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 | |
|---|---|---|---|---|---|---|
1776
PUT
Illinois Tool Works
ITW
$82.6B
| $2.79M | ﹤0.01% |
11,300
-2,400
| -18% | -$580K |
|
1777
Direxion Daily FTSE China Bear 3X ETF
YANG
$98.8M
| $2.79M | ﹤0.01% |
+91,069
| New | +$3.5M |
|
1778
CALL
Keurig Dr Pepper
KDP
$42.9B
| $2.79M | ﹤0.01% |
84,300
+3,800
| +5% | +$129K |
|
1779
CALL
ATI
ATI
$30.9B
| $2.78M | ﹤0.01% |
32,200
+2,200
| +7% | +$151K |
|
1780
CALL
Franklin Resources
BEN
$17.1B
| $2.77M | ﹤0.01% |
116,300
+27,900
| +32% | +$575K |
|
1781
CleanSpark
CLSK
$3.01B
| $2.77M | ﹤0.01% |
251,333
-396,244
| -61% | -$3.53M |
|
1782
CALL
ARK Web x.0 ETF
ARKW
$1.8B
| $2.76M | ﹤0.01% |
18,700
-400
| -2% | -$45.7K |
|
1783
PUT
TE Connectivity
TEL
$62.8B
| $2.75M | ﹤0.01% |
+16,300
| New | +$2.47M |
|
1784
CALL
Aehr Test Systems
AEHR
$4.38B
| $2.75M | ﹤0.01% |
212,600
+6,300
| +3% | +$60K |
|
1785
Uranium Energy
UEC
$5.63B
| $2.74M | ﹤0.01% |
403,344
-22,028
| -5% | -$123K |
|
1786
Direxion Daily Homebuilders & Supplies Bull 3X ETF
NAIL
$582M
| $2.74M | ﹤0.01% |
51,688
-5,840
| -10% | -$301K |
|
1787
CALL
Celanese
CE
$4.96B
| $2.73M | ﹤0.01% |
49,400
+13,400
| +37% | +$668K |
|
1788
PUT
Alamos Gold
AGI
$14B
| $2.73M | ﹤0.01% |
102,700
+28,600
| +39% | +$765K |
|
1789
CALL
Canadian National Railway
CNI
$77.1B
| $2.73M | ﹤0.01% |
26,200
+1,500
| +6% | +$153K |
|
1790
PUT
Sysco
SYY
$40B
| $2.72M | ﹤0.01% |
35,900
+7,200
| +25% | +$523K |
|
1791
PUT
Raymond James Financial
RJF
$34.9B
| $2.71M | ﹤0.01% |
+17,700
| New | +$2.53M |
|
1792
PUT
Amplify Online Retail ETF
IBUY
$125M
| $2.7M | ﹤0.01% |
182,700
-50,200
| -22% | -$3.21M |
|
1793
PUT
TotalEnergies
TTE
$195B
| $2.7M | ﹤0.01% |
44,000
-22,600
| -34% | -$1.34M |
|
1794
Clorox
CLX
$12.7B
| $2.7M | ﹤0.01% |
+22,489
| New | +$3M |
|
1795
PUT
WEC Energy
WEC
$35.8B
| $2.7M | ﹤0.01% |
+25,900
| New | +$2.76M |
|
1796
PUT
Equifax
EFX
$21.4B
| $2.7M | ﹤0.01% |
+10,400
| New | +$2.65M |
|
1797
PUT
M&T Bank
MTB
$36.8B
| $2.7M | ﹤0.01% |
13,900
+3,700
| +36% | +$653K |
|
1798
CALL
First Horizon
FHN
$12.4B
| $2.69M | ﹤0.01% |
127,100
+54,500
| +75% | +$1.04M |
|
1799
CALL
Quest Diagnostics
DGX
$26.1B
| $2.69M | ﹤0.01% |
15,000
-2,800
| -16% | -$486K |
|
1800
Flowserve
FLS
$10.3B
| $2.68M | ﹤0.01% |
+51,271
| New | +$2.41M |
|
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.