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 | |
|---|---|---|---|---|---|---|
1126
PUT
Mondelez International
MDLZ
$77.4B
| $12.3M | ﹤0.01% |
213,900
+42,800
| +25% | +$2.48M |
|
1127
PUT
Tapestry
TPR
$28.5B
| $12.3M | ﹤0.01% |
87,000
-48,700
| -36% | -$6.9M |
|
1128
PUT
Coupang
CPNG
$29.5B
| $12.2M | ﹤0.01% |
648,000
+242,400
| +60% | +$4.75M |
|
1129
CALL
Hycroft Mining Holding Corp
HYMC
$1.71B
| $12.2M | ﹤0.01% |
346,000
+146,000
| +73% | +$5.65M |
|
1130
CALL
Toronto Dominion Bank
TD
$199B
| $12.2M | ﹤0.01% |
130,400
+19,700
| +18% | +$1.87M |
|
1131
PUT
Royal Bank of Canada
RY
$292B
| $12.2M | ﹤0.01% |
75,200
+8,000
| +12% | +$1.34M |
|
1132
CALL
BILL Holdings
BILL
$4.5B
| $12.2M | ﹤0.01% |
317,500
-17,200
| -5% | -$769K |
|
1133
Blackstone
BX
$151B
| $12.1M | ﹤0.01% |
105,309
+76,918
| +271% | +$10M |
|
1134
PUT
Madrigal Pharmaceuticals
MDGL
$12.4B
| $12.1M | ﹤0.01% |
23,100
+6,300
| +38% | +$3.01M |
|
1135
ProShares UltraPro QQQ
TQQQ
$32.9B
| $12.1M | ﹤0.01% |
289,517
+215,397
| +291% | +$10.8M |
|
1136
CALL
Verisk Analytics
VRSK
$26.4B
| $12M | ﹤0.01% |
+63,500
| New | +$12.9M |
|
1137
Trade Desk
TTD
$8.76B
| $12M | ﹤0.01% |
530,661
+127,824
| +32% | +$3.69M |
|
1138
Celestica
CLS
$35.3B
| $12M | ﹤0.01% |
+42,744
| New | +$12.4M |
|
1139
PUT
Hershey
HSY
$34.8B
| $12M | ﹤0.01% |
57,900
+16,200
| +39% | +$3.42M |
|
1140
CALL
Targa Resources
TRGP
$60.6B
| $12M | ﹤0.01% |
48,000
+25,100
| +110% | +$5.44M |
|
1141
PUT
Keysight
KEYS
$53.7B
| $12M | ﹤0.01% |
42,500
+29,900
| +237% | +$7.49M |
|
1142
PUT
CRISPR Therapeutics
CRSP
$4.63B
| $12M | ﹤0.01% |
251,900
+53,900
| +27% | +$2.84M |
|
1143
CALL
Public Storage
PSA
$55.4B
| $12M | ﹤0.01% |
44,200
+16,700
| +61% | +$4.79M |
|
1144
CALL
Dick's Sporting Goods
DKS
$19.2B
| $12M | ﹤0.01% |
60,300
-85,500
| -59% | -$17.4M |
|
1145
PUT
MasTec
MTZ
$26.6B
| $11.9M | ﹤0.01% |
37,000
-253,900
| -87% | -$68.7M |
|
1146
PUT
YPF
YPF
$19.8B
| $11.9M | ﹤0.01% |
257,400
+113,300
| +79% | +$4.29M |
|
1147
CALL
Brinker International
EAT
$8.36B
| $11.9M | ﹤0.01% |
83,300
-58,600
| -41% | -$8.93M |
|
1148
CALL
GlobalFoundries
GFS
$31.2B
| $11.9M | ﹤0.01% |
266,600
+19,300
| +8% | +$851K |
|
1149
PUT
Whirlpool
WHR
$2.39B
| $11.8M | ﹤0.01% |
219,600
+78,300
| +55% | +$5.75M |
|
1150
CALL
Blue Owl Capital
OWL
$6.32B
| $11.8M | ﹤0.01% |
1,296,500
+582,600
| +82% | +$7.04M |
|
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.