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 | |
|---|---|---|---|---|---|---|
1751
CALL
Labcorp
LH
$26B
| $2.91M | ﹤0.01% |
+11,100
| New | +$2.7M |
|
1752
PUT
PACCAR
PCAR
$68.9B
| $2.91M | ﹤0.01% |
30,600
-7,700
| -20% | -$711K |
|
1753
PUT
Noble Corp
NE
$7.23B
| $2.91M | ﹤0.01% |
109,500
-48,600
| -31% | -$1.17M |
|
1754
PUT
Freshpet
FRPT
$3.51B
| $2.89M | ﹤0.01% |
42,500
-1,100
| -3% | -$85.9K |
|
1755
PUT
Booz Allen Hamilton
BAH
$9.36B
| $2.88M | ﹤0.01% |
27,700
+400
| +1% | +$44.8K |
|
1756
PUT
ZIM Integrated Shipping Services
ZIM
$3.4B
| $2.88M | ﹤0.01% |
179,200
+128,100
| +251% | +$2.02M |
|
1757
CALL
American Water Works
AWK
$27B
| $2.88M | ﹤0.01% |
20,700
+400
| +2% | +$57.3K |
|
1758
PUT
Sprott Uranium Miners ETF
URNM
$2.01B
| $2.87M | ﹤0.01% |
59,900
-16,700
| -22% | -$633K |
|
|
EXAS
1759
CALL
DELISTED
Exact Sciences
EXAS
| $2.86M | ﹤0.01% |
53,900
+17,200
| +47% | +$874K |
|
1760
PUT
AerCap
AER
$23.8B
| $2.85M | ﹤0.01% |
24,400
-20,700
| -46% | -$2.24M |
|
1761
CALL
CNX Resources
CNX
$5.3B
| $2.85M | ﹤0.01% |
84,600
+18,500
| +28% | +$583K |
|
1762
PUT
iQIYI
IQ
$1.3B
| $2.84M | ﹤0.01% |
1,606,200
+640,600
| +66% | +$1.15M |
|
1763
PUT
Plains All American Pipeline
PAA
$16.7B
| $2.84M | ﹤0.01% |
155,100
+35,200
| +29% | +$614K |
|
1764
PUT
Coeur Mining
CDE
$19.5B
| $2.84M | ﹤0.01% |
320,700
-140,600
| -30% | -$1.02M |
|
1765
CALL
Viking Therapeutics
VKTX
$3.85B
| $2.84M | ﹤0.01% |
+107,000
| New | +$2.82M |
|
|
SNDK
1766
CALL
Sandisk
SNDK
$236B
| $2.83M | ﹤0.01% |
62,500
+33,600
| +116% | +$1.29M |
|
1767
CALL
Campbell Soup
CPB
$6.92B
| $2.83M | ﹤0.01% |
92,300
+31,300
| +51% | +$1.1M |
|
1768
CALL
Invesco CurrencyShares Euro Currency Trust
FXE
$342M
| $2.83M | ﹤0.01% |
26,000
+8,500
| +49% | +$889K |
|
|
BPMC
1769
CALL
DELISTED
Blueprint Medicines
BPMC
| $2.82M | ﹤0.01% |
+22,000
| New | +$2.29M |
|
|
GRRR
1770
CALL
Gorilla Technology Group
GRRR
$436M
| $2.81M | ﹤0.01% |
141,500
-14,300
| -9% | -$267K |
|
1771
CALL
JetBlue
JBLU
$2.12B
| $2.81M | ﹤0.01% |
665,200
+238,100
| +56% | +$1.07M |
|
|
1772
PUT
JetBlue
JBLU
$2.12B
| $2.81M | ﹤0.01% |
664,600
+134,600
| +25% | +$603K |
|
1773
PUT
Kyndryl
KD
$2.89B
| $2.8M | ﹤0.01% |
66,800
-152,500
| -70% | -$5.51M |
|
|
SKX
1774
PUT
DELISTED
Skechers
SKX
| $2.8M | ﹤0.01% |
44,400
-5,300
| -11% | -$304K |
|
1775
PUT
OneMain Financial
OMF
$7.53B
| $2.8M | ﹤0.01% |
49,100
+10,600
| +28% | +$529K |
|
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.