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 |
Alibaba
BABA
|
+$48.9M |
| 2 |
Boeing
BA
|
+$25.8M |
| 3 |
SPDR Gold Trust
GLD
|
+$18.2M |
| 4 |
Biogen
BIIB
|
+$15.8M |
| 5 |
FedEx
FDX
|
+$13.6M |
Top Sells
| 1 |
Alphabet (Google) Class C
GOOG
|
+$62.1M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$36.4M |
| 3 |
Industrial Select Sector SPDR Fund
XLI
|
+$17.5M |
| 4 |
Netflix
NFLX
|
+$16.3M |
| 5 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$14.6M |
Sector Composition
| 1 | Consumer Discretionary | 16.74% |
| 2 | Technology | 16.32% |
| 3 | Healthcare | 12.17% |
| 4 | Industrials | 12.14% |
| 5 | Communication Services | 7.05% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
701
Televisa
TV
$1.5B
| $162K | ﹤0.01% |
+16,568
| New | +$162K |
|
|
TCP
702
DELISTED
TC Pipelines LP
TCP
| $162K | ﹤0.01% |
3,998
+3,921
| +5,092% | +$159K |
|
|
LVGO
703
DELISTED
Livongo Health, Inc. Common Stock
LVGO
| $162K | ﹤0.01% |
+9,311
| New | +$162K |
|
|
BPL
704
DELISTED
Buckeye Partners, L.P.
BPL
| $162K | ﹤0.01% |
3,949
+2,949
| +295% | +$121K |
|
|
REV
705
DELISTED
Revlon, Inc.
REV
| $162K | ﹤0.01% |
6,930
-11,442
| -62% | -$267K |
|
|
BPMC
706
DELISTED
Blueprint Medicines
BPMC
| $161K | ﹤0.01% |
+2,198
| New | +$161K |
|
707
Pathward Financial
CASH
$1.75B
| $161K | ﹤0.01% |
4,958
-16,115
| -76% | -$523K |
|
708
CEL-SCI Corp
CVM
$68.5M
| $161K | ﹤0.01% |
602
+303
| +101% | +$81K |
|
709
Fate Therapeutics
FATE
$120M
| $161K | ﹤0.01% |
10,388
-342
| -3% | -$5.3K |
|
|
ADAM
710
Adamas Trust, Inc. Common Stock
ADAM
$658M
| $161K | ﹤0.01% |
6,641
+6,594
| +14,030% | +$160K |
|
711
UroGen Pharma
URGN
$921M
| $161K | ﹤0.01% |
+6,758
| New | +$161K |
|
|
CORR
712
DELISTED
CorEnergy Infrastructure Trust, Inc.
CORR
| $161K | ﹤0.01% |
+3,420
| New | +$161K |
|
|
SDC
713
DELISTED
SmileDirectClub, Inc. Class A Common Stock
SDC
| $161K | ﹤0.01% |
+11,633
| New | +$161K |
|
714
Digital Turbine
APPS
$486M
| $160K | ﹤0.01% |
24,880
+11,666
| +88% | +$75K |
|
715
Safety Insurance
SAFT
$1.1B
| $160K | ﹤0.01% |
1,588
+1,203
| +312% | +$121K |
|
716
Group 1 Automotive
GPI
$6.18B
| $159K | ﹤0.01% |
1,733
-400
| -19% | -$36.7K |
|
717
Ciena
CIEN
$18.9B
| $158K | ﹤0.01% |
+4,040
| New | +$158K |
|
|
NVRO
718
DELISTED
NEVRO CORP.
NVRO
| $158K | ﹤0.01% |
1,849
-4,659
| -72% | -$398K |
|
719
Sturm, Ruger & Co
RGR
$584M
| $157K | ﹤0.01% |
+3,765
| New | +$157K |
|
720
Texas Capital Bancshares
TCBI
$4B
| $156K | ﹤0.01% |
+2,869
| New | +$156K |
|
|
AUY
721
DELISTED
Yamana Gold, Inc.
AUY
| $155K | ﹤0.01% |
48,835
-47,360
| -49% | -$150K |
|
|
EMWP
722
DELISTED
Eros Media World PLC
EMWP
| $155K | ﹤0.01% |
4,060
-2,331
| -36% | -$89K |
|
723
e.l.f. Beauty
ELF
$7.7B
| $154K | ﹤0.01% |
8,807
+7,071
| +407% | +$124K |
|
724
Laureate Education
LAUR
$4.15B
| $154K | ﹤0.01% |
9,348
-11,343
| -55% | -$187K |
|
725
Ingevity
NGVT
$2.13B
| $154K | ﹤0.01% |
+1,820
| New | +$154K |
|