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 (2026-03-31)

Calamos Advisors LLC (CIK 1316507) reported $28.22B across 966 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: SPY ($1.62B, 5.75%), NVDA ($1.43B, 5.07%), AAPL ($1.22B, 4.31%), MSFT ($906.1M, 3.21%), GOOGL ($737.6M, 2.61%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1SPYSTATE STR SPDR S&P 500 ETF T$1.62B5.75%2.4MAdded
2NVDANVIDIA CORPORATION$1.43B5.07%8.2MAdded
3AAPLAPPLE INC$1.22B4.31%4.8MAdded
4MSFTMICROSOFT CORP$906.1M3.21%2.4MAdded
5GOOGLALPHABET INC$737.6M2.61%2.6MAdded
6AMZNAMAZON COM INC$726.8M2.58%3.5MAdded
7AVGOBROADCOM INC$513.5M1.82%1.7MAdded
8QQQINVESCO QQQ TR$469.7M1.66%765,765Trimmed
9METAMETA PLATFORMS INC$427.5M1.51%745,002Added
10WDCWESTERN DIGITAL CORP$398.9M1.41%55.6MTrimmed
11TSLATESLA INC$313.5M1.11%843,050Added
12GOOGALPHABET INC$287.4M1.02%1.0MAdded
13LLYELI LILLY & CO$283.7M1.01%308,497Added
14BABAALIBABA GROUP HLDG LTD$262.4M0.93%189.0MTrimmed
15IWMISHARES TR$251.2M0.89%1.0MTrimmed
16JPMJPMORGAN CHASE & CO$236.8M0.84%804,936Added
17VVISA INC$230.3M0.82%761,893Added
18XOMEXXON MOBIL CORP$217.5M0.77%1.3MAdded
19WMTWALMART INC$195.5M0.69%1.6MAdded
20JNJJOHNSON & JOHNSON$189.0M0.67%773,100Added
21BA-PABOEING CO$185.8M0.66%2.9MTrimmed
22ORCLORACLE CORP$183.8M0.65%4.1MNew
23IVVISHARES TR$178.4M0.63%273,147Added
24NFLXNETFLIX INC.$168.2M0.60%1.7MAdded
25GSGOLDMAN SACHS GROUP INC$144.6M0.51%170,881Added

Source: SEC Form 13F filings · as of 2026-03-31