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
|
$80M |
| 2 |
iShares 20+ Year Treasury Bond ETF
TLT
|
$45.3M |
| 3 |
Alphabet (Google) Class C
GOOG
|
$38.8M |
| 4 |
Amazon
AMZN
|
$38.6M |
| 5 |
Tesla
TSLA
|
$36M |
Top Sells
| 1 |
Alibaba
BABA
|
$46.4M |
| 2 |
Boeing
BA
|
$29.8M |
| 3 |
SPDR Gold Trust
GLD
|
$18.2M |
| 4 |
Biogen
BIIB
|
$15.8M |
| 5 |
NVIDIA
NVDA
|
$14.3M |
Sector Composition
| 1 | Technology | 22.73% |
| 2 | Consumer Discretionary | 17.54% |
| 3 | Communication Services | 10.03% |
| 4 | Healthcare | 9.29% |
| 5 | Industrials | 5.63% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
326
EQT Corp
EQT
$32.2B
| $817K | ﹤0.01% |
74,956
-22,865
| -23% | -$249K |
|
327
Avis
CAR
$5.5B
| $809K | ﹤0.01% |
25,122
+7,047
| +39% | +$227K |
|
328
Sprouts Farmers Market
SFM
$13.6B
| $807K | ﹤0.01% |
41,751
+29,850
| +251% | +$577K |
|
|
ZUO
329
DELISTED
Zuora, Inc.
ZUO
| $803K | ﹤0.01% |
56,037
+10,813
| +24% | +$155K |
|
330
Golar LNG
GLNG
$4.52B
| $802K | ﹤0.01% |
56,423
+9,423
| +20% | +$134K |
|
331
ProShares Ultra Financials
UYG
$864M
| $798K | ﹤0.01% |
+14,882
| New | +$798K |
|
332
Bath & Body Works
BBWI
$6.06B
| $796K | ﹤0.01% |
54,356
-19,990
| -27% | -$293K |
|
333
iShares MSCI Europe Financials ETF
EUFN
$4.36B
| $789K | ﹤0.01% |
40,523
+25,427
| +168% | +$495K |
|
334
Akebia Therapeutics
AKBA
$785M
| $787K | ﹤0.01% |
124,680
+106,689
| +593% | +$673K |
|
|
GWPH
335
DELISTED
GW Pharmaceuticals Plc American Depositary Shares
GWPH
| $782K | ﹤0.01% |
7,484
-6,816
| -48% | -$712K |
|
336
iShares MSCI Emerging Markets Min Vol Factor ETF
EEMV
$4.61B
| $781K | ﹤0.01% |
+13,330
| New | +$781K |
|
337
EchoStar
SATS
$19.3B
| $781K | ﹤0.01% |
+18,051
| New | +$781K |
|
338
iShares Select Dividend ETF
DVY
$20.8B
| $780K | ﹤0.01% |
+7,391
| New | +$780K |
|
339
CarGurus
CARG
$3.59B
| $769K | ﹤0.01% |
21,880
+18,324
| +515% | +$644K |
|
340
iShares MSCI Turkey ETF
TUR
$165M
| $766K | ﹤0.01% |
28,294
-687
| -2% | -$18.6K |
|
341
Xcel Energy
XEL
$43B
| $766K | ﹤0.01% |
+12,077
| New | +$766K |
|
342
Hewlett Packard
HPE
$31B
| $765K | ﹤0.01% |
48,264
+46,041
| +2,071% | +$730K |
|
343
Parker-Hannifin
PH
$96.1B
| $765K | ﹤0.01% |
3,718
+2,683
| +259% | +$552K |
|
344
HDFC Bank
HDB
$361B
| $761K | ﹤0.01% |
+12,013
| New | +$761K |
|
345
Mohawk Industries
MHK
$8.65B
| $760K | ﹤0.01% |
+5,575
| New | +$760K |
|
346
New Oriental
EDU
$7.98B
| $759K | ﹤0.01% |
6,262
+2,080
| +50% | +$252K |
|
|
DCPH
347
DELISTED
Deciphera Pharmaceuticals, Inc. Common Stock
DCPH
| $758K | ﹤0.01% |
12,184
+9,920
| +438% | +$617K |
|
|
NVEE
348
DELISTED
NV5 Global
NVEE
| $757K | ﹤0.01% |
60,024
+59,780
| +24,500% | +$754K |
|
349
First Bancorp
FBP
$3.54B
| $752K | ﹤0.01% |
71,066
+12,995
| +22% | +$138K |
|
350
Coterra Energy
CTRA
$18.3B
| $751K | ﹤0.01% |
+43,182
| New | +$751K |
|