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 | |
|---|---|---|---|---|---|---|
1901
Snap
SNAP
$9.22B
| $2.32M | ﹤0.01% |
267,544
-507,711
| -65% | -$4.22M |
|
1902
CALL
iShares Core MSCI Emerging Markets ETF
IEMG
$158B
| $2.32M | ﹤0.01% |
35,800
+8,900
| +33% | +$497K |
|
1903
CALL
Logitech
LOGI
$14.8B
| $2.32M | ﹤0.01% |
25,700
-1,000
| -4% | -$81.1K |
|
1904
CALL
Canadian Solar
CSIQ
$1.04B
| $2.31M | ﹤0.01% |
209,600
+23,700
| +13% | +$229K |
|
1905
CALL
ArcelorMittal
MT
$55.5B
| $2.31M | ﹤0.01% |
73,100
-3,500
| -5% | -$103K |
|
1906
Joby Aviation
JOBY
$7.91B
| $2.31M | ﹤0.01% |
+218,649
| New | +$1.58M |
|
1907
CALL
Flowserve
FLS
$10.3B
| $2.3M | ﹤0.01% |
44,000
+28,900
| +191% | +$1.36M |
|
1908
PUT
Enovix
ENVX
$958M
| $2.3M | ﹤0.01% |
254,400
-56,571
| -18% | -$369K |
|
1909
CALL
United Natural Foods
UNFI
$2.93B
| $2.3M | ﹤0.01% |
98,700
+64,600
| +189% | +$1.68M |
|
1910
PUT
TAL Education Group
TAL
$6.46B
| $2.29M | ﹤0.01% |
224,300
+111,400
| +99% | +$1.15M |
|
1911
PUT
Canadian Pacific Kansas City
CP
$82.8B
| $2.29M | ﹤0.01% |
28,900
-15,200
| -34% | -$1.17M |
|
1912
CALL
Hyatt Hotels
H
$17B
| $2.29M | ﹤0.01% |
+16,400
| New | +$2.05M |
|
|
RDFN
1913
DELISTED
Redfin
RDFN
| $2.29M | ﹤0.01% |
204,596
-73,629
| -26% | -$722K |
|
1914
CALL
Copa Holdings
CPA
$6.19B
| $2.29M | ﹤0.01% |
20,800
+9,300
| +81% | +$918K |
|
1915
CALL
Murphy Oil
MUR
$4.98B
| $2.28M | ﹤0.01% |
101,300
+22,700
| +29% | +$506K |
|
1916
CALL
TC Energy
TRP
$65.9B
| $2.27M | ﹤0.01% |
46,600
+11,300
| +32% | +$555K |
|
1917
CALL
Lattice Semiconductor
LSCC
$18.3B
| $2.27M | ﹤0.01% |
46,400
-23,400
| -34% | -$1.12M |
|
1918
CALL
Boston Beer
SAM
$1.91B
| $2.27M | ﹤0.01% |
11,900
+700
| +6% | +$161K |
|
1919
CALL
Freshpet
FRPT
$3.52B
| $2.27M | ﹤0.01% |
33,400
-7,100
| -18% | -$555K |
|
1920
CALL
InterDigital
IDCC
$8.91B
| $2.26M | ﹤0.01% |
10,100
-5,100
| -34% | -$1.08M |
|
1921
CALL
Ramaco Resources Class A
METC
$733M
| $2.26M | ﹤0.01% |
172,200
+120,729
| +235% | +$1.15M |
|
1922
Semtech
SMTC
$12.8B
| $2.26M | ﹤0.01% |
+50,122
| New | +$1.78M |
|
1923
PUT
ScottsMiracle-Gro
SMG
$3.56B
| $2.26M | ﹤0.01% |
34,300
+3,900
| +13% | +$225K |
|
1924
CALL
Globant
GLOB
$1.62B
| $2.26M | ﹤0.01% |
+24,900
| New | +$2.66M |
|
1925
Global Payments
GPN
$24.6B
| $2.26M | ﹤0.01% |
+28,251
| New | +$2.24M |
|
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.