Position in ABT
as of Mar 31, 2026
· filed May 4, 2026
Position Value
$38,888,726
-$23,967,137 QoQ
Shares Held
378,774
-24.5% QoQ
Ownership
0.022%
of shares outstanding
% of Portfolio
0.22%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 99%
Shared 0%
None 1%
Common Shares in ABT Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Mar 31, 2026Calamos Advisors LLC holds $249,655,686 across 14 Medical Devices names. ABT ranks #4 (15.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MDT |
Medtronic plc
|
602,965 | $52,246,917 | |
| 2 | SYK |
Stryker Corp
|
158,628 | $52,123,574 | |
| 3 | BSX |
Boston Scientific Corp
|
817,686 | $51,309,796 | |
| 4 | ABT |
Abbott Laboratories
This page
|
378,774 | $38,888,726 | |
| 5 | PEN |
Penumbra Inc
|
66,882 | $21,962,042 | |
| 6 | EW |
Edwards Lifesciences Corp
|
166,828 | $13,359,586 | |
| 7 | GEHC |
GE HealthCare Technologies Inc.
|
107,091 | $7,622,737 | |
| 8 | DXCM |
Dexcom Inc
|
97,019 | $6,092,793 |
All Filings in ABT
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $38,888,726 | 378,774 | Shares | Sole | 2026-05-04 | |
| 2025-12-31 | $62,855,863 | 501,683 | Shares | Sole | 2026-01-29 | |
| 2025-09-30 | $68,379,450 | 510,523 | Shares | Sole | 2025-10-20 | |
| 2025-06-30 | $69,274,789 | 509,336 | Shares | Sole | 2025-08-08 | |
| 2025-03-31 | $64,073,398 | 483,026 | Shares | Sole | 2025-04-29 | |
| 2024-12-31 | $38,717,892 | 342,303 | Shares | Sole | 2025-01-24 | |
| 2024-09-30 | $38,978,422 | 341,886 | Shares | Sole | 2024-11-07 | |
| 2024-06-30 | $36,066,849 | 347,097 | Shares | Sole | 2024-07-25 | |
| 2024-03-31 | $40,459,777 | 355,972 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $39,874,838 | 362,268 | Shares | Sole | 2024-01-31 | |
| 2023-09-30 | $35,383,856 | 365,347 | Shares | Sole | 2023-10-26 | |
| 2023-06-30 | $39,775,619 | 364,847 | Shares | Sole | 2023-07-28 | |
| 2023-03-31 | $50,971,651 | 503,374 | Shares | Sole | 2023-05-04 | |
| 2022-12-31 | $59,053,186 | 537,874 | Shares | Sole | 2023-01-26 | |
| 2022-09-30 | $57,396,096 | 593,180 | Shares | Sole | 2022-10-24 | |
| 2022-06-30 | $64,406,959 | 592,793 | Shares | Sole | 2022-08-01 | |
| 2022-03-31 | $65,829,228 | 556,178 | Shares | Sole | 2022-05-03 | |
| 2021-12-31 | $71,519,986 | 508,171 | Shares | Sole | 2022-02-01 | |
| 2021-09-30 | $58,598,622 | 496,052 | Shares | Sole | 2021-10-26 | |
| 2021-06-30 | $48,020,060 | 414,216 | Shares | Sole | 2021-07-22 | |
| 2021-03-31 | $42,160,550 | 351,807 | Shares | Sole | 2021-04-12 | |
| 2020-12-31 | $37,802,079 | 345,256 | Shares | Sole | 2021-01-27 | |
| 2020-09-30 | $38,559,992 | 354,314 | Shares | Sole | 2020-10-26 | |
| 2020-06-30 | $34,114,727 | 373,124 | Shares | Sole | 2020-07-27 | |
| 2020-03-31 | $30,607,452 | 387,878 | Shares | Sole | 2020-04-28 | |
| No filing history on record for this holder in this stock. | ||||||