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 | |
|---|---|---|---|---|---|---|
1026
CALL
Sprouts Farmers Market
SFM
$7.71B
| $9.73M | ﹤0.01% |
59,100
-6,200
| -9% | -$1.01M |
|
1027
CALL
Ally Financial
ALLY
$13.6B
| $9.71M | ﹤0.01% |
249,200
+28,800
| +13% | +$998K |
|
1028
PUT
AB InBev
BUD
$158B
| $9.7M | ﹤0.01% |
141,100
-17,200
| -11% | -$1.16M |
|
1029
PUT
Fastenal
FAST
$58.9B
| $9.67M | ﹤0.01% |
230,200
+16,400
| +8% | +$665K |
|
1030
CALL
Bilibili
BILI
$7.14B
| $9.66M | ﹤0.01% |
450,300
-63,900
| -12% | -$1.18M |
|
1031
CALL
Franco-Nevada
FNV
$44.7B
| $9.62M | ﹤0.01% |
58,700
-9,300
| -14% | -$1.54M |
|
1032
Twilio
TWLO
$38.3B
| $9.62M | ﹤0.01% |
77,358
+2,267
| +3% | +$241K |
|
1033
PUT
Motorola Solutions
MSI
$77B
| $9.59M | ﹤0.01% |
22,800
-1,200
| -5% | -$502K |
|
1034
Constellation Brands
STZ
$23.3B
| $9.59M | ﹤0.01% |
+58,924
| New | +$10.6M |
|
1035
PUT
Ford
F
$55.4B
| $9.52M | ﹤0.01% |
877,800
-641,500
| -42% | -$6.53M |
|
1036
CALL
Sony
SONY
$138B
| $9.49M | ﹤0.01% |
364,700
-103,100
| -22% | -$2.58M |
|
1037
CALL
Teva Pharmaceuticals
TEVA
$42.6B
| $9.45M | ﹤0.01% |
564,100
+79,200
| +16% | +$1.28M |
|
1038
PUT
Warner Bros
WBD
$69.6B
| $9.44M | ﹤0.01% |
824,100
-353,600
| -30% | -$3.3M |
|
1039
PUT
Devon Energy
DVN
$48.8B
| $9.44M | ﹤0.01% |
296,700
-2,500
| -0.8% | -$79.6K |
|
1040
CALL
Vanguard Morningstar Growth ETF
VUG
$231B
| $9.43M | ﹤0.01% |
129,000
+600
| +0.5% | +$39.5K |
|
1041
Regeneron Pharmaceuticals
REGN
$83B
| $9.42M | ﹤0.01% |
+17,952
| New | +$10M |
|
|
TLN
1042
PUT
Talen Energy Corp
TLN
$17.2B
| $9.42M | ﹤0.01% |
32,400
+5,900
| +22% | +$1.4M |
|
1043
CALL
2x Long VIX Futures ETF
UVIX
$204M
| $9.41M | ﹤0.01% |
20,975
+1,225
| +6% | +$940K |
|
1044
JD.com
JD
$39.6B
| $9.37M | ﹤0.01% |
+286,976
| New | +$9.79M |
|
|
TIGR
1045
PUT
UP Fintech Holding
TIGR
$833M
| $9.36M | ﹤0.01% |
969,700
+240,800
| +33% | +$2.01M |
|
1046
CALL
2x Bitcoin ETF
BITX
$862M
| $9.3M | ﹤0.01% |
172,100
+27,700
| +19% | +$1.33M |
|
1047
CALL
Nice
NICE
$6.17B
| $9.29M | ﹤0.01% |
55,000
-25,600
| -32% | -$4.12M |
|
1048
Baidu
BIDU
$35.5B
| $9.28M | ﹤0.01% |
108,250
-131,084
| -55% | -$11.3M |
|
1049
CALL
Ambarella
AMBA
$3.6B
| $9.27M | ﹤0.01% |
140,300
+70,000
| +100% | +$3.71M |
|
|
CRCL
1050
Circle Internet Group
CRCL
$19.1B
| $9.23M | ﹤0.01% |
+50,929
| New | +$8.3M |
|
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.