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
|
+$45.7M |
| 2 |
Walmart
WMT
|
+$45.2M |
| 3 |
VanEck Oil Services ETF
OIH
|
+$34.2M |
| 4 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$33.2M |
| 5 |
Citigroup
C
|
+$32.7M |
Top Sells
| 1 |
Amazon
AMZN
|
+$164M |
| 2 |
Invesco QQQ Trust
QQQ
|
+$111M |
| 3 |
NVIDIA
NVDA
|
+$77.7M |
| 4 |
Meta Platforms (Facebook)
META
|
+$60.9M |
| 5 |
Procter & Gamble
PG
|
+$38.8M |
Sector Composition
| 1 | Technology | 21.73% |
| 2 | Consumer Discretionary | 10.23% |
| 3 | Healthcare | 8.76% |
| 4 | Industrials | 7.59% |
| 5 | Communication Services | 6.56% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
526
Academy Sports + Outdoors
ASO
$3.25B
| $491K | ﹤0.01% |
+7,531
| New | +$491K |
|
527
DURECT Corp
DRRX
$59.9M
| $491K | ﹤0.01% |
+108,527
| New | +$491K |
|
528
Fiverr
FVRR
$874M
| $491K | ﹤0.01% |
14,067
+9,013
| +178% | +$315K |
|
529
Mondelez International
MDLZ
$81B
| $489K | ﹤0.01% |
7,018
-110,575
| -94% | -$7.7M |
|
530
Hershey
HSY
$38B
| $488K | ﹤0.01% |
+1,919
| New | +$488K |
|
531
PagSeguro Digital
PAGS
$2.78B
| $488K | ﹤0.01% |
57,022
+13,249
| +30% | +$113K |
|
532
KraneShares Global Carbon Strategy ETF
KRBN
$164M
| $487K | ﹤0.01% |
+12,299
| New | +$487K |
|
533
Cantaloupe
CTLP
$792M
| $485K | ﹤0.01% |
85,245
+68,530
| +410% | +$390K |
|
534
CommScope
COMM
$3.59B
| $483K | ﹤0.01% |
+75,891
| New | +$483K |
|
|
TELL
535
DELISTED
Tellurian Inc.
TELL
| $482K | ﹤0.01% |
391,973
+36,344
| +10% | +$44.7K |
|
536
Cinemark Holdings
CNK
$3.11B
| $479K | ﹤0.01% |
+32,441
| New | +$479K |
|
|
TBCH
537
Turtle Beach Corporation Common Stock
TBCH
$298M
| $477K | ﹤0.01% |
47,668
+6,409
| +16% | +$64.1K |
|
538
Biomea Fusion
BMEA
$111M
| $474K | ﹤0.01% |
+15,299
| New | +$474K |
|
539
Kornit Digital
KRNT
$675M
| $471K | ﹤0.01% |
24,378
-38,489
| -61% | -$744K |
|
540
US Commodity Index
USCI
$261M
| $468K | ﹤0.01% |
8,641
+7,396
| +594% | +$401K |
|
541
Copart
CPRT
$46.5B
| $467K | ﹤0.01% |
12,424
-9,442
| -43% | -$355K |
|
542
EVgo
EVGO
$525M
| $466K | ﹤0.01% |
59,842
+38,021
| +174% | +$296K |
|
543
Trinity Industries
TRN
$2.28B
| $466K | ﹤0.01% |
19,135
+1,913
| +11% | +$46.6K |
|
|
ETRN
544
DELISTED
Equitrans Midstream Corporation Common Stock
ETRN
| $466K | ﹤0.01% |
80,625
+21,598
| +37% | +$125K |
|
545
Bio-Rad Laboratories Class A
BIO
$7.74B
| $465K | ﹤0.01% |
971
+230
| +31% | +$110K |
|
546
Quest Diagnostics
DGX
$20.4B
| $462K | ﹤0.01% |
+3,271
| New | +$462K |
|
547
iShares US Medical Devices ETF
IHI
$4.35B
| $462K | ﹤0.01% |
8,575
-2,105
| -20% | -$113K |
|
|
ICPT
548
DELISTED
Intercept Pharmaceuticals, Inc.
ICPT
| $462K | ﹤0.01% |
+34,462
| New | +$462K |
|
549
Molina Healthcare
MOH
$9.84B
| $461K | ﹤0.01% |
+1,727
| New | +$461K |
|
550
RingCentral
RNG
$2.88B
| $461K | ﹤0.01% |
+15,062
| New | +$461K |
|