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 |
Apple
AAPL
|
+$258M |
| 2 |
Vanguard S&P 500 ETF
VOO
|
+$75.7M |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$67.2M |
| 4 |
Alphabet (Google) Class C
GOOG
|
+$59.4M |
| 5 |
Intel
INTC
|
+$45.8M |
Top Sells
| 1 |
SPDR S&P 500 ETF Trust
SPY
|
+$56.8M |
| 2 |
iShares Silver Trust
SLV
|
+$45.9M |
| 3 |
Ford
F
|
+$32.5M |
| 4 |
Exxon Mobil
XOM
|
+$20.4M |
| 5 |
Caterpillar
CAT
|
+$19.2M |
Sector Composition
| 1 | Technology | 26.01% |
| 2 | Consumer Discretionary | 9.82% |
| 3 | Communication Services | 9.82% |
| 4 | Financials | 8.68% |
| 5 | Healthcare | 6.23% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
1451
Future Fuel
FF
$169M
| $46K | ﹤0.01% |
6,371
-13,445
| -68% | -$97.1K |
|
1452
International Seaways
INSW
$2.33B
| $46K | ﹤0.01% |
2,203
-37,883
| -95% | -$791K |
|
1453
iShares MSCI USA Quality Factor ETF
QUAL
$54.9B
| $46K | ﹤0.01% |
414
+136
| +49% | +$15.1K |
|
1454
Global X FTSE Southeast Asia ETF
ASEA
$67.1M
| $45K | ﹤0.01% |
3,339
+2,617
| +362% | +$35.3K |
|
1455
Cullen/Frost Bankers
CFR
$8.2B
| $45K | ﹤0.01% |
+395
| New | +$45K |
|
1456
Camping World
CWH
$1.04B
| $45K | ﹤0.01% |
+2,090
| New | +$45K |
|
|
KREF
1457
KKR Real Estate Finance Trust
KREF
$630M
| $45K | ﹤0.01% |
+2,600
| New | +$45K |
|
|
PVL
1458
Permianville Royalty Trust
PVL
$66.7M
| $45K | ﹤0.01% |
13,750
+6,332
| +85% | +$20.7K |
|
1459
ROBO Global Robotics & Automation Index ETF
ROBO
$1.13B
| $45K | ﹤0.01% |
1,019
+894
| +715% | +$39.5K |
|
1460
Vanguard Intermediate-Term Treasury ETF
VGIT
$32.4B
| $45K | ﹤0.01% |
+738
| New | +$45K |
|
|
THCX
1461
DELISTED
AXS Cannabis ETF
THCX
| $45K | ﹤0.01% |
1,244
-120
| -9% | -$4.34K |
|
1462
Cue Biopharma
CUE
$57M
| $44K | ﹤0.01% |
17,820
+15,003
| +533% | +$37K |
|
1463
DNOW Inc
DNOW
$1.6B
| $44K | ﹤0.01% |
4,505
+998
| +28% | +$9.75K |
|
1464
Excelerate Energy
EE
$770M
| $44K | ﹤0.01% |
+2,224
| New | +$44K |
|
|
MTLS
1465
Materialise
MTLS
$302M
| $44K | ﹤0.01% |
3,241
-6,623
| -67% | -$89.9K |
|
1466
PotlatchDeltic
PCH
$3.2B
| $44K | ﹤0.01% |
+996
| New | +$44K |
|
1467
RLX Technology
RLX
$3.18B
| $44K | ﹤0.01% |
20,874
-120,805
| -85% | -$255K |
|
1468
Clarus
CLAR
$147M
| $43K | ﹤0.01% |
2,277
-1,141
| -33% | -$21.5K |
|
1469
FibroGen
FGEN
$48.6M
| $43K | ﹤0.01% |
166
+75
| +82% | +$19.4K |
|
1470
Inseego
INSG
$200M
| $43K | ﹤0.01% |
2,307
-1,869
| -45% | -$34.8K |
|
1471
Nuvve Holding Corp
NVVE
$4.88M
| $43K | ﹤0.01% |
23
+14
| +156% | +$26.2K |
|
1472
Spok Holdings
SPOK
$360M
| $43K | ﹤0.01% |
6,853
+922
| +16% | +$5.79K |
|
1473
West Fraser Timber
WFG
$5.96B
| $43K | ﹤0.01% |
+573
| New | +$43K |
|
|
VIA
1474
DELISTED
Via Renewables, Inc. Class A Common Stock
VIA
| $43K | ﹤0.01% |
1,140
-320
| -22% | -$12.1K |
|
1475
AgriFORCE Growing Systems
AGRI
$3.14M
| – | – |
0
| – | – |
|