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 | |
|---|---|---|---|---|---|---|
1601
CALL
Jefferies Financial Group
JEF
$12.7B
| $3.64M | ﹤0.01% |
66,500
-12,400
| -16% | -$614K |
|
1602
PUT
Logitech
LOGI
$14.8B
| $3.63M | ﹤0.01% |
40,300
+13,500
| +50% | +$1.1M |
|
1603
ProShares Short Russell2000
RWM
$99.1M
| $3.63M | ﹤0.01% |
192,843
+151,472
| +366% | +$3.09M |
|
1604
PUT
Joby Aviation
JOBY
$7.97B
| $3.63M | ﹤0.01% |
343,900
+177,100
| +106% | +$1.28M |
|
1605
PUT
Zions Bancorporation
ZION
$10.6B
| $3.63M | ﹤0.01% |
69,800
+28,100
| +67% | +$1.32M |
|
1606
CALL
Lumen
LUMN
$6.83B
| $3.62M | ﹤0.01% |
826,300
-3,500
| -0.4% | -$13.6K |
|
1607
CALL
Saia
SAIA
$10.2B
| $3.62M | ﹤0.01% |
+13,200
| New | +$3.76M |
|
1608
ProShares Ultra Bloomberg Natural Gas
BOIL
$409M
| $3.62M | ﹤0.01% |
39,238
-1,267
| -3% | -$147K |
|
1609
PUT
Uranium Energy
UEC
$5.64B
| $3.6M | ﹤0.01% |
528,900
+65,400
| +14% | +$366K |
|
1610
CALL
Innodata
INOD
$2.06B
| $3.59M | ﹤0.01% |
70,000
+6,500
| +10% | +$256K |
|
|
JNPR
1611
DELISTED
Juniper Networks
JNPR
| $3.58M | ﹤0.01% |
89,759
+79,419
| +768% | +$2.85M |
|
1612
CALL
dLocal
DLO
$4.21B
| $3.56M | ﹤0.01% |
313,900
+11,500
| +4% | +$113K |
|
1613
ProShares UltraShort S&P500
SDS
$364M
| $3.56M | ﹤0.01% |
+42,753
| New | +$4.25M |
|
1614
PUT
AMC Entertainment Holdings
AMC
$2.28B
| $3.54M | ﹤0.01% |
1,142,700
+93,000
| +9% | +$276K |
|
1615
CALL
ScottsMiracle-Gro
SMG
$3.58B
| $3.54M | ﹤0.01% |
53,700
+400
| +0.8% | +$23.1K |
|
1616
Kratos Defense & Security Solutions
KTOS
$11.9B
| $3.54M | ﹤0.01% |
76,235
+61,076
| +403% | +$2.21M |
|
1617
PUT
Kohl's
KSS
$2.22B
| $3.54M | ﹤0.01% |
417,100
+105,900
| +34% | +$814K |
|
|
EH
1618
PUT
EHang Holdings
EH
$451M
| $3.53M | ﹤0.01% |
203,600
+69,200
| +51% | +$1.17M |
|
1619
CALL
Alpha Metallurgical Resources
AMR
$2.07B
| $3.53M | ﹤0.01% |
31,400
-8,900
| -22% | -$1.04M |
|
|
VRNT
1620
CALL
DELISTED
Verint Systems
VRNT
| $3.52M | ﹤0.01% |
+179,200
| New | +$3.13M |
|
1621
PUT
Stellantis
STLA
$20.3B
| $3.52M | ﹤0.01% |
351,300
+80,800
| +30% | +$796K |
|
1622
PUT
Ares Management
ARES
$32.9B
| $3.52M | ﹤0.01% |
20,300
+7,700
| +61% | +$1.22M |
|
1623
PUT
Annaly Capital Management
NLY
$17.6B
| $3.51M | ﹤0.01% |
186,600
-69,300
| -27% | -$1.32M |
|
1624
BP
BP
$110B
| $3.5M | ﹤0.01% |
+116,919
| New | +$3.43M |
|
1625
CALL
Raymond James Financial
RJF
$34.9B
| $3.5M | ﹤0.01% |
22,800
+200
| +0.9% | +$28.6K |
|
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.