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 | |
|---|---|---|---|---|---|---|
2051
PUT
Cheesecake Factory
CAKE
$5.59B
| $1.88M | ﹤0.01% |
30,000
-29,000
| -49% | -$1.54M |
|
2052
The GEO Group
GEO
$4.03B
| $1.88M | ﹤0.01% |
78,386
+10,767
| +16% | +$294K |
|
2053
Baxter International
BAX
$13.8B
| $1.88M | ﹤0.01% |
61,986
-381,394
| -86% | -$11.6M |
|
2054
PUT
BHP
BHP
$222B
| $1.88M | ﹤0.01% |
39,000
+15,400
| +65% | +$740K |
|
2055
VF Corp
VFC
$5.78B
| $1.87M | ﹤0.01% |
159,560
+88,310
| +124% | +$1.09M |
|
2056
CALL
Coeur Mining
CDE
$19.9B
| $1.87M | ﹤0.01% |
211,600
+83,400
| +65% | +$607K |
|
|
CEP
2057
PUT
DELISTED
Cantor Equity Partners
CEP
| $1.87M | ﹤0.01% |
+67,400
| New | +$2.06M |
|
2058
PUT
TripAdvisor
TRIP
$1.29B
| $1.87M | ﹤0.01% |
143,200
-93,800
| -40% | -$1.25M |
|
|
SGI
2059
CALL
Somnigroup International
SGI
$13.9B
| $1.86M | ﹤0.01% |
27,400
+200
| +0.7% | +$12.6K |
|
2060
SentinelOne
S
$8.08B
| $1.86M | ﹤0.01% |
+101,700
| New | +$1.86M |
|
2061
CALL
Thor Industries
THO
$4.06B
| $1.86M | ﹤0.01% |
20,900
-13,400
| -39% | -$1.06M |
|
|
ETHA
2062
CALL
iShares Ethereum Trust ETF
ETHA
$5.51B
| $1.85M | ﹤0.01% |
+97,000
| New | +$1.61M |
|
|
SMST
2063
PUT
Defiance Daily Target 2x Short MSTR ETF
SMST
$28.5M
| $1.85M | ﹤0.01% |
+77,200
| New | +$2.8M |
|
|
VTLE
2064
PUT
DELISTED
Vital Energy
VTLE
| $1.85M | ﹤0.01% |
114,800
+35,800
| +45% | +$585K |
|
2065
PUT
Navitas Semiconductor
NVTS
$3.62B
| $1.85M | ﹤0.01% |
+281,900
| New | +$1.09M |
|
|
SGI
2066
PUT
Somnigroup International
SGI
$13.9B
| $1.84M | ﹤0.01% |
27,100
-2,500
| -8% | -$157K |
|
2067
PUT
International Flavors & Fragrances
IFF
$21.3B
| $1.84M | ﹤0.01% |
25,000
-2,800
| -10% | -$211K |
|
2068
CALL
Digital Turbine
APPS
$1.5B
| $1.84M | ﹤0.01% |
311,600
+51,800
| +20% | +$213K |
|
2069
Direxion Daily Financial Bull 3x ETF
FAS
$2.49B
| $1.84M | ﹤0.01% |
+10,899
| New | +$1.59M |
|
2070
CALL
Matsons
MATX
$6.47B
| $1.84M | ﹤0.01% |
+16,500
| New | +$1.81M |
|
2071
PUT
Copa Holdings
CPA
$6.22B
| $1.84M | ﹤0.01% |
16,700
-900
| -5% | -$88.8K |
|
2072
CALL
Charles River Laboratories
CRL
$13.4B
| $1.84M | ﹤0.01% |
+12,100
| New | +$1.61M |
|
2073
CALL
Frontline
FRO
$9.16B
| $1.83M | ﹤0.01% |
111,700
+79,600
| +248% | +$1.35M |
|
2074
CALL
Sphere Entertainment
SPHR
$6.27B
| $1.83M | ﹤0.01% |
43,800
-24,400
| -36% | -$826K |
|
2075
Sweetgreen
SG
$714M
| $1.83M | ﹤0.01% |
+122,960
| New | +$2.03M |
|
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.