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 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$278M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$84.4M |
| 3 |
NVIDIA
NVDA
|
+$76.9M |
| 4 |
TSMC
TSM
|
+$74.9M |
| 5 |
Amazon
AMZN
|
+$53.5M |
Top Sells
| 1 |
Apple
AAPL
|
+$497M |
| 2 |
Strategy Inc Common Stock Class A
MSTR
|
+$73.7M |
| 3 |
Alibaba
BABA
|
+$49M |
| 4 |
Advanced Micro Devices
AMD
|
+$48.1M |
| 5 |
Uber
UBER
|
+$41.8M |
Sector Composition
| 1 | Technology | 22.9% |
| 2 | Consumer Discretionary | 12.26% |
| 3 | Healthcare | 9.52% |
| 4 | Communication Services | 8.42% |
| 5 | Financials | 7.07% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
776
ProShares Ultra VIX Short-Term Futures ETF
UVXY
$576M
| $243K | ﹤0.01% |
10,388
-37,906
| -78% | -$887K |
|
777
Beyond Meat
BYND
$199M
| $242K | ﹤0.01% |
79,361
-218,483
| -73% | -$666K |
|
778
3D Systems Corporation
DDD
$289M
| $242K | ﹤0.01% |
+114,161
| New | +$242K |
|
779
Dine Brands
DIN
$372M
| $241K | ﹤0.01% |
10,392
+4,416
| +74% | +$102K |
|
780
Hilton Grand Vacations
HGV
$4.07B
| $238K | ﹤0.01% |
6,369
+6,032
| +1,790% | +$225K |
|
781
Voya Financial
VOYA
$7.39B
| $238K | ﹤0.01% |
3,518
+1,997
| +131% | +$135K |
|
782
Douglas Emmett
DEI
$2.81B
| $237K | ﹤0.01% |
14,852
-28,073
| -65% | -$448K |
|
783
FIVE9
FIVN
$2.02B
| $237K | ﹤0.01% |
8,752
+4,692
| +116% | +$127K |
|
784
Anywhere Real Estate
HOUS
$763M
| $236K | ﹤0.01% |
71,073
+15,468
| +28% | +$51.4K |
|
785
Ashland
ASH
$2.5B
| $235K | ﹤0.01% |
3,972
+3,444
| +652% | +$204K |
|
786
Neogen
NEOG
$1.25B
| $234K | ﹤0.01% |
27,004
+11,058
| +69% | +$95.8K |
|
787
TMC The Metals Company
TMC
$2.1B
| $234K | ﹤0.01% |
136,354
-74,659
| -35% | -$128K |
|
788
BBB Foods
TBBB
$3.08B
| $234K | ﹤0.01% |
+8,776
| New | +$234K |
|
789
B&G Foods
BGS
$369M
| $233K | ﹤0.01% |
34,061
-24,696
| -42% | -$169K |
|
790
Nektar Therapeutics
NKTR
$898M
| $233K | ﹤0.01% |
22,929
+22,084
| +2,613% | +$224K |
|
791
Televisa
TV
$1.48B
| $233K | ﹤0.01% |
133,218
+31,701
| +31% | +$55.4K |
|
792
American Eagle Outfitters
AEO
$3.4B
| $232K | ﹤0.01% |
20,030
+6,559
| +49% | +$76K |
|
|
MGIC
793
Magic Software Enterprises
MGIC
$1B
| $232K | ﹤0.01% |
17,907
+16,313
| +1,023% | +$211K |
|
794
Flowserve
FLS
$7.41B
| $229K | ﹤0.01% |
+4,701
| New | +$229K |
|
795
iShares International Developed Real Estate ETF
IFGL
$98.4M
| $228K | ﹤0.01% |
11,590
+3,989
| +52% | +$78.5K |
|
796
Louisiana-Pacific
LPX
$6.81B
| $228K | ﹤0.01% |
2,489
-11,708
| -82% | -$1.07M |
|
797
Scholar Rock
SRRK
$3.06B
| $228K | ﹤0.01% |
7,112
-25,843
| -78% | -$828K |
|
798
Aviat Networks
AVNW
$326M
| $226K | ﹤0.01% |
11,794
+1,426
| +14% | +$27.3K |
|
|
BITF
799
Bitfarms
BITF
$1.13B
| $226K | ﹤0.01% |
+287,616
| New | +$226K |
|
800
Ezcorp Inc
EZPW
$1.03B
| $226K | ﹤0.01% |
15,408
-8,080
| -34% | -$119K |
|