IMC Chicago Portfolio holdings
IMC-Chicago, a key arm of IMC Trading founded in 1989 by Rob Defares and René Schelvis in Amsterdam, is a proprietary trading firm and market maker headquartered in Chicago since opening its first overseas office there in 2000. Employing over 650 of IMC’s 1,600+ global workforce, it operates at the heart of North America’s financial hub, trading equities, options, futures, and other derivatives on major exchanges like the Chicago Mercantile Exchange (CME) and Chicago Board Options Exchange (CBOE). Known for its technology-driven approach, IMC-Chicago leverages advanced algorithms and low-latency systems to provide liquidity across more than 100 global venues, evolving from a trading outfit with strong tech to a tech company that trades. Under CEO Rob Defares, the firm emphasizes innovation, quantitative strategies, and a collaborative culture, making it a powerhouse in the U.S. derivatives market.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
iShares Bitcoin Trust
IBIT
|
+$232M |
| 2 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$168M |
| 3 |
Apple
AAPL
|
+$149M |
| 4 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$136M |
| 5 |
UnitedHealth
UNH
|
+$110M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$153M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$127M |
| 3 |
Advanced Micro Devices
AMD
|
+$97.1M |
| 4 |
TSMC
TSM
|
+$65.3M |
| 5 |
SPYM
State Street SPDR Portfolio S&P 500 ETF
SPYM
|
+$57.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.32% |
| 2 | Consumer Discretionary | 0.25% |
| 3 | Healthcare | 0.13% |
| 4 | Communication Services | 0.1% |
| 5 | Financials | 0.1% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1176
PUT
Teladoc Health
TDOC
$1.26B
| $7.39M | ﹤0.01% |
848,300
+294,800
| +53% | +$2.14M |
|
1177
CALL
Insulet
PODD
$10.2B
| $7.38M | ﹤0.01% |
23,500
+1,000
| +4% | +$289K |
|
1178
CALL
Motorola Solutions
MSI
$77B
| $7.36M | ﹤0.01% |
17,500
+2,900
| +20% | +$1.21M |
|
1179
PUT
Illumina
ILMN
$29.1B
| $7.36M | ﹤0.01% |
77,100
-37,200
| -33% | -$3.02M |
|
1180
CALL
Pultegroup
PHM
$24.9B
| $7.31M | ﹤0.01% |
69,300
+10,300
| +17% | +$1.04M |
|
1181
Chevron
CVX
$388B
| $7.31M | ﹤0.01% |
+51,030
| New | +$7.19M |
|
1182
PUT
Carpenter Technology
CRS
$26.6B
| $7.3M | ﹤0.01% |
26,400
+11,900
| +82% | +$2.59M |
|
1183
PUT
GoDaddy
GDDY
$12.7B
| $7.27M | ﹤0.01% |
40,400
-12,200
| -23% | -$2.19M |
|
1184
PUT
American Electric Power
AEP
$68.3B
| $7.26M | ﹤0.01% |
70,000
+4,400
| +7% | +$458K |
|
1185
PUT
Ally Financial
ALLY
$13.6B
| $7.24M | ﹤0.01% |
185,900
-89,600
| -33% | -$3.1M |
|
1186
AbbVie
ABBV
$443B
| $7.23M | ﹤0.01% |
38,946
+7,876
| +25% | +$1.46M |
|
1187
CALL
Iron Mountain
IRM
$37.7B
| $7.22M | ﹤0.01% |
70,400
-41,500
| -37% | -$3.91M |
|
1188
CALL
Targa Resources
TRGP
$57.2B
| $7.21M | ﹤0.01% |
41,400
-35,100
| -46% | -$5.9M |
|
1189
PUT
Ciena
CIEN
$62.7B
| $7.21M | ﹤0.01% |
88,600
-49,200
| -36% | -$3.53M |
|
1190
PUT
Wheaton Precious Metals
WPM
$59.9B
| $7.2M | ﹤0.01% |
80,200
+15,700
| +24% | +$1.32M |
|
1191
CALL
Comfort Systems
FIX
$60.8B
| $7.13M | ﹤0.01% |
13,300
-6,600
| -33% | -$2.88M |
|
1192
Dollar Tree
DLTR
$24.9B
| $7.13M | ﹤0.01% |
+72,006
| New | +$6.21M |
|
1193
CALL
The GEO Group
GEO
$4B
| $7.1M | ﹤0.01% |
296,600
-9,400
| -3% | -$257K |
|
1194
CALL
Cummins
CMI
$87B
| $7.07M | ﹤0.01% |
21,600
+1,500
| +7% | +$464K |
|
1195
PUT
Crown Castle
CCI
$32.2B
| $7.03M | ﹤0.01% |
68,400
+28,800
| +73% | +$2.91M |
|
1196
PUT
Southern Company
SO
$107B
| $7.01M | ﹤0.01% |
76,300
-13,300
| -15% | -$1.19M |
|
1197
CALL
Lucid Motors
LCID
$2.54B
| $7M | ﹤0.01% |
331,880
+96,760
| +41% | +$2.32M |
|
1198
CALL
SiriusXM
SIRI
$9.43B
| $7M | ﹤0.01% |
304,600
+81,800
| +37% | +$1.76M |
|
|
HUT
1199
CALL
Hut 8
HUT
$10.2B
| $6.99M | ﹤0.01% |
376,000
+72,400
| +24% | +$1.08M |
|
1200
CALL
Dycom Industries
DY
$12.3B
| $6.97M | ﹤0.01% |
+28,500
| New | +$5.61M |
|
Similar funds
IMC Chicago's Q2 2025 Portfolio in Review
As of Q2 2025, IMC Chicago held 3,685 positions worth $225B, up 27% from $177B the previous quarter. Its ten largest holdings account for 42% of the portfolio.
IMC Chicago deployed $13.1B of net new capital in Q2 2025, opening 615 new positions and adding to 1,602 existing holdings. Its largest new stake was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
By sector, the portfolio is most concentrated in Technology at 0.32% of assets, up from 0.28% a quarter earlier, followed by Consumer Discretionary and Healthcare.
On the sell side, the largest reduction was Invesco QQQ Trust, an estimated $153M trimmed.
- IMC Chicago's largest Q2 2025 buy was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
- IMC Chicago added most to Sprott Physical Gold in Q2 2025, an estimated $77.8M increase.
- IMC Chicago's biggest Q2 2025 reduction was Invesco QQQ Trust, cutting an estimated $153M.
- IMC Chicago fully exited Advanced Micro Devices in Q2 2025, selling an estimated $97.1M.
- IMC Chicago's ten largest holdings make up 42% of its $225B portfolio in Q2 2025.
- IMC Chicago opened 615 new positions and closed 423 in Q2 2025.
- IMC Chicago's portfolio value rose 27% quarter-over-quarter to $225B.
Based on IMC Chicago's 13F filing for Q2 2025, filed 22 Jul 2025.