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Calamos Wealth Management LLC

Position in TMO — Thermo Fisher Scientific Inc.

CIK 1455258 NAPERVILLE, IL

Position in TMO

as of Jun 30, 2026 · filed Jul 31, 2026
Position Value
$990,186
-$37,603 QoQ
Shares Held
1,975
-5.5% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#1,447
of 2,606 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 95% Shared 0% None 5%

Common Shares in TMO Over Time

Shares Held

Position Value (USD)

Position in Diagnostics & Research

Healthcare · as of Jun 30, 2026

Calamos Wealth Management LLC holds $13,016,140 across 2 Diagnostics & Research names. TMO ranks #2 (7.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 TMO
Thermo Fisher Scientific Inc.
This page
1,975 $990,186

All Filings in TMO

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $990,186 1,975
2026-03-31 $1,027,789 2,091
2025-12-31 $1,117,179 1,928
2025-09-30 $720,254 1,485
2025-06-30 $495,877 1,223
2025-03-31 $795,662 1,599
2024-12-31 $851,616 1,637
2024-09-30 $12,596,559 20,364
2024-06-30 $11,244,702 20,334
2024-03-31 $11,624,200 20,000
2023-12-31 $897,565 1,691
2023-09-30 $9,320,614 18,414
2023-06-30 $9,571,503 18,345
2023-03-31 $10,904,920 18,920
2022-12-31 $1,599,754 2,905
2022-09-30 $1,518,019 2,993
2022-06-30 $1,659,720 3,055
2022-03-31 $1,780,809 3,015
2021-12-31 $1,914,311 2,869
2021-09-30 $1,695,136 2,967
2021-06-30 $1,528,544 3,030
2021-03-31 $6,181,210 13,544
2020-12-31 $8,691,454 18,660
2020-09-30 $7,749,117 17,551
2020-06-30 $5,919,910 16,338
2020-03-31 $4,179,129 14,736