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 | |
|---|---|---|---|---|---|---|
901
PUT
Kinder Morgan
KMI
$71.4B
| $12.9M | 0.01% |
439,300
-55,800
| -11% | -$1.53M |
|
902
CALL
MGM Resorts International
MGM
$11.1B
| $12.9M | 0.01% |
374,500
-65,800
| -15% | -$2.09M |
|
903
CALL
BILL Holdings
BILL
$5.11B
| $12.9M | 0.01% |
278,200
+39,400
| +16% | +$1.74M |
|
904
PUT
Applied Digital
APLD
$8.81B
| $12.9M | 0.01% |
1,276,100
+797,600
| +167% | +$5.88M |
|
|
ZVOL
905
CALL
Volatility Premium Plus ETF
ZVOL
$15.3M
| $12.8M | 0.01% |
227,000
-46,700
| -17% | -$620K |
|
906
CALL
Tapestry
TPR
$25.9B
| $12.8M | 0.01% |
146,300
-32,500
| -18% | -$2.46M |
|
907
CALL
Biogen
BIIB
$31.1B
| $12.8M | 0.01% |
102,000
+17,100
| +20% | +$2.13M |
|
908
CALL
Peloton Interactive
PTON
$2.44B
| $12.8M | 0.01% |
1,841,600
+1,093,600
| +146% | +$7.1M |
|
909
CALL
Fluor
FLR
$7B
| $12.7M | 0.01% |
247,900
+9,100
| +4% | +$363K |
|
910
PUT
Shake Shack
SHAK
$2.98B
| $12.7M | 0.01% |
90,300
+11,500
| +15% | +$1.25M |
|
911
CALL
Waste Management
WM
$89.6B
| $12.7M | 0.01% |
55,400
-19,300
| -26% | -$4.48M |
|
912
PUT
Southwest Airlines
LUV
$22B
| $12.7M | 0.01% |
390,000
+27,300
| +8% | +$822K |
|
913
PUT
Paycom
PAYC
$10.1B
| $12.6M | 0.01% |
54,500
+6,000
| +12% | +$1.42M |
|
914
PUT
Nu Holdings
NU
$67.3B
| $12.6M | 0.01% |
918,400
+31,000
| +3% | +$371K |
|
915
Caterpillar
CAT
$393B
| $12.6M | 0.01% |
+32,442
| New | +$10.8M |
|
916
PUT
Global Payments
GPN
$25.1B
| $12.6M | 0.01% |
157,300
+65,700
| +72% | +$5.2M |
|
917
CALL
Credit Acceptance
CACC
$6.05B
| $12.6M | 0.01% |
+24,700
| New | +$12.1M |
|
918
PUT
American Tower
AMT
$81.2B
| $12.6M | 0.01% |
56,900
-2,500
| -4% | -$540K |
|
919
CALL
Groupon
GRPN
$894M
| $12.6M | 0.01% |
375,900
+6,200
| +2% | +$158K |
|
920
CALL
Alcoa
AA
$13.1B
| $12.6M | 0.01% |
425,600
+44,800
| +12% | +$1.21M |
|
|
SMLR
921
CALL
DELISTED
Semler Scientific
SMLR
| $12.6M | 0.01% |
324,000
+275,700
| +571% | +$9.83M |
|
|
PLTD
922
Direxion Dailly PLTR Bear 1X ETF
PLTD
$31.7M
| $12.5M | 0.01% |
1,336,197
+1,123,294
| +528% | +$13.3M |
|
923
PUT
Kenvue
KVUE
$36.9B
| $12.5M | 0.01% |
596,400
+152,300
| +34% | +$3.46M |
|
924
PUT
Fidelity National Information Services
FIS
$22.8B
| $12.5M | 0.01% |
153,100
+45,900
| +43% | +$3.57M |
|
925
Danaher
DHR
$143B
| $12.5M | 0.01% |
63,066
-4,726
| -7% | -$916K |
|
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.