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 | |
|---|---|---|---|---|---|---|
1501
PUT
iPath Series B S&P 500 VIX Mid-Term Futures ETN
VXZ
$30.5M
| $4.22M | ﹤0.01% |
72,200
-21,900
| -23% | -$1.32M |
|
1502
CALL
Textron
TXT
$15.3B
| $4.22M | ﹤0.01% |
52,500
-28,200
| -35% | -$2.04M |
|
1503
PUT
PVH
PVH
$3.76B
| $4.21M | ﹤0.01% |
61,400
+33,200
| +118% | +$2.41M |
|
|
GAP
1504
The Gap Inc
GAP
$7.34B
| $4.21M | ﹤0.01% |
192,934
+148,020
| +330% | +$3.31M |
|
1505
O'Reilly Automotive
ORLY
$74.5B
| $4.2M | ﹤0.01% |
+46,632
| New | +$4.25M |
|
1506
CALL
First Majestic Silver
AG
$9.26B
| $4.2M | ﹤0.01% |
507,800
+39,300
| +8% | +$264K |
|
1507
CALL
American Superconductor
AMSC
$1.53B
| $4.19M | ﹤0.01% |
114,300
-35,500
| -24% | -$873K |
|
1508
CALL
Henry Schein
HSIC
$10.1B
| $4.19M | ﹤0.01% |
+57,400
| New | +$3.95M |
|
1509
PUT
Stride
LRN
$3.27B
| $4.18M | ﹤0.01% |
28,800
+8,900
| +45% | +$1.29M |
|
1510
CALL
STMicroelectronics
STM
$48.1B
| $4.17M | ﹤0.01% |
137,100
-66,200
| -33% | -$1.64M |
|
1511
PUT
Range Resources
RRC
$9.39B
| $4.17M | ﹤0.01% |
102,500
+27,300
| +36% | +$1.03M |
|
1512
PUT
Aflac
AFL
$60.5B
| $4.17M | ﹤0.01% |
39,500
+4,200
| +12% | +$441K |
|
1513
PUT
Rio Tinto
RIO
$160B
| $4.16M | ﹤0.01% |
71,400
+52,500
| +278% | +$3.1M |
|
1514
CALL
VICI Properties
VICI
$29B
| $4.15M | ﹤0.01% |
127,400
+52,700
| +71% | +$1.68M |
|
1515
CALL
TE Connectivity
TEL
$62B
| $4.15M | ﹤0.01% |
24,600
+2,700
| +12% | +$410K |
|
1516
PUT
Signet Jewelers
SIG
$3.59B
| $4.14M | ﹤0.01% |
52,100
-6,700
| -11% | -$445K |
|
1517
CALL
Ollie's Bargain Outlet
OLLI
$4.73B
| $4.14M | ﹤0.01% |
31,400
-14,900
| -32% | -$1.71M |
|
1518
CALL
Bank of Montreal
BMO
$129B
| $4.14M | ﹤0.01% |
37,400
+2,600
| +7% | +$262K |
|
1519
PUT
Dave Inc
DAVE
$4.26B
| $4.13M | ﹤0.01% |
+15,400
| New | +$2.43M |
|
1520
PUT
Eos Energy Enterprises
EOSE
$1.51B
| $4.12M | ﹤0.01% |
804,600
+295,200
| +58% | +$1.45M |
|
1521
CALL
Booz Allen Hamilton
BAH
$9.43B
| $4.11M | ﹤0.01% |
39,500
+15,500
| +65% | +$1.74M |
|
1522
CALL
Exelon
EXC
$47B
| $4.11M | ﹤0.01% |
94,700
+700
| +0.7% | +$31.2K |
|
|
BRSL
1523
CALL
Brightstar Lottery PLC
BRSL
$2.15B
| $4.11M | ﹤0.01% |
259,700
+185,900
| +252% | +$2.92M |
|
1524
CALL
Carlyle Group
CG
$17.2B
| $4.1M | ﹤0.01% |
79,800
-4,400
| -5% | -$190K |
|
1525
PUT
Enbridge
ENB
$112B
| $4.1M | ﹤0.01% |
90,500
+29,700
| +49% | +$1.35M |
|
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.