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 | |
|---|---|---|---|---|---|---|
2726
PUT
Weatherford International
WFRD
$6.6B
| $654K | ﹤0.01% |
+13,000
| New | +$604K |
|
2727
CALL
Terex
TEX
$7.57B
| $654K | ﹤0.01% |
14,000
-3,500
| -20% | -$146K |
|
2728
BioMarin Pharmaceuticals
BMRN
$13.3B
| $652K | ﹤0.01% |
+11,866
| New | +$699K |
|
2729
CALL
Vanguard Long-Term Treasury ETF
VGLT
$10.4B
| $651K | ﹤0.01% |
+11,600
| New | +$643K |
|
2730
PUT
CoreCivic
CXW
$3.13B
| $649K | ﹤0.01% |
30,800
-22,900
| -43% | -$494K |
|
2731
CALL
Jack in the Box
JACK
$358M
| $648K | ﹤0.01% |
37,100
+6,600
| +22% | +$148K |
|
2732
Petco
WOOF
$817M
| $647K | ﹤0.01% |
228,740
-15,264
| -6% | -$47.4K |
|
2733
PUT
Trex
TREX
$5.1B
| $647K | ﹤0.01% |
+11,900
| New | +$674K |
|
2734
CALL
United States Copper Index Fund
CPER
$771M
| $645K | ﹤0.01% |
20,400
-16,400
| -45% | -$486K |
|
2735
CALL
NOV
NOV
$7.36B
| $645K | ﹤0.01% |
51,900
-40,800
| -44% | -$514K |
|
2736
PUT
O-I Glass
OI
$1.05B
| $644K | ﹤0.01% |
43,700
+6,500
| +17% | +$83.1K |
|
2737
PUT
Organon & Co
OGN
$3.6B
| $644K | ﹤0.01% |
66,500
-18,500
| -22% | -$191K |
|
2738
InMode
INMD
$875M
| $644K | ﹤0.01% |
44,566
-70,165
| -61% | -$1.03M |
|
2739
CALL
LegalZoom.com
LZ
$993M
| $643K | ﹤0.01% |
+72,200
| New | +$605K |
|
2740
Melco Resorts & Entertainment
MLCO
$2.14B
| $643K | ﹤0.01% |
88,950
-77,208
| -46% | -$449K |
|
2741
PUT
Green Plains
GPRE
$1.09B
| $642K | ﹤0.01% |
106,500
+11,500
| +12% | +$50.7K |
|
2742
CALL
Dana Inc
DAN
$3.26B
| $638K | ﹤0.01% |
37,200
+14,900
| +67% | +$222K |
|
|
WRD
2743
PUT
WeRide Inc
WRD
$1.96B
| $636K | ﹤0.01% |
+80,700
| New | +$720K |
|
|
VOYG
2744
CALL
Voyager Technologies
VOYG
$2.68B
| $636K | ﹤0.01% |
+16,200
| New | +$772K |
|
2745
PUT
UGI
UGI
$7.56B
| $634K | ﹤0.01% |
17,400
-3,100
| -15% | -$107K |
|
2746
PUT
Main Street Capital
MAIN
$5.54B
| $632K | ﹤0.01% |
+10,700
| New | +$591K |
|
|
WRD
2747
WeRide Inc
WRD
$1.96B
| $631K | ﹤0.01% |
+80,067
| New | +$714K |
|
2748
B2Gold
BTG
$6.7B
| $629K | ﹤0.01% |
174,353
-46,533
| -21% | -$153K |
|
2749
CALL
FuelCell Energy
FCEL
$1.63B
| $626K | ﹤0.01% |
111,600
-16,100
| -13% | -$78.1K |
|
2750
PUT
Camping World
CWH
$675M
| $624K | ﹤0.01% |
36,300
-3,500
| -9% | -$54.6K |
|
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.