Position in WDC
as of Mar 31, 2026
· filed May 4, 2026
Position Value
$13,475,811
+$10,393,812 QoQ
Shares Held
49,820
-47.4% QoQ
Ownership
0.014%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
12 quarters on record
Voting authority
Sole 98%
Shared 0%
None 2%
Common Shares in WDC Over Time
Shares Held
Position Value (USD)
Position in Computer Hardware
Technology · as of Mar 31, 2026Calamos Advisors LLC holds $109,075,085 across 8 Computer Hardware names. WDC ranks #3 (12.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ANET |
Arista Networks, Inc.
|
526,164 | $64,602,415 | |
| 2 | SNDK |
Sandisk Corp
|
23,165 | $14,717,651 | |
| 3 | WDC |
Western Digital Corp
This page
|
49,820 | $13,475,811 | |
| 4 | STX |
Seagate Technology Holdings plc
|
23,213 | $9,093,924 | |
| 5 | HPQ |
Hp Inc
|
242,495 | $4,658,328 | |
| 6 | SMCI |
Super Micro Computer, Inc.
|
76,130 | $1,733,480 | |
| 7 | P |
Everpure, Inc.
|
8,841 | $521,972 | |
| 8 | UAVS |
AgEagle Aerial Systems Inc.
|
301,672 | $271,504 |
All Filings in WDC
Export CSV
12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $13,475,811 | 49,820 | Shares | Sole | 2026-05-04 | |
| 2022-09-30 | $3,081,999 | 94,685 | Shares | Sole | 2022-10-24 | |
| 2022-06-30 | $4,244,727 | 94,685 | Shares | Sole | 2022-08-01 | |
| 2022-03-31 | $4,574,546 | 92,136 | Shares | Sole | 2022-05-03 | |
| 2021-12-31 | $5,230,820 | 80,215 | Shares | Sole | 2022-02-01 | |
| 2021-09-30 | $4,352,876 | 77,124 | Shares | Sole | 2021-10-26 | |
| 2021-06-30 | $5,006,880 | 70,351 | Shares | Sole | 2021-07-22 | |
| 2021-03-31 | $3,633,401 | 54,433 | Shares | Sole | 2021-04-12 | |
| 2020-12-31 | $2,922,489 | 52,762 | Shares | Sole | 2021-01-27 | |
| 2020-09-30 | $2,011,419 | 55,032 | Shares | Sole | 2020-10-26 | |
| 2020-06-30 | $2,641,448 | 59,829 | Shares | Sole | 2020-07-27 | |
| 2020-03-31 | $2,648,446 | 63,634 | Shares | Sole | 2020-04-28 | |
| No filing history on record for this holder in this stock. | ||||||