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
|
$186M |
| 2 |
iShares 20+ Year Treasury Bond ETF
TLT
|
$86.2M |
| 3 |
SPDR S&P 500 ETF Trust
SPY
|
$56.8M |
| 4 |
iShares Silver Trust
SLV
|
$42.9M |
| 5 |
Advanced Micro Devices
AMD
|
$36.5M |
Top Sells
| 1 |
Occidental Petroleum
OXY
|
$44.4M |
| 2 |
Financial Select Sector SPDR Fund
XLF
|
$42.8M |
| 3 |
Verizon
VZ
|
$40.8M |
| 4 |
Direxion Daily S&P 500 Bull 3x Shares
SPXL
|
$33.6M |
| 5 |
iShares China Large-Cap ETF
FXI
|
$33M |
Sector Composition
| 1 | Technology | 23.31% |
| 2 | Consumer Discretionary | 13.02% |
| 3 | Industrials | 8.24% |
| 4 | Healthcare | 7.47% |
| 5 | Financials | 6.38% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
|
PBT
476
Permian Basin Royalty Trust
PBT
$838M
| $1.06M | ﹤0.01% |
84,349
-192,448
| -70% | -$2.41M |
|
477
VICI Properties
VICI
$35.8B
| $1.06M | ﹤0.01% |
37,070
-20,706
| -36% | -$589K |
|
478
CRISPR Therapeutics
CRSP
$4.99B
| $1.04M | ﹤0.01% |
16,638
+3,217
| +24% | +$202K |
|
479
ProShares Bitcoin Strategy ETF
BITO
$2.63B
| $1.04M | ﹤0.01% |
+36,527
| New | +$1.04M |
|
480
Hudbay
HBM
$5.03B
| $1.04M | ﹤0.01% |
132,989
+51,553
| +63% | +$404K |
|
|
COUP
481
DELISTED
Coupa Software Incorporated
COUP
| $1.04M | ﹤0.01% |
10,267
-13,295
| -56% | -$1.35M |
|
|
SGEN
482
DELISTED
Seagen Inc. Common Stock
SGEN
| $1.04M | ﹤0.01% |
7,217
+5,523
| +326% | +$795K |
|
483
Evolent Health
EVH
$1.11B
| $1.03M | ﹤0.01% |
+31,812
| New | +$1.03M |
|
484
Madrigal Pharmaceuticals
MDGL
$9.65B
| $1.02M | ﹤0.01% |
10,421
+5,571
| +115% | +$546K |
|
485
Rogers Communications
RCI
$19.4B
| $1.02M | ﹤0.01% |
18,023
+11,542
| +178% | +$654K |
|
486
Simmons First National
SFNC
$3.02B
| $1.02M | ﹤0.01% |
39,008
+14,484
| +59% | +$379K |
|
487
Blackstone Mortgage Trust
BXMT
$3.45B
| $1.02M | ﹤0.01% |
+32,130
| New | +$1.02M |
|
|
LGF.B
488
DELISTED
Lions Gate Entertainment Corp. Class B Non-Voting Shares
LGF.B
| $1.02M | ﹤0.01% |
67,865
+64,664
| +2,020% | +$972K |
|
489
ProShares UltraShort QQQ
QID
$273M
| $1.02M | ﹤0.01% |
+11,679
| New | +$1.02M |
|
490
Eaton
ETN
$136B
| $1.02M | ﹤0.01% |
+6,707
| New | +$1.02M |
|
491
Strategy Inc Common Stock Class A
MSTR
$95.2B
| $1.02M | ﹤0.01% |
+20,910
| New | +$1.02M |
|
492
Motorola Solutions
MSI
$79.8B
| $1.02M | ﹤0.01% |
4,194
-561
| -12% | -$136K |
|
493
JB Hunt Transport Services
JBHT
$13.9B
| $1.01M | ﹤0.01% |
5,031
+2,765
| +122% | +$555K |
|
494
Trip.com Group
TCOM
$47.6B
| $1.01M | ﹤0.01% |
43,492
-42,398
| -49% | -$980K |
|
495
Hasbro
HAS
$11.2B
| $1M | ﹤0.01% |
12,220
-1,199
| -9% | -$98.2K |
|
496
FerroAtlántica
GSM
$799M
| $997K | ﹤0.01% |
129,553
+23,117
| +22% | +$178K |
|
497
PACCAR
PCAR
$52B
| $996K | ﹤0.01% |
+16,971
| New | +$996K |
|
498
Lincoln National
LNC
$7.98B
| $993K | ﹤0.01% |
+15,205
| New | +$993K |
|
499
Ginkgo Bioworks
DNA
$660M
| $990K | ﹤0.01% |
+6,145
| New | +$990K |
|
|
SAIL
500
DELISTED
SailPoint Technologies Holdings, Inc. Common Stock
SAIL
| $989K | ﹤0.01% |
19,340
-3,576
| -16% | -$183K |
|