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 | |
|---|---|---|---|---|---|---|
251
Global Payments
GPN
$21.2B
| $1.39M | ﹤0.01% |
+14,007
| New | +$1.39M |
|
252
J.M. Smucker
SJM
$11.9B
| $1.38M | ﹤0.01% |
8,690
-2,189
| -20% | -$347K |
|
253
Liberty Global Class A
LBTYA
$3.99B
| $1.36M | ﹤0.01% |
71,639
-1,849
| -3% | -$35K |
|
254
Huazhu Hotels Group
HTHT
$11.7B
| $1.35M | ﹤0.01% |
31,941
+10,354
| +48% | +$439K |
|
255
Consolidated Edison
ED
$34.9B
| $1.35M | ﹤0.01% |
14,159
-11,574
| -45% | -$1.1M |
|
256
United Natural Foods
UNFI
$1.74B
| $1.35M | ﹤0.01% |
34,819
-15,144
| -30% | -$586K |
|
257
Interpublic Group of Companies
IPG
$9.89B
| $1.34M | ﹤0.01% |
+40,273
| New | +$1.34M |
|
|
HCP
258
DELISTED
HashiCorp, Inc. Class A Common Stock
HCP
| $1.32M | ﹤0.01% |
48,353
+40,845
| +544% | +$1.12M |
|
259
Healthcare Realty
HR
$6.4B
| $1.31M | ﹤0.01% |
67,884
-18,231
| -21% | -$351K |
|
260
Newmont
NEM
$83.2B
| $1.3M | ﹤0.01% |
27,575
-37,963
| -58% | -$1.79M |
|
261
ReNew
RNW
$2.77B
| $1.3M | ﹤0.01% |
+236,177
| New | +$1.3M |
|
262
AB InBev
BUD
$116B
| $1.3M | ﹤0.01% |
+21,574
| New | +$1.3M |
|
263
Masco
MAS
$15.9B
| $1.3M | ﹤0.01% |
27,765
+6,217
| +29% | +$290K |
|
264
Occidental Petroleum
OXY
$44.7B
| $1.29M | ﹤0.01% |
20,542
+14,542
| +242% | +$915K |
|
265
iShares Russell 1000 Growth ETF
IWF
$118B
| $1.29M | ﹤0.01% |
+6,019
| New | +$1.29M |
|
266
Ericsson
ERIC
$26.3B
| $1.28M | ﹤0.01% |
+219,418
| New | +$1.28M |
|
267
TechnipFMC
FTI
$16.1B
| $1.27M | ﹤0.01% |
104,315
-41,642
| -29% | -$507K |
|
268
Renaissance IPO ETF
IPO
$168M
| $1.27M | ﹤0.01% |
+51,364
| New | +$1.27M |
|
269
Axsome Therapeutics
AXSM
$6.45B
| $1.26M | ﹤0.01% |
16,362
-21,689
| -57% | -$1.67M |
|
270
Invesco
IVZ
$9.81B
| $1.25M | ﹤0.01% |
69,669
-4,436
| -6% | -$79.8K |
|
271
Nabors Industries
NBR
$570M
| $1.24M | ﹤0.01% |
8,037
+5,514
| +219% | +$853K |
|
|
DQ
272
Daqo New Energy
DQ
$1.88B
| $1.24M | ﹤0.01% |
32,126
+21,564
| +204% | +$832K |
|
273
Pacific Biosciences
PACB
$375M
| $1.24M | ﹤0.01% |
+151,610
| New | +$1.24M |
|
274
Franklin Resources
BEN
$12.9B
| $1.24M | ﹤0.01% |
46,819
-14,747
| -24% | -$389K |
|
275
BCE
BCE
$22.7B
| $1.23M | ﹤0.01% |
+27,940
| New | +$1.23M |
|