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Columbia Asset Management

Position in BLK — BlackRock, Inc.

CIK 1585047 Ann Arbor, MI

Position in BLK

as of Jun 30, 2026 · filed Jul 21, 2026
Position Value
$721,170
-$34,734 QoQ
Shares Held
750
-4.6% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
#1,331
of 2,275 holders
Holding Since
Mar 2025
6 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

Columbia Asset Management holds $3,225,760 across 2 Asset Management names. BLK ranks #2 (22.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 BLK
BlackRock, Inc.
This page
750 $721,170

All Filings in BLK

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $721,170 750
2026-03-31 $755,904 786
2025-12-31 $1,010,400 944
2025-09-30 $1,141,386 979
2025-06-30 $1,074,432 1,024
2025-03-31 $1,076,147 1,137