Position in MDXH
as of Dec 31, 2025
· filed Jan 29, 2026
Position Value
$240,803
-$63,785 QoQ
Shares Held
67,452
+3.0% QoQ
Ownership
0.131%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2025
2 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MDXH Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026Calamos Advisors LLC holds $195,948,990 across 11 Diagnostics & Research names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
139,230 | $68,435,721 | |
| 2 | DHR |
Danaher Corp /De/
|
288,363 | $54,673,624 | |
| 3 | IQV |
Iqvia Holdings Inc.
|
145,688 | $24,845,631 | |
| 4 | A |
Agilent Technologies, Inc.
|
163,570 | $18,643,708 | |
| 5 | LH |
Labcorp Holdings Inc.
|
43,515 | $11,610,237 | |
| 6 | DGX |
Quest Diagnostics Inc
|
43,506 | $8,526,305 | |
| 7 | GH |
Guardant Health, Inc.
|
50,668 | $4,680,203 | |
| 8 | WAT |
Waters Corp /De/
|
8,061 | $2,400,565 |
All Filings in MDXH
Export CSV
2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2025-12-31 | $240,803 | 67,452 | Shares | Sole | 2026-01-29 | |
| 2025-09-30 | $304,588 | 65,503 | Shares | Sole | 2025-10-20 | |
| No filing history on record for this holder in this stock. | ||||||