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 | |
|---|---|---|---|---|---|---|
1176
Ituran Location and Control
ITRN
$696M
| $93K | ﹤0.01% |
+3,802
| New | +$93K |
|
1177
Oramed Pharmaceuticals
ORMP
$98.8M
| $93K | ﹤0.01% |
+20,363
| New | +$93K |
|
1178
PureCycle Technologies
PCT
$2.4B
| $93K | ﹤0.01% |
+12,551
| New | +$93K |
|
1179
Twilio
TWLO
$15.7B
| $93K | ﹤0.01% |
1,118
-12,165
| -92% | -$1.01M |
|
|
TCS
1180
DELISTED
THE CONTAINER STORE GROUP, INC.
TCS
| $93K | ﹤0.01% |
1,001
+625
| +166% | +$58.1K |
|
1181
eHealth
EHTH
$122M
| $92K | ﹤0.01% |
9,872
-9,550
| -49% | -$89K |
|
1182
Global X Social Media ETF
SOCL
$156M
| $92K | ﹤0.01% |
2,795
+156
| +6% | +$5.14K |
|
|
ATCO
1183
DELISTED
Atlas Corp.
ATCO
| $92K | ﹤0.01% |
8,613
-34,874
| -80% | -$373K |
|
1184
AerSale
ASLE
$401M
| $91K | ﹤0.01% |
6,327
-280
| -4% | -$4.03K |
|
1185
Concrete Pumping Holdings
BBCP
$364M
| $91K | ﹤0.01% |
15,022
-1,554
| -9% | -$9.41K |
|
1186
Clearwater Paper
CLW
$344M
| $91K | ﹤0.01% |
2,718
+900
| +50% | +$30.1K |
|
1187
Dine Brands
DIN
$368M
| $91K | ﹤0.01% |
+1,412
| New | +$91K |
|
1188
Jabil
JBL
$23B
| $91K | ﹤0.01% |
+1,790
| New | +$91K |
|
1189
TripAdvisor
TRIP
$2.06B
| $91K | ﹤0.01% |
5,154
-6,071
| -54% | -$107K |
|
|
TWNK
1190
DELISTED
Hostess Brands, Inc. Class A Common Stock
TWNK
| $91K | ﹤0.01% |
4,317
+2,970
| +220% | +$62.6K |
|
1191
Ecovyst
ECVT
$1.06B
| $90K | ﹤0.01% |
9,210
-7,110
| -44% | -$69.5K |
|
|
FPI
1192
Farmland Partners
FPI
$481M
| $90K | ﹤0.01% |
6,531
-32,337
| -83% | -$446K |
|
1193
Fusion Fuel Green
HTOO
$7.37M
| $90K | ﹤0.01% |
397
-355
| -47% | -$80.5K |
|
1194
VanEck Fallen Angel High Yield Bond ETF
ANGL
$3.06B
| $89K | ﹤0.01% |
3,298
-1,700
| -34% | -$45.9K |
|
1195
EMQQ The Emerging Markets Internet & Ecommerce ETF
EMQQ
$396M
| $89K | ﹤0.01% |
2,767
+2,571
| +1,312% | +$82.7K |
|
1196
Immunic
IMUX
$78.4M
| $89K | ﹤0.01% |
+25,874
| New | +$89K |
|
|
ORC
1197
Orchid Island Capital
ORC
$1.04B
| $89K | ﹤0.01% |
6,251
+866
| +16% | +$12.3K |
|
|
NIB
1198
DELISTED
iPath Bloomberg Cocoa Subindex Total Return ETN due June 24, 2038
NIB
| $89K | ﹤0.01% |
3,583
-3,926
| -52% | -$97.5K |
|
1199
Alkermes
ALKS
$4.45B
| $88K | ﹤0.01% |
2,980
-7,469
| -71% | -$221K |
|
|
WPRT
1200
Westport Fuel Systems
WPRT
$40.8M
| $88K | ﹤0.01% |
8,756
-2,906
| -25% | -$29.2K |
|