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 | |
|---|---|---|---|---|---|---|
5126
PUT
TETRA Technologies
TTI
$1.23B
| $163K | ﹤0.01% |
+19,100
| New | +$191K |
|
5127
Kopin
KOPN
$663M
| $163K | ﹤0.01% |
72,294
-18,939
| -21% | -$45.8K |
|
|
ACH
5128
CALL
Accendra Health
ACH
$240M
| $162K | ﹤0.01% |
+71,200
| New | +$164K |
|
5129
PUT
Adecoagro
AGRO
$1.53B
| $162K | ﹤0.01% |
+10,800
| New | +$107K |
|
5130
MidCap Financial Investment
MFIC
$784M
| $162K | ﹤0.01% |
+14,424
| New | +$159K |
|
5131
CALL
Kimbell Royalty Partners
KRP
$1.47B
| $162K | ﹤0.01% |
+11,200
| New | +$153K |
|
|
DGXX
5132
CALL
Digi Power X Inc
DGXX
$360M
| $162K | ﹤0.01% |
+79,600
| New | +$209K |
|
5133
Nomad Foods
NOMD
$1.64B
| $161K | ﹤0.01% |
+16,791
| New | +$193K |
|
|
CRCG
5134
Leverage Shares 2X Long CRCL Daily ETF
CRCG
$85M
| $161K | ﹤0.01% |
+5,924
| New | +$160K |
|
5135
PUT
Sonos
SONO
$1.75B
| $161K | ﹤0.01% |
12,000
-78,400
| -87% | -$1.18M |
|
|
HPP
5136
CALL
Hudson Pacific Properties
HPP
$834M
| $161K | ﹤0.01% |
+27,200
| New | +$209K |
|
5137
CALL
Energy Recovery
ERII
$434M
| $160K | ﹤0.01% |
+15,900
| New | +$208K |
|
5138
A2Z Smart Technologies
AZ
$249M
| $160K | ﹤0.01% |
+23,991
| New | +$153K |
|
5139
B&G Foods
BGS
$285M
| $160K | ﹤0.01% |
+33,261
| New | +$161K |
|
|
SMCL
5140
GraniteShares 2x Long SMCI Daily ETF
SMCL
$38M
| $160K | ﹤0.01% |
+13,928
| New | +$403K |
|
5141
PUT
Ginkgo Bioworks
DNA
$481M
| $159K | ﹤0.01% |
26,000
-22,000
| -46% | -$183K |
|
5142
CALL
Evolution Petroleum
EPM
$137M
| $159K | ﹤0.01% |
+34,700
| New | +$144K |
|
|
KEEL
5143
Keel Infrastructure Corp
KEEL
$2.57B
| $158K | ﹤0.01% |
+81,268
| New | +$191K |
|
5144
CALL
Quantum-Si Incorporated
QSI
$168M
| $158K | ﹤0.01% |
204,700
-132,800
| -39% | -$138K |
|
5145
PUT
Utz Brands
UTZ
$1.25B
| $158K | ﹤0.01% |
+20,000
| New | +$186K |
|
5146
CALL
Weibo
WB
$1.9B
| $158K | ﹤0.01% |
18,100
-14,600
| -45% | -$146K |
|
|
KDK
5147
CALL
Kodiak AI
KDK
$802M
| $158K | ﹤0.01% |
22,800
-2,300
| -9% | -$20.1K |
|
5148
PUT
Under Armour Class C
UA
$2.92B
| $158K | ﹤0.01% |
27,300
-59,300
| -68% | -$374K |
|
|
CAN
5149
Canaan Creative
CAN
$176M
| $158K | ﹤0.01% |
365,785
-101,514
| -22% | -$59.3K |
|
5150
CALL
NatWest
NWG
$71.5B
| $158K | ﹤0.01% |
+10,600
| New | +$176K |
|
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.