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 |
Sprott Physical Silver Trust
PSLV
|
+$344M |
| 2 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$297M |
| 3 |
Tesla
TSLA
|
+$235M |
| 4 |
Sprott Physical Gold and Silver Trust
CEF
|
+$177M |
| 5 |
Meta Platforms (Facebook)
META
|
+$120M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$426M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$390M |
| 3 |
NVIDIA
NVDA
|
+$72.8M |
| 4 |
Broadcom
AVGO
|
+$66.7M |
| 5 |
AST SpaceMobile
ASTS
|
+$62.2M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.58% |
| 2 | Consumer Discretionary | 0.39% |
| 3 | Financials | 0.16% |
| 4 | Communication Services | 0.13% |
| 5 | Industrials | 0.12% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3051
PUT
ScottsMiracle-Gro
SMG
$3.99B
| $1.24M | ﹤0.01% |
20,400
-15,700
| -43% | -$1.02M |
|
3052
PUT
Krystal Biotech
KRYS
$9.89B
| $1.24M | ﹤0.01% |
+4,800
| New | +$1.28M |
|
|
WRD
3053
PUT
WeRide Inc
WRD
$1.93B
| $1.24M | ﹤0.01% |
153,100
+61,900
| +68% | +$479K |
|
3054
Brinker International
EAT
$8.24B
| $1.24M | ﹤0.01% |
+8,655
| New | +$1.32M |
|
|
JKS
3055
CALL
JinkoSolar
JKS
$879M
| $1.23M | ﹤0.01% |
48,600
+8,900
| +22% | +$235K |
|
3056
PUT
Herc Holdings
HRI
$5.01B
| $1.23M | ﹤0.01% |
+12,400
| New | +$1.77M |
|
3057
Rithm Capital
RITM
$5.13B
| $1.23M | ﹤0.01% |
130,178
+68,927
| +113% | +$721K |
|
3058
PUT
AdaptHealth
AHCO
$1.51B
| $1.23M | ﹤0.01% |
+103,700
| New | +$1.06M |
|
3059
CALL
Aramark
ARMK
$14.8B
| $1.23M | ﹤0.01% |
30,400
-200
| -0.7% | -$7.93K |
|
3060
CALL
Invitation Homes
INVH
$17.7B
| $1.23M | ﹤0.01% |
49,500
+36,900
| +293% | +$966K |
|
3061
CALL
BlueLinx
BXC
$429M
| $1.23M | ﹤0.01% |
+22,700
| New | +$1.49M |
|
3062
PUT
Levi Strauss
LEVI
$9.39B
| $1.23M | ﹤0.01% |
66,500
-56,900
| -46% | -$1.17M |
|
3063
PUT
Sportradar
SRAD
$4.35B
| $1.23M | ﹤0.01% |
73,400
-44,900
| -38% | -$835K |
|
3064
CALL
Procure Space ETF
UFO
$638M
| $1.23M | ﹤0.01% |
+27,400
| New | +$1.23M |
|
3065
PUT
abrdn Physical Gold Shares ETF
SGOL
$6.94B
| $1.23M | ﹤0.01% |
27,500
+13,900
| +102% | +$645K |
|
3066
PUT
Asana
ASAN
$1.71B
| $1.23M | ﹤0.01% |
191,500
-207,000
| -52% | -$1.82M |
|
3067
PUT
Ball Corp
BALL
$16.9B
| $1.22M | ﹤0.01% |
20,700
-17,800
| -46% | -$1.08M |
|
3068
CALL
Portillo's
PTLO
$329M
| $1.22M | ﹤0.01% |
231,000
+63,700
| +38% | +$347K |
|
3069
PUT
Ero Copper
ERO
$2.8B
| $1.22M | ﹤0.01% |
45,800
+7,100
| +18% | +$213K |
|
|
TGR
3070
PUT
DELISTED
ISHARES TARGET DATE RETIREMENT INCOME ETF
TGR
| $1.22M | ﹤0.01% |
+35,000
| New | +$1.22M |
|
3071
CALL
Denison Mines
DNN
$2.68B
| $1.22M | ﹤0.01% |
344,600
+124,100
| +56% | +$466K |
|
3072
Molina Healthcare
MOH
$11.9B
| $1.21M | ﹤0.01% |
9,112
-3,449
| -27% | -$549K |
|
3073
PUT
Euronet Worldwide
EEFT
$3.02B
| $1.21M | ﹤0.01% |
18,300
-7,400
| -29% | -$530K |
|
3074
CALL
Intrepid Potash
IPI
$459M
| $1.21M | ﹤0.01% |
28,300
+18,200
| +180% | +$654K |
|
3075
CALL
SK Telecom
SKM
$12.2B
| $1.21M | ﹤0.01% |
+41,300
| New | +$1.14M |
|
Similar funds
IMC Chicago's Q1 2026 Portfolio in Review
As of Q1 2026, IMC Chicago held 6,062 positions worth $278B, up 1.1% from $275B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $22.2B of net new capital in Q1 2026, opening 2,049 new positions and adding to 1,848 existing holdings. Its largest new stake was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M.
By sector, the portfolio is most concentrated in Technology at 0.58% of assets, up from 0.56% a quarter earlier, followed by Consumer Discretionary and Financials.
On the sell side, the largest reduction was Broadcom, an estimated $66.7M trimmed.
- IMC Chicago's largest Q1 2026 buy was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M.
- IMC Chicago added most to Sprott Physical Silver Trust in Q1 2026, an estimated $344M increase.
- IMC Chicago's biggest Q1 2026 reduction was Broadcom, cutting an estimated $66.7M.
- IMC Chicago fully exited Invesco QQQ Trust in Q1 2026, selling an estimated $426M.
- IMC Chicago's ten largest holdings make up 38% of its $278B portfolio in Q1 2026.
- IMC Chicago opened 2,049 new positions and closed 389 in Q1 2026.
- IMC Chicago's portfolio value rose 1.1% quarter-over-quarter to $278B.
Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.