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 | |
|---|---|---|---|---|---|---|
2976
PUT
Ericsson
ERIC
$33.5B
| $404K | ﹤0.01% |
47,700
-4,900
| -9% | -$40.3K |
|
2977
Direxion Daily 7-10 Year Treasury Bull 3X ETF
TYD
$32M
| $403K | ﹤0.01% |
15,894
+2,961
| +23% | +$73.3K |
|
2978
Evolv Technologies
EVLV
$996M
| $403K | ﹤0.01% |
64,565
-19,489
| -23% | -$90.2K |
|
|
WRD
2979
CALL
WeRide Inc
WRD
$1.89B
| $403K | ﹤0.01% |
+51,100
| New | +$456K |
|
2980
Digital Turbine
APPS
$1.51B
| $401K | ﹤0.01% |
+67,962
| New | +$279K |
|
2981
Apple Hospitality REIT
APLE
$3.7B
| $399K | ﹤0.01% |
+34,178
| New | +$401K |
|
2982
PUT
Paysafe
PSFE
$347M
| $399K | ﹤0.01% |
+31,600
| New | +$432K |
|
|
KC
2983
PUT
Kingsoft Cloud Holdings
KC
$3.48B
| $398K | ﹤0.01% |
31,800
-50,600
| -61% | -$655K |
|
2984
PUT
Caleres
CAL
$464M
| $397K | ﹤0.01% |
32,500
-2,900
| -8% | -$43.5K |
|
|
SPR
2985
DELISTED
Spirit AeroSystems
SPR
| $395K | ﹤0.01% |
+10,341
| New | +$372K |
|
2986
United Natural Foods
UNFI
$2.9B
| $394K | ﹤0.01% |
+16,905
| New | +$441K |
|
|
SERV
2987
Serve Robotics
SERV
$436M
| $393K | ﹤0.01% |
+34,352
| New | +$302K |
|
2988
Goodyear
GT
$1.72B
| $393K | ﹤0.01% |
37,865
-69,640
| -65% | -$737K |
|
2989
CALL
Byrna Technologies
BYRN
$97.8M
| $392K | ﹤0.01% |
+12,700
| New | +$310K |
|
2990
GoodRx Holdings
GDRX
$1.24B
| $392K | ﹤0.01% |
78,616
+13,330
| +20% | +$57.9K |
|
2991
PUT
Denison Mines
DNN
$3.01B
| $391K | ﹤0.01% |
215,100
+13,300
| +7% | +$20.2K |
|
2992
CALL
Extreme Networks
EXTR
$3.23B
| $391K | ﹤0.01% |
+21,800
| New | +$321K |
|
2993
PUT
Rexford Industrial Realty
REXR
$8.09B
| $391K | ﹤0.01% |
+11,000
| New | +$384K |
|
2994
Coty
COTY
$2.45B
| $390K | ﹤0.01% |
83,826
-8,656
| -9% | -$42.9K |
|
2995
Novavax
NVAX
$1.3B
| $389K | ﹤0.01% |
61,793
+17,329
| +39% | +$115K |
|
2996
PUT
Innoviz Technologies
INVZ
$114M
| $389K | ﹤0.01% |
+237,200
| New | +$207K |
|
2997
PUT
UWM Holdings
UWMC
$2.42B
| $387K | ﹤0.01% |
93,400
+53,900
| +136% | +$237K |
|
|
ETH
2998
CALL
Grayscale Ethereum Staking Mini ETF Shares
ETH
$1.73B
| $387K | ﹤0.01% |
+16,300
| New | +$337K |
|
|
ETH
2999
PUT
Grayscale Ethereum Staking Mini ETF Shares
ETH
$1.73B
| $387K | ﹤0.01% |
+16,300
| New | +$337K |
|
|
HSAI
3000
CALL
Hesai Group
HSAI
$2.97B
| $386K | ﹤0.01% |
17,600
-3,700
| -17% | -$65.1K |
|
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.