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 |
Invesco QQQ Trust
QQQ
|
+$203M |
| 2 |
JD.com
JD
|
+$105M |
| 3 |
Boeing
BA
|
+$105M |
| 4 |
Applovin
APP
|
+$93.6M |
| 5 |
Netflix
NFLX
|
+$81.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$167M |
| 2 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$146M |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$135M |
| 4 |
Pinduoduo
PDD
|
+$128M |
| 5 |
Palantir
PLTR
|
+$108M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Consumer Discretionary | 0.39% |
| 2 | Technology | 0.33% |
| 3 | Communication Services | 0.22% |
| 4 | Industrials | 0.16% |
| 5 | Financials | 0.14% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
ETHV
1876
VanEck Ethereum ETF
ETHV
$95.7M
| $3.36M | ﹤0.01% |
+55,161
| New | +$3.17M |
|
1877
PUT
Thor Industries
THO
$4.1B
| $3.36M | ﹤0.01% |
32,400
+2,700
| +9% | +$272K |
|
1878
HP
HPQ
$27.6B
| $3.36M | ﹤0.01% |
123,368
+38,246
| +45% | +$1.02M |
|
1879
Wheaton Precious Metals
WPM
$61B
| $3.34M | ﹤0.01% |
+29,880
| New | +$2.92M |
|
1880
Illumina
ILMN
$29B
| $3.33M | ﹤0.01% |
+35,095
| New | +$3.48M |
|
1881
PUT
United States Antimony
UAMY
$825M
| $3.33M | ﹤0.01% |
+537,100
| New | +$2.24M |
|
1882
Direxion Daily TSLA Bear 1X ETF
TSLS
$73.9M
| $3.33M | ﹤0.01% |
61,891
+15,409
| +33% | +$1.1M |
|
1883
PUT
Dover
DOV
$28B
| $3.32M | ﹤0.01% |
19,900
-300
| -1% | -$53.8K |
|
1884
PUT
Harrow
HROW
$1.54B
| $3.32M | ﹤0.01% |
68,900
+24,700
| +56% | +$931K |
|
|
NVMI
1885
Nova
NVMI
$13.3B
| $3.32M | ﹤0.01% |
+10,384
| New | +$2.87M |
|
1886
PUT
Fluence Energy
FLNC
$2.45B
| $3.32M | ﹤0.01% |
307,300
-18,600
| -6% | -$155K |
|
1887
Alamos Gold
AGI
$14B
| $3.32M | ﹤0.01% |
95,174
+83,538
| +718% | +$2.39M |
|
1888
CALL
Huntington Bancshares
HBAN
$36.1B
| $3.32M | ﹤0.01% |
192,000
+57,200
| +42% | +$978K |
|
1889
PUT
Gartner
IT
$11.4B
| $3.31M | ﹤0.01% |
+12,600
| New | +$3.67M |
|
1890
State Street SPDR S&P Retail ETF
XRT
$640M
| $3.3M | ﹤0.01% |
+38,339
| New | +$3.2M |
|
1891
PUT
Scotiabank
BNS
$111B
| $3.3M | ﹤0.01% |
51,100
+14,300
| +39% | +$843K |
|
|
EH
1892
EHang Holdings
EH
$446M
| $3.3M | ﹤0.01% |
177,670
+27,690
| +18% | +$485K |
|
1893
CALL
Gold Fields
GFI
$35.8B
| $3.29M | ﹤0.01% |
78,500
-7,100
| -8% | -$220K |
|
1894
CSX Corp
CSX
$93.3B
| $3.29M | ﹤0.01% |
92,545
-90,150
| -49% | -$3.08M |
|
1895
CALL
Hormel Foods
HRL
$13.5B
| $3.28M | ﹤0.01% |
132,700
+49,300
| +59% | +$1.37M |
|
1896
Jefferies Financial Group
JEF
$12.7B
| $3.26M | ﹤0.01% |
49,889
+34,251
| +219% | +$2.09M |
|
1897
CALL
Sweetgreen
SG
$733M
| $3.26M | ﹤0.01% |
408,900
+113,700
| +39% | +$1.24M |
|
1898
CALL
Aecom
ACM
$8.13B
| $3.26M | ﹤0.01% |
25,000
+14,800
| +145% | +$1.79M |
|
|
PPL
1899
PUT
PPL Corp
PPL
$27.1B
| $3.26M | ﹤0.01% |
87,700
+65,000
| +286% | +$2.34M |
|
1900
Sprott Physical Gold
PHYS
$15.9B
| $3.26M | ﹤0.01% |
110,003
-3,094,240
| -97% | -$82.2M |
|
Similar funds
IMC Chicago's Q3 2025 Portfolio in Review
As of Q3 2025, IMC Chicago held 4,045 positions worth $275B, up 22% from $225B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $23.7B of net new capital in Q3 2025, opening 783 new positions and adding to 1,843 existing holdings. Its largest new stake was Netflix: 666,120 shares worth $79.9M.
By sector, the portfolio is most concentrated in Consumer Discretionary at 0.39% of assets, up from 0.25% a quarter earlier, followed by Technology and Communication Services.
On the sell side, the largest reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, an estimated $135M trimmed.
- IMC Chicago's largest Q3 2025 buy was Netflix: 666,120 shares worth $79.9M.
- IMC Chicago added most to Invesco QQQ Trust in Q3 2025, an estimated $203M increase.
- IMC Chicago's biggest Q3 2025 reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, cutting an estimated $135M.
- IMC Chicago fully exited Apple in Q3 2025, selling an estimated $167M.
- IMC Chicago's ten largest holdings make up 38% of its $275B portfolio in Q3 2025.
- IMC Chicago opened 783 new positions and closed 492 in Q3 2025.
- IMC Chicago's portfolio value rose 22% quarter-over-quarter to $275B.
Based on IMC Chicago's 13F filing for Q3 2025, filed 4 Nov 2025.