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 | |
|---|---|---|---|---|---|---|
1626
PUT
Boston Beer
SAM
$1.91B
| $4.61M | ﹤0.01% |
21,800
+7,900
| +57% | +$1.68M |
|
1627
CALL
Lattice Semiconductor
LSCC
$18.4B
| $4.6M | ﹤0.01% |
62,800
+16,400
| +35% | +$998K |
|
|
DENT
1628
CALL
DELISTED
AdvisorShares Dent Tactical ETF
DENT
| $4.6M | ﹤0.01% |
960,000
+414,000
| +76% | +$1.98M |
|
|
CFLT
1629
DELISTED
Confluent
CFLT
| $4.6M | ﹤0.01% |
232,118
+211,547
| +1,028% | +$4.42M |
|
1630
PUT
Everest Group
EG
$14.1B
| $4.59M | ﹤0.01% |
+13,100
| New | +$4.42M |
|
1631
PUT
Range Resources
RRC
$9.41B
| $4.58M | ﹤0.01% |
121,800
+19,300
| +19% | +$689K |
|
1632
PUT
FMC
FMC
$1.28B
| $4.56M | ﹤0.01% |
135,500
+17,700
| +15% | +$691K |
|
1633
PUT
Hecla Mining
HL
$12.4B
| $4.55M | ﹤0.01% |
376,400
-17,700
| -4% | -$142K |
|
1634
PUT
ATI
ATI
$30.8B
| $4.55M | ﹤0.01% |
55,900
+25,200
| +82% | +$2.04M |
|
1635
CALL
Zions Bancorporation
ZION
$10.6B
| $4.54M | ﹤0.01% |
80,300
-7,100
| -8% | -$395K |
|
1636
PUT
Ramaco Resources Class A
METC
$732M
| $4.54M | ﹤0.01% |
136,800
+62,700
| +85% | +$1.46M |
|
1637
PUT
Match Group
MTCH
$8.68B
| $4.54M | ﹤0.01% |
128,500
-8,900
| -6% | -$318K |
|
1638
PUT
PBF Energy
PBF
$8.77B
| $4.53M | ﹤0.01% |
150,300
-19,100
| -11% | -$499K |
|
1639
CALL
Universal Display
OLED
$4.11B
| $4.52M | ﹤0.01% |
31,500
-5,900
| -16% | -$858K |
|
1640
Dave Inc
DAVE
$4.39B
| $4.52M | ﹤0.01% |
+22,649
| New | +$4.89M |
|
1641
PUT
Novartis
NVS
$286B
| $4.51M | ﹤0.01% |
35,200
+3,400
| +11% | +$415K |
|
1642
CALL
Equinor
EQNR
$97.1B
| $4.5M | ﹤0.01% |
184,700
+54,700
| +42% | +$1.37M |
|
1643
PUT
PVH
PVH
$3.77B
| $4.48M | ﹤0.01% |
53,500
-7,900
| -13% | -$620K |
|
1644
RH
RH
$3.44B
| $4.46M | ﹤0.01% |
21,956
+11,441
| +109% | +$2.49M |
|
1645
CALL
Onto Innovation
ONTO
$20.5B
| $4.46M | ﹤0.01% |
+34,500
| New | +$3.69M |
|
1646
PUT
NetApp
NTAP
$40.1B
| $4.45M | ﹤0.01% |
37,600
-6,900
| -16% | -$772K |
|
1647
PUT
Doximity
DOCS
$4.49B
| $4.44M | ﹤0.01% |
60,700
-23,900
| -28% | -$1.56M |
|
1648
PUT
Cencora
COR
$59.1B
| $4.44M | ﹤0.01% |
14,200
+1,300
| +10% | +$383K |
|
1649
PUT
EPAM Systems
EPAM
$5.2B
| $4.43M | ﹤0.01% |
29,400
+1,200
| +4% | +$197K |
|
1650
Birkenstock
BIRK
$7.32B
| $4.43M | ﹤0.01% |
97,958
+85,926
| +714% | +$4.2M |
|
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.