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 | |
|---|---|---|---|---|---|---|
1726
CALL
JB Hunt Transport Services
JBHT
$27.3B
| $5.34M | ﹤0.01% |
25,200
-28,800
| -53% | -$6.14M |
|
1727
PUT
Citizens Financial Group
CFG
$30.2B
| $5.34M | ﹤0.01% |
89,000
+3,500
| +4% | +$215K |
|
|
GRMN
1728
CALL
Garmin
GRMN
$47.2B
| $5.34M | ﹤0.01% |
23,000
-7,800
| -25% | -$1.75M |
|
1729
CALL
McEwen Inc
MUX
$983M
| $5.33M | ﹤0.01% |
260,900
-82,100
| -24% | -$1.95M |
|
1730
Coeur Mining
CDE
$14.6B
| $5.32M | ﹤0.01% |
283,626
+18,850
| +7% | +$410K |
|
1731
CALL
HF Sinclair
DINO
$16.3B
| $5.31M | ﹤0.01% |
85,100
-16,100
| -16% | -$872K |
|
1732
CALL
Uranium Energy
UEC
$4.65B
| $5.31M | ﹤0.01% |
393,200
-247,700
| -39% | -$3.82M |
|
|
B
1733
Barrick Mining
B
$58.5B
| $5.3M | ﹤0.01% |
130,050
-28,800
| -18% | -$1.33M |
|
|
KRMN
1734
CALL
Karman Holdings
KRMN
$5.95B
| $5.3M | ﹤0.01% |
+66,200
| New | +$6.38M |
|
1735
PUT
Tyson Foods
TSN
$20.4B
| $5.3M | ﹤0.01% |
82,700
-51,400
| -38% | -$3.19M |
|
1736
CALL
Wendy's
WEN
$1.5B
| $5.29M | ﹤0.01% |
761,800
+76,800
| +11% | +$591K |
|
|
VISN
1737
CALL
Vistance Networks Inc
VISN
$2.69B
| $5.29M | ﹤0.01% |
290,800
-81,000
| -22% | -$1.48M |
|
1738
CALL
Par Pacific Holdings
PARR
$3.89B
| $5.29M | ﹤0.01% |
84,400
+66,400
| +369% | +$2.97M |
|
1739
CALL
Tilray
TLRY
$522M
| $5.27M | ﹤0.01% |
815,200
-806,600
| -50% | -$6.29M |
|
1740
CALL
LendingTree
TREE
$616M
| $5.27M | ﹤0.01% |
123,000
+104,300
| +558% | +$4.99M |
|
1741
PUT
KeyCorp
KEY
$25.2B
| $5.27M | ﹤0.01% |
263,000
+9,200
| +4% | +$193K |
|
1742
PUT
McCormick & Company Non-Voting
MKC
$14B
| $5.27M | ﹤0.01% |
104,500
+44,100
| +73% | +$2.81M |
|
1743
MP Materials
MP
$8.14B
| $5.26M | ﹤0.01% |
108,996
-38,206
| -26% | -$2.28M |
|
1744
CALL
Grab
GRAB
$14.8B
| $5.25M | ﹤0.01% |
1,435,300
+202,400
| +16% | +$859K |
|
1745
Progress Software
PRGS
$1.62B
| $5.25M | ﹤0.01% |
+204,662
| New | +$7.82M |
|
1746
PUT
PPG Industries
PPG
$25.8B
| $5.25M | ﹤0.01% |
49,100
+5,600
| +13% | +$635K |
|
1747
CALL
NetEase
NTES
$85.9B
| $5.24M | ﹤0.01% |
46,800
-24,800
| -35% | -$3.08M |
|
1748
Kinross Gold
KGC
$26.9B
| $5.24M | ﹤0.01% |
+171,529
| New | +$5.62M |
|
|
PSKY
1749
CALL
Paramount Skydance Corp
PSKY
$9.59B
| $5.23M | ﹤0.01% |
579,400
-156,400
| -21% | -$1.71M |
|
1750
CALL
Synchrony
SYF
$24.7B
| $5.22M | ﹤0.01% |
76,800
-80,000
| -51% | -$5.82M |
|
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.