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
|
+$216M |
| 2 |
Apple
AAPL
|
+$159M |
| 3 |
Broadcom
AVGO
|
+$128M |
| 4 |
Booking.com
BKNG
|
+$62.2M |
| 5 |
SPDR S&P 500 ETF Trust
SPY
|
+$61.9M |
Top Sells
| 1 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$141M |
| 2 |
Amazon
AMZN
|
+$53.1M |
| 3 |
TSMC
TSM
|
+$45.7M |
| 4 |
Netflix
NFLX
|
+$45.3M |
| 5 |
Pfizer
PFE
|
+$38.3M |
Sector Composition
| 1 | Technology | 34.74% |
| 2 | Communication Services | 9% |
| 3 | Consumer Discretionary | 8.67% |
| 4 | Healthcare | 8.07% |
| 5 | Financials | 6.4% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
1776
Epsilon Energy
EPSN
$120M
| $14K | ﹤0.01% |
+1,946
| New | +$14K |
|
1777
US Global GO Gold and Precious Metal Miners ETF
GOAU
$161M
| $14K | ﹤0.01% |
+507
| New | +$14K |
|
1778
Integral Ad Science
IAS
$1.4B
| $14K | ﹤0.01% |
1,775
+1,278
| +257% | +$10.1K |
|
1779
iShares Cybersecurity and Tech ETF
IHAK
$938M
| $14K | ﹤0.01% |
+270
| New | +$14K |
|
1780
ODP
ODP
$624M
| $14K | ﹤0.01% |
815
+649
| +391% | +$11.1K |
|
1781
RBC Bearings
RBC
$11.8B
| $14K | ﹤0.01% |
+37
| New | +$14K |
|
1782
Red Violet
RDVT
$679M
| $14K | ﹤0.01% |
+297
| New | +$14K |
|
1783
ProShares Short Russell2000
RWM
$126M
| $14K | ﹤0.01% |
+757
| New | +$14K |
|
1784
iShares Global Timber & Forestry ETF
WOOD
$247M
| $14K | ﹤0.01% |
197
-472
| -71% | -$33.5K |
|
1785
WidePoint Corp
WYY
$55.2M
| $14K | ﹤0.01% |
+4,376
| New | +$14K |
|
|
APPX
1786
Tradr 2X Long APP Daily ETF
APPX
$115M
| $14K | ﹤0.01% |
+380
| New | +$14K |
|
|
SBDS
1787
Solo Brands, Inc.
SBDS
$26M
| $14K | ﹤0.01% |
48,311
-800
| -2% | -$232 |
|
1788
BRF SA
BRFS
$6.22B
| $13K | ﹤0.01% |
3,818
+2,448
| +179% | +$8.34K |
|
1789
Direxion Daily MSCI Brazil Bull 2X Shares
BRZU
$136M
| $13K | ﹤0.01% |
207
-8
| -4% | -$502 |
|
|
CLPR
1790
Clipper Realty
CLPR
$70.6M
| $13K | ﹤0.01% |
3,784
-7,316
| -66% | -$25.1K |
|
1791
Claros Mortgage Trust
CMTG
$529M
| $13K | ﹤0.01% |
4,780
-15,985
| -77% | -$43.5K |
|
1792
Camden Property Trust
CPT
$11.7B
| $13K | ﹤0.01% |
122
-245
| -67% | -$26.1K |
|
1793
FirstService
FSV
$9.31B
| $13K | ﹤0.01% |
75
+72
| +2,400% | +$12.5K |
|
1794
Independent Bank
INDB
$3.56B
| $13K | ﹤0.01% |
+214
| New | +$13K |
|
1795
iShares S&P India Nifty 50 Index Fund
INDY
$652M
| $13K | ﹤0.01% |
242
+140
| +137% | +$7.52K |
|
1796
Kaiser Aluminum
KALU
$1.24B
| $13K | ﹤0.01% |
171
-42
| -20% | -$3.19K |
|
1797
OGE Energy
OGE
$8.96B
| $13K | ﹤0.01% |
+299
| New | +$13K |
|
|
OGI
1798
Organigram Holdings
OGI
$222M
| $13K | ﹤0.01% |
10,243
+5,939
| +138% | +$7.54K |
|
|
PROF
1799
Profound Medical
PROF
$121M
| $13K | ﹤0.01% |
2,263
+1,221
| +117% | +$7.01K |
|
1800
P10
PX
$1.33B
| $13K | ﹤0.01% |
+1,300
| New | +$13K |
|