SIMPLEX TRADING, LLC
Top Portfolio Positions
1,972 positions ·
$2,794,191,358 total
· as of Mar 31, 2026
| Ticker | Company | Shares | Value (USD) | % of Portfolio | Open |
|---|---|---|---|---|---|
| NVDA |
Nvidia Corp
Technology
|
1,509,153 | $263,196,283 | 9.42% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
764,884 | $159,302,390 | 5.70% | |
| SPY |
Spdr S&P 500 ETF Trust
|
202,806 | $131,892,854 | 4.72% | |
| META |
Meta Platforms, Inc.
Communication Services
|
229,853 | $131,505,796 | 4.71% | |
| TSM |
Taiwan Semiconductor Manufacturing Co Ltd
Technology
|
351,805 | $118,892,499 | 4.25% | |
| GLD |
Spdr Gold Trust
|
230,612 | $99,230,037 | 3.55% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
296,315 | $85,208,341 | 3.05% | |
| UNH |
Unitedhealth Group Inc
Healthcare
|
287,580 | $77,816,272 | 2.78% | |
| ORCL |
Oracle Corp
Technology
|
514,658 | $75,711,338 | 2.71% | |
| AMD |
Advanced Micro Devices Inc
Technology
|
260,622 | $53,018,333 | 1.90% |
Portfolio Trend
25 quarters · across all stocks
Holdings in PUBM
Shares Held
Position Value (USD)
13 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $171,690 | 20,989 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $100,470 | 11,327 | Shares | Sole | 2026-02-11 | |
| 2025-06-30 | $366,134 | 29,432 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $249,119 | 27,256 | Shares | Sole | 2025-05-12 | |
| 2023-09-30 | $332,036 | 27,441 | Shares | Sole | 2023-11-01 | |
| 2023-06-30 | $973,227 | 53,240 | Shares | Sole | 2023-08-04 | |
| 2023-03-31 | $378,419 | 27,382 | Shares | Sole | 2023-04-27 | |
| 2022-12-31 | $420,718 | 32,843 | Shares | Sole | 2023-02-02 | |
| 2022-09-30 | $975,432 | 58,655 | Shares | Sole | 2022-11-04 | |
| 2022-03-31 | $160,272 | 6,136 | Shares | Sole | 2022-05-02 | |
| 2021-12-31 | $669,627 | 19,666 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $127,112 | 4,824 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $188,356 | 4,821 | Shares | Sole | 2021-08-12 | |
| No 13F history on record for this holder in this stock. | ||||||