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 | |
|---|---|---|---|---|---|---|
2026
CALL
Hawaiian Electric Industries
HE
$2.05B
| $2.72M | ﹤0.01% |
246,200
+213,100
| +644% | +$2.43M |
|
2027
PUT
Eldorado Gold
EGO
$10.3B
| $2.72M | ﹤0.01% |
94,000
-52,200
| -36% | -$1.23M |
|
2028
Advance Auto Parts
AAP
$3.39B
| $2.7M | ﹤0.01% |
44,048
-30,434
| -41% | -$1.8M |
|
|
SA
2029
Seabridge Gold
SA
$3.62B
| $2.7M | ﹤0.01% |
111,888
-49,519
| -31% | -$857K |
|
|
SA
2030
PUT
Seabridge Gold
SA
$3.62B
| $2.7M | ﹤0.01% |
111,800
-57,800
| -34% | -$1,000K |
|
2031
Peloton Interactive
PTON
$2.48B
| $2.69M | ﹤0.01% |
+299,090
| New | +$2.23M |
|
|
CVSA
2032
CALL
Covista Inc
CVSA
$4.48B
| $2.69M | ﹤0.01% |
17,400
+4,600
| +36% | +$589K |
|
|
CTRA
2033
PUT
DELISTED
Coterra Energy
CTRA
| $2.68M | ﹤0.01% |
113,500
+76,400
| +206% | +$1.84M |
|
2034
PUT
Surgery Partners
SGRY
$2.03B
| $2.67M | ﹤0.01% |
123,400
+73,600
| +148% | +$1.64M |
|
2035
PUT
Scorpio Tankers
STNG
$3.98B
| $2.66M | ﹤0.01% |
47,500
-4,000
| -8% | -$197K |
|
2036
Direxion Daily Semiconductor Bear 3X ETF
SOXS
$1.4B
| $2.66M | ﹤0.01% |
2,568
+1,927
| +301% | +$2.66M |
|
2037
CALL
Galicia Financial Group
GGAL
$7.06B
| $2.65M | ﹤0.01% |
+96,100
| New | +$4.13M |
|
2038
CALL
Bakkt Inc
BKKT
$327M
| $2.65M | ﹤0.01% |
+78,700
| New | +$1.08M |
|
2039
PUT
BlackLine
BL
$1.75B
| $2.64M | ﹤0.01% |
49,700
+7,300
| +17% | +$394K |
|
2040
CALL
Canadian Imperial Bank of Commerce
CM
$112B
| $2.64M | ﹤0.01% |
33,000
-35,700
| -52% | -$2.69M |
|
2041
PUT
Calumet Specialty Products
CLMT
$4.24B
| $2.63M | ﹤0.01% |
144,300
+18,600
| +15% | +$306K |
|
2042
Fluor
FLR
$7.11B
| $2.63M | ﹤0.01% |
62,550
-41,300
| -40% | -$1.9M |
|
2043
Clover Health Investments
CLOV
$2.46B
| $2.63M | ﹤0.01% |
859,913
+375,272
| +77% | +$1.07M |
|
2044
CALL
Axos Financial
AX
$5.78B
| $2.62M | ﹤0.01% |
31,000
+7,200
| +30% | +$627K |
|
2045
PUT
Baxter International
BAX
$13.9B
| $2.62M | ﹤0.01% |
115,200
+50,600
| +78% | +$1.28M |
|
2046
PUT
Innovative Industrial Properties
IIPR
$1.65B
| $2.61M | ﹤0.01% |
48,700
+20,500
| +73% | +$1.11M |
|
2047
PUT
Bit Digital
BTBT
$520M
| $2.61M | ﹤0.01% |
869,600
+396,200
| +84% | +$1.2M |
|
2048
CALL
ODDITY Tech
ODD
$613M
| $2.6M | ﹤0.01% |
41,700
-12,200
| -23% | -$792K |
|
2049
PUT
FuboTV Inc
FUBO
$301M
| $2.59M | ﹤0.01% |
52,100
-4,242
| -8% | -$192K |
|
2050
PUT
International Paper
IP
$21.4B
| $2.59M | ﹤0.01% |
55,900
+8,800
| +19% | +$430K |
|
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.