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 | |
|---|---|---|---|---|---|---|
1776
CALL
Eastman Chemical
EMN
$8.44B
| $3.77M | ﹤0.01% |
59,800
+27,400
| +85% | +$1.91M |
|
1777
PUT
JFrog
FROG
$11.5B
| $3.77M | ﹤0.01% |
79,600
+11,100
| +16% | +$501K |
|
1778
EQT Corp
EQT
$34.3B
| $3.76M | ﹤0.01% |
+69,040
| New | +$3.65M |
|
1779
PUT
M&T Bank
MTB
$36.7B
| $3.75M | ﹤0.01% |
19,000
+5,100
| +37% | +$1M |
|
1780
PUT
Ferguson
FERG
$47.7B
| $3.75M | ﹤0.01% |
16,700
+2,800
| +20% | +$634K |
|
1781
CALL
Yeti Holdings
YETI
$3.35B
| $3.75M | ﹤0.01% |
113,000
+32,200
| +40% | +$1.13M |
|
1782
PUT
Unilever
UL
$134B
| $3.75M | ﹤0.01% |
56,178
+10,400
| +23% | +$718K |
|
1783
CALL
Huntington Ingalls Industries
HII
$12.9B
| $3.74M | ﹤0.01% |
13,000
-3,600
| -22% | -$959K |
|
1784
PUT
Natera
NTRA
$44.7B
| $3.73M | ﹤0.01% |
23,200
+10,300
| +80% | +$1.63M |
|
1785
CALL
Sempra
SRE
$56.9B
| $3.73M | ﹤0.01% |
41,400
-58,200
| -58% | -$4.71M |
|
1786
CALL
Scotiabank
BNS
$111B
| $3.72M | ﹤0.01% |
57,600
-2,200
| -4% | -$130K |
|
1787
CALL
Restaurant Brands International
QSR
$26.9B
| $3.72M | ﹤0.01% |
58,000
+24,200
| +72% | +$1.59M |
|
1788
PUT
Novavax
NVAX
$1.31B
| $3.71M | ﹤0.01% |
427,700
-113,100
| -21% | -$880K |
|
1789
PUT
YPF Sociedad Anonima American Depositary Shares (Each representing ten (10) Class D shares of Capital Stock)
YPF
$19.6B
| $3.71M | ﹤0.01% |
152,600
+29,600
| +24% | +$909K |
|
1790
CALL
Academy Sports + Outdoors
ASO
$3B
| $3.71M | ﹤0.01% |
74,100
-800
| -1% | -$40.8K |
|
1791
Sweetgreen
SG
$731M
| $3.7M | ﹤0.01% |
464,045
+341,085
| +277% | +$3.71M |
|
1792
CALL
TMC The Metals Company
TMC
$1.73B
| $3.7M | ﹤0.01% |
580,500
+244,800
| +73% | +$1.47M |
|
1793
CALL
Ball Corp
BALL
$16.4B
| $3.7M | ﹤0.01% |
73,300
+500
| +0.7% | +$27K |
|
1794
Hertz
HTZ
$809M
| $3.7M | ﹤0.01% |
543,440
+75,266
| +16% | +$483K |
|
1795
CALL
Semtech
SMTC
$13B
| $3.69M | ﹤0.01% |
51,700
-600
| -1% | -$32.6K |
|
1796
CALL
LPL Financial
LPLA
$29.2B
| $3.69M | ﹤0.01% |
+11,100
| New | +$4.02M |
|
1797
Cheniere Energy
LNG
$56B
| $3.69M | ﹤0.01% |
15,699
-476
| -3% | -$112K |
|
1798
CALL
Sanmina
SANM
$11.2B
| $3.67M | ﹤0.01% |
31,900
+20,200
| +173% | +$2.27M |
|
1799
CALL
DaVita
DVA
$11.6B
| $3.67M | ﹤0.01% |
27,600
+1,800
| +7% | +$247K |
|
1800
PUT
Quest Diagnostics
DGX
$26.1B
| $3.66M | ﹤0.01% |
19,200
-7,600
| -28% | -$1.35M |
|
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.