SIMPLEX TRADING, LLC
Top Portfolio Positions
1,964 positions ·
$2,793,774,578 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 | 4.26% | |
| 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 | 2.79% | |
| 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
Holdings in OSUR
Shares Held
Position Value (USD)
17 quarters on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $354,153 | 118,051 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $5,791 | 2,393 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $26,331 | 8,203 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $25,830 | 8,610 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $56,016 | 16,622 | Shares | Sole | 2025-05-12 | |
| 2024-12-31 | $7,877 | 2,182 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $2,916 | 683 | Shares | Sole | 2024-11-08 | |
| 2023-12-31 | $22,550 | 2,750 | Shares | Sole | 2024-02-02 | |
| 2022-09-30 | $43,660 | 11,520 | Shares | Sole | 2022-11-04 | |
| 2022-06-30 | $24,639 | 9,092 | Shares | Sole | 2022-08-03 | |
| 2021-12-31 | $4,353 | 501 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $275,636 | 24,371 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $245,093 | 24,171 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $286,311 | 24,534 | Shares | Sole | 2021-04-26 | |
| 2020-12-31 | $178,971 | 16,900 | Shares | Sole | 2021-02-02 | |
| 2020-09-30 | $736,090 | 60,484 | Shares | Sole | 2020-10-14 | |
| 2020-03-31 | $107,352 | 9,977 | Shares | Sole | 2020-04-29 | |
| No 13F history on record for this holder in this stock. | ||||||