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 | |
|---|---|---|---|---|---|---|
1026
Applovin
APP
$144B
| $14.5M | 0.01% |
36,392
-23,480
| -39% | -$11.3M |
|
1027
PUT
Medtronic
MDT
$105B
| $14.5M | 0.01% |
167,100
-92,900
| -36% | -$8.9M |
|
1028
PUT
Energy Transfer Partners
ET
$69.9B
| $14.5M | 0.01% |
749,900
+121,700
| +19% | +$2.23M |
|
1029
PUT
Modine Manufacturing
MOD
$13.1B
| $14.5M | 0.01% |
66,700
+15,100
| +29% | +$2.84M |
|
|
BNY
1030
CALL
Bank of New York Mellon
BNY
$109B
| $14.4M | 0.01% |
121,700
-20,000
| -14% | -$2.38M |
|
1031
CALL
First Horizon
FHN
$12B
| $14.4M | 0.01% |
632,400
-915,200
| -59% | -$21.9M |
|
1032
CALL
abrdn Physical Silver Shares ETF
SIVR
$4.1B
| $14.4M | 0.01% |
200,800
+109,500
| +120% | +$8.74M |
|
1033
CALL
Elastic
ESTC
$6.27B
| $14.4M | 0.01% |
287,100
+214,900
| +298% | +$13.2M |
|
1034
CALL
Bilibili
BILI
$7.69B
| $14.3M | 0.01% |
633,900
+181,900
| +40% | +$5.24M |
|
1035
CALL
nVent Electric
NVT
$25.9B
| $14.3M | 0.01% |
120,900
+72,100
| +148% | +$8.19M |
|
1036
PUT
TotalEnergies
TTE
$186B
| $14.3M | 0.01% |
156,700
+59,400
| +61% | +$4.54M |
|
1037
CALL
Sysco
SYY
$38.9B
| $14.2M | 0.01% |
199,200
-649,200
| -77% | -$53.7M |
|
1038
CALL
APA Corp
APA
$12.6B
| $14.1M | 0.01% |
332,500
-215,400
| -39% | -$6.51M |
|
1039
CALL
Ero Copper
ERO
$2.81B
| $14.1M | 0.01% |
528,100
+302,800
| +134% | +$9.1M |
|
1040
CALL
HSBC
HSBC
$348B
| $14.1M | 0.01% |
170,500
+45,500
| +36% | +$3.85M |
|
1041
PUT
Williams Companies
WMB
$89.7B
| $14M | 0.01% |
192,900
-14,200
| -7% | -$983K |
|
1042
State Street SPDR S&P Regional Banking ETF
KRE
$4.86B
| $14M | 0.01% |
215,172
+128,166
| +147% | +$8.66M |
|
1043
CALL
Range Resources
RRC
$8.83B
| $14M | 0.01% |
309,600
+46,300
| +18% | +$1.8M |
|
|
CPRX
1044
DELISTED
Catalyst Pharmaceutical
CPRX
| $14M | 0.01% |
+563,670
| New | +$13.4M |
|
1045
PUT
AB InBev
BUD
$158B
| $13.9M | 0.01% |
201,000
+43,800
| +28% | +$3.16M |
|
1046
PUT
Archer Daniels Midland
ADM
$41.6B
| $13.9M | 0.01% |
191,800
-44,300
| -19% | -$2.99M |
|
1047
CALL
Five Below
FIVE
$11.4B
| $13.9M | 0.01% |
61,000
-92,800
| -60% | -$19.4M |
|
1048
CALL
Global Payments
GPN
$21.8B
| $13.9M | 0.01% |
207,000
-10,900
| -5% | -$804K |
|
1049
CALL
Alaska Air
ALK
$5.12B
| $13.9M | 0.01% |
377,900
+222,700
| +143% | +$10.7M |
|
1050
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.2B
| $13.9M | 0.01% |
+169,012
| New | +$14.2M |
|
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.