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 | |
|---|---|---|---|---|---|---|
2726
CALL
Arrow Electronics
ARW
$11B
| $2.71M | ﹤0.01% |
12,700
+5,500
| +76% | +$1.1M |
|
2727
PUT
Sigma Lithium
SGML
$1.39B
| $2.71M | ﹤0.01% |
214,000
-109,000
| -34% | -$1.83M |
|
2728
PUT
Turning Point Brands
TPB
$1.51B
| $2.71M | ﹤0.01% |
31,900
+13,600
| +74% | +$1.13M |
|
2729
CALL
Reliance Steel & Aluminium
RS
$20.4B
| $2.69M | ﹤0.01% |
7,200
-2,200
| -23% | -$804K |
|
2730
PUT
Gaming and Leisure Properties
GLPI
$12.2B
| $2.68M | ﹤0.01% |
+60,200
| New | +$2.82M |
|
2731
PUT
AMC Entertainment Holdings
AMC
$2.37B
| $2.68M | ﹤0.01% |
1,410,400
+486,000
| +53% | +$836K |
|
|
MPT
2732
PUT
Medical Properties Trust
MPT
$2.39B
| $2.68M | ﹤0.01% |
579,800
-9,000
| -2% | -$44.6K |
|
2733
TE Connectivity
TEL
$60.4B
| $2.67M | ﹤0.01% |
+13,260
| New | +$2.83M |
|
2734
CALL
Main Street Capital
MAIN
$5.39B
| $2.67M | ﹤0.01% |
51,500
+30,600
| +146% | +$1.61M |
|
2735
PayPal
PYPL
$47B
| $2.67M | ﹤0.01% |
61,748
-853,780
| -93% | -$38.8M |
|
2736
PUT
West Pharmaceutical
WST
$23.9B
| $2.66M | ﹤0.01% |
7,400
+2,000
| +37% | +$611K |
|
2737
PUT
TD Synnex
SNX
$21B
| $2.65M | ﹤0.01% |
9,900
-2,200
| -18% | -$530K |
|
2738
PUT
Textron
TXT
$13.6B
| $2.64M | ﹤0.01% |
28,800
-13,300
| -32% | -$1.21M |
|
2739
PUT
Kohl's
KSS
$2.2B
| $2.64M | ﹤0.01% |
148,900
-11,800
| -7% | -$175K |
|
2740
PUT
Hertz
HTZ
$820M
| $2.63M | ﹤0.01% |
1,162,400
+679,400
| +141% | +$3.71M |
|
2741
International Paper
IP
$19.7B
| $2.63M | ﹤0.01% |
69,070
+16,238
| +31% | +$556K |
|
2742
CALL
Keurig Dr Pepper
KDP
$44.3B
| $2.63M | ﹤0.01% |
80,300
-96,500
| -55% | -$2.81M |
|
2743
CALL
Freedom Holding
FRHC
$10.5B
| $2.62M | ﹤0.01% |
20,100
+16,300
| +429% | +$2.37M |
|
2744
CALL
Hallador Energy
HNRG
$783M
| $2.62M | ﹤0.01% |
150,800
+46,500
| +45% | +$800K |
|
2745
PUT
Grab
GRAB
$14B
| $2.62M | ﹤0.01% |
694,900
+166,600
| +32% | +$607K |
|
2746
CALL
CNX Resources
CNX
$5.55B
| $2.62M | ﹤0.01% |
77,200
+37,600
| +95% | +$1.36M |
|
2747
Sportradar
SRAD
$3.82B
| $2.62M | ﹤0.01% |
174,973
+117,138
| +203% | +$1.7M |
|
2748
PUT
Match Group
MTCH
$9.61B
| $2.62M | ﹤0.01% |
68,800
+13,400
| +24% | +$475K |
|
2749
Photronics
PLAB
$1.72B
| $2.61M | ﹤0.01% |
+80,294
| New | +$3.4M |
|
2750
PUT
GDS Holdings
GDS
$6.28B
| $2.61M | ﹤0.01% |
86,900
+2,700
| +3% | +$104K |
|
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.