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 | |
|---|---|---|---|---|---|---|
3476
Paysafe
PSFE
$353M
| $253K | ﹤0.01% |
+19,581
| New | +$262K |
|
3477
CALL
Weibo
WB
$1.93B
| $253K | ﹤0.01% |
20,400
-4,100
| -17% | -$44.9K |
|
3478
PubMatic
PUBM
$804M
| $251K | ﹤0.01% |
+30,356
| New | +$309K |
|
3479
PUT
SGHC Ltd
SGHC
$6.59B
| $251K | ﹤0.01% |
+19,000
| New | +$224K |
|
3480
CALL
B&G Foods
BGS
$277M
| $249K | ﹤0.01% |
+56,100
| New | +$245K |
|
3481
PUT
Hyliion Holdings
HYLN
$699M
| $247K | ﹤0.01% |
+125,600
| New | +$209K |
|
3482
CALL
Grocery Outlet
GO
$972M
| $247K | ﹤0.01% |
+15,400
| New | +$246K |
|
3483
PUT
GoodRx Holdings
GDRX
$1.3B
| $247K | ﹤0.01% |
58,400
+13,000
| +29% | +$57.1K |
|
|
EU
3484
enCore Energy
EU
$268M
| $246K | ﹤0.01% |
+76,769
| New | +$207K |
|
3485
CALL
Green Dot
GDOT
$760M
| $246K | ﹤0.01% |
+18,300
| New | +$226K |
|
|
FINV
3486
CALL
FinVolution Group
FINV
$1.05B
| $245K | ﹤0.01% |
33,300
+4,200
| +14% | +$36.8K |
|
3487
Flowers Foods
FLO
$1.52B
| $245K | ﹤0.01% |
+18,803
| New | +$285K |
|
|
FFAI
3488
PUT
Faraday Future Intelligent Electric
FFAI
$10.6M
| $245K | ﹤0.01% |
+1,257
| New | +$398K |
|
|
PRO
3489
CALL
DELISTED
PROS Holdings
PRO
| $243K | ﹤0.01% |
+10,600
| New | +$172K |
|
3490
CALL
Designer Brands
DBI
$321M
| $242K | ﹤0.01% |
+68,300
| New | +$236K |
|
|
TGB
3491
PUT
Trekor Metals
TGB
$3.23B
| $241K | ﹤0.01% |
+56,900
| New | +$194K |
|
3492
PUT
Shutterstock
SSTK
$200M
| $240K | ﹤0.01% |
+11,500
| New | +$234K |
|
3493
PUT
Hudbay
HBM
$12.3B
| $240K | ﹤0.01% |
+15,800
| New | +$181K |
|
3494
PUT
AbCellera Biologics
ABCL
$2.98B
| $239K | ﹤0.01% |
+47,600
| New | +$210K |
|
3495
CALL
Patterson-UTI
PTEN
$4.22B
| $239K | ﹤0.01% |
46,200
-11,900
| -20% | -$68.4K |
|
3496
CALL
Zumiez
ZUMZ
$322M
| $239K | ﹤0.01% |
+12,200
| New | +$201K |
|
3497
PUT
Sprinklr
CXM
$1.61B
| $239K | ﹤0.01% |
30,900
+1,500
| +5% | +$12.6K |
|
|
FIRY
3498
CALL
Firy Inc
FIRY
$160M
| $238K | ﹤0.01% |
+29,800
| New | +$229K |
|
3499
CALL
Global Net Lease
GNL
$1.91B
| $238K | ﹤0.01% |
+29,300
| New | +$224K |
|
3500
Bain Capital Specialty
BCSF
$833M
| $238K | ﹤0.01% |
+16,686
| New | +$253K |
|
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.