Position in CERO
as of Sep 30, 2025
· filed Oct 20, 2025
Position Value
$0
+$0 QoQ
Shares Held
12,500
0.0% QoQ
Ownership
0.017%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2022
13 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CERO Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Calamos Advisors LLC holds $119,502,354 across 21 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
75,388 | $37,447,481 | |
| 2 | RPRX |
Royalty Pharma plc
|
573,521 | $32,157,322 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
11,578 | $7,219,346 | |
| 4 | LGND |
Ligand Pharmaceuticals Inc
|
22,435 | $7,091,478 | |
| 5 | TVTX |
Travere Therapeutics, Inc.
|
121,755 | $6,916,901 | |
| 6 | CYTK |
Cytokinetics Inc
|
51,443 | $4,382,428 | |
| 7 | RVMD |
Revolution Medicines, Inc.
|
19,711 | $3,691,476 | |
| 8 | AXSM |
Axsome Therapeutics, Inc.
|
14,699 | $3,597,874 |
All Filings in CERO
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2025-09-30 CEROW | — | 12,500 | Shares | Sole | 2025-10-20 | |
| 2025-06-30 CEROW | — | 12,500 | Shares | Sole | 2025-08-08 | |
| 2025-03-31 CEROW | — | 12,500 | Shares | Sole | 2025-04-29 | |
| 2024-12-31 CEROW | — | 12,500 | Shares | Sole | 2025-01-24 | |
| 2024-09-30 CEROW | — | 12,500 | Shares | Sole | 2024-11-07 | |
| 2024-06-30 CEROW | — | 12,500 | Shares | Sole | 2024-07-25 | |
| 2024-03-31 CEROW | — | 12,500 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 CEROW | — | 12,500 | Shares | Sole | 2024-01-31 | |
| 2023-09-30 CEROW | — | 12,500 | Shares | Sole | 2023-10-26 | |
| 2023-06-30 CEROW | — | 12,500 | Shares | Sole | 2023-07-28 | |
| 2023-03-31 CEROW | — | 12,500 | Shares | Sole | 2023-05-04 | |
| 2022-12-31 CEROW | — | 12,500 | Shares | Sole | 2023-01-26 | |
| 2022-12-31 | — | 25,000 | Shares | Sole | 2023-01-26 | |
| 2022-09-30 CEROW | — | 12,500 | Shares | Sole | 2022-10-24 | |
| 2022-09-30 | $252,250 | 25,000 | Shares | Sole | 2022-10-24 | |
| No filing history on record for this holder in this stock. | ||||||