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 |
Amazon
AMZN
|
$144M |
| 2 |
Invesco QQQ Trust
QQQ
|
$68.7M |
| 3 |
AT&T
T
|
$45.5M |
| 4 |
Meta Platforms (Facebook)
META
|
$38M |
| 5 |
iShares MSCI Emerging Markets ETF
EEM
|
$35.4M |
Top Sells
| 1 |
Microsoft
MSFT
|
$94.2M |
| 2 |
Citigroup
C
|
$62.3M |
| 3 |
JPMorgan Chase
JPM
|
$56.2M |
| 4 |
Berkshire Hathaway Class B
BRK.B
|
$45.8M |
| 5 |
SPDR Gold Trust
GLD
|
$44.4M |
Sector Composition
| 1 | Consumer Discretionary | 16.85% |
| 2 | Technology | 15.5% |
| 3 | Communication Services | 10.53% |
| 4 | Healthcare | 8.8% |
| 5 | Consumer Staples | 5.63% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
101
AstraZeneca
AZN
$255B
| $3.71M | ﹤0.01% |
+54,679
| New | +$3.71M |
|
102
Kraft Heinz
KHC
$31.9B
| $3.7M | ﹤0.01% |
90,951
+28,932
| +47% | +$1.18M |
|
103
iShares Russell 1000 Value ETF
IWD
$63.2B
| $3.66M | ﹤0.01% |
+24,104
| New | +$3.66M |
|
104
Infosys
INFY
$69B
| $3.6M | ﹤0.01% |
199,881
+22,835
| +13% | +$411K |
|
105
PNC Financial Services
PNC
$80.7B
| $3.58M | ﹤0.01% |
22,654
+17,790
| +366% | +$2.81M |
|
106
Invesco DB Commodity Index Tracking Fund
DBC
$1.28B
| $3.51M | ﹤0.01% |
142,540
+72,958
| +105% | +$1.8M |
|
107
Simon Property Group
SPG
$58.7B
| $3.48M | ﹤0.01% |
+29,589
| New | +$3.48M |
|
108
Vanguard Russell 2000 Growth ETF
VTWG
$1.06B
| $3.44M | ﹤0.01% |
22,074
+11,238
| +104% | +$1.75M |
|
109
Intrepid Potash
IPI
$392M
| $3.38M | ﹤0.01% |
116,970
+96,257
| +465% | +$2.78M |
|
110
VanEck Gold Miners ETF
GDX
$19.6B
| $3.35M | ﹤0.01% |
116,801
-906,776
| -89% | -$26M |
|
111
Twilio
TWLO
$16.1B
| $3.32M | ﹤0.01% |
+67,826
| New | +$3.32M |
|
112
Transocean
RIG
$2.82B
| $3.31M | ﹤0.01% |
726,192
+19,597
| +3% | +$89.4K |
|
113
Philip Morris
PM
$254B
| $3.29M | ﹤0.01% |
32,532
+15,609
| +92% | +$1.58M |
|
114
TG Therapeutics
TGTX
$5.03B
| $3.26M | ﹤0.01% |
275,784
+148,756
| +117% | +$1.76M |
|
115
Vodafone
VOD
$28.2B
| $3.21M | ﹤0.01% |
+317,513
| New | +$3.21M |
|
116
Capital One
COF
$142B
| $3.21M | ﹤0.01% |
+34,484
| New | +$3.21M |
|
117
Booking.com
BKNG
$181B
| $3.17M | ﹤0.01% |
+1,575
| New | +$3.17M |
|
118
Cleveland-Cliffs
CLF
$5.18B
| $3.13M | ﹤0.01% |
+194,142
| New | +$3.13M |
|
119
Enterprise Products Partners
EPD
$68.9B
| $3.13M | ﹤0.01% |
129,623
+57,345
| +79% | +$1.38M |
|
120
Melco Resorts & Entertainment
MLCO
$3.95B
| $3.13M | ﹤0.01% |
271,811
+118,164
| +77% | +$1.36M |
|
121
Sea Limited
SE
$107B
| $3.11M | ﹤0.01% |
59,793
+9,495
| +19% | +$494K |
|
122
Snap
SNAP
$12.3B
| $3.1M | ﹤0.01% |
+346,497
| New | +$3.1M |
|
|
SWAV
123
DELISTED
Shockwave Medical, Inc. Common Stock
SWAV
| $3.09M | ﹤0.01% |
15,029
+3,861
| +35% | +$794K |
|
124
Cencora
COR
$57.2B
| $3.07M | ﹤0.01% |
18,544
-6,134
| -25% | -$1.02M |
|
125
Coterra Energy
CTRA
$18.4B
| $3M | ﹤0.01% |
122,027
+60,303
| +98% | +$1.48M |
|