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 | |
|---|---|---|---|---|---|---|
776
PUT
Trump Media & Technology Group
DJT
$2.41B
| $16.7M | 0.01% |
924,200
+267,600
| +41% | +$5.82M |
|
777
iShares 20+ Year Treasury Bond ETF
TLT
$40.7B
| $16.6M | 0.01% |
188,428
-623,005
| -77% | -$54.3M |
|
778
CALL
D-Wave Quantum Inc. Common Stock
QBTS
$7.56B
| $16.6M | 0.01% |
1,133,100
-326,600
| -22% | -$3.84M |
|
779
PUT
Allstate
ALL
$66.1B
| $16.6M | 0.01% |
82,400
-29,100
| -26% | -$5.81M |
|
780
CALL
SoundHound AI
SOUN
$3.28B
| $16.6M | 0.01% |
1,545,200
+146,900
| +11% | +$1.38M |
|
781
PUT
Floor & Decor
FND
$6.24B
| $16.5M | 0.01% |
217,200
+35,300
| +19% | +$2.62M |
|
782
PUT
Vanguard Information Technology ETF
VGT
$149B
| $16.4M | 0.01% |
198,400
+20,800
| +12% | +$1.51M |
|
783
CALL
PG&E
PCG
$38.1B
| $16.4M | 0.01% |
1,179,700
+838,900
| +246% | +$13.6M |
|
784
CALL
Vertex Pharmaceuticals
VRTX
$134B
| $16.4M | 0.01% |
36,900
+4,400
| +14% | +$2.03M |
|
785
PUT
Digital Realty Trust
DLR
$72.3B
| $16.4M | 0.01% |
94,200
-3,500
| -4% | -$572K |
|
786
CALL
Ford
F
$55.1B
| $16.3M | 0.01% |
1,506,800
+188,700
| +14% | +$1.92M |
|
787
CALL
PureCycle Technologies
PCT
$1.5B
| $16.3M | 0.01% |
1,191,800
+448,900
| +60% | +$3.97M |
|
788
Vistra
VST
$49.4B
| $16.1M | 0.01% |
83,241
+17,318
| +26% | +$2.56M |
|
|
SEZL
789
CALL
Sezzle
SEZL
$4.25B
| $16.1M | 0.01% |
+89,900
| New | +$7.96M |
|
790
PUT
US Bancorp Series B Preferred Stock
USB.PRH
$744M
| $16M | 0.01% |
354,400
-16,600
| -4% | -$346K |
|
791
CALL
ClearShares Piton Intermediate Fixed Income ETF
PIFI
$97.7M
| $16M | 0.01% |
628,900
+448,400
| +248% | +$42.2M |
|
792
CALL
XPeng
XPEV
$11.3B
| $16M | 0.01% |
893,500
-136,700
| -13% | -$2.67M |
|
793
CALL
Prudential Financial
PRU
$42.1B
| $16M | 0.01% |
148,500
-3,900
| -3% | -$404K |
|
794
PUT
ProShares Ultra S&P500
SSO
$8.39B
| $15.9M | 0.01% |
333,400
-43,600
| -12% | -$1.84M |
|
795
PUT
Builders FirstSource
BLDR
$7.66B
| $15.9M | 0.01% |
136,500
+37,300
| +38% | +$4.3M |
|
796
PUT
MetLife
MET
$61.6B
| $15.9M | 0.01% |
197,600
+4,700
| +2% | +$363K |
|
797
CALL
monday.com
MNDY
$3.6B
| $15.8M | 0.01% |
50,400
-28,500
| -36% | -$7.93M |
|
798
PUT
Five Below
FIVE
$12.9B
| $15.8M | 0.01% |
120,800
-37,800
| -24% | -$3.68M |
|
799
CALL
American International
AIG
$40.2B
| $15.8M | 0.01% |
184,500
+11,100
| +6% | +$924K |
|
800
CALL
Truist Financial
TFC
$64.1B
| $15.8M | 0.01% |
367,200
+175,800
| +92% | +$6.88M |
|
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.