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 | |
|---|---|---|---|---|---|---|
951
CALL
Enterprise Products Partners
EPD
$82.1B
| $11.7M | 0.01% |
378,700
-11,800
| -3% | -$368K |
|
952
PUT
AstraZeneca
AZN
$244B
| $11.7M | 0.01% |
83,900
-7,400
| -8% | -$1.04M |
|
953
PUT
XPeng
XPEV
$11.3B
| $11.7M | 0.01% |
655,700
-55,200
| -8% | -$1.08M |
|
954
CALL
GoDaddy
GDDY
$12.7B
| $11.7M | 0.01% |
65,100
-55,000
| -46% | -$9.87M |
|
955
CALL
Cleveland-Cliffs
CLF
$6.93B
| $11.7M | 0.01% |
1,542,000
+285,500
| +23% | +$2.12M |
|
956
PUT
Tractor Supply
TSCO
$18.8B
| $11.7M | 0.01% |
221,400
-16,400
| -7% | -$839K |
|
|
IPFF
957
CALL
DELISTED
iShares International Preferred Stock ETF
IPFF
| $11.7M | 0.01% |
211,200
-33,700
| -14% | -$1.86M |
|
958
PUT
Stanley Black & Decker
SWK
$15.4B
| $11.7M | 0.01% |
172,200
+90,700
| +111% | +$5.85M |
|
959
PUT
Trip.com Group
TCOM
$28.3B
| $11.7M | 0.01% |
198,900
+62,100
| +45% | +$3.73M |
|
960
PUT
Northern Trust
NTRS
$34.8B
| $11.7M | 0.01% |
91,900
+60,400
| +192% | +$6.18M |
|
961
CALL
CarMax
KMX
$8.52B
| $11.6M | 0.01% |
172,800
+32,900
| +24% | +$2.21M |
|
|
962
CALL
Trip.com Group
TCOM
$28.3B
| $11.6M | 0.01% |
197,300
+55,900
| +40% | +$3.36M |
|
963
CALL
Kenvue
KVUE
$36.9B
| $11.5M | 0.01% |
551,400
+12,000
| +2% | +$273K |
|
964
PUT
L3Harris
LHX
$53.7B
| $11.5M | 0.01% |
46,000
+16,200
| +54% | +$3.72M |
|
965
CALL
Sherwin-Williams
SHW
$87.8B
| $11.5M | 0.01% |
33,600
+6,100
| +22% | +$2.11M |
|
|
CYBR
966
PUT
DELISTED
CyberArk
CYBR
| $11.5M | 0.01% |
28,300
+6,000
| +27% | +$2.19M |
|
967
CALL
iShares Gold Trust
IAU
$64.5B
| $11.4M | 0.01% |
183,400
+85,100
| +87% | +$5.27M |
|
968
CALL
SAP
SAP
$242B
| $11.4M | 0.01% |
37,500
+3,800
| +11% | +$1.09M |
|
969
PUT
Riot Platforms
RIOT
$7.21B
| $11.4M | 0.01% |
1,005,500
-320,400
| -24% | -$2.72M |
|
970
PUT
Samsara
IOT
$24B
| $11.3M | 0.01% |
284,700
+24,900
| +10% | +$1.03M |
|
971
CALL
APA Corp
APA
$14B
| $11.3M | 0.01% |
616,900
+129,000
| +26% | +$2.24M |
|
972
PUT
Waste Management
WM
$89.6B
| $11.3M | 0.01% |
49,200
+20,200
| +70% | +$4.69M |
|
973
PUT
Truist Financial
TFC
$64.7B
| $11.2M | 0.01% |
261,600
+113,300
| +76% | +$4.43M |
|
974
CALL
Williams Companies
WMB
$89.3B
| $11.2M | 0.01% |
178,500
-63,600
| -26% | -$3.75M |
|
975
PUT
American Conservative Values ETF
ACVF
$159M
| $11.2M | 0.01% |
1,080,900
-152,500
| -12% | -$6.68M |
|
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.