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
|
+$179M |
| 2 |
iShares 20+ Year Treasury Bond ETF
TLT
|
+$90.1M |
| 3 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$56M |
| 4 |
iShares Silver Trust
SLV
|
+$41.7M |
| 5 |
Advanced Micro Devices
AMD
|
+$39.8M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$42.8M |
| 2 |
Verizon
VZ
|
+$42.5M |
| 3 |
Occidental Petroleum
OXY
|
+$34.7M |
| 4 |
iShares China Large-Cap ETF
FXI
|
+$33M |
| 5 |
Direxion Daily S&P 500 Bull 3x ETF
SPXL
|
+$32.7M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.67% |
| 2 | Consumer Discretionary | 0.37% |
| 3 | Industrials | 0.24% |
| 4 | Healthcare | 0.22% |
| 5 | Financials | 0.19% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2551
PUT
J.M. Smucker
SJM
$12.6B
| $1.33M | ﹤0.01% |
9,800
+1,000
| +11% | +$136K |
|
|
ESSC
2552
CALL
DELISTED
East Stone Acquisition Corporation Ordinary Shares
ESSC
| $1.32M | ﹤0.01% |
127,800
+52,700
| +70% | +$584K |
|
2553
CALL
Teledyne Technologies
TDY
$30.4B
| $1.32M | ﹤0.01% |
2,800
+2,200
| +367% | +$946K |
|
|
CCC
2554
PUT
CCC Intelligent Solutions
CCC
$3.42B
| $1.32M | ﹤0.01% |
119,700
+119,200
| +23,840% | +$1.25M |
|
|
CHX
2555
PUT
DELISTED
ChampionX
CHX
| $1.32M | ﹤0.01% |
54,000
+27,200
| +101% | +$630K |
|
2556
PUT
Mattel
MAT
$4.17B
| $1.32M | ﹤0.01% |
59,500
-49,900
| -46% | -$1.14M |
|
|
VZIO
2557
CALL
DELISTED
VIZIO Holding Corp.
VZIO
| $1.32M | ﹤0.01% |
148,500
+41,300
| +39% | +$550K |
|
|
FUV
2558
CALL
DELISTED
Arcimoto, Inc. Common Stock
FUV
| $1.31M | ﹤0.01% |
9,950
+6,880
| +224% | +$894K |
|
2559
SandRidge Energy
SD
$510M
| $1.31M | ﹤0.01% |
82,032
+39,582
| +93% | +$511K |
|
|
RCM
2560
CALL
DELISTED
R1 RCM Inc. Common Stock
RCM
| $1.31M | ﹤0.01% |
49,100
+30,400
| +163% | +$746K |
|
2561
Campbell Soup
CPB
$6.51B
| $1.31M | ﹤0.01% |
29,448
-18,932
| -39% | -$837K |
|
2562
Energy Vault
NRGV
$522M
| $1.31M | ﹤0.01% |
+82,532
| New | +$941K |
|
2563
PUT
Orion
OEC
$394M
| $1.31M | ﹤0.01% |
82,200
+65,200
| +384% | +$1.12M |
|
2564
PUT
Globant
GLOB
$1.35B
| $1.31M | ﹤0.01% |
5,000
+3,900
| +355% | +$989K |
|
|
RFP
2565
PUT
DELISTED
Resolute Forest Products Inc.
RFP
| $1.31M | ﹤0.01% |
101,500
-10,600
| -9% | -$142K |
|
2566
CALL
Ingersoll Rand
IR
$33B
| $1.31M | ﹤0.01% |
26,000
-12,800
| -33% | -$686K |
|
2567
PUT
Ovintiv
OVV
$17.5B
| $1.31M | ﹤0.01% |
24,200
-61,900
| -72% | -$2.67M |
|
2568
Penske Automotive Group
PAG
$14.3B
| $1.31M | ﹤0.01% |
13,958
+11,934
| +590% | +$1.21M |
|
|
RDFN
2569
CALL
DELISTED
Redfin
RDFN
| $1.31M | ﹤0.01% |
72,500
-21,000
| -22% | -$541K |
|
2570
StoneCo
STNE
$2.62B
| $1.31M | ﹤0.01% |
111,635
+70,068
| +169% | +$916K |
|
|
SFBS
2571
CALL
ServisFirst Bancshares
SFBS
$4.79B
| $1.3M | ﹤0.01% |
13,700
+10,000
| +270% | +$873K |
|
2572
CALL
Ambev
ABEV
$47.3B
| $1.3M | ﹤0.01% |
404,000
+69,400
| +21% | +$194K |
|
2573
iShares MSCI Japan ETF
EWJ
$21.7B
| $1.3M | ﹤0.01% |
21,176
-7,106
| -25% | -$451K |
|
2574
Hecla Mining
HL
$10.2B
| $1.3M | ﹤0.01% |
198,461
+112,408
| +131% | +$650K |
|
2575
PUT
Factset
FDS
$9.05B
| $1.3M | ﹤0.01% |
3,000
+800
| +36% | +$338K |
|
Similar funds
Simplex Trading's Q1 2022 Portfolio in Review
As of Q1 2022, Simplex Trading held 12,038 positions worth $109B, up 10% from $99B the previous quarter. Its ten largest holdings account for 37% of the portfolio.
Simplex Trading deployed $17.5B of net new capital in Q1 2022, opening 1,603 new positions and adding to 4,441 existing holdings. Its largest new stake was iShares 20+ Year Treasury Bond ETF: 652,921 shares worth $86.2M.
By sector, the portfolio is most concentrated in Technology at 0.67% of assets, up from 0.61% a quarter earlier, followed by Consumer Discretionary and Industrials.
On the sell side, the largest reduction was Verizon, an estimated $42.5M trimmed.
- Simplex Trading's largest Q1 2022 buy was iShares 20+ Year Treasury Bond ETF: 652,921 shares worth $86.2M.
- Simplex Trading added most to Apple in Q1 2022, an estimated $179M increase.
- Simplex Trading's biggest Q1 2022 reduction was Verizon, cutting an estimated $42.5M.
- Simplex Trading fully exited State Street Financial Select Sector SPDR ETF in Q1 2022, selling an estimated $42.8M.
- Simplex Trading's ten largest holdings make up 37% of its $109B portfolio in Q1 2022.
- Simplex Trading opened 1,603 new positions and closed 1,637 in Q1 2022.
- Simplex Trading's portfolio value rose 10% quarter-over-quarter to $109B.
Based on Simplex Trading's 13F filing for Q1 2022, filed 2 May 2022.