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
|
+$258M |
| 2 |
Vanguard S&P 500 ETF
VOO
|
+$75.7M |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$67.2M |
| 4 |
Alphabet (Google) Class C
GOOG
|
+$59.4M |
| 5 |
Intel
INTC
|
+$45.8M |
Top Sells
| 1 |
SPDR S&P 500 ETF Trust
SPY
|
+$56.8M |
| 2 |
iShares Silver Trust
SLV
|
+$45.9M |
| 3 |
Ford
F
|
+$32.5M |
| 4 |
Exxon Mobil
XOM
|
+$20.4M |
| 5 |
Caterpillar
CAT
|
+$19.2M |
Sector Composition
| 1 | Technology | 26.01% |
| 2 | Consumer Discretionary | 9.82% |
| 3 | Communication Services | 9.82% |
| 4 | Financials | 8.68% |
| 5 | Healthcare | 6.23% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Shares Change % | Capital Flow | |
|---|---|---|---|---|---|---|
|
EMKR
1426
DELISTED
Emcore Corp
EMKR
| $49K | ﹤0.01% |
1,615
+1,014
| +169% | +$30.8K |
|
1427
Ameris Bancorp
ABCB
$5.1B
| $48K | ﹤0.01% |
1,213
+535
| +79% | +$21.2K |
|
|
AZUL
1428
DELISTED
Azul
AZUL
| $48K | ﹤0.01% |
+6,771
| New | +$48K |
|
1429
DHI Group
DHX
$141M
| $48K | ﹤0.01% |
+9,744
| New | +$48K |
|
1430
National Vision
EYE
$1.82B
| $48K | ﹤0.01% |
+1,756
| New | +$48K |
|
1431
First Trust Natural Gas ETF
FCG
$329M
| $48K | ﹤0.01% |
2,194
-21,865
| -91% | -$478K |
|
1432
Corning
GLW
$66B
| $48K | ﹤0.01% |
+1,553
| New | +$48K |
|
1433
iShares North American Natural Resources ETF
IGE
$621M
| $48K | ﹤0.01% |
+1,360
| New | +$48K |
|
|
LOMA
1434
Loma Negra
LOMA
$888M
| $48K | ﹤0.01% |
9,545
+8,741
| +1,087% | +$44K |
|
1435
Orion Energy Systems
OESX
$31.4M
| $48K | ﹤0.01% |
2,417
+1,398
| +137% | +$27.8K |
|
1436
ProShares Short Real Estate
REK
$11.3M
| $48K | ﹤0.01% |
2,505
+1,505
| +151% | +$28.8K |
|
1437
Glimpse Group
VRAR
$32.6M
| $48K | ﹤0.01% |
12,064
-28,784
| -70% | -$115K |
|
|
VCNX
1438
DELISTED
Vaccinex, Inc. Common Stock
VCNX
| $48K | ﹤0.01% |
+213
| New | +$48K |
|
1439
Allot
ALLT
$426M
| $47K | ﹤0.01% |
9,741
-67,041
| -87% | -$323K |
|
1440
California Resources
CRC
$4.44B
| $47K | ﹤0.01% |
1,233
-2,657
| -68% | -$101K |
|
1441
Essential Properties Realty Trust
EPRT
$5.91B
| $47K | ﹤0.01% |
2,222
+1,374
| +162% | +$29.1K |
|
1442
Icon
ICLR
$13.6B
| $47K | ﹤0.01% |
+218
| New | +$47K |
|
1443
Telos
TLS
$490M
| $47K | ﹤0.01% |
+5,892
| New | +$47K |
|
1444
ProShares Ultra Semiconductors
USD
$1.5B
| $47K | ﹤0.01% |
+5,040
| New | +$47K |
|
1445
VirnetX
VHC
$74.7M
| $47K | ﹤0.01% |
2,049
+1,356
| +196% | +$31.1K |
|
|
NAGE
1446
Niagen Bioscience, Inc. Common Stock
NAGE
$766M
| $47K | ﹤0.01% |
28,206
+18,703
| +197% | +$31.2K |
|
1447
AudioEye
AEYE
$166M
| $46K | ﹤0.01% |
7,654
+5,783
| +309% | +$34.8K |
|
1448
Brixmor Property Group
BRX
$8.57B
| $46K | ﹤0.01% |
+2,302
| New | +$46K |
|
|
EXK
1449
Endeavour Silver
EXK
$1.78B
| $46K | ﹤0.01% |
14,666
+3,837
| +35% | +$12K |
|
1450
First Bancorp
FBP
$3.49B
| $46K | ﹤0.01% |
3,582
+760
| +27% | +$9.76K |
|