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 | |
|---|---|---|---|---|---|---|
|
VOXR
5076
CALL
Vox Royalty Corp
VOXR
$301M
| $181K | ﹤0.01% |
+34,500
| New | +$185K |
|
|
DFDV
5077
CALL
DeFi Development Corp
DFDV
$81.3M
| $181K | ﹤0.01% |
54,900
+8,000
| +17% | +$38.5K |
|
5078
PUT
Grocery Outlet
GO
$891M
| $180K | ﹤0.01% |
25,600
-6,800
| -21% | -$59.1K |
|
|
DGXX
5079
PUT
Digi Power X Inc
DGXX
$360M
| $180K | ﹤0.01% |
88,900
-35,100
| -28% | -$91.9K |
|
5080
PUT
NatWest
NWG
$71.5B
| $180K | ﹤0.01% |
+12,100
| New | +$201K |
|
5081
CALL
Adtran
ADTN
$798M
| $180K | ﹤0.01% |
+14,300
| New | +$145K |
|
5082
CALL
Designer Brands
DBI
$277M
| $180K | ﹤0.01% |
31,600
-21,800
| -41% | -$147K |
|
5083
CALL
TETRA Technologies
TTI
$1.23B
| $180K | ﹤0.01% |
21,100
-172,100
| -89% | -$1.73M |
|
|
SHOE
5084
PUT
Shoe Station Group
SHOE
$395M
| $179K | ﹤0.01% |
+11,500
| New | +$218K |
|
|
ABX
5085
CALL
Abacus Global Management
ABX
$996M
| $179K | ﹤0.01% |
+22,700
| New | +$197K |
|
5086
PUT
Nomad Foods
NOMD
$1.64B
| $179K | ﹤0.01% |
+18,600
| New | +$214K |
|
5087
PUT
Biohaven
BHVN
$2.16B
| $179K | ﹤0.01% |
21,100
-56,000
| -73% | -$613K |
|
5088
Liberty Global Class C
LBTYK
$3.25B
| $178K | ﹤0.01% |
+15,213
| New | +$174K |
|
5089
loanDepot
LDI
$548M
| $177K | ﹤0.01% |
124,554
-4,874
| -4% | -$10K |
|
|
FINV
5090
FinVolution Group
FINV
$1.12B
| $176K | ﹤0.01% |
36,834
-61,404
| -63% | -$326K |
|
|
KDK
5091
PUT
Kodiak AI
KDK
$802M
| $176K | ﹤0.01% |
25,400
-4,500
| -15% | -$39.4K |
|
5092
CALL
Community Health Systems
CYH
$385M
| $176K | ﹤0.01% |
+59,800
| New | +$194K |
|
|
ORC
5093
PUT
Orchid Island Capital
ORC
$1.31B
| $176K | ﹤0.01% |
+25,000
| New | +$189K |
|
|
PLG
5094
PUT
Platinum Group Metals
PLG
$164M
| $175K | ﹤0.01% |
+99,100
| New | +$240K |
|
5095
PUT
Cushman & Wakefield Ltd
CWK
$2.98B
| $175K | ﹤0.01% |
+14,300
| New | +$205K |
|
5096
CALL
Inseego
INSG
$108M
| $175K | ﹤0.01% |
+15,700
| New | +$177K |
|
5097
Barnes & Noble Education
BNED
$412M
| $174K | ﹤0.01% |
+19,740
| New | +$171K |
|
5098
CALL
Under Armour Class C
UA
$2.92B
| $173K | ﹤0.01% |
+29,900
| New | +$189K |
|
|
5099
PUT
loanDepot
LDI
$548M
| $173K | ﹤0.01% |
121,800
-5,200
| -4% | -$10.7K |
|
5100
Frontier Group Holdings
ULCC
$1.34B
| $172K | ﹤0.01% |
+48,812
| New | +$223K |
|
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.