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 | |
|---|---|---|---|---|---|---|
|
P
851
CALL
Everpure Inc
P
$36.2B
| $14.3M | 0.01% |
248,900
+65,300
| +36% | +$3.25M |
|
852
PUT
Williams-Sonoma
WSM
$28.9B
| $14.2M | 0.01% |
87,200
-41,700
| -32% | -$6.55M |
|
853
Workday
WDAY
$43.1B
| $14.2M | 0.01% |
+59,225
| New | +$14.4M |
|
854
CALL
British American Tobacco
BTI
$121B
| $14.2M | 0.01% |
300,000
+140,300
| +88% | +$6.21M |
|
855
PUT
Phillips 66
PSX
$89.4B
| $14.2M | 0.01% |
118,900
-2,400
| -2% | -$269K |
|
856
CALL
Lemonade
LMND
$3.98B
| $14.2M | 0.01% |
323,200
+61,500
| +24% | +$2.05M |
|
857
CALL
Tractor Supply
TSCO
$18.6B
| $14.1M | 0.01% |
266,400
+48,100
| +22% | +$2.46M |
|
858
CALL
TotalEnergies
TTE
$194B
| $14.1M | 0.01% |
228,900
+118,000
| +106% | +$7M |
|
859
PUT
NIO
NIO
$11.5B
| $14M | 0.01% |
4,095,200
-161,100
| -4% | -$600K |
|
860
CALL
PENN Entertainment
PENN
$2.59B
| $14M | 0.01% |
783,000
-91,700
| -10% | -$1.44M |
|
861
CALL
Trane Technologies
TT
$106B
| $14M | 0.01% |
31,900
+16,000
| +101% | +$6.31M |
|
862
PUT
GitLab
GTLB
$6.94B
| $13.9M | 0.01% |
308,600
+122,800
| +66% | +$5.62M |
|
863
CALL
Paycom
PAYC
$9.33B
| $13.8M | 0.01% |
59,800
-7,400
| -11% | -$1.75M |
|
864
PUT
Invesco Aerospace & Defense ETF
PPA
$8.71B
| $13.8M | 0.01% |
88,900
-152,900
| -63% | -$19.4M |
|
865
PUT
Prudential Financial
PRU
$42.1B
| $13.8M | 0.01% |
128,400
+9,500
| +8% | +$984K |
|
866
PUT
Veeva Systems
VEEV
$38.2B
| $13.8M | 0.01% |
47,900
-1,600
| -3% | -$397K |
|
867
GE Vernova
GEV
$277B
| $13.8M | 0.01% |
+25,999
| New | +$10.8M |
|
868
PUT
NetEase
NTES
$79.2B
| $13.7M | 0.01% |
102,100
-12,000
| -11% | -$1.38M |
|
869
PUT
Clorox
CLX
$12.9B
| $13.7M | 0.01% |
114,100
+77,400
| +211% | +$10.3M |
|
870
CALL
Whirlpool
WHR
$2.78B
| $13.7M | 0.01% |
135,000
+24,200
| +22% | +$2.01M |
|
871
CALL
GeneDx Holdings
WGS
$2.44B
| $13.6M | 0.01% |
147,700
+125,200
| +556% | +$9.83M |
|
872
CALL
Prologis
PLD
$133B
| $13.6M | 0.01% |
129,200
-12,500
| -9% | -$1.31M |
|
873
PUT
HP
HPQ
$26.3B
| $13.6M | 0.01% |
554,800
+217,300
| +64% | +$5.54M |
|
|
BNY
874
CALL
Bank of New York Mellon
BNY
$111B
| $13.6M | 0.01% |
148,900
+41,300
| +38% | +$3.51M |
|
875
CALL
Allstate
ALL
$65.4B
| $13.5M | 0.01% |
67,200
+2,500
| +4% | +$499K |
|
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.