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 | |
|---|---|---|---|---|---|---|
1476
CALL
Invesco DB US Dollar Index Bullish Fund
UUP
$414M
| $4.37M | ﹤0.01% |
162,700
+117,400
| +259% | +$3.23M |
|
1477
CALL
Joby Aviation
JOBY
$8.17B
| $4.37M | ﹤0.01% |
414,500
+96,500
| +30% | +$698K |
|
1478
CALL
Public Storage
PSA
$60.4B
| $4.37M | ﹤0.01% |
14,900
-2,300
| -13% | -$681K |
|
1479
PUT
STMicroelectronics
STM
$48.1B
| $4.37M | ﹤0.01% |
143,600
-35,400
| -20% | -$878K |
|
1480
CALL
Bath & Body Works
BBWI
$3.76B
| $4.37M | ﹤0.01% |
145,700
+68,400
| +88% | +$2M |
|
1481
PUT
PPG Industries
PPG
$25.5B
| $4.36M | ﹤0.01% |
38,300
-1,300
| -3% | -$141K |
|
1482
Occidental Petroleum
OXY
$57.7B
| $4.36M | ﹤0.01% |
+103,677
| New | +$4.33M |
|
|
CIVI
1483
CALL
DELISTED
Civitas Resources
CIVI
| $4.35M | ﹤0.01% |
158,000
+113,600
| +256% | +$3.29M |
|
1484
CALL
Capri Holdings
CPRI
$1.77B
| $4.34M | ﹤0.01% |
245,200
-185,600
| -43% | -$3.06M |
|
1485
CALL
MPLX
MPLX
$59.6B
| $4.34M | ﹤0.01% |
84,200
-31,500
| -27% | -$1.6M |
|
1486
CALL
State Street SPDR Portfolio Europe ETF
SPEU
$743M
| $4.33M | ﹤0.01% |
72,500
-16,700
| -19% | -$772K |
|
1487
CALL
Republic Services
RSG
$65.6B
| $4.32M | ﹤0.01% |
17,500
+6,900
| +65% | +$1.71M |
|
1488
Middleby
MIDD
$5.29B
| $4.31M | ﹤0.01% |
29,949
+3,179
| +12% | +$448K |
|
1489
PUT
Texas Roadhouse
TXRH
$14.1B
| $4.29M | ﹤0.01% |
22,900
+600
| +3% | +$108K |
|
1490
CALL
XP
XP
$8.18B
| $4.29M | ﹤0.01% |
212,400
+19,200
| +10% | +$332K |
|
1491
PUT
TeraWulf
WULF
$8.14B
| $4.29M | ﹤0.01% |
978,500
+332,400
| +51% | +$1.14M |
|
1492
PUT
Nextpower Inc
NXT
$15.7B
| $4.28M | ﹤0.01% |
78,800
+32,700
| +71% | +$1.64M |
|
1493
PUT
Appian
APPN
$2.49B
| $4.28M | ﹤0.01% |
143,200
+102,700
| +254% | +$3.08M |
|
1494
ProShares UltraShort Bloomberg Natural Gas
KOLD
$103M
| $4.27M | ﹤0.01% |
+166,682
| New | +$4.01M |
|
1495
CALL
F5
FFIV
$24B
| $4.27M | ﹤0.01% |
14,500
-2,900
| -17% | -$801K |
|
1496
PUT
Match Group
MTCH
$8.56B
| $4.24M | ﹤0.01% |
137,400
+200
| +0.1% | +$5.98K |
|
|
PARA
1497
PUT
DELISTED
Paramount Global Class B
PARA
| $4.24M | ﹤0.01% |
328,900
+10,000
| +3% | +$117K |
|
1498
CALL
JFrog
FROG
$11.5B
| $4.24M | ﹤0.01% |
96,600
+9,100
| +10% | +$346K |
|
1499
PUT
Grab
GRAB
$15.1B
| $4.23M | ﹤0.01% |
840,600
+47,500
| +6% | +$222K |
|
|
FLG
1500
PUT
Flagstar Bank National Association
FLG
$5.9B
| $4.23M | ﹤0.01% |
398,700
+112,900
| +40% | +$1.29M |
|
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.