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Calamos Advisors LLC

Position in AVTR — Avantor, Inc.

CIK 1316507 NAPERVILLE, IL

Position in AVTR

as of Mar 31, 2026 · filed May 4, 2026
Position Value
$301,063
-$7,815,166 QoQ
Shares Held
38,401
-85.3% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2022
2 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in AVTR Over Time

Shares Held

Position Value (USD)

Position in Medical Instruments & Supplies

Healthcare · as of Mar 31, 2026

Calamos Advisors LLC holds $91,267,066 across 8 Medical Instruments & Supplies names. AVTR ranks #6 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 AVTR
Avantor, Inc.
This page
38,401 $301,063

All Filings in AVTR

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2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $301,063 38,401
2022-06-30 $8,116,229 260,972