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 | |
|---|---|---|---|---|---|---|
2601
CALL
Honda
HMC
$40.5B
| $807K | ﹤0.01% |
28,000
+16,000
| +133% | +$467K |
|
2602
CALL
Dorian LPG
LPG
$1.95B
| $807K | ﹤0.01% |
33,100
+12,200
| +58% | +$270K |
|
2603
CALL
PagerDuty
PD
$932M
| $802K | ﹤0.01% |
52,500
+10,400
| +25% | +$162K |
|
2604
CALL
Elanco Animal Health
ELAN
$11.2B
| $801K | ﹤0.01% |
56,100
-4,300
| -7% | -$50.3K |
|
|
SPPP
2605
Sprott Physical Platinum and Palladium Trust
SPPP
$602M
| $801K | ﹤0.01% |
+68,254
| New | +$694K |
|
2606
Invesco Dorsey Wright Financial Momentum ETF
PFI
$60.4M
| $800K | ﹤0.01% |
14,101
+2,561
| +22% | +$137K |
|
2607
PUT
Macerich
MAC
$6.99B
| $799K | ﹤0.01% |
49,400
+21,500
| +77% | +$331K |
|
2608
CALL
Sensata Technologies
ST
$6.61B
| $798K | ﹤0.01% |
26,500
-9,000
| -25% | -$221K |
|
2609
PUT
Vipshop
VIPS
$6.8B
| $798K | ﹤0.01% |
53,000
-4,600
| -8% | -$65.1K |
|
|
2610
PUT
Dorian LPG
LPG
$1.95B
| $797K | ﹤0.01% |
32,700
-2,900
| -8% | -$64.2K |
|
2611
PUT
Atkore
ATKR
$3.17B
| $797K | ﹤0.01% |
11,300
+900
| +9% | +$58.4K |
|
2612
PUT
Xerox
XRX
$412M
| $797K | ﹤0.01% |
151,200
+17,100
| +13% | +$83.4K |
|
2613
Algoma Steel
ASTL
$471M
| $794K | ﹤0.01% |
+115,231
| New | +$643K |
|
2614
PUT
ZTO Express
ZTO
$17.4B
| $788K | ﹤0.01% |
44,400
-21,800
| -33% | -$395K |
|
2615
Interactive Brokers
IBKR
$41.4B
| $787K | ﹤0.01% |
+14,212
| New | +$674K |
|
2616
TripAdvisor
TRIP
$1.29B
| $787K | ﹤0.01% |
60,329
-84,799
| -58% | -$1.13M |
|
2617
PUT
A.O. Smith
AOS
$8.49B
| $787K | ﹤0.01% |
+12,000
| New | +$785K |
|
2618
CALL
Pegasystems
PEGA
$5.51B
| $785K | ﹤0.01% |
+14,500
| New | +$657K |
|
2619
Portillo's
PTLO
$365M
| $782K | ﹤0.01% |
67,042
-69,281
| -51% | -$799K |
|
2620
PUT
New Fortress Energy
NFE
$93M
| $781K | ﹤0.01% |
235,300
-200
| -0.1% | -$869 |
|
2621
PUT
Commercial Metals
CMC
$7.98B
| $778K | ﹤0.01% |
+15,900
| New | +$736K |
|
|
GOOS
2622
CALL
Canada Goose Holdings
GOOS
$850M
| $773K | ﹤0.01% |
69,100
+20,500
| +42% | +$199K |
|
2623
CALL
Cerence
CRNC
$389M
| $773K | ﹤0.01% |
75,700
-15,800
| -17% | -$139K |
|
2624
PUT
Petco
WOOF
$817M
| $772K | ﹤0.01% |
272,900
-22,600
| -8% | -$70.3K |
|
2625
Direxion Daily AMZN Bull 2X ETF
AMZU
$315M
| $771K | ﹤0.01% |
21,024
+10,941
| +109% | +$338K |
|
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.