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 | |
|---|---|---|---|---|---|---|
4126
CALL
Hamilton Insurance Group
HG
$3.46B
| $462K | ﹤0.01% |
+15,500
| New | +$446K |
|
4127
Groupon
GRPN
$966M
| $461K | ﹤0.01% |
38,766
-6,200
| -14% | -$82.7K |
|
|
JOYY
4128
PUT
JOYY Inc
JOYY
$3.66B
| $461K | ﹤0.01% |
+7,900
| New | +$499K |
|
4129
PUT
Freshworks
FRSH
$2.7B
| $461K | ﹤0.01% |
57,400
+3,100
| +6% | +$28.6K |
|
4130
CALL
HDFC Bank
HDB
$119B
| $460K | ﹤0.01% |
18,500
-3,000
| -14% | -$93.3K |
|
4131
Equity Residential
EQR
$25.6B
| $460K | ﹤0.01% |
7,780
-13,667
| -64% | -$843K |
|
4132
SiteOne Landscape Supply
SITE
$4.37B
| $460K | ﹤0.01% |
+3,457
| New | +$489K |
|
4133
PUT
Robert Half
RHI
$3.87B
| $460K | ﹤0.01% |
18,100
-46,100
| -72% | -$1.22M |
|
4134
PUT
Matthews International
MATW
$844M
| $460K | ﹤0.01% |
17,800
+1,900
| +12% | +$49.8K |
|
4135
CALL
Envista
NVST
$4.26B
| $459K | ﹤0.01% |
+18,100
| New | +$469K |
|
4136
PUT
Monarch Casino & Resort
MCRI
$2.12B
| $459K | ﹤0.01% |
+4,800
| New | +$456K |
|
4137
Vanguard High Dividend Yield ETF
VYM
$80.6B
| $459K | ﹤0.01% |
+3,097
| New | +$466K |
|
4138
Village Farms International
VFF
$238M
| $459K | ﹤0.01% |
+161,483
| New | +$524K |
|
4139
CALL
ProPetro Holding
PUMP
$1.51B
| $458K | ﹤0.01% |
31,800
-4,100
| -11% | -$49K |
|
4140
PUT
Tronox
TROX
$1.02B
| $458K | ﹤0.01% |
+46,900
| New | +$325K |
|
4141
CALL
Genpact
G
$5.15B
| $458K | ﹤0.01% |
+12,300
| New | +$507K |
|
4142
CALL
Corebridge Financial
CRBG
$13.9B
| $458K | ﹤0.01% |
19,200
-20,800
| -52% | -$582K |
|
4143
Lemonade
LMND
$4.66B
| $458K | ﹤0.01% |
7,299
-55,538
| -88% | -$3.84M |
|
4144
PUT
3D Systems Corp
DDD
$423M
| $457K | ﹤0.01% |
243,000
-22,800
| -9% | -$50.6K |
|
4145
Freedom Holding
FRHC
$9.84B
| $457K | ﹤0.01% |
+3,153
| New | +$404K |
|
4146
Invesco S&P 500 Pure Growth ETF
RPG
$2.09B
| $456K | ﹤0.01% |
+9,758
| New | +$475K |
|
4147
CALL
Avnet
AVT
$7.38B
| $456K | ﹤0.01% |
+7,400
| New | +$440K |
|
4148
PUT
Brink's
BCO
$4.99B
| $456K | ﹤0.01% |
+4,400
| New | +$528K |
|
|
AEVA
4149
Aeva Technologies
AEVA
$1.1B
| $456K | ﹤0.01% |
34,632
+16,795
| +94% | +$250K |
|
4150
Sprott Junior Copper Miners ETF
COPJ
$145M
| $455K | ﹤0.01% |
+11,687
| New | +$511K |
|
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.