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 | |
|---|---|---|---|---|---|---|
1401
PUT
FMC
FMC
$1.28B
| $4.92M | ﹤0.01% |
117,800
-24,100
| -17% | -$957K |
|
|
CMA
1402
PUT
DELISTED
Comerica
CMA
| $4.9M | ﹤0.01% |
82,200
+17,200
| +26% | +$960K |
|
1403
CALL
Equifax
EFX
$21.2B
| $4.9M | ﹤0.01% |
+18,900
| New | +$4.81M |
|
1404
Direxion Daily S&P 500 Bull 2X ETF
SPUU
$286M
| $4.9M | ﹤0.01% |
+31,304
| New | +$4.23M |
|
1405
CALL
Starwood Property Trust
STWD
$6.09B
| $4.89M | ﹤0.01% |
243,600
+101,600
| +72% | +$1.97M |
|
1406
CALL
Public Service Enterprise Group
PEG
$37.8B
| $4.88M | ﹤0.01% |
58,000
+7,400
| +15% | +$597K |
|
1407
PUT
Ambarella
AMBA
$3.66B
| $4.88M | ﹤0.01% |
73,900
+27,300
| +59% | +$1.45M |
|
1408
MongoDB
MDB
$38B
| $4.87M | ﹤0.01% |
+23,185
| New | +$4.29M |
|
1409
CALL
Canadian Imperial Bank of Commerce
CM
$110B
| $4.87M | ﹤0.01% |
68,700
+37,200
| +118% | +$2.39M |
|
1410
CALL
Box
BOX
$4.48B
| $4.83M | ﹤0.01% |
141,300
+12,100
| +9% | +$397K |
|
1411
2x Bitcoin ETF
BITX
$862M
| $4.83M | ﹤0.01% |
89,364
+66,064
| +284% | +$3.18M |
|
1412
PUT
Darling Ingredients
DAR
$10B
| $4.82M | ﹤0.01% |
127,000
+80,600
| +174% | +$2.65M |
|
1413
PUT
Quest Diagnostics
DGX
$26.2B
| $4.81M | ﹤0.01% |
26,800
+4,100
| +18% | +$712K |
|
1414
CALL
Entergy
ETR
$50.3B
| $4.8M | ﹤0.01% |
57,800
-17,100
| -23% | -$1.41M |
|
|
VTLE
1415
CALL
DELISTED
Vital Energy
VTLE
| $4.79M | ﹤0.01% |
298,000
+180,500
| +154% | +$2.95M |
|
1416
PUT
Alnylam Pharmaceuticals
ALNY
$30.4B
| $4.79M | ﹤0.01% |
14,700
-6,100
| -29% | -$1.69M |
|
1417
CALL
Kinross Gold
KGC
$32.6B
| $4.78M | ﹤0.01% |
306,000
+172,400
| +129% | +$2.51M |
|
1418
CALL
OneMain Financial
OMF
$7.44B
| $4.78M | ﹤0.01% |
83,900
+47,500
| +130% | +$2.37M |
|
1419
CALL
Peabody Energy
BTU
$3.01B
| $4.78M | ﹤0.01% |
356,000
-179,200
| -33% | -$2.37M |
|
1420
Generac Holdings
GNRC
$13.1B
| $4.76M | ﹤0.01% |
+33,257
| New | +$4.06M |
|
1421
PUT
KE Holdings
BEKE
$19.2B
| $4.76M | ﹤0.01% |
268,100
-161,100
| -38% | -$3.1M |
|
1422
CALL
Keysight
KEYS
$60.6B
| $4.75M | ﹤0.01% |
29,000
-11,700
| -29% | -$1.78M |
|
1423
PUT
NetApp
NTAP
$40.2B
| $4.74M | ﹤0.01% |
44,500
-23,200
| -34% | -$2.2M |
|
1424
PUT
Capri Holdings
CPRI
$1.77B
| $4.74M | ﹤0.01% |
267,800
-98,300
| -27% | -$1.62M |
|
1425
PUT
SentinelOne
S
$8.17B
| $4.73M | ﹤0.01% |
258,900
+113,700
| +78% | +$2.08M |
|
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.