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 |
iShares Bitcoin Trust
IBIT
|
+$232M |
| 2 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$168M |
| 3 |
Apple
AAPL
|
+$149M |
| 4 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$136M |
| 5 |
UnitedHealth
UNH
|
+$110M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$153M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$127M |
| 3 |
Advanced Micro Devices
AMD
|
+$97.1M |
| 4 |
TSMC
TSM
|
+$65.3M |
| 5 |
SPYM
State Street SPDR Portfolio S&P 500 ETF
SPYM
|
+$57.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.32% |
| 2 | Consumer Discretionary | 0.25% |
| 3 | Healthcare | 0.13% |
| 4 | Communication Services | 0.1% |
| 5 | Financials | 0.1% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
MRP
3076
PUT
Millrose Properties Inc
MRP
$4.94B
| $319K | ﹤0.01% |
+11,200
| New | +$296K |
|
3077
PUT
NCR Voyix
VYX
$1.11B
| $319K | ﹤0.01% |
27,200
-1,700
| -6% | -$17.2K |
|
3078
CALL
Invesco DB Agriculture Fund
DBA
$1.23B
| $319K | ﹤0.01% |
12,200
-1,600
| -12% | -$42.9K |
|
3079
CALL
BRC Group Holdings
RILY
$292M
| $319K | ﹤0.01% |
107,300
+45,700
| +74% | +$140K |
|
|
CALY
3080
Callaway Golf Company
CALY
$3.01B
| $318K | ﹤0.01% |
39,519
-24,666
| -38% | -$170K |
|
3081
Unusual Machines
UMAC
$1.3B
| $318K | ﹤0.01% |
+37,112
| New | +$234K |
|
3082
PUT
Palladyne AI
PDYN
$312M
| $314K | ﹤0.01% |
+36,300
| New | +$257K |
|
|
HPP
3083
PUT
Hudson Pacific Properties
HPP
$724M
| $313K | ﹤0.01% |
+16,300
| New | +$264K |
|
3084
PUT
Microvast
MVST
$332M
| $312K | ﹤0.01% |
+85,900
| New | +$251K |
|
|
TEN
3085
Tsakos Energy Navigation Ltd
TEN
$1.15B
| $311K | ﹤0.01% |
+16,228
| New | +$285K |
|
3086
PUT
Immersion
IMMR
$248M
| $310K | ﹤0.01% |
39,400
+5,700
| +17% | +$42.4K |
|
3087
CALL
Atomera
ATOM
$217M
| $310K | ﹤0.01% |
+61,600
| New | +$329K |
|
|
CGC
3088
PUT
Canopy Growth
CGC
$422M
| $310K | ﹤0.01% |
+254,400
| New | +$338K |
|
3089
CALL
Lightbridge
LTBR
$339M
| $310K | ﹤0.01% |
23,200
-4,500
| -16% | -$49.7K |
|
3090
Warby Parker
WRBY
$3.1B
| $310K | ﹤0.01% |
+14,120
| New | +$261K |
|
3091
Hormel Foods
HRL
$13.4B
| $309K | ﹤0.01% |
+10,231
| New | +$309K |
|
3092
Alamos Gold
AGI
$14B
| $309K | ﹤0.01% |
+11,636
| New | +$311K |
|
3093
CALL
Beyond Meat
BYND
$215M
| $309K | ﹤0.01% |
88,500
+6,500
| +8% | +$18.8K |
|
|
HBI
3094
DELISTED
Hanesbrands
HBI
| $307K | ﹤0.01% |
67,090
+27,442
| +69% | +$132K |
|
3095
PUT
Extreme Networks
EXTR
$3.14B
| $307K | ﹤0.01% |
17,100
-58,200
| -77% | -$857K |
|
3096
PUT
United States Brent Oil Fund
BNO
$790M
| $306K | ﹤0.01% |
+10,500
| New | +$296K |
|
|
HAPN
3097
Happen Inc
HAPN
$2.22B
| $306K | ﹤0.01% |
25,461
-6,468
| -20% | -$67.2K |
|
3098
3D Systems Corp
DDD
$633M
| $305K | ﹤0.01% |
198,118
-20,224
| -9% | -$36.6K |
|
3099
PUT
Target Hospitality
TH
$1.66B
| $305K | ﹤0.01% |
42,800
-21,800
| -34% | -$151K |
|
3100
CALL
Seadrill
SDRL
$2.92B
| $305K | ﹤0.01% |
+11,600
| New | +$274K |
|
Similar funds
IMC Chicago's Q2 2025 Portfolio in Review
As of Q2 2025, IMC Chicago held 3,685 positions worth $225B, up 27% from $177B the previous quarter. Its ten largest holdings account for 42% of the portfolio.
IMC Chicago deployed $13.1B of net new capital in Q2 2025, opening 615 new positions and adding to 1,602 existing holdings. Its largest new stake was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
By sector, the portfolio is most concentrated in Technology at 0.32% of assets, up from 0.28% a quarter earlier, followed by Consumer Discretionary and Healthcare.
On the sell side, the largest reduction was Invesco QQQ Trust, an estimated $153M trimmed.
- IMC Chicago's largest Q2 2025 buy was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
- IMC Chicago added most to Sprott Physical Gold in Q2 2025, an estimated $77.8M increase.
- IMC Chicago's biggest Q2 2025 reduction was Invesco QQQ Trust, cutting an estimated $153M.
- IMC Chicago fully exited Advanced Micro Devices in Q2 2025, selling an estimated $97.1M.
- IMC Chicago's ten largest holdings make up 42% of its $225B portfolio in Q2 2025.
- IMC Chicago opened 615 new positions and closed 423 in Q2 2025.
- IMC Chicago's portfolio value rose 27% quarter-over-quarter to $225B.
Based on IMC Chicago's 13F filing for Q2 2025, filed 22 Jul 2025.