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 | |
|---|---|---|---|---|---|---|
1201
Direxion Daily TSLA Bull 2X ETF
TSLL
$3.49B
| $9.07M | ﹤0.01% |
429,436
+162,286
| +61% | +$2.2M |
|
1202
Upstart Holdings
UPST
$3.01B
| $9.06M | ﹤0.01% |
+178,363
| New | +$12.5M |
|
1203
PUT
Synchrony
SYF
$26.1B
| $9.03M | ﹤0.01% |
127,100
+32,800
| +35% | +$2.38M |
|
1204
PUT
First Majestic Silver
AG
$9.26B
| $9M | ﹤0.01% |
732,400
+250,700
| +52% | +$2.32M |
|
1205
CALL
TotalEnergies
TTE
$193B
| $8.98M | ﹤0.01% |
150,500
-78,400
| -34% | -$4.83M |
|
1206
CALL
Ondas Inc
ONDS
$5.08B
| $8.98M | ﹤0.01% |
+1,162,700
| New | +$4.82M |
|
1207
CALL
Diamondback Energy
FANG
$55.9B
| $8.97M | ﹤0.01% |
62,700
+23,600
| +60% | +$3.36M |
|
1208
PUT
Fidelity National Information Services
FIS
$22.8B
| $8.97M | ﹤0.01% |
136,000
-17,100
| -11% | -$1.25M |
|
1209
PUT
American Conservative Values ETF
ACVF
$159M
| $8.94M | ﹤0.01% |
1,303,000
+222,100
| +21% | +$10.7M |
|
1210
Vistra
VST
$49.1B
| $8.92M | ﹤0.01% |
45,550
-37,691
| -45% | -$7.47M |
|
1211
Lyft
LYFT
$6.48B
| $8.92M | ﹤0.01% |
+405,374
| New | +$6.78M |
|
1212
CALL
Carpenter Technology
CRS
$26.6B
| $8.91M | ﹤0.01% |
36,300
+11,300
| +45% | +$2.89M |
|
1213
CALL
BigBear.ai
BBAI
$1.6B
| $8.9M | ﹤0.01% |
1,365,600
+34,200
| +3% | +$219K |
|
1214
CALL
Kohl's
KSS
$2.22B
| $8.9M | ﹤0.01% |
579,100
-232,700
| -29% | -$3.1M |
|
|
GAP
1215
CALL
The Gap Inc
GAP
$7.34B
| $8.86M | ﹤0.01% |
414,200
+45,200
| +12% | +$977K |
|
1216
YieldMax NVDA Option Income Strategy ETF
NVDY
$1.47B
| $8.86M | ﹤0.01% |
527,134
+511,826
| +3,344% | +$8.64M |
|
1217
CALL
HSBC
HSBC
$358B
| $8.85M | ﹤0.01% |
124,700
-26,200
| -17% | -$1.7M |
|
1218
McDonald's
MCD
$193B
| $8.84M | ﹤0.01% |
29,074
-43,563
| -60% | -$13.3M |
|
1219
American Airlines Group
AAL
$9.97B
| $8.79M | ﹤0.01% |
782,081
+224,177
| +40% | +$2.76M |
|
1220
PUT
Suncor Energy
SU
$76.5B
| $8.79M | ﹤0.01% |
210,200
+9,100
| +5% | +$365K |
|
1221
CALL
Hecla Mining
HL
$11.9B
| $8.78M | ﹤0.01% |
725,400
+562,700
| +346% | +$4.52M |
|
1222
Parker-Hannifin
PH
$134B
| $8.77M | ﹤0.01% |
+11,574
| New | +$8.54M |
|
1223
PUT
Energy Fuels
UUUU
$3.64B
| $8.77M | ﹤0.01% |
571,600
+290,900
| +104% | +$3.09M |
|
1224
CALL
Akamai
AKAM
$18B
| $8.77M | ﹤0.01% |
115,700
+2,100
| +2% | +$162K |
|
1225
CALL
BJs Wholesale Club
BJ
$11.9B
| $8.76M | ﹤0.01% |
93,900
+23,100
| +33% | +$2.36M |
|
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.