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 | |
|---|---|---|---|---|---|---|
|
NFGC
5951
CALL
New Found Gold
NFGC
$696M
| $108K | ﹤0.01% |
70,200
+41,100
| +141% | +$78.8K |
|
5952
PUT
Ring Energy
REI
$391M
| $106K | ﹤0.01% |
98,600
+6,400
| +7% | +$8.92K |
|
5953
CALL
Wrap Technologies
WRAP
$103M
| $106K | ﹤0.01% |
82,500
+19,700
| +31% | +$27.8K |
|
5954
CALL
Sky Harbour Group
SKYH
$415M
| $106K | ﹤0.01% |
+10,800
| New | +$106K |
|
5955
TriplePoint Venture Growth BDC
TPVG
$213M
| $105K | ﹤0.01% |
21,431
+7,902
| +58% | +$42.3K |
|
5956
CALL
Cerus
CERS
$522M
| $105K | ﹤0.01% |
+36,000
| New | +$87.3K |
|
|
MTA
5957
Metalla Royalty & Streaming
MTA
$964M
| $105K | ﹤0.01% |
13,792
-19,557
| -59% | -$138K |
|
5958
CALL
Ampco-Pittsburgh
AP
$179M
| $105K | ﹤0.01% |
+12,100
| New | +$123K |
|
5959
CALL
Lantronix
LTRX
$244M
| $105K | ﹤0.01% |
17,800
-10,600
| -37% | -$68K |
|
5960
PUT
Stem
STEM
$53.6M
| $105K | ﹤0.01% |
+13,400
| New | +$124K |
|
|
EU
5961
PUT
enCore Energy
EU
$241M
| $104K | ﹤0.01% |
79,700
+43,400
| +120% | +$73K |
|
5962
GoodRx Holdings
GDRX
$1.19B
| $104K | ﹤0.01% |
36,250
-41,654
| -53% | -$106K |
|
|
ANGX
5963
PUT
Angel Studios
ANGX
$855M
| $104K | ﹤0.01% |
28,400
+10,400
| +58% | +$29.5K |
|
|
LAND
5964
CALL
Gladstone Land Corp
LAND
$424M
| $104K | ﹤0.01% |
12,200
-100
| -0.8% | -$955 |
|
5965
Microvision
MVIS
$50.5M
| $104K | ﹤0.01% |
21,110
-451
| -2% | -$3.72K |
|
|
DCH
5966
PUT
Dauch Corp
DCH
$1.66B
| $104K | ﹤0.01% |
19,100
-800
| -4% | -$4.86K |
|
5967
PUT
Blink Charging
BLNK
$85.3M
| $103K | ﹤0.01% |
161,000
+33,400
| +26% | +$24.2K |
|
5968
PUT
HighPeak Energy
HPK
$1.02B
| $103K | ﹤0.01% |
+14,700
| New | +$101K |
|
5969
PUT
Real REMAX Group Inc. Common Stock
REAX
$407M
| $102K | ﹤0.01% |
+5,630
| New | +$114K |
|
|
RDWU
5970
CALL
T-REX 2X Long RDW Daily Target ETF
RDWU
$35.2M
| $102K | ﹤0.01% |
+10,300
| New | +$171K |
|
5971
Palladyne AI
PDYN
$282M
| $102K | ﹤0.01% |
16,790
+2,804
| +20% | +$18.6K |
|
|
MSTU
5972
T-Rex 2X Long MSTR Daily Target ETF
MSTU
$645M
| $102K | ﹤0.01% |
+6,287
| New | +$344K |
|
5973
CALL
Algoma Steel
ASTL
$498M
| $102K | ﹤0.01% |
25,100
-20,500
| -45% | -$98.4K |
|
5974
Atlas Lithium Corp
ATLX
$100M
| $101K | ﹤0.01% |
27,457
-544
| -2% | -$2.42K |
|
|
TOYO
5975
PUT
TOYO Co
TOYO
$190M
| $101K | ﹤0.01% |
+14,500
| New | +$178K |
|
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.