Position in SIMO
as of Jun 30, 2026
· filed Jul 31, 2026
Position Value
$10,753,225
+$8,066,912 QoQ
Shares Held
32,260
+34.8% QoQ
Ownership
0.095%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#101
of 383 holders
Holding Since
Jun 2020
10 quarters on record
Voting authority
Sole 98%
Shared 0%
None 2%
Common Shares in SIMO Over Time
Shares Held
Position Value (USD)
Derivatives in SIMO
reported options exposure · as of Sep 30, 2023CallValue
$2,562,500
CallShares
50,000
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Semiconductors
Technology · as of Jun 30, 2026Calamos Advisors LLC holds $3,116,505,838 across 24 Semiconductors names. SIMO ranks #15 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NVDA |
Nvidia Corp
|
7,059,874 | $1,412,610,188 | |
| 2 | AVGO |
Broadcom Inc.
|
1,374,612 | $519,259,683 | |
| 3 | MU |
Micron Technology Inc
|
313,454 | $361,816,817 | |
| 4 | AMD |
Advanced Micro Devices Inc
|
540,770 | $314,138,700 | |
| 5 | INTC |
Intel Corp
|
1,268,305 | $177,093,427 | |
| 6 | TXN |
Texas Instruments Inc
|
199,288 | $59,401,774 | |
| 7 | ADI |
Analog Devices Inc
|
98,671 | $39,189,161 | |
| 8 | QCOM |
Qualcomm Inc/De
|
203,664 | $37,635,070 |
All Filings in SIMO
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $10,753,225 | 32,260 | Shares | Other | 2026-07-31 | |
| 2026-03-31 | $2,686,313 | 23,923 | Shares | Other | 2026-05-04 | |
| 2024-12-31 | $3,707,235 | 68,589 | Shares | Sole | 2025-01-24 | |
| 2023-12-31 | $1,809,180 | 29,528 | Shares | Sole | 2024-01-31 | |
| 2023-09-30 | $2,562,500 | 50,000 | Call | Sole | 2023-10-26 | |
| 2023-06-30 | $3,027,821 | 42,135 | Shares | Sole | 2023-07-28 | |
| 2023-03-31 | $2,105,485 | 32,135 | Shares | Sole | 2023-05-04 | |
| 2022-12-31 | $844,870 | 13,000 | Shares | Sole | 2023-01-26 | |
| 2021-03-31 | $5,468,095 | 92,071 | Shares | Other | 2021-04-12 | |
| 2020-06-30 | $1,707,875 | 35,019 | Shares | Sole | 2020-07-27 | |
| No filing history on record for this holder in this stock. | ||||||