SIMPLEX TRADING, LLC
Top Portfolio Positions
1,974 positions ·
$2,800,875,563 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| NVDA |
Nvidia Corp
Technology
|
1,509,153 | $263,196,283 | 9.40% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
764,884 | $159,302,390 | 5.69% | |
| SPY |
Spdr S&P 500 ETF Trust
|
202,806 | $131,892,854 | 4.71% | |
| META |
Meta Platforms, Inc.
Communication Services
|
229,853 | $131,505,796 | 4.70% | |
| TSM |
Taiwan Semiconductor Manufacturing Co Ltd
Technology
|
351,805 | $118,892,499 | 4.24% | |
| GLD |
Spdr Gold Trust
|
230,612 | $99,230,037 | 3.54% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
296,315 | $85,208,341 | 3.04% | |
| UNH |
Unitedhealth Group Inc
Healthcare
|
287,580 | $77,816,272 | 2.78% | |
| ORCL |
Oracle Corp
Technology
|
514,658 | $75,711,338 | 2.70% | |
| AMD |
Advanced Micro Devices Inc
Technology
|
260,622 | $53,018,333 | 1.89% |
Portfolio Trend
25 quarters · across all stocks
Holdings in CDZI
Shares Held
Position Value (USD)
20 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $261,275 | 53,213 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $762,673 | 135,949 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $1,161,544 | 246,090 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $420,017 | 140,474 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $148,928 | 50,829 | Shares | Sole | 2025-05-12 | |
| 2024-06-30 | $23,734 | 7,681 | Shares | Sole | 2024-07-25 | |
| 2024-03-31 | $21,323 | 7,353 | Shares | Sole | 2024-04-25 | |
| 2023-09-30 | $5,713 | 1,726 | Shares | Sole | 2023-11-01 | |
| 2023-06-30 | $6,544 | 1,612 | Shares | Sole | 2023-08-04 | |
| 2023-03-31 | $95,962 | 23,753 | Shares | Sole | 2023-04-27 | |
| 2022-12-31 | $47,777 | 19,111 | Shares | Sole | 2023-02-02 | |
| 2022-09-30 | $765 | 403 | Shares | Sole | 2022-11-04 | |
| 2022-06-30 | $55,039 | 23,622 | Shares | Sole | 2022-08-03 | |
| 2022-03-31 | $54,422 | 26,291 | Shares | Sole | 2022-05-02 | |
| 2021-12-31 | $1,679 | 435 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $180,336 | 25,616 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $314,377 | 23,116 | Shares | Sole | 2021-08-12 | |
| 2020-12-31 | $163,839 | 15,384 | Shares | Sole | 2021-02-02 | |
| 2020-09-30 | $61,456 | 6,189 | Shares | Sole | 2020-10-14 | |
| 2020-06-30 | $1,320 | 130 | Shares | Sole | 2020-07-13 | |
| No 13F history on record for this holder in this stock. | ||||||