Calamos Advisors LLC
Institutional investor · Portfolio as of Q2 2026
Top Holdings980 positions
 NVIDIA Corporation | 7.1M | $1.4B | 4.7% | $27.90 | +616.39% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Apple Inc. | 3.9M | $1.1B | 3.8% | $104.75 | +176.01% | 30 qtrssince 2019-Q1 | Decreased 0 |
CB CALAMOS ETF TR | 10.7M | $1.1B | 3.6% | $100.80 | 0.00% | 1 qtr | New 88 |
?? | 48.7M | $825.1M | 2.7% | — | — | 7 qtrssince 2024-Q4 | Decreased 0 |
 STATE STR SPDR S&P 500 ETF T | 1.2M | $810.8M | 2.7% | — | — | — | Increased — |
 Microsoft Corporation | 2M | $762.8M | 2.5% | $179.17 | +107.80% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Alphabet Inc. | 2M | $721.7M | 2.4% | $104.55 | +241.61% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Amazon.com, Inc. | 3M | $713M | 2.4% | $121.25 | +96.57% | 30 qtrssince 2019-Q1 | Decreased 0 |
STATE STR SPDR S&P 500 ETF T | 853,300 | $554.9M | 1.8% | — | — | — | Increased — |
 Broadcom Inc. | 1.4M | $519.3M | 1.7% | $91.95 | +310.08% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Meta Platforms, Inc. | 657,623 | $370.4M | 1.2% | $245.38 | +129.38% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Micron Technology, Inc. | 313,454 | $361.8M | 1.2% | $59.71 | +1832.49% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Eli Lilly and Company | 283,001 | $339.4M | 1.1% | $264.11 | +353.49% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Alphabet Inc. | 907,212 | $320.5M | 1.1% | $101.67 | +247.31% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Advanced Micro Devices, Inc. | 540,770 | $314.1M | 1.0% | $166.66 | +248.56% | 30 qtrssince 2019-Q1 | Increased 55 |
 Tesla, Inc. | 746,440 | $314M | 1.0% | $225.24 | +86.73% | 26 qtrssince 2020-Q1 | Decreased 0 |
| 4.7M | $237.3M | 0.8% | — | — | 1 qtr | New 60 | |
| 4.6M | $232.2M | 0.8% | — | — | 1 qtr | New 60 | |
 JPMorgan Chase & Co. | 708,384 | $231.9M | 0.8% | $120.87 | +168.26% | 30 qtrssince 2019-Q1 | Decreased 0 |
 Visa Inc. | 661,467 | $226.9M | 0.8% | $187.60 | +82.54% | 30 qtrssince 2019-Q1 | Decreased 0 |
| Quarter | Reported value in US dollars | Reported value change |
|---|---|---|
| 2025-Q1 | $22,973,664,472 | -3.920598475% |
| 2025-Q2 | $25,405,792,940 | 10.5865934926% |
| 2025-Q3 | $27,076,124,423 | 6.57460873961% |
| 2025-Q4 | $26,625,089,386 | -1.66580353212% |
| 2026-Q1 | $28,224,976,653 | 6.00894608767% |
| 2026-Q2 | $30,069,138,419 | 6.53379376951% |
Calamos Advisors LLC manages $30.1B across 980 positions as of Q2 2026. Top holdings: NVDA (4.7%), AAPL (3.8%), CBOX (3.6%). Fund DNA: Balanced Allocator. HoldingsIntel Score: 2.5/5.0.
Active quarter - 159 new positions, 361 exits, 174 increased. Top move: CBOX (NEW, conviction 88). Portfolio: $30.1B across 980 positions.
Top holdings by portfolio weight
Portfolio allocation by GICS sector
Behavioral investing profile
Position Outcomes
Best and worst performing positions by estimated return
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Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.
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Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer
Verify source filings on SEC EDGAR