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 |
iShares Russell 2000 ETF
IWM
|
+$106M |
| 2 |
Advanced Micro Devices
AMD
|
+$81.1M |
| 3 |
Amazon
AMZN
|
+$73M |
| 4 |
TSMC
TSM
|
+$68.5M |
| 5 |
iShares Silver Trust
SLV
|
+$64.5M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$214M |
| 2 |
iShares Core S&P 500 ETF
IVV
|
+$209M |
| 3 |
Invesco NASDAQ 100 ETF
QQQM
|
+$209M |
| 4 |
Vanguard S&P 500 ETF
VOO
|
+$150M |
| 5 |
Meta Platforms (Facebook)
META
|
+$102M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.28% |
| 2 | Consumer Discretionary | 0.23% |
| 3 | Healthcare | 0.11% |
| 4 | Communication Services | 0.09% |
| 5 | Financials | 0.07% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1851
PUT
Veralto
VLTO
$24.1B
| $1.82M | ﹤0.01% |
+18,700
| New | +$1.87M |
|
1852
PUT
2x Bitcoin ETF
BITX
$890M
| $1.82M | ﹤0.01% |
51,300
-161,900
| -76% | -$7.96M |
|
1853
PUT
Fastly Inc
FSLY
$3.24B
| $1.82M | ﹤0.01% |
287,100
+4,100
| +1% | +$34.3K |
|
1854
CALL
Otis Worldwide
OTIS
$27.9B
| $1.82M | ﹤0.01% |
17,600
-11,600
| -40% | -$1.13M |
|
1855
CALL
Listed Funds Trust Roundhill Magnificent Seven ETF
MAGS
$3.78B
| $1.81M | ﹤0.01% |
39,500
+25,000
| +172% | +$1.31M |
|
|
DQ
1856
CALL
Daqo New Energy
DQ
$810M
| $1.81M | ﹤0.01% |
99,900
-250,500
| -71% | -$4.9M |
|
1857
CALL
ODDITY Tech
ODD
$690M
| $1.81M | ﹤0.01% |
41,800
+5,900
| +16% | +$262K |
|
1858
CALL
ARK Web x.0 ETF
ARKW
$1.6B
| $1.81M | ﹤0.01% |
19,100
+300
| +2% | +$33.1K |
|
|
COOP
1859
CALL
DELISTED
Mr. Cooper
COOP
| $1.81M | ﹤0.01% |
+15,100
| New | +$1.58M |
|
1860
PUT
Winnebago Industries
WGO
$900M
| $1.81M | ﹤0.01% |
52,400
+14,100
| +37% | +$598K |
|
1861
Lennar Class A
LEN
$20.4B
| $1.8M | ﹤0.01% |
15,710
-819
| -5% | -$102K |
|
1862
PUT
Lincoln National
LNC
$7.92B
| $1.8M | ﹤0.01% |
50,200
-53,000
| -51% | -$1.88M |
|
1863
PUT
Consolidated Edison
ED
$41.4B
| $1.8M | ﹤0.01% |
16,300
-3,600
| -18% | -$353K |
|
1864
PUT
Sarepta Therapeutics
SRPT
$1.64B
| $1.8M | ﹤0.01% |
+28,200
| New | +$2.97M |
|
1865
PUT
Restaurant Brands International
QSR
$26.2B
| $1.8M | ﹤0.01% |
27,000
-10,400
| -28% | -$671K |
|
1866
PUT
MasTec
MTZ
$22.7B
| $1.8M | ﹤0.01% |
15,400
-8,700
| -36% | -$1.17M |
|
1867
CALL
CenterPoint Energy
CNP
$28.3B
| $1.8M | ﹤0.01% |
49,600
-17,500
| -26% | -$586K |
|
1868
PUT
Ferguson
FERG
$43.9B
| $1.79M | ﹤0.01% |
11,200
-2,000
| -15% | -$347K |
|
1869
CALL
Global E Online
GLBE
$6.76B
| $1.79M | ﹤0.01% |
50,300
-28,800
| -36% | -$1.41M |
|
1870
Lamb Weston
LW
$7.42B
| $1.79M | ﹤0.01% |
33,552
-45,316
| -57% | -$2.57M |
|
1871
Roblox
RBLX
$35.9B
| $1.79M | ﹤0.01% |
+30,678
| New | +$1.93M |
|
1872
PUT
FirstEnergy
FE
$28.4B
| $1.79M | ﹤0.01% |
44,200
-300
| -0.7% | -$11.9K |
|
1873
PUT
GXO Logistics
GXO
$5.93B
| $1.79M | ﹤0.01% |
45,700
+15,500
| +51% | +$647K |
|
1874
PUT
Blue Owl Capital
OWL
$6.45B
| $1.78M | ﹤0.01% |
89,000
-107,800
| -55% | -$2.42M |
|
1875
Invesco Dorsey Wright Basic Materials Momentum ETF
PYZ
$71.7M
| $1.78M | ﹤0.01% |
+21,036
| New | +$1.87M |
|
Similar funds
IMC Chicago's Q1 2025 Portfolio in Review
As of Q1 2025, IMC Chicago held 3,586 positions worth $177B, down 18% from $215B the previous quarter. Its ten largest holdings account for 46% of the portfolio.
IMC Chicago withdrew a net $21.1B in Q1 2025, closing 516 positions and reducing 1,388 holdings. Its most notable exit was iShares Core S&P 500 ETF, an estimated $209M position sold in full.
By sector, the portfolio is most concentrated in Technology at 0.28% of assets, down from 0.32% a quarter earlier, followed by Consumer Discretionary and Healthcare.
Against the trend, IMC Chicago opened a new position in Amazon worth $64M.
- IMC Chicago's largest Q1 2025 buy was Amazon: 336,493 shares worth $64M.
- IMC Chicago added most to iShares Russell 2000 ETF in Q1 2025, an estimated $106M increase.
- IMC Chicago's biggest Q1 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $214M.
- IMC Chicago fully exited iShares Core S&P 500 ETF in Q1 2025, selling an estimated $209M.
- IMC Chicago's ten largest holdings make up 46% of its $177B portfolio in Q1 2025.
- IMC Chicago opened 482 new positions and closed 516 in Q1 2025.
- IMC Chicago's portfolio value fell 18% quarter-over-quarter to $177B.
Based on IMC Chicago's 13F filing for Q1 2025, filed 14 Apr 2025.