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 |
Invesco QQQ Trust
QQQ
|
$85.4M |
| 2 |
SPDR Gold Trust
GLD
|
$75.9M |
| 3 |
NVIDIA
NVDA
|
$42.6M |
| 4 |
Netflix
NFLX
|
$41.1M |
| 5 |
iShares MSCI EAFE ETF
EFA
|
$40.5M |
Top Sells
| 1 |
Apple
AAPL
|
$65.7M |
| 2 |
iPath Series B S&P 500 VIX Short-Term Futures ETN
VXX
|
$25.5M |
| 3 |
SPDR S&P 500 ETF Trust
SPY
|
$24.4M |
| 4 |
SPDR Dow Jones Industrial Average ETF Trust
DIA
|
$24.3M |
| 5 |
Broadcom
AVGO
|
$21.3M |
Sector Composition
| 1 | Technology | 15.2% |
| 2 | Consumer Discretionary | 14.52% |
| 3 | Communication Services | 10.57% |
| 4 | Healthcare | 8.15% |
| 5 | Financials | 7.15% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
126
Salesforce
CRM
$236B
| $2.9M | ﹤0.01% |
+15,505
| New | +$2.9M |
|
127
TripAdvisor
TRIP
$2.05B
| $2.89M | ﹤0.01% |
152,049
+79,960
| +111% | +$1.52M |
|
128
ZTO Express
ZTO
$14.6B
| $2.88M | ﹤0.01% |
78,574
+726
| +0.9% | +$26.6K |
|
129
Invesco CurrencyShares Canadian Dollar Trust
FXC
$91.8M
| $2.86M | ﹤0.01% |
39,374
+20,032
| +104% | +$1.45M |
|
130
iShares Russell 1000 Growth ETF
IWF
$117B
| $2.83M | ﹤0.01% |
+14,745
| New | +$2.83M |
|
131
Direxion Daily Junior Gold Miners Index Bull 2X Shares
JNUG
$471M
| $2.81M | ﹤0.01% |
25,462
-16,129
| -39% | -$1.78M |
|
132
Shopify
SHOP
$189B
| $2.8M | ﹤0.01% |
29,480
+28,880
| +4,813% | +$2.74M |
|
133
Waste Management
WM
$89.1B
| $2.75M | ﹤0.01% |
25,989
+21,828
| +525% | +$2.31M |
|
134
Altria Group
MO
$112B
| $2.74M | ﹤0.01% |
+69,794
| New | +$2.74M |
|
135
NetEase
NTES
$84.6B
| $2.74M | ﹤0.01% |
+31,905
| New | +$2.74M |
|
136
Direxion Daily Small Cap Bear 3x Shares
TZA
$296M
| $2.71M | ﹤0.01% |
15,999
+15,102
| +1,684% | +$2.56M |
|
137
Blackrock
BLK
$169B
| $2.68M | ﹤0.01% |
4,925
+4,649
| +1,684% | +$2.53M |
|
138
Halliburton
HAL
$18.9B
| $2.66M | ﹤0.01% |
205,013
+67,868
| +49% | +$881K |
|
139
Agnico Eagle Mines
AEM
$75.8B
| $2.6M | ﹤0.01% |
40,565
-25,985
| -39% | -$1.66M |
|
140
McKesson
MCK
$85.6B
| $2.5M | ﹤0.01% |
16,293
+13,487
| +481% | +$2.07M |
|
141
SPDR S&P Regional Banking ETF
KRE
$3.97B
| $2.5M | ﹤0.01% |
65,000
-154,332
| -70% | -$5.92M |
|
142
Bath & Body Works
BBWI
$6.32B
| $2.46M | ﹤0.01% |
203,298
+74,935
| +58% | +$907K |
|
143
Direxion Daily S&P 500 Bear 3x Shares
SPXS
$449M
| $2.41M | ﹤0.01% |
30,893
-17,475
| -36% | -$1.36M |
|
144
PPG Industries
PPG
$24.9B
| $2.4M | ﹤0.01% |
22,668
-437
| -2% | -$46.3K |
|
145
Live Nation Entertainment
LYV
$37.7B
| $2.39M | ﹤0.01% |
54,019
+53,819
| +26,910% | +$2.39M |
|
146
Ferrari
RACE
$87.6B
| $2.39M | ﹤0.01% |
14,002
-1,127
| -7% | -$193K |
|
147
Nutanix
NTNX
$18.5B
| $2.34M | ﹤0.01% |
98,799
+55,572
| +129% | +$1.32M |
|
|
CHL
148
DELISTED
China Mobile Limited
CHL
| $2.34M | ﹤0.01% |
+69,505
| New | +$2.34M |
|
149
Invesco CurrencyShares Australian Dollar Trust
FXA
$77.9M
| $2.29M | ﹤0.01% |
33,197
+33,097
| +33,097% | +$2.28M |
|
150
Regency Centers
REG
$13.4B
| $2.26M | ﹤0.01% |
49,157
+6,714
| +16% | +$308K |
|