Calamos Advisors LLC
13F filer · CIK 1316507 · Naperville, IL
Summary
Calamos Advisors LLC reported $30.07B across 980 positions in its 13F for 2026 Q2, filed Jul 31, 2026. The largest holdings are NVDA (4.7%), AAPL (3.8%), CALAMOS ETF TR (3.6%). Versus 2026 Q1, leaving options aside, it opened 159 new positions, added to 174, trimmed 417 and sold out of 361.
Reported value$30.07B
Positions980incl. options
Report period2026 Q2
FiledJul 31, 2026
New positions159
Added174
Trimmed417
Sold out361
Top 25 holdings
By reported value, options listed separately · change vs 2026 Q1
Weight 4.7%Value $1.41BPrice $228.86Shares 7.06M -13.75%Since Jun 30 +14.38%
Weight 3.8%Value $1.14BPrice $338.40Shares 3.93M -17.86%Since Jun 30 +16.95%
CALAMOS ETF TRNo ticker matchNew
Weight 3.6%Value $1.08BShares 10.69M
Weight 2.7%Value $825.10MPrincipal $48.73M -12.38%
Weight 2.5%Value $762.84MPrice $509.22Shares 2.05M -13.91%Since Jun 30 +36.51%
Weight 2.4%Value $721.70MPrice $342.75Shares 2.02M -21.06%Since Jun 30 -4.09%
Weight 2.4%Value $713.02MPrice $246.15Shares 2.99M -12.16%Since Jun 30 +3.28%
Weight 1.7%Value $519.26MPrice $349.57Shares 1.37M -16.81%Since Jun 30 -7.46%
Weight 1.2%Value $370.43MPrice $715.62Shares 658K -10.03%Since Jun 30 +27.04%
Weight 1.2%Value $361.82MPrice $1054Shares 313K -2.72%Since Jun 30 -8.69%
Weight 1.1%Value $339.44MPrice $1185Shares 283K -8.26%Since Jun 30 -1.22%
Weight 1.1%Value $320.55MPrice $339.16Shares 907K -9.45%Since Jun 30 -4.01%
Weight 1.0%Value $314.14MPrice $607.87Shares 541K +13.15%Since Jun 30 +4.64%
Weight 1.0%Value $313.95MPrice $357.45Shares 746K -11.29%Since Jun 30 -15.01%
ALPHABET INCNo ticker matchNew
Weight 0.8%Value $237.29MShares 4.66M
ALPHABET INCNo ticker matchNew
Weight 0.8%Value $232.18MShares 4.62M
Weight 0.8%Value $231.88MPrice $336.59Shares 708K -11.99%Since Jun 30 +2.83%
Weight 0.8%Value $226.94MPrice $367.74Shares 661K -13.18%Since Jun 30 +7.18%
ALIBABA GROUP HLDG LTDNo ticker matchAdd
Weight 0.7%Value $223.22MPrincipal $189.05M +0.00%
Weight 0.7%Value $219.35MPrice $486.76Shares 303K -1.20%Since Jun 30 -32.67%
Weight 0.6%Value $185.41MShares 2.75M -3.78%
Weight 0.6%Value $183.51MShares 1.59M +13.94%
Weight 0.6%Value $178.76MShares 3.98M -2.61%
Weight 0.6%Value $177.09MPrice $116.03Shares 1.27M +30.09%Since Jun 30 -16.90%
Weight 0.6%Value $167.60MPrice $916.28Shares 166K -3.03%Since Jun 30 -9.40%
| Stock | Weight | Value | Since Jun 30 | Shares change | Action |
|---|---|---|---|---|---|
| 4.7% | $1.41B | +14.38% | -13.75% | Trim | |
| 3.8% | $1.14B | +16.95% | -17.86% | Trim | |
| CALAMOS ETF TRNo ticker match | 3.6% | $1.08B | — | — | New |
| 2.7% | $825.10M | — | -12.38% | Trim | |
| 2.5% | $762.84M | +36.51% | -13.91% | Trim | |
| 2.4% | $721.70M | -4.09% | -21.06% | Trim | |
| 2.4% | $713.02M | +3.28% | -12.16% | Trim | |
| 1.7% | $519.26M | -7.46% | -16.81% | Trim | |
| 1.2% | $370.43M | +27.04% | -10.03% | Trim | |
| 1.2% | $361.82M | -8.69% | -2.72% | Trim | |
| 1.1% | $339.44M | -1.22% | -8.26% | Trim | |
| 1.1% | $320.55M | -4.01% | -9.45% | Trim | |
| 1.0% | $314.14M | +4.64% | +13.15% | Add | |
| 1.0% | $313.95M | -15.01% | -11.29% | Trim | |
| ALPHABET INCNo ticker match | 0.8% | $237.29M | — | — | New |
| ALPHABET INCNo ticker match | 0.8% | $232.18M | — | — | New |
| 0.8% | $231.88M | +2.83% | -11.99% | Trim | |
| 0.8% | $226.94M | +7.18% | -13.18% | Trim | |
| ALIBABA GROUP HLDG LTDNo ticker match | 0.7% | $223.22M | — | +0.00% | Add |
| 0.7% | $219.35M | -32.67% | -1.20% | Trim | |
| 0.6% | $185.41M | — | -3.78% | Trim | |
| 0.6% | $183.51M | — | +13.94% | Add | |
| 0.6% | $178.76M | — | -2.61% | Trim | |
| 0.6% | $177.09M | -16.90% | +30.09% | Add | |
| 0.6% | $167.60M | -9.40% | -3.03% | Trim |
Weight is the share of the reported 13F value, including options at notional value. “Since Jun 30” compares the latest close with the quarter-end price implied by the filing (value ÷ shares).
Largest buys in 2026 Q2
CALAMOS ETF TRNo ticker match≈ $1.08BNew
ALPHABET INCNo ticker match≈ $237.29MNew
ALPHABET INCNo ticker match≈ $232.18MNew
Largest sells in 2026 Q2
Options
Notional value, listed apart from stocks · top 10 of 38
Source: SEC Form 13F, values as reported by the filer. Filings lag up to 45 days after quarter end and cover only certain long positions. Research only, not investment advice.