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 | |
|---|---|---|---|---|---|---|
|
USAR
1151
CALL
USA Rare Earth Inc
USAR
$3.73B
| $11.8M | ﹤0.01% |
781,000
+141,400
| +22% | +$2.74M |
|
|
ABVX
1152
Abivax
ABVX
$11.5B
| $11.8M | ﹤0.01% |
106,143
+89,624
| +543% | +$10.6M |
|
1153
PUT
NRG Energy
NRG
$27.6B
| $11.8M | ﹤0.01% |
80,800
+9,400
| +13% | +$1.48M |
|
1154
CALL
Fastly Inc
FSLY
$3.2B
| $11.8M | ﹤0.01% |
406,300
+79,800
| +24% | +$1.31M |
|
|
PPLC
1155
CALL
DELISTED
PortfolioPlus S&P 500 ETF
PPLC
| $11.8M | ﹤0.01% |
318,200
-115,900
| -27% | -$4.3M |
|
1156
PUT
Toast
TOST
$17.9B
| $11.8M | ﹤0.01% |
444,800
+53,700
| +14% | +$1.6M |
|
1157
Bloom Energy
BE
$56.1B
| $11.7M | ﹤0.01% |
+86,367
| New | +$12.7M |
|
1158
PUT
XPO
XPO
$24.7B
| $11.7M | ﹤0.01% |
60,100
-210,700
| -78% | -$37.8M |
|
1159
CALL
Equinor
EQNR
$88.8B
| $11.7M | ﹤0.01% |
276,100
+133,000
| +93% | +$4.01M |
|
1160
PUT
Transocean
RIG
$5.56B
| $11.6M | ﹤0.01% |
1,749,400
+598,400
| +52% | +$3.37M |
|
1161
CALL
Red Cat Holdings
RCAT
$1.18B
| $11.6M | ﹤0.01% |
886,000
+334,000
| +61% | +$4.56M |
|
1162
PUT
Cboe Global Markets
CBOE
$29.1B
| $11.6M | ﹤0.01% |
41,200
-17,000
| -29% | -$4.73M |
|
1163
PUT
C.H. Robinson
CHRW
$24.3B
| $11.6M | ﹤0.01% |
69,600
+25,100
| +56% | +$4.49M |
|
1164
CALL
Crown Castle
CCI
$34.1B
| $11.5M | ﹤0.01% |
142,000
+15,700
| +12% | +$1.35M |
|
1165
PUT
Kenvue
KVUE
$36.5B
| $11.5M | ﹤0.01% |
669,200
-505,700
| -43% | -$9.01M |
|
1166
Las Vegas Sands
LVS
$30.4B
| $11.5M | ﹤0.01% |
213,408
+125,283
| +142% | +$7.13M |
|
1167
CALL
Kraft Heinz
KHC
$30.7B
| $11.4M | ﹤0.01% |
509,000
-2,200
| -0.4% | -$51.7K |
|
1168
PUT
Sprouts Farmers Market
SFM
$7.02B
| $11.4M | ﹤0.01% |
148,200
+38,500
| +35% | +$2.87M |
|
1169
CALL
abrdn Physical Palladium Shares ETF
PALL
$609M
| $11.4M | ﹤0.01% |
424,000
-60,000
| -12% | -$1.86M |
|
1170
CALL
CACI
CACI
$9.97B
| $11.4M | ﹤0.01% |
+21,000
| New | +$12.6M |
|
1171
PUT
Omnicom Group
OMC
$23.5B
| $11.4M | ﹤0.01% |
151,600
+120,700
| +391% | +$9.36M |
|
1172
PUT
CarMax
KMX
$7.93B
| $11.4M | ﹤0.01% |
274,300
+38,000
| +16% | +$1.66M |
|
1173
PUT
L3Harris
LHX
$52.3B
| $11.4M | ﹤0.01% |
33,000
-9,200
| -22% | -$3.22M |
|
1174
CALL
Hershey
HSY
$34.8B
| $11.4M | ﹤0.01% |
54,700
+12,700
| +30% | +$2.68M |
|
1175
CALL
Match Group
MTCH
$9.11B
| $11.4M | ﹤0.01% |
369,800
-62,700
| -14% | -$1.95M |
|
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.