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 | |
|---|---|---|---|---|---|---|
1226
CALL
NRG Energy
NRG
$27.6B
| $10.5M | ﹤0.01% |
71,600
-44,700
| -38% | -$7.03M |
|
1227
PUT
Huntington Ingalls Industries
HII
$10.6B
| $10.4M | ﹤0.01% |
27,500
+16,600
| +152% | +$6.84M |
|
1228
PUT
BHP
BHP
$204B
| $10.4M | ﹤0.01% |
143,500
+72,300
| +102% | +$5.11M |
|
|
SOLT
1229
CALL
2x Solana ETF
SOLT
$126M
| $10.4M | ﹤0.01% |
+230,000
| New | +$19.1M |
|
1230
CALL
Citizens Financial Group
CFG
$30.2B
| $10.4M | ﹤0.01% |
173,900
+62,800
| +57% | +$3.86M |
|
1231
PUT
Moody's
MCO
$88.3B
| $10.4M | ﹤0.01% |
23,900
+13,900
| +139% | +$6.58M |
|
|
SEZL
1232
CALL
Sezzle
SEZL
$5.78B
| $10.4M | ﹤0.01% |
164,600
+49,300
| +43% | +$3.36M |
|
1233
PUT
Paycom
PAYC
$6.98B
| $10.4M | ﹤0.01% |
85,700
+33,400
| +64% | +$4.47M |
|
1234
CALL
Burlington
BURL
$22.2B
| $10.4M | ﹤0.01% |
32,000
-2,000
| -6% | -$613K |
|
1235
PUT
Alaska Air
ALK
$5.13B
| $10.4M | ﹤0.01% |
282,400
+107,300
| +61% | +$5.17M |
|
1236
CALL
Pultegroup
PHM
$23.5B
| $10.3M | ﹤0.01% |
88,000
-3,200
| -4% | -$410K |
|
1237
CALL
Keysight
KEYS
$53.7B
| $10.3M | ﹤0.01% |
36,600
-1,900
| -5% | -$476K |
|
1238
PUT
Progressive
PGR
$123B
| $10.3M | ﹤0.01% |
52,100
+12,100
| +30% | +$2.5M |
|
1239
CALL
Zeta Global
ZETA
$5.32B
| $10.3M | ﹤0.01% |
648,300
+275,200
| +74% | +$5.1M |
|
|
PPLC
1240
PUT
DELISTED
PortfolioPlus S&P 500 ETF
PPLC
| $10.3M | ﹤0.01% |
283,700
+2,600
| +0.9% | +$94.6K |
|
1241
PUT
InterDigital
IDCC
$6.67B
| $10.3M | ﹤0.01% |
34,100
+11,000
| +48% | +$3.74M |
|
1242
CALL
MPLX
MPLX
$58B
| $10.3M | ﹤0.01% |
180,400
+46,000
| +34% | +$2.61M |
|
1243
CALL
AngloGold Ashanti
AU
$37.9B
| $10.3M | ﹤0.01% |
105,700
+29,300
| +38% | +$3.01M |
|
|
VG
1244
PUT
Venture Global Inc
VG
$35.5B
| $10.3M | ﹤0.01% |
652,900
+344,900
| +112% | +$3.7M |
|
|
SA
1245
CALL
Seabridge Gold
SA
$2.67B
| $10.3M | ﹤0.01% |
362,900
+36,400
| +11% | +$1.16M |
|
1246
CALL
Viavi Solutions
VIAV
$9.73B
| $10.3M | ﹤0.01% |
308,700
+140,500
| +84% | +$3.71M |
|
1247
PUT
Revolution Medicines
RVMD
$38.4B
| $10.3M | ﹤0.01% |
+105,600
| New | +$10.7M |
|
1248
CALL
Tidewater
TDW
$3.75B
| $10.3M | ﹤0.01% |
122,900
+59,400
| +94% | +$4.13M |
|
1249
CALL
Fluor
FLR
$6.91B
| $10.3M | ﹤0.01% |
220,100
-42,800
| -16% | -$1.99M |
|
1250
PUT
Stanley Black & Decker
SWK
$13.6B
| $10.3M | ﹤0.01% |
144,300
-24,000
| -14% | -$1.93M |
|
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.