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Calamos Advisors LLC

Position in AMGN — Amgen Inc

CIK 1316507 NAPERVILLE, IL

Position in AMGN

as of Jun 30, 2026 · filed Jul 31, 2026
Position Value
$24,797,977
-$1,765,290 QoQ
Shares Held
68,480
-9.3% QoQ
Ownership
0.013%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
#339
of 3,140 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMGN Over Time

Shares Held

Position Value (USD)

Derivatives in AMGN

reported options exposure · as of Dec 31, 2025
CallValue
$687,351
CallShares
2,100
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

Calamos Advisors LLC holds $812,352,405 across 9 Drug Manufacturers - General names. AMGN ranks #7 (3.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 AMGN
Amgen Inc
This page
68,480 $24,797,977

All Filings in AMGN

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29 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $24,797,977 68,480
2026-03-31 $26,563,267 75,496
2025-12-31 $22,829,217 69,748
2025-12-31 $687,351 2,100
2025-09-30 $20,478,971 72,569
2025-09-30 $564,400 2,000
2025-06-30 $20,193,863 72,325
2025-06-30 $279,210 1,000
2025-03-31 $22,532,853 72,325
2024-12-31 $18,631,850 71,485
2024-09-30 $23,033,181 71,485
2024-06-30 $22,902,272 73,299
2024-03-31 $21,600,359 75,972
2023-12-31 $22,431,285 77,881
2023-09-30 $21,204,357 78,897
2023-06-30 $17,523,816 78,929
2023-03-31 $19,092,689 78,977
2022-12-31 $23,332,674 88,839
2022-09-30 $23,559,033 104,521
2022-06-30 $25,429,959 104,521
2022-03-31 $24,573,264 101,618
2021-12-31 $19,803,884 88,029
2021-09-30 $17,994,655 84,621
2021-06-30 $18,806,287 77,154
2021-03-31 $14,830,320 59,605
2020-12-31 $13,280,868 57,763
2020-09-30 $26,666,721 104,921
2020-06-30 $25,994,130 110,210
2020-03-31 $23,208,530 114,480