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 |
NVIDIA
NVDA
|
+$60M |
| 2 |
Microsoft
MSFT
|
+$58.6M |
| 3 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$52.5M |
| 4 |
PayPal
PYPL
|
+$40.9M |
| 5 |
Netflix
NFLX
|
+$29.7M |
Top Sells
| 1 |
Apple
AAPL
|
+$48.7M |
| 2 |
Walmart
WMT
|
+$45.2M |
| 3 |
Adobe
ADBE
|
+$40.6M |
| 4 |
VanEck Oil Services ETF
OIH
|
+$34.2M |
| 5 |
Enphase Energy
ENPH
|
+$27.2M |
Sector Composition
| 1 | Technology | 21.17% |
| 2 | Healthcare | 10.87% |
| 3 | Consumer Discretionary | 10.73% |
| 4 | Communication Services | 10.55% |
| 5 | Financials | 7.54% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
1126
Invesco CurrencyShares Swiss Franc Trust
FXF
$378M
| $80K | ﹤0.01% |
810
+738
| +1,025% | +$72.9K |
|
1127
iShares Core High Dividend ETF
HDV
$11.6B
| $80K | ﹤0.01% |
+800
| New | +$80K |
|
|
CONX
1128
DELISTED
CONX Corp. Class A Common Stock
CONX
| $80K | ﹤0.01% |
7,812
-4,349
| -36% | -$44.5K |
|
1129
Actinium Pharmaceuticals
ATNM
$50.8M
| $79K | ﹤0.01% |
10,654
-12,102
| -53% | -$89.7K |
|
1130
HighPeak Energy
HPK
$899M
| $79K | ﹤0.01% |
7,267
+5,743
| +377% | +$62.4K |
|
|
NFGC
1131
New Found Gold
NFGC
$508M
| $79K | ﹤0.01% |
16,053
+8,112
| +102% | +$39.9K |
|
|
AEVA
1132
Aeva Technologies
AEVA
$903M
| $78K | ﹤0.01% |
12,552
+6,967
| +125% | +$43.3K |
|
1133
Rollins
ROL
$27.8B
| $78K | ﹤0.01% |
1,832
-9,373
| -84% | -$399K |
|
1134
W&T Offshore
WTI
$257M
| $78K | ﹤0.01% |
20,362
-30,224
| -60% | -$116K |
|
1135
Appian
APPN
$2.28B
| $77K | ﹤0.01% |
1,623
+923
| +132% | +$43.8K |
|
1136
Liberty Media Series A
FWONA
$22.5B
| $77K | ﹤0.01% |
1,195
+766
| +179% | +$49.4K |
|
1137
Invesco S&P 500 High Beta ETF
SPHB
$448M
| $77K | ﹤0.01% |
+1,012
| New | +$77K |
|
1138
ProShares VIX Mid-Term Futures ETF
VIXM
$40.8M
| $77K | ﹤0.01% |
3,780
+2,895
| +327% | +$59K |
|
|
ERF
1139
DELISTED
Enerplus Corporation
ERF
| $77K | ﹤0.01% |
5,349
-13,800
| -72% | -$199K |
|
1140
Financial Institutions
FISI
$545M
| $76K | ﹤0.01% |
+4,837
| New | +$76K |
|
|
TBHC
1141
The Brand House Collective, Inc. Common Stock
TBHC
$53.2M
| $76K | ﹤0.01% |
+27,512
| New | +$76K |
|
1142
Steelcase
SCS
$1.93B
| $76K | ﹤0.01% |
9,956
-1,534
| -13% | -$11.7K |
|
|
STKL
1143
SunOpta
STKL
$740M
| $76K | ﹤0.01% |
+11,418
| New | +$76K |
|
|
TSP
1144
DELISTED
TuSimple Holdings Inc. Class A Common Stock
TSP
| $76K | ﹤0.01% |
45,928
+15,773
| +52% | +$26.1K |
|
1145
ASE Group
ASX
$24B
| $75K | ﹤0.01% |
+9,653
| New | +$75K |
|
1146
Cricut
CRCT
$1.4B
| $75K | ﹤0.01% |
+6,163
| New | +$75K |
|
1147
Genius Sports
GENI
$2.98B
| $75K | ﹤0.01% |
12,154
-6,512
| -35% | -$40.2K |
|
1148
SPDR S&P China ETF
GXC
$502M
| $75K | ﹤0.01% |
1,030
-1,146
| -53% | -$83.4K |
|
1149
Liberty Broadband Class C
LBRDK
$8.69B
| $75K | ﹤0.01% |
944
-478
| -34% | -$38K |
|
1150
LivePerson
LPSN
$86M
| $75K | ﹤0.01% |
+16,609
| New | +$75K |
|