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OPPENHEIMER & CO INC

Position in ARM — Arm Holdings PLC /Uk

CIK 822581 NEW YORK, NY

Position in ARM

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$12,577,307
+$6,126,880 QoQ
Shares Held
35,472
-16.8% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.18%
of 13F equity value
Holder Rank
#183
of 955 holders
Holding Since
Sep 2023
11 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ARM Over Time

Shares Held

Position Value (USD)

Position in Semiconductors

Technology · as of Jun 30, 2026

OPPENHEIMER & CO INC holds $738,209,871 across 25 Semiconductors names. ARM ranks #11 (1.7% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ARM

Export CSV
11 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $12,577,307 35,472
2026-03-31 $6,450,427 42,639
2025-09-30 $6,027,756 42,602
2025-06-30 $6,870,229 42,477
2025-03-31 $4,429,435 41,478
2024-12-31 $6,634,794 53,784
2024-09-30 $8,668,408 60,614
2024-06-30 $9,522,193 58,197
2024-03-31 $2,030,962 16,249
2023-12-31 $1,152,574 15,338
2023-09-30 $259,357 4,846