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 | |
|---|---|---|---|---|---|---|
2351
PUT
Boston Beer
SAM
$1.78B
| $2.53M | ﹤0.01% |
+11,000
| New | +$2.47M |
|
2352
PUT
VeriSign
VRSN
$24.2B
| $2.53M | ﹤0.01% |
+10,200
| New | +$2.43M |
|
2353
CALL
Synaptics
SYNA
$4.66B
| $2.53M | ﹤0.01% |
+36,100
| New | +$2.93M |
|
|
HIMX
2354
CALL
Himax Technologies
HIMX
$2.39B
| $2.53M | ﹤0.01% |
321,000
+191,800
| +148% | +$1.57M |
|
2355
CALL
MakeMyTrip
MMYT
$5.36B
| $2.52M | ﹤0.01% |
+67,700
| New | +$3.92M |
|
2356
PUT
Cheesecake Factory
CAKE
$4.33B
| $2.52M | ﹤0.01% |
46,000
+7,400
| +19% | +$441K |
|
2357
CALL
Enviri
NVRI
$615M
| $2.52M | ﹤0.01% |
128,300
+27,200
| +27% | +$505K |
|
|
LTM
2358
PUT
LATAM Airlines Group S.A.
LTM
$14.8B
| $2.52M | ﹤0.01% |
+50,900
| New | +$2.88M |
|
2359
CALL
Knight Transportation
KNX
$12.5B
| $2.52M | ﹤0.01% |
43,700
-18,500
| -30% | -$1.06M |
|
|
KRMN
2360
PUT
Karman Holdings
KRMN
$6.19B
| $2.51M | ﹤0.01% |
31,400
+9,600
| +44% | +$926K |
|
2361
PUT
IAMGOLD
IAG
$8.65B
| $2.5M | ﹤0.01% |
133,000
+7,700
| +6% | +$153K |
|
2362
CALL
Global X S&P 500 Tail Risk ETF
XTR
$4.82M
| $2.5M | ﹤0.01% |
35,300
+18,200
| +106% | +$479K |
|
|
XRPT
2363
CALL
Volatility Shares Trust XRP 2X ETF
XRPT
$61.2M
| $2.5M | ﹤0.01% |
+62,000
| New | +$4.34M |
|
2364
Madison Square Garden
MSGE
$3.62B
| $2.49M | ﹤0.01% |
42,339
+2,217
| +6% | +$131K |
|
2365
PUT
Guardant Health
GH
$20.2B
| $2.49M | ﹤0.01% |
27,000
-20,600
| -43% | -$2.07M |
|
2366
PUT
Liberty Energy
LBRT
$4.06B
| $2.49M | ﹤0.01% |
86,500
+15,800
| +22% | +$403K |
|
|
UCTT
2367
CALL
Ultra Clean Holdings
UCTT
$4.71B
| $2.49M | ﹤0.01% |
+40,000
| New | +$2.05M |
|
2368
PUT
A.O. Smith
AOS
$8.1B
| $2.49M | ﹤0.01% |
37,700
-6,800
| -15% | -$490K |
|
2369
PUT
The GEO Group
GEO
$4.17B
| $2.48M | ﹤0.01% |
147,700
+59,900
| +68% | +$951K |
|
2370
CALL
Sweetgreen
SG
$807M
| $2.48M | ﹤0.01% |
478,200
+500
| +0.1% | +$3.04K |
|
2371
PUT
Bitdeer Technologies
BTDR
$3.04B
| $2.47M | ﹤0.01% |
286,100
+67,300
| +31% | +$707K |
|
2372
Omnicom Group
OMC
$22.6B
| $2.47M | ﹤0.01% |
32,828
+21,381
| +187% | +$1.66M |
|
2373
PUT
Viper Energy
VNOM
$8.76B
| $2.47M | ﹤0.01% |
52,600
-5,200
| -9% | -$223K |
|
|
EXK
2374
Endeavour Silver
EXK
$2.43B
| $2.47M | ﹤0.01% |
264,834
-100,066
| -27% | -$1.13M |
|
2375
CALL
Chord Energy
CHRD
$7.55B
| $2.46M | ﹤0.01% |
+17,300
| New | +$1.89M |
|
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.