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 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$568M |
| 2 |
Amazon
AMZN
|
+$341M |
| 3 |
iShares MSCI South Korea ETF
EWY
|
+$278M |
| 4 |
Apple
AAPL
|
+$239M |
| 5 |
TSMC
TSM
|
+$215M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$316M |
| 2 |
Tesla
TSLA
|
+$253M |
| 3 |
Micron Technology
MU
|
+$178M |
| 4 |
iShares Bitcoin Trust
IBIT
|
+$176M |
| 5 |
SNDK
Sandisk
SNDK
|
+$159M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 97.94% |
| 2 | Technology | 0.92% |
| 3 | Consumer Discretionary | 0.31% |
| 4 | Financials | 0.17% |
| 5 | Communication Services | 0.16% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2776
CALL
Deutsche Bank
DB
$77.7B
| $2.55M | ﹤0.01% |
75,400
-17,700
| -19% | -$574K |
|
|
HIVE
2777
PUT
HIVE Digital Technologies
HIVE
$853M
| $2.54M | ﹤0.01% |
698,400
+405,000
| +138% | +$1.31M |
|
2778
Warrior Met Coal
HCC
$5.52B
| $2.54M | ﹤0.01% |
+31,305
| New | +$2.83M |
|
|
ETHE
2779
CALL
Grayscale Ethereum Staking ETF Shares
ETHE
$1.87B
| $2.54M | ﹤0.01% |
198,800
-79,200
| -28% | -$1.32M |
|
2780
CALL
Silicon Laboratories
SLAB
$7.36B
| $2.54M | ﹤0.01% |
11,600
+600
| +5% | +$130K |
|
2781
PUT
Star Bulk Carriers
SBLK
$3.62B
| $2.53M | ﹤0.01% |
101,500
+85,600
| +538% | +$2.21M |
|
2782
PUT
Consolidated Edison
ED
$39.7B
| $2.53M | ﹤0.01% |
22,900
-2,700
| -11% | -$294K |
|
2783
Check Point Software Technologies
CHKP
$14B
| $2.53M | ﹤0.01% |
19,266
+14,834
| +335% | +$1.93M |
|
2784
Progress Software
PRGS
$1.81B
| $2.53M | ﹤0.01% |
75,379
-129,283
| -63% | -$3.83M |
|
2785
PUT
Freedom Holding
FRHC
$10.5B
| $2.53M | ﹤0.01% |
19,400
+5,600
| +41% | +$815K |
|
|
XXRP
2786
CALL
Teucrium 2x Long Daily XRP ETF
XXRP
$148M
| $2.53M | ﹤0.01% |
+122,800
| New | +$4.31M |
|
2787
PUT
Plug Power
PLUG
$3.03B
| $2.52M | ﹤0.01% |
930,700
+92,000
| +11% | +$289K |
|
2788
PUT
Rexford Industrial Realty
REXR
$8.2B
| $2.52M | ﹤0.01% |
75,100
+49,600
| +195% | +$1.73M |
|
2789
CALL
Host Hotels & Resorts
HST
$15.1B
| $2.52M | ﹤0.01% |
106,100
+53,100
| +100% | +$1.19M |
|
2790
PUT
Performance Food Group
PFGC
$15.5B
| $2.52M | ﹤0.01% |
22,500
+17,900
| +389% | +$1.7M |
|
2791
CALL
BCE
BCE
$22.1B
| $2.51M | ﹤0.01% |
116,800
+50,600
| +76% | +$1.21M |
|
2792
Ormat Technologies
ORA
$6.48B
| $2.51M | ﹤0.01% |
23,069
+7,399
| +47% | +$917K |
|
2793
PUT
Synaptics
SYNA
$3.87B
| $2.51M | ﹤0.01% |
20,200
+7,900
| +64% | +$892K |
|
2794
PUT
Wabtec
WAB
$47.8B
| $2.51M | ﹤0.01% |
9,300
+6,700
| +258% | +$1.77M |
|
2795
Axsome Therapeutics
AXSM
$10.8B
| $2.49M | ﹤0.01% |
10,187
+2,340
| +30% | +$507K |
|
2796
PUT
HEICO Corp
HEI
$45.5B
| $2.49M | ﹤0.01% |
7,000
-10,000
| -59% | -$3.04M |
|
2797
Mettler-Toledo International
MTD
$27B
| $2.49M | ﹤0.01% |
+1,950
| New | +$2.35M |
|
2798
Microchip Technology
MCHP
$40.3B
| $2.49M | ﹤0.01% |
27,284
-48,473
| -64% | -$4.32M |
|
2799
PUT
Boot Barn
BOOT
$4.67B
| $2.48M | ﹤0.01% |
15,100
+5,500
| +57% | +$892K |
|
2800
Coca-Cola Consolidated
COKE
$12.6B
| $2.48M | ﹤0.01% |
12,981
+4,956
| +62% | +$923K |
|
Similar funds
IMC Chicago's Q2 2026 Portfolio in Review
As of Q2 2026, IMC Chicago held 6,955 positions worth $419B, up 50% from $278B the previous quarter. Its ten largest holdings account for 34% of the portfolio.
IMC Chicago's Q2 2026 filing shows 1,282 new, 3,251 increased, 1,751 reduced and 653 closed positions. Its largest new stake was Microsoft: 303,034 shares worth $113M. The largest sale was State Street SPDR S&P 500 ETF Trust, an estimated $316M.
By sector, the portfolio is most concentrated in Miscellaneous at 98% of assets, down from 98% a quarter earlier, followed by Technology and Consumer Discretionary.
- IMC Chicago's largest Q2 2026 buy was Microsoft: 303,034 shares worth $113M.
- IMC Chicago added most to State Street SPDR Dow Jones Industrial Average ETF Trust in Q2 2026, an estimated $568M increase.
- IMC Chicago's biggest Q2 2026 reduction was Tesla, cutting an estimated $253M.
- IMC Chicago fully exited State Street SPDR S&P 500 ETF Trust in Q2 2026, selling an estimated $316M.
- IMC Chicago's ten largest holdings make up 34% of its $419B portfolio in Q2 2026.
- IMC Chicago opened 1,282 new positions and closed 653 in Q2 2026.
- IMC Chicago's portfolio value rose 50% quarter-over-quarter to $419B.
Based on IMC Chicago's 13F filing for Q2 2026, filed 6 Aug 2026.