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Calamos Advisors LLC

Position in UCTT — Ultra Clean Holdings, Inc.

CIK 1316507 NAPERVILLE, IL

Position in UCTT

as of Jun 30, 2026 · filed Jul 31, 2026
Position Value
$8,716,383
+$3,128,330 QoQ
Shares Held
61,129
-32.0% QoQ
Ownership
0.135%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#84
of 438 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 98% Shared 0% None 2%

Common Shares in UCTT Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

Calamos Advisors LLC holds $464,080,284 across 8 Semiconductor Equipment & Materials names. UCTT ranks #6 (1.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 UCTT
Ultra Clean Holdings, Inc.
This page
61,129 $8,716,383

All Filings in UCTT

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $8,716,383 61,129
2026-03-31 $5,588,053 89,869