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 |
Invesco QQQ Trust
QQQ
|
+$203M |
| 2 |
JD.com
JD
|
+$105M |
| 3 |
Boeing
BA
|
+$105M |
| 4 |
Applovin
APP
|
+$93.6M |
| 5 |
Netflix
NFLX
|
+$81.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$167M |
| 2 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$146M |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$135M |
| 4 |
Pinduoduo
PDD
|
+$128M |
| 5 |
Palantir
PLTR
|
+$108M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Consumer Discretionary | 0.39% |
| 2 | Technology | 0.33% |
| 3 | Communication Services | 0.22% |
| 4 | Industrials | 0.16% |
| 5 | Financials | 0.14% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1676
CALL
Cytokinetics
CYTK
$10.1B
| $4.27M | ﹤0.01% |
+77,700
| New | +$3.2M |
|
1677
CALL
Eldorado Gold
EGO
$10.3B
| $4.27M | ﹤0.01% |
147,800
+23,600
| +19% | +$556K |
|
1678
CALL
Citizens Financial Group
CFG
$31.5B
| $4.26M | ﹤0.01% |
80,100
-51,100
| -39% | -$2.54M |
|
1679
CALL
Booz Allen Hamilton
BAH
$9.39B
| $4.26M | ﹤0.01% |
42,600
+3,100
| +8% | +$331K |
|
1680
PUT
WEC Energy
WEC
$35.8B
| $4.24M | ﹤0.01% |
37,000
+11,100
| +43% | +$1.2M |
|
1681
CALL
TE Connectivity
TEL
$62.4B
| $4.24M | ﹤0.01% |
19,300
-5,300
| -22% | -$1.06M |
|
|
DQ
1682
PUT
Daqo New Energy
DQ
$1.01B
| $4.23M | ﹤0.01% |
150,400
+40,300
| +37% | +$945K |
|
|
CIVI
1683
PUT
DELISTED
Civitas Resources
CIVI
| $4.22M | ﹤0.01% |
130,000
+48,200
| +59% | +$1.54M |
|
1684
PUT
Amplify Online Retail ETF
IBUY
$125M
| $4.22M | ﹤0.01% |
182,800
+100
| +0.1% | +$7.31K |
|
1685
CALL
JB Hunt Transport Services
JBHT
$26.6B
| $4.21M | ﹤0.01% |
31,400
-40,800
| -57% | -$5.87M |
|
1686
PUT
Hormel Foods
HRL
$13.5B
| $4.21M | ﹤0.01% |
170,200
+92,600
| +119% | +$2.56M |
|
1687
CALL
KeyCorp
KEY
$24.9B
| $4.2M | ﹤0.01% |
224,900
-86,000
| -28% | -$1.59M |
|
1688
PUT
Waters Corp
WAT
$40.5B
| $4.2M | ﹤0.01% |
+14,000
| New | +$4.22M |
|
1689
PUT
LPL Financial
LPLA
$29.5B
| $4.19M | ﹤0.01% |
+12,600
| New | +$4.57M |
|
1690
PUT
iShares Core MSCI Emerging Markets ETF
IEMG
$159B
| $4.18M | ﹤0.01% |
59,800
-7,100
| -11% | -$443K |
|
1691
DaVita
DVA
$11.6B
| $4.18M | ﹤0.01% |
31,440
+8,557
| +37% | +$1.17M |
|
|
EXAS
1692
PUT
DELISTED
Exact Sciences
EXAS
| $4.17M | ﹤0.01% |
76,300
+30,700
| +67% | +$1.53M |
|
1693
PUT
Infosys
INFY
$49.2B
| $4.17M | ﹤0.01% |
256,100
+245,100
| +2,228% | +$4.22M |
|
1694
PUT
Sysco
SYY
$40B
| $4.17M | ﹤0.01% |
50,600
+14,700
| +41% | +$1.18M |
|
1695
PUT
Navitas Semiconductor
NVTS
$3.8B
| $4.16M | ﹤0.01% |
576,500
+294,600
| +105% | +$1.97M |
|
1696
CALL
Ventas
VTR
$46.8B
| $4.16M | ﹤0.01% |
59,400
+34,300
| +137% | +$2.3M |
|
1697
CALL
Doximity
DOCS
$4.45B
| $4.15M | ﹤0.01% |
56,800
-16,900
| -23% | -$1.1M |
|
1698
CALL
Hertz
HTZ
$806M
| $4.15M | ﹤0.01% |
610,600
+59,200
| +11% | +$380K |
|
1699
PUT
Carlyle Group
CG
$17.9B
| $4.14M | ﹤0.01% |
66,100
+1,600
| +2% | +$100K |
|
1700
CALL
Woodward
WWD
$21.5B
| $4.14M | ﹤0.01% |
+16,400
| New | +$4.07M |
|
Similar funds
IMC Chicago's Q3 2025 Portfolio in Review
As of Q3 2025, IMC Chicago held 4,045 positions worth $275B, up 22% from $225B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $23.7B of net new capital in Q3 2025, opening 783 new positions and adding to 1,843 existing holdings. Its largest new stake was Netflix: 666,120 shares worth $79.9M.
By sector, the portfolio is most concentrated in Consumer Discretionary at 0.39% of assets, up from 0.25% a quarter earlier, followed by Technology and Communication Services.
On the sell side, the largest reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, an estimated $135M trimmed.
- IMC Chicago's largest Q3 2025 buy was Netflix: 666,120 shares worth $79.9M.
- IMC Chicago added most to Invesco QQQ Trust in Q3 2025, an estimated $203M increase.
- IMC Chicago's biggest Q3 2025 reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, cutting an estimated $135M.
- IMC Chicago fully exited Apple in Q3 2025, selling an estimated $167M.
- IMC Chicago's ten largest holdings make up 38% of its $275B portfolio in Q3 2025.
- IMC Chicago opened 783 new positions and closed 492 in Q3 2025.
- IMC Chicago's portfolio value rose 22% quarter-over-quarter to $275B.
Based on IMC Chicago's 13F filing for Q3 2025, filed 4 Nov 2025.