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 | |
|---|---|---|---|---|---|---|
|
HUT
1326
Hut 8
HUT
$10.2B
| $7.3M | ﹤0.01% |
209,655
+149,829
| +250% | +$3.81M |
|
1327
PUT
Bunge Global
BG
$21.5B
| $7.3M | ﹤0.01% |
89,800
+33,800
| +60% | +$2.71M |
|
1328
PUT
Rio Tinto
RIO
$160B
| $7.29M | ﹤0.01% |
110,500
+39,100
| +55% | +$2.42M |
|
1329
CALL
XPO
XPO
$24.7B
| $7.29M | ﹤0.01% |
56,400
-5,700
| -9% | -$740K |
|
1330
CALL
Credit Acceptance
CACC
$5.99B
| $7.28M | ﹤0.01% |
15,600
-9,100
| -37% | -$4.54M |
|
1331
CALL
Genuine Parts
GPC
$18.5B
| $7.28M | ﹤0.01% |
52,500
-12,400
| -19% | -$1.66M |
|
1332
PUT
State Street
STT
$52.2B
| $7.26M | ﹤0.01% |
62,600
-18,300
| -23% | -$2.04M |
|
1333
PUT
Hasbro
HAS
$13.4B
| $7.23M | ﹤0.01% |
95,300
+4,500
| +5% | +$349K |
|
1334
CALL
Intuitive Machines
LUNR
$2.82B
| $7.2M | ﹤0.01% |
684,600
+253,200
| +59% | +$2.57M |
|
1335
CALL
SL Green Realty
SLG
$4B
| $7.2M | ﹤0.01% |
120,300
-13,600
| -10% | -$805K |
|
1336
CALL
Insulet
PODD
$10.1B
| $7.19M | ﹤0.01% |
23,300
-200
| -0.9% | -$62.7K |
|
1337
PUT
Tyson Foods
TSN
$19.8B
| $7.18M | ﹤0.01% |
132,300
+24,800
| +23% | +$1.37M |
|
1338
CALL
Keurig Dr Pepper
KDP
$40.2B
| $7.18M | ﹤0.01% |
281,500
+197,200
| +234% | +$6.18M |
|
1339
PUT
Vail Resorts
MTN
$5.29B
| $7.16M | ﹤0.01% |
47,900
+27,000
| +129% | +$4.19M |
|
1340
PUT
Fluor
FLR
$6.96B
| $7.15M | ﹤0.01% |
169,900
-237,000
| -58% | -$10.9M |
|
1341
PUT
Campbell Soup
CPB
$6.94B
| $7.14M | ﹤0.01% |
226,200
+62,200
| +38% | +$2.01M |
|
1342
PUT
Groupon
GRPN
$901M
| $7.13M | ﹤0.01% |
305,500
+43,600
| +17% | +$1.25M |
|
1343
PUT
PennyMac Financial
PFSI
$4B
| $7.12M | ﹤0.01% |
57,500
+24,100
| +72% | +$2.61M |
|
1344
PUT
Diamondback Energy
FANG
$55.9B
| $7.11M | ﹤0.01% |
49,700
+11,000
| +28% | +$1.57M |
|
1345
PUT
United States Natural Gas Fund
UNG
$489M
| $7.11M | ﹤0.01% |
543,700
-37,100
| -6% | -$497K |
|
|
1346
Insulet
PODD
$10.1B
| $7.09M | ﹤0.01% |
+22,959
| New | +$7.19M |
|
1347
PUT
T. Rowe Price
TROW
$23.8B
| $7.05M | ﹤0.01% |
68,700
+8,500
| +14% | +$893K |
|
1348
PUT
Argan
AGX
$8.02B
| $7.05M | ﹤0.01% |
26,100
+6,100
| +31% | +$1.4M |
|
1349
PUT
GeneDx Holdings
WGS
$2.46B
| $7.02M | ﹤0.01% |
65,200
-49,000
| -43% | -$5.34M |
|
1350
CALL
nVent Electric
NVT
$27.7B
| $7.02M | ﹤0.01% |
71,200
+59,000
| +484% | +$5.12M |
|
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.