Position in LH
as of Mar 31, 2026
· filed May 4, 2026
Position Value
$11,610,237
+$693,194 QoQ
Shares Held
43,515
0.0% QoQ
Ownership
0.053%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2024
8 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in LH 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. LH ranks #5 (5.9% of the industry book) .
| # | 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.
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|
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 LH
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $11,610,237 | 43,515 | Shares | Sole | 2026-05-04 | |
| 2025-12-31 | $10,917,043 | 43,515 | Shares | Sole | 2026-01-29 | |
| 2025-09-30 | $12,998,650 | 45,282 | Shares | Sole | 2025-10-20 | |
| 2025-06-30 | $11,886,977 | 45,282 | Shares | Sole | 2025-08-08 | |
| 2025-03-31 | $10,538,932 | 45,282 | Shares | Sole | 2025-04-29 | |
| 2024-12-31 | $10,268,490 | 44,778 | Shares | Sole | 2025-01-24 | |
| 2024-09-30 | $10,006,987 | 44,778 | Shares | Sole | 2024-11-07 | |
| 2024-06-30 | $9,336,428 | 45,877 | Shares | Sole | 2024-07-25 | |
| No filing history on record for this holder in this stock. | ||||||