Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

Calamos Advisors LLC 13F Holdings -- Portfolio & Top Positions (2026-06-30)

Calamos Advisors LLC (CIK 1316507) reported $30.07B across 867 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: NVDA ($1.41B, 4.70%), SPY ($1.38B, 4.58%), AAPL ($1.18B, 3.91%), CBOX ($1.08B, 3.58%), WDC ($825.1M, 2.74%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1NVDANVIDIA CORPORATION$1.41B4.70%7.1MTrimmed
2SPYSTATE STR SPDR S&P 500 ETF T$1.38B4.58%2.1MTrimmed
3AAPLAPPLE INC$1.18B3.91%4.1MTrimmed
4CBOXCALAMOS ETF TR$1.08B3.58%10.7MNew
5WDCWESTERN DIGITAL CORP$825.1M2.74%0Trimmed
6MSFTMICROSOFT CORP$786.1M2.61%2.1MTrimmed
7AMZNAMAZON COM INC$734.0M2.44%3.1MTrimmed
8GOOGLALPHABET INC$723.3M2.41%2.0MTrimmed
9AVGOBROADCOM INC$523.9M1.74%1.4MTrimmed
10METAMETA PLATFORMS INC$378.6M1.26%671,923Trimmed
11MUMICRON TECHNOLOGY INC$361.8M1.20%313,454Trimmed
12LLYELI LILLY & CO$339.4M1.13%283,001Trimmed
13GOOGALPHABET INC$320.5M1.07%907,212Trimmed
14TSLATESLA INC$314.5M1.05%747,840Trimmed
15AMDADVANCED MICRO DEVICES INC$314.7M1.05%543,570Added
16QQQINVESCO QQQ TR$294.0M0.98%506,640Trimmed
17EFAISHARES TR$238.7M0.79%2.5MAdded
18GOOGMALPHABET INC$237.3M0.79%4.7MNew
19JPMJPMORGAN CHASE & CO$231.9M0.77%708,384Trimmed
20GOOGNALPHABET INC$232.2M0.77%4.6MNew
21VVISA INC$226.9M0.75%661,467Trimmed
22IWMISHARES TR$225.1M0.75%889,765Trimmed
23BABAALIBABA GROUP HLDG LTD$223.2M0.74%0Added
24AMATAPPLIED MATLS INC$219.4M0.73%303,395Trimmed
25BAPRABOEING CO$185.4M0.62%2.8MTrimmed

Source: SEC Form 13F filings · as of 2026-06-30