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 |
Apple
AAPL
|
+$286M |
| 2 |
Vanguard S&P 500 ETF
VOO
|
+$82.3M |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$72.6M |
| 4 |
Alphabet (Google) Class C
GOOG
|
+$64.2M |
| 5 |
Intel
INTC
|
+$52.9M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$51.5M |
| 2 |
iShares Silver Trust
SLV
|
+$41.8M |
| 3 |
Ford
F
|
+$26.3M |
| 4 |
United Airlines
UAL
|
+$22.7M |
| 5 |
ExxonMobil
XOM
|
+$22.3M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.84% |
| 2 | Communication Services | 0.32% |
| 3 | Consumer Discretionary | 0.32% |
| 4 | Financials | 0.28% |
| 5 | Healthcare | 0.2% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
901
CALL
Prudential Financial
PRU
$41.7B
| $7.93M | 0.01% |
82,900
-22,100
| -21% | -$2.34M |
|
902
CALL
Otis Worldwide
OTIS
$27.4B
| $7.92M | 0.01% |
112,100
+45,100
| +67% | +$3.32M |
|
903
PUT
Wheaton Precious Metals
WPM
$50.6B
| $7.92M | 0.01% |
219,800
+63,800
| +41% | +$2.77M |
|
904
PUT
KKR & Co
KKR
$89.2B
| $7.9M | 0.01% |
170,600
+20,300
| +14% | +$1.07M |
|
905
CALL
Yum China
YUMC
$14.9B
| $7.89M | 0.01% |
162,800
-181,600
| -53% | -$7.65M |
|
906
CALL
Hasbro
HAS
$12.6B
| $7.88M | 0.01% |
96,300
-8,800
| -8% | -$762K |
|
907
CALL
Domino's
DPZ
$11B
| $7.87M | 0.01% |
20,200
-4,600
| -19% | -$1.7M |
|
908
PUT
Qorvo
QRVO
$7.63B
| $7.86M | 0.01% |
83,300
+44,600
| +115% | +$4.81M |
|
909
CSX Corp
CSX
$98.6B
| $7.85M | 0.01% |
270,046
+193,904
| +255% | +$6.32M |
|
910
PUT
PENN Entertainment
PENN
$2.74B
| $7.84M | 0.01% |
257,800
-250,900
| -49% | -$8.47M |
|
911
CALL
Truist Financial
TFC
$63.2B
| $7.81M | 0.01% |
164,700
+62,200
| +61% | +$3.07M |
|
912
PUT
Watsco Inc
WSO
$14.9B
| $7.81M | 0.01% |
32,700
+32,600
| +32,600% | +$8.58M |
|
913
Hilton Worldwide
HLT
$74B
| $7.79M | 0.01% |
69,903
+58,874
| +534% | +$8.15M |
|
914
Royal Caribbean
RCL
$78.7B
| $7.78M | 0.01% |
222,896
+42,082
| +23% | +$2.62M |
|
|
IPOF
915
CALL
DELISTED
Social Capital Hedosophia Holdings Corp. VI
IPOF
| $7.77M | 0.01% |
782,800
+219,700
| +39% | +$2.23M |
|
916
CALL
Fidelity National Financial
FNF
$13.9B
| $7.77M | 0.01% |
218,608
+154,960
| +243% | +$6.06M |
|
917
PUT
Zebra Technologies
ZBRA
$12.4B
| $7.73M | 0.01% |
26,300
+23,400
| +807% | +$8.15M |
|
918
CALL
CRISPR Therapeutics
CRSP
$4.58B
| $7.69M | 0.01% |
126,600
+54,100
| +75% | +$3.18M |
|
919
ConocoPhillips
COP
$147B
| $7.67M | 0.01% |
+85,458
| New | +$8.8M |
|
920
CALL
Danaos Corp
DAC
$2.55B
| $7.67M | 0.01% |
121,600
+104,300
| +603% | +$8.36M |
|
921
PUT
Energy Transfer Partners
ET
$70.1B
| $7.6M | 0.01% |
761,700
-335,700
| -31% | -$3.76M |
|
922
PUT
State Street SPDR Portfolio Europe ETF
SPEU
$712M
| $7.56M | 0.01% |
216,800
-141,100
| -39% | -$5.09M |
|
923
PUT
Progressive
PGR
$124B
| $7.54M | 0.01% |
64,900
-5,600
| -8% | -$635K |
|
|
IPFF
924
PUT
DELISTED
iShares International Preferred Stock ETF
IPFF
| $7.54M | 0.01% |
164,000
-252,800
| -61% | -$11.6M |
|
925
CALL
Apollo Global Management
APO
$70.7B
| $7.54M | 0.01% |
155,600
+41,700
| +37% | +$2.27M |
|
Similar funds
Simplex Trading's Q2 2022 Portfolio in Review
As of Q2 2022, Simplex Trading held 11,810 positions worth $94.1B, down 14% from $109B the previous quarter. Its ten largest holdings account for 40% of the portfolio.
Simplex Trading deployed $11.3B of net new capital in Q2 2022, opening 1,405 new positions and adding to 4,027 existing holdings. Its largest new stake was Alphabet (Google) Class C: 543,540 shares worth $59.4M.
By sector, the portfolio is most concentrated in Technology at 0.84% of assets, up from 0.67% a quarter earlier, followed by Communication Services and Consumer Discretionary.
On the sell side, the largest reduction was United Airlines, an estimated $22.7M trimmed.
- Simplex Trading's largest Q2 2022 buy was Alphabet (Google) Class C: 543,540 shares worth $59.4M.
- Simplex Trading added most to Apple in Q2 2022, an estimated $286M increase.
- Simplex Trading's biggest Q2 2022 reduction was United Airlines, cutting an estimated $22.7M.
- Simplex Trading fully exited State Street SPDR S&P 500 ETF Trust in Q2 2022, selling an estimated $51.5M.
- Simplex Trading's ten largest holdings make up 40% of its $94.1B portfolio in Q2 2022.
- Simplex Trading opened 1,405 new positions and closed 1,792 in Q2 2022.
- Simplex Trading's portfolio value fell 14% quarter-over-quarter to $94.1B.
Based on Simplex Trading's 13F filing for Q2 2022, filed 3 Aug 2022.