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 | |
|---|---|---|---|---|---|---|
1876
CALL
OneMain Financial
OMF
$7.27B
| $1.78M | ﹤0.01% |
36,400
-19,900
| -35% | -$1.06M |
|
1877
Dycom Industries
DY
$11.2B
| $1.78M | ﹤0.01% |
+11,665
| New | +$2.01M |
|
1878
AGNC Investment
AGNC
$12.7B
| $1.77M | ﹤0.01% |
+185,205
| New | +$1.85M |
|
1879
CALL
Canadian Imperial Bank of Commerce
CM
$106B
| $1.77M | ﹤0.01% |
31,500
-1,200
| -4% | -$72.4K |
|
|
SGI
1880
PUT
Somnigroup International
SGI
$14.4B
| $1.77M | ﹤0.01% |
29,600
-23,200
| -44% | -$1.4M |
|
1881
PUT
Transocean
RIG
$5.48B
| $1.77M | ﹤0.01% |
558,800
+200
| +0% | +$702 |
|
1882
CALL
Vanguard Short-Term Treasury ETF
VGSH
$29.3B
| $1.77M | ﹤0.01% |
+21,900
| New | +$1.28M |
|
1883
PUT
TeraWulf
WULF
$7.48B
| $1.76M | ﹤0.01% |
646,100
-141,400
| -18% | -$630K |
|
1884
CALL
Cracker Barrel
CBRL
$1.26B
| $1.76M | ﹤0.01% |
45,400
-8,500
| -16% | -$428K |
|
1885
PUT
BlackBerry
BB
$4.58B
| $1.75M | ﹤0.01% |
465,500
-66,900
| -13% | -$305K |
|
1886
Teladoc Health
TDOC
$1.66B
| $1.75M | ﹤0.01% |
220,318
+81,750
| +59% | +$827K |
|
1887
CALL
TransUnion
TRU
$16B
| $1.75M | ﹤0.01% |
+21,100
| New | +$1.93M |
|
|
SMLR
1888
CALL
DELISTED
Semler Scientific
SMLR
| $1.75M | ﹤0.01% |
48,300
+20,800
| +76% | +$975K |
|
1889
CALL
Invesco CurrencyShares Euro Currency Trust
FXE
$344M
| $1.75M | ﹤0.01% |
17,500
+6,700
| +62% | +$652K |
|
1890
PUT
Globe Life
GL
$14B
| $1.74M | ﹤0.01% |
13,200
-10,000
| -43% | -$1.22M |
|
1891
CALL
GlobalFoundries
GFS
$25.8B
| $1.73M | ﹤0.01% |
47,000
-16,500
| -26% | -$667K |
|
1892
PUT
GDS Holdings
GDS
$5.93B
| $1.73M | ﹤0.01% |
68,400
+17,000
| +33% | +$515K |
|
|
METD
1893
Direxion Daily META Bear 1X ETF
METD
$8.68M
| $1.73M | ﹤0.01% |
87,449
+11,334
| +15% | +$204K |
|
1894
CALL
Jackson Financial
JXN
$8.4B
| $1.73M | ﹤0.01% |
20,600
+6,600
| +47% | +$586K |
|
1895
PUT
JFrog
FROG
$8.88B
| $1.72M | ﹤0.01% |
53,900
+35,100
| +187% | +$1.22M |
|
1896
PUT
Urban Outfitters
URBN
$6.46B
| $1.72M | ﹤0.01% |
32,900
-50,700
| -61% | -$2.78M |
|
1897
PUT
Glaukos
GKOS
$9.49B
| $1.72M | ﹤0.01% |
+17,500
| New | +$2.33M |
|
1898
CALL
Arch Capital
ACGL
$35.7B
| $1.72M | ﹤0.01% |
17,900
+6,900
| +63% | +$637K |
|
1899
PUT
Kratos Defense & Security Solutions
KTOS
$8.23B
| $1.71M | ﹤0.01% |
57,700
+28,400
| +97% | +$862K |
|
1900
PUT
Deutsche Bank
DB
$66.6B
| $1.71M | ﹤0.01% |
71,800
-53,300
| -43% | -$1.12M |
|
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.