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 |
Alibaba
BABA
|
+$117M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$97.6M |
| 3 |
Walt Disney
DIS
|
+$73.4M |
| 4 |
Citigroup
C
|
+$45.8M |
| 5 |
KraneShares CSI China Internet ETF
KWEB
|
+$41.5M |
Top Sells
| 1 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$149M |
| 2 |
Amazon
AMZN
|
+$107M |
| 3 |
SPDR Gold Trust
GLD
|
+$58.6M |
| 4 |
Coinbase
COIN
|
+$56.5M |
| 5 |
NVIDIA
NVDA
|
+$48.2M |
Sector Composition
| 1 | Technology | 16.06% |
| 2 | Consumer Discretionary | 14.45% |
| 3 | Communication Services | 10.03% |
| 4 | Financials | 9.44% |
| 5 | Healthcare | 9.18% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
376
Exelixis
EXEL
$10.3B
| $1.26M | ﹤0.01% |
+52,560
| New | +$1.26M |
|
377
Amplify Junior Silver Miners ETF
SILJ
$2.09B
| $1.26M | ﹤0.01% |
125,886
+60,785
| +93% | +$607K |
|
378
Masco
MAS
$15.4B
| $1.26M | ﹤0.01% |
+18,754
| New | +$1.26M |
|
379
Box
BOX
$4.86B
| $1.26M | ﹤0.01% |
49,010
+44,565
| +1,003% | +$1.14M |
|
380
Nova
NVMI
$8.22B
| $1.25M | ﹤0.01% |
9,107
+5,886
| +183% | +$809K |
|
381
Kyndryl
KD
$7.66B
| $1.25M | ﹤0.01% |
60,169
+25,570
| +74% | +$531K |
|
382
Elanco Animal Health
ELAN
$9.32B
| $1.25M | ﹤0.01% |
83,574
+3,649
| +5% | +$54.4K |
|
383
Amplify Energy
AMPY
$155M
| $1.23M | ﹤0.01% |
207,737
+106,717
| +106% | +$632K |
|
|
HPP
384
Hudson Pacific Properties
HPP
$1.11B
| $1.22M | ﹤0.01% |
+131,420
| New | +$1.22M |
|
385
Procept Biorobotics
PRCT
$2.2B
| $1.22M | ﹤0.01% |
29,085
+9,247
| +47% | +$387K |
|
|
MOR
386
DELISTED
MorphoSys AG American Depositary Shares
MOR
| $1.21M | ﹤0.01% |
122,614
+119,435
| +3,757% | +$1.18M |
|
387
Liquidia Corp
LQDA
$2.39B
| $1.21M | ﹤0.01% |
100,451
+63,064
| +169% | +$758K |
|
388
Equity Residential
EQR
$25.4B
| $1.2M | ﹤0.01% |
19,689
+18,428
| +1,461% | +$1.13M |
|
389
Shake Shack
SHAK
$3.96B
| $1.2M | ﹤0.01% |
16,186
-3,231
| -17% | -$239K |
|
390
ADT
ADT
$7.05B
| $1.19M | ﹤0.01% |
173,998
+45,058
| +35% | +$307K |
|
391
Teucrium Wheat Fund
WEAT
$117M
| $1.19M | ﹤0.01% |
198,803
+88,365
| +80% | +$527K |
|
392
Flex
FLEX
$21B
| $1.17M | ﹤0.01% |
50,950
-36,885
| -42% | -$846K |
|
393
Simplify Short Term Treasury Futures Strategy ETF
TUA
$643M
| $1.17M | ﹤0.01% |
50,501
+50,345
| +32,272% | +$1.17M |
|
394
Exact Sciences
EXAS
$10.5B
| $1.17M | ﹤0.01% |
+15,789
| New | +$1.17M |
|
395
Shoals Technologies Group
SHLS
$1.11B
| $1.16M | ﹤0.01% |
+74,875
| New | +$1.16M |
|
|
GOGL
396
DELISTED
Golden Ocean Group
GOGL
| $1.16M | ﹤0.01% |
119,125
+44,753
| +60% | +$437K |
|
|
VRNA
397
Verona Pharma
VRNA
$9.19B
| $1.16M | ﹤0.01% |
58,422
+54,568
| +1,416% | +$1.08M |
|
398
fuboTV
FUBO
$1.4B
| $1.16M | ﹤0.01% |
364,946
+299,223
| +455% | +$951K |
|
399
Union Pacific
UNP
$128B
| $1.16M | ﹤0.01% |
4,721
-87,931
| -95% | -$21.6M |
|
400
Arvinas
ARVN
$587M
| $1.16M | ﹤0.01% |
28,070
-1,636
| -6% | -$67.3K |
|