK
BlackRock, Inc.
This page
1,643 $1,579,843

All Filings in BLK

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7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,579,843 1,643
2026-03-31 $1,539,697 1,601
2025-12-31 $1,700,770 1,589
2025-09-30 $1,850,235 1,587
2025-06-30 $1,709,228 1,629
2025-03-31 $1,556,013 1,644
2024-12-31 $1,678,105 1,637