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 | |
|---|---|---|---|---|---|---|
|
CIVI
2076
DELISTED
Civitas Resources
CIVI
| $1.83M | ﹤0.01% |
66,476
+52,359
| +371% | +$1.52M |
|
|
TSSI
2077
CALL
TSS Inc
TSSI
$336M
| $1.82M | ﹤0.01% |
+63,200
| New | +$831K |
|
2078
CALL
Bumble
BMBL
$359M
| $1.81M | ﹤0.01% |
275,100
-46,400
| -14% | -$234K |
|
2079
PUT
Clear Secure
YOU
$4.7B
| $1.81M | ﹤0.01% |
65,200
-17,200
| -21% | -$438K |
|
2080
CALL
Axos Financial
AX
$5.72B
| $1.81M | ﹤0.01% |
23,800
+2,600
| +12% | +$176K |
|
2081
Bentley Systems
BSY
$11B
| $1.81M | ﹤0.01% |
+33,486
| New | +$1.55M |
|
2082
PUT
TMC The Metals Company
TMC
$1.91B
| $1.81M | ﹤0.01% |
+273,500
| New | +$1.05M |
|
2083
Sable Offshore Corp
SOC
$773M
| $1.8M | ﹤0.01% |
+82,005
| New | +$1.91M |
|
2084
iShares US Home Construction ETF
ITB
$2.37B
| $1.8M | ﹤0.01% |
+19,330
| New | +$1.77M |
|
2085
PUT
InMode
INMD
$876M
| $1.8M | ﹤0.01% |
124,700
-15,400
| -11% | -$226K |
|
2086
PUT
Ryder
R
$10.1B
| $1.8M | ﹤0.01% |
+11,300
| New | +$1.66M |
|
2087
PUT
Trupanion
TRUP
$1.33B
| $1.79M | ﹤0.01% |
32,400
-11,700
| -27% | -$518K |
|
2088
PUT
Gen Digital
GEN
$17.7B
| $1.79M | ﹤0.01% |
60,900
+42,700
| +235% | +$1.17M |
|
2089
GraniteShares 2x Long COIN Daily ETF
CONL
$431M
| $1.79M | ﹤0.01% |
38,707
-155,472
| -80% | -$3.65M |
|
2090
CALL
Nokia
NOK
$59B
| $1.79M | ﹤0.01% |
344,600
+50,700
| +17% | +$261K |
|
2091
PUT
Cinemark Holdings
CNK
$4.37B
| $1.78M | ﹤0.01% |
59,100
+26,900
| +84% | +$813K |
|
2092
PUT
ARK Web x.0 ETF
ARKW
$1.82B
| $1.77M | ﹤0.01% |
+12,000
| New | +$1.37M |
|
2093
Campbell Soup
CPB
$6.94B
| $1.77M | ﹤0.01% |
+57,769
| New | +$2.03M |
|
2094
PUT
Southern Copper
SCCO
$158B
| $1.77M | ﹤0.01% |
18,376
+7,453
| +68% | +$648K |
|
2095
CALL
CoreCivic
CXW
$3.32B
| $1.77M | ﹤0.01% |
84,000
-30,700
| -27% | -$662K |
|
2096
CALL
PagSeguro Digital
PAGS
$2.43B
| $1.76M | ﹤0.01% |
183,000
-11,100
| -6% | -$100K |
|
2097
CALL
Otis Worldwide
OTIS
$28.2B
| $1.76M | ﹤0.01% |
17,800
+200
| +1% | +$19.3K |
|
2098
CALL
Vital Farms
VITL
$498M
| $1.76M | ﹤0.01% |
45,700
-90,900
| -67% | -$3.07M |
|
2099
CALL
MSC Industrial Direct
MSM
$6.67B
| $1.76M | ﹤0.01% |
+20,700
| New | +$1.64M |
|
2100
e.l.f. Beauty
ELF
$5.43B
| $1.76M | ﹤0.01% |
14,137
-40,984
| -74% | -$3.5M |
|
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.