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
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$102M |
| 2 |
TSMC
TSM
|
+$27.8M |
| 3 |
JPMorgan Chase
JPM
|
+$22.4M |
| 4 |
Boeing
BA
|
+$19.4M |
| 5 |
ExxonMobil
XOM
|
+$14.7M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
SPDR Gold Trust
GLD
|
+$95.5M |
| 2 |
Invesco QQQ Trust
QQQ
|
+$79.6M |
| 3 |
Tesla
TSLA
|
+$75.3M |
| 4 |
NVIDIA
NVDA
|
+$51.6M |
| 5 |
iShares MSCI EAFE ETF
EFA
|
+$40.5M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Consumer Discretionary | 0.53% |
| 2 | Technology | 0.4% |
| 3 | Healthcare | 0.22% |
| 4 | Financials | 0.21% |
| 5 | Communication Services | 0.18% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1951
Teucrium Soybean Fund
SOYB
$57.2M
| $1.29M | ﹤0.01% |
81,312
+60,871
| +298% | +$896K |
|
1952
CALL
Itaú Unibanco
ITUB
$91.3B
| $1.29M | ﹤0.01% |
4,442
-2,217
| -33% | -$7.53K |
|
|
SA
1953
PUT
Seabridge Gold
SA
$2.8B
| $1.29M | ﹤0.01% |
685
+18
| +3% | +$338 |
|
1954
Realty Income
O
$61.2B
| $1.28M | ﹤0.01% |
21,828
+20,183
| +1,227% | +$1.19M |
|
1955
CALL
Open Text
OTEX
$5.43B
| $1.28M | ﹤0.01% |
304
+255
| +520% | +$11.2K |
|
1956
PUT
Kodak
KODK
$806M
| $1.28M | ﹤0.01% |
1,455
+1,347
| +1,247% | +$10.5K |
|
1957
CALL
Ziff Davis
ZD
$1.9B
| $1.28M | ﹤0.01% |
213
+187
| +719% | +$10.6K |
|
1958
HDFC Bank
HDB
$119B
| $1.28M | ﹤0.01% |
51,186
-12,176
| -19% | -$295K |
|
|
ONC
1959
BeOne Medicines Ltd
ONC
$33.8B
| $1.28M | ﹤0.01% |
4,464
+3,372
| +309% | +$793K |
|
1960
Equinox Gold
EQX
$7.32B
| $1.28M | ﹤0.01% |
109,043
+71,393
| +190% | +$860K |
|
|
MYOV
1961
PUT
DELISTED
Myovant Sciences Ltd.
MYOV
| $1.27M | ﹤0.01% |
905
+825
| +1,031% | +$15.3K |
|
1962
Logitech
LOGI
$15.2B
| $1.27M | ﹤0.01% |
+16,431
| New | +$1.17M |
|
1963
PUT
Archer Daniels Midland
ADM
$41.4B
| $1.27M | ﹤0.01% |
273
+56
| +26% | +$2.45K |
|
1964
PUT
LyondellBasell Industries
LYB
$19.5B
| $1.27M | ﹤0.01% |
180
-27
| -13% | -$1.87K |
|
1965
CALL
Madison Square Garden
MSGS
$9.54B
| $1.27M | ﹤0.01% |
120
+26
| +28% | +$4.08K |
|
1966
PUT
USA Compression Partners
USAC
$3.82B
| $1.27M | ﹤0.01% |
1,266
-14
| -1% | -$158 |
|
1967
CALL
First Trust Consumer Discretionary AlphaDEX Fund
FXD
$263M
| $1.26M | ﹤0.01% |
165
-20
| -11% | -$826 |
|
1968
Chewy
CHWY
$8.54B
| $1.26M | ﹤0.01% |
23,034
-7,975
| -26% | -$430K |
|
|
ACB
1969
PUT
Aurora Cannabis
ACB
$165M
| $1.26M | ﹤0.01% |
271
+79
| +41% | +$7.51K |
|
1970
PUT
DHT Holdings
DHT
$2.97B
| $1.26M | ﹤0.01% |
2,445
+95
| +4% | +$525 |
|
1971
PUT
Hormel Foods
HRL
$13.9B
| $1.26M | ﹤0.01% |
258
-49
| -16% | -$2.46K |
|
1972
Liberty Global Class A
LBTYA
$3.31B
| $1.26M | ﹤0.01% |
60,064
+22,255
| +59% | +$500K |
|
1973
CALL
Host Hotels & Resorts
HST
$16.8B
| $1.26M | ﹤0.01% |
1,168
+378
| +48% | +$4.18K |
|
1974
CALL
Principal Financial Group
PFG
$23.6B
| $1.26M | ﹤0.01% |
313
+4
| +1% | +$170 |
|
1975
Ball Corp
BALL
$17B
| $1.26M | ﹤0.01% |
+15,141
| New | +$1.16M |
|
Similar funds
Simplex Trading's Q3 2020 Portfolio in Review
As of Q3 2020, Simplex Trading held 9,056 positions worth $73.5B, up 17% from $62.7B the previous quarter. Its ten largest holdings account for 43% of the portfolio.
Simplex Trading's Q3 2020 filing shows 1,403 new, 3,135 increased, 3,122 reduced and 1,191 closed positions. Its largest new stake was Goldman Sachs: 60,397 shares worth $12.1M. The largest sale was SPDR Gold Trust, an estimated $95.5M.
By sector, the portfolio is most concentrated in Consumer Discretionary at 0.53% of assets, up from 0.47% a quarter earlier, followed by Technology and Healthcare.
- Simplex Trading's largest Q3 2020 buy was Goldman Sachs: 60,397 shares worth $12.1M.
- Simplex Trading added most to Amazon in Q3 2020, an estimated $102M increase.
- Simplex Trading's biggest Q3 2020 reduction was SPDR Gold Trust, cutting an estimated $95.5M.
- Simplex Trading fully exited iShares MSCI EAFE ETF in Q3 2020, selling an estimated $40.5M.
- Simplex Trading's ten largest holdings make up 43% of its $73.5B portfolio in Q3 2020.
- Simplex Trading opened 1,403 new positions and closed 1,191 in Q3 2020.
- Simplex Trading's portfolio value rose 17% quarter-over-quarter to $73.5B.
Based on Simplex Trading's 13F filing for Q3 2020, filed 14 Oct 2020.