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 | |
|---|---|---|---|---|---|---|
1351
Saic
SAIC
$4.9B
| $43K | ﹤0.01% |
386
-4,837
| -93% | -$539K |
|
|
SUP
1352
DELISTED
Superior Industries International
SUP
| $43K | ﹤0.01% |
20,507
+14,177
| +224% | +$29.7K |
|
1353
Titan International
TWI
$552M
| $43K | ﹤0.01% |
5,203
-3,318
| -39% | -$27.4K |
|
1354
ProShares UltraShort Bitcoin ETF
SBIT
$64.2M
| $43K | ﹤0.01% |
662
-139
| -17% | -$9.03K |
|
|
CLPR
1355
Clipper Realty
CLPR
$70.6M
| $42K | ﹤0.01% |
11,100
+6,951
| +168% | +$26.3K |
|
|
NOAH
1356
Noah Holdings
NOAH
$781M
| $42K | ﹤0.01% |
+4,448
| New | +$42K |
|
1357
Grupo Aeroportuario Centro Norte
OMAB
$5.41B
| $42K | ﹤0.01% |
538
+453
| +533% | +$35.4K |
|
1358
STAAR Surgical
STAA
$1.37B
| $42K | ﹤0.01% |
2,391
+1,701
| +247% | +$29.9K |
|
1359
TTEC Holdings
TTEC
$173M
| $42K | ﹤0.01% |
12,968
-3,435
| -21% | -$11.1K |
|
1360
United Parks & Resorts
PRKS
$2.79B
| $42K | ﹤0.01% |
936
+922
| +6,586% | +$41.4K |
|
1361
Global X MSCI Argentina ETF
ARGT
$742M
| $41K | ﹤0.01% |
514
-1,810
| -78% | -$144K |
|
1362
AudioCodes
AUDC
$289M
| $41K | ﹤0.01% |
4,378
+4,173
| +2,036% | +$39.1K |
|
1363
A2Z Smart Technologies
AZ
$300M
| $41K | ﹤0.01% |
+5,937
| New | +$41K |
|
1364
Brown & Brown
BRO
$30.9B
| $41K | ﹤0.01% |
+333
| New | +$41K |
|
1365
ClearPoint Neuro
CLPT
$298M
| $41K | ﹤0.01% |
3,480
+463
| +15% | +$5.46K |
|
|
DEA
1366
Easterly Government Properties
DEA
$1.07B
| $41K | ﹤0.01% |
+1,553
| New | +$41K |
|
1367
Dole
DOLE
$1.3B
| $41K | ﹤0.01% |
2,855
+2,280
| +397% | +$32.7K |
|
1368
Douglas Elliman
DOUG
$241M
| $41K | ﹤0.01% |
+24,202
| New | +$41K |
|
|
DRD
1369
DRDGold
DRD
$1.93B
| $41K | ﹤0.01% |
2,691
-19,306
| -88% | -$294K |
|
1370
Harmonic Inc
HLIT
$1.13B
| $41K | ﹤0.01% |
4,304
+823
| +24% | +$7.84K |
|
1371
CarParts.com
PRTS
$44M
| $41K | ﹤0.01% |
41,638
-22,713
| -35% | -$22.4K |
|
1372
ProShares UltraShort Bloomberg Crude Oil
SCO
$124M
| $41K | ﹤0.01% |
2,456
-82
| -3% | -$1.37K |
|
1373
ProShares UltraShort Russell2000
TWM
$33.7M
| $41K | ﹤0.01% |
775
+127
| +20% | +$6.72K |
|
1374
VanEck High Yield Muni ETF
HYD
$3.37B
| $40K | ﹤0.01% |
+788
| New | +$40K |
|
1375
Coca-Cola Femsa
KOF
$18B
| $40K | ﹤0.01% |
444
-344
| -44% | -$31K |
|