Simplex Trading Portfolio holdings
Simplex Trading, founded in 2004 and headquartered in Chicago, Illinois, is a technology-driven proprietary trading firm specializing in market-making and liquidity provision, primarily in U.S. equity options and futures options. Leveraging advanced proprietary software and data-driven analysis, the firm optimizes trading strategies and develops innovative solutions to capitalize on financial market opportunities, maintaining a competitive edge through automation and a collaborative team of technologists and traders. With a workforce exceeding 300 and led by CEO Erik Swanson since 2014, Simplex operates with a low-ego, high-intelligence culture, focusing on minimal bureaucracy and rapid execution, while also making strategic venture capital investments in fintech startups. Recognized as a top workplace in Chicago by Built In’s 2025 awards, Simplex continues to evolve, blending cutting-edge technology with a commitment to market efficiency and growth.
Top Buys
| 1 |
Boeing
BA
|
+$49.5M |
| 2 |
Pinduoduo
PDD
|
+$45.3M |
| 3 |
Microsoft
MSFT
|
+$42.5M |
| 4 |
Apple
AAPL
|
+$33.3M |
| 5 |
Direxion Daily Semiconductor Bull 3X Shares
SOXL
|
+$25.4M |
Top Sells
| 1 |
Broadcom
AVGO
|
+$95.4M |
| 2 |
Citigroup
C
|
+$57.9M |
| 3 |
Pfizer
PFE
|
+$55.9M |
| 4 |
TSMC
TSM
|
+$40.4M |
| 5 |
Starbucks
SBUX
|
+$40.4M |
Sector Composition
| 1 | Technology | 23.11% |
| 2 | Consumer Discretionary | 16.53% |
| 3 | Healthcare | 8.58% |
| 4 | Industrials | 7.58% |
| 5 | Financials | 7.29% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
1376
BBB Foods
TBBB
$3B
| $36K | ﹤0.01% |
1,201
+523
| +77% | +$15.7K |
|
|
ACCD
1377
DELISTED
Accolade, Inc. Common Stock
ACCD
| $36K | ﹤0.01% |
9,591
-42,181
| -81% | -$158K |
|
1378
First Foundation Inc
FFWM
$493M
| $35K | ﹤0.01% |
+5,622
| New | +$35K |
|
1379
Newegg Commerce
NEGG
$901M
| $35K | ﹤0.01% |
+2,392
| New | +$35K |
|
|
AIBU
1380
Direxion Daily AI and Big Data Bull 2X Shares
AIBU
$25.4M
| $35K | ﹤0.01% |
+1,184
| New | +$35K |
|
1381
Amneal Pharmaceuticals
AMRX
$3.14B
| $34K | ﹤0.01% |
4,162
+2,059
| +98% | +$16.8K |
|
1382
Alpha Pro Tech
APT
$51.2M
| $34K | ﹤0.01% |
5,970
-3,064
| -34% | -$17.5K |
|
1383
Conduent
CNDT
$445M
| $34K | ﹤0.01% |
8,578
+4,419
| +106% | +$17.5K |
|
1384
Torrid Holdings
CURV
$189M
| $34K | ﹤0.01% |
8,797
+6,800
| +341% | +$26.3K |
|
1385
Quadratic Interest Rate Volatility and Inflation Hedge ETF
IVOL
$375M
| $34K | ﹤0.01% |
1,767
+1,123
| +174% | +$21.6K |
|
1386
JELD-WEN Holding
JELD
$537M
| $34K | ﹤0.01% |
2,212
-17,176
| -89% | -$264K |
|
1387
PetMed Express
PETS
$57.8M
| $34K | ﹤0.01% |
9,387
-29,963
| -76% | -$109K |
|
1388
Red Violet
RDVT
$679M
| $34K | ﹤0.01% |
+1,219
| New | +$34K |
|
1389
Champion Homes, Inc.
SKY
$4.22B
| $34K | ﹤0.01% |
361
-497
| -58% | -$46.8K |
|
1390
iShares MSCI USA Min Vol Factor ETF
USMV
$23.5B
| $34K | ﹤0.01% |
378
-1,745
| -82% | -$157K |
|
1391
Vanguard Consumer Staples ETF
VDC
$7.61B
| $34K | ﹤0.01% |
+160
| New | +$34K |
|
|
ZUO
1392
DELISTED
Zuora, Inc.
ZUO
| $34K | ﹤0.01% |
+4,028
| New | +$34K |
|
|
BLDP
1393
Ballard Power Systems
BLDP
$622M
| $33K | ﹤0.01% |
18,428
+16,588
| +902% | +$29.7K |
|
1394
Cardiff Oncology
CRDF
$136M
| $33K | ﹤0.01% |
12,571
-12,074
| -49% | -$31.7K |
|
1395
iShares Europe ETF
IEV
$2.34B
| $33K | ﹤0.01% |
+579
| New | +$33K |
|
1396
Inhibrx
INBX
$399M
| $33K | ﹤0.01% |
+2,150
| New | +$33K |
|
1397
Metropolitan Bank Holding Corp
MCB
$807M
| $33K | ﹤0.01% |
+641
| New | +$33K |
|
1398
RELX
RELX
$84.9B
| $33K | ﹤0.01% |
702
-749
| -52% | -$35.2K |
|
1399
Shattuck Labs
STTK
$92M
| $33K | ﹤0.01% |
9,598
+8,685
| +951% | +$29.9K |
|
1400
XPEL
XPEL
$960M
| $33K | ﹤0.01% |
783
-409
| -34% | -$17.2K |
|