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 |
Apple
AAPL
|
+$186M |
| 2 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$86.2M |
| 3 |
SPDR S&P 500 ETF Trust
SPY
|
+$56.8M |
| 4 |
iShares Silver Trust
SLV
|
+$42.9M |
| 5 |
Advanced Micro Devices
AMD
|
+$36.5M |
Top Sells
| 1 |
Occidental Petroleum
OXY
|
+$44.4M |
| 2 |
Financial Select Sector SPDR Fund
XLF
|
+$42.8M |
| 3 |
Verizon
VZ
|
+$40.8M |
| 4 |
Direxion Daily S&P 500 Bull 3x Shares
SPXL
|
+$33.6M |
| 5 |
iShares China Large-Cap ETF
FXI
|
+$33M |
Sector Composition
| 1 | Technology | 23.31% |
| 2 | Consumer Discretionary | 13.02% |
| 3 | Industrials | 8.23% |
| 4 | Healthcare | 7.47% |
| 5 | Financials | 6.38% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
1076
Global X FinTech ETF
FINX
$301M
| $216K | ﹤0.01% |
6,774
-1,424
| -17% | -$45.4K |
|
|
BHVN
1077
DELISTED
Biohaven Pharmaceutical Holding Company Ltd.
BHVN
| $216K | ﹤0.01% |
+1,823
| New | +$216K |
|
1078
Aclaris Therapeutics
ACRS
$219M
| $215K | ﹤0.01% |
12,482
-11,717
| -48% | -$202K |
|
1079
Bit Digital
BTBT
$942M
| $215K | ﹤0.01% |
59,838
+59,768
| +85,383% | +$215K |
|
1080
Duolingo
DUOL
$14.4B
| $215K | ﹤0.01% |
2,262
+1,795
| +384% | +$171K |
|
1081
iQIYI
IQ
$2.49B
| $215K | ﹤0.01% |
47,465
+47,165
| +15,722% | +$214K |
|
1082
Calavo Growers
CVGW
$495M
| $214K | ﹤0.01% |
+5,896
| New | +$214K |
|
1083
Green Brick Partners
GRBK
$3.26B
| $214K | ﹤0.01% |
10,866
+7,926
| +270% | +$156K |
|
|
UROY
1084
Uranium Royalty Corp
UROY
$437M
| $214K | ﹤0.01% |
54,684
+31,042
| +131% | +$121K |
|
|
AAMI
1085
Acadian Asset Management Inc.
AAMI
$1.71B
| $214K | ﹤0.01% |
8,865
+8,274
| +1,400% | +$200K |
|
1086
BigBear.ai
BBAI
$1.81B
| $213K | ﹤0.01% |
25,942
+6,548
| +34% | +$53.8K |
|
1087
Riot Platforms
RIOT
$5.93B
| $213K | ﹤0.01% |
10,100
-3,900
| -28% | -$82.2K |
|
1088
Clover Health Investments
CLOV
$1.62B
| $211K | ﹤0.01% |
59,581
+17,977
| +43% | +$63.7K |
|
1089
Precigen
PGEN
$1.22B
| $211K | ﹤0.01% |
100,045
+21,101
| +27% | +$44.5K |
|
1090
Sundial Growers
SNDL
$618M
| $211K | ﹤0.01% |
30,241
+27,241
| +908% | +$190K |
|
1091
Angi Inc
ANGI
$792M
| $210K | ﹤0.01% |
3,709
+2,637
| +246% | +$149K |
|
|
DESP
1092
DELISTED
Despegar.com
DESP
| $210K | ﹤0.01% |
17,246
-2,825
| -14% | -$34.4K |
|
1093
Public Service Enterprise Group
PEG
$40.8B
| $208K | ﹤0.01% |
+2,980
| New | +$208K |
|
1094
Purple Innovation
PRPL
$119M
| $208K | ﹤0.01% |
35,702
+29,207
| +450% | +$170K |
|
1095
Regis Corp
RGS
$68.4M
| $208K | ﹤0.01% |
4,922
+2,837
| +136% | +$120K |
|
|
DICE
1096
DELISTED
DICE Therapeutics, Inc. Common Stock
DICE
| $207K | ﹤0.01% |
+10,843
| New | +$207K |
|
1097
Alaska Air
ALK
$7.32B
| $206K | ﹤0.01% |
3,561
-8,254
| -70% | -$477K |
|
1098
Denison Mines
DNN
$2.19B
| $206K | ﹤0.01% |
129,226
+101,018
| +358% | +$161K |
|
1099
Phunware
PHUN
$53.9M
| $206K | ﹤0.01% |
1,486
+1,296
| +682% | +$180K |
|
|
BCIC
1100
BCP Investment Corporation Common Stock
BCIC
$161M
| $206K | ﹤0.01% |
+8,529
| New | +$206K |
|