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 | |
|---|---|---|---|---|---|---|
201
PUT
DoorDash
DASH
$90.9B
| $118M | 0.05% |
477,700
+200,100
| +72% | +$40.1M |
|
202
PUT
FedEx
FDX
$76.9B
| $118M | 0.05% |
517,900
+93,600
| +22% | +$20.5M |
|
203
CALL
Eaton
ETN
$173B
| $117M | 0.05% |
329,000
+8,100
| +3% | +$2.49M |
|
204
CALL
Chevron
CVX
$382B
| $117M | 0.05% |
817,800
+63,100
| +8% | +$8.9M |
|
205
PUT
MongoDB
MDB
$33.5B
| $117M | 0.05% |
556,000
+95,200
| +21% | +$17.6M |
|
206
CALL
United Parcel Service
UPS
$89.1B
| $117M | 0.05% |
1,155,800
+218,800
| +23% | +$21.5M |
|
|
207
CALL
MongoDB
MDB
$33.5B
| $116M | 0.05% |
552,300
-38,900
| -7% | -$7.19M |
|
208
Pinduoduo
PDD
$132B
| $114M | 0.05% |
1,085,536
+487,212
| +81% | +$51.1M |
|
|
AXON
209
PUT
Axon Enterprise
AXON
$48.4B
| $114M | 0.05% |
137,100
+13,100
| +11% | +$8.91M |
|
210
PUT
Royal Caribbean
RCL
$82.4B
| $113M | 0.05% |
362,200
+14,300
| +4% | +$3.41M |
|
211
CALL
ARK Innovation ETF
ARKK
$6.37B
| $113M | 0.05% |
1,612,600
+390,000
| +32% | +$21.5M |
|
212
PUT
Marvell Technology
MRVL
$187B
| $113M | 0.05% |
1,462,000
+446,300
| +44% | +$27.9M |
|
|
SCHW
213
CALL
Charles Schwab
SCHW
$187B
| $113M | 0.05% |
1,238,200
+525,300
| +74% | +$44M |
|
|
214
CALL
FedEx
FDX
$76.9B
| $111M | 0.05% |
490,500
+50,400
| +11% | +$11M |
|
215
PUT
Target
TGT
$69B
| $110M | 0.05% |
1,119,700
+302,500
| +37% | +$29M |
|
216
PUT
ExxonMobil
XOM
$657B
| $110M | 0.05% |
1,021,100
+147,400
| +17% | +$15.8M |
|
217
PUT
Intuitive Surgical
ISRG
$139B
| $109M | 0.05% |
201,500
+22,800
| +13% | +$11.9M |
|
218
PUT
Roku
ROKU
$22.5B
| $108M | 0.05% |
1,227,300
+478,100
| +64% | +$33.4M |
|
219
PUT
Roblox
RBLX
$26.5B
| $106M | 0.05% |
1,010,400
+257,500
| +34% | +$20.2M |
|
220
PUT
Vistra
VST
$48B
| $106M | 0.05% |
545,700
+24,700
| +5% | +$3.65M |
|
|
221
CALL
Vistra
VST
$48B
| $105M | 0.05% |
543,300
-59,400
| -10% | -$8.79M |
|
222
CALL
United Airlines
UAL
$40.2B
| $105M | 0.05% |
1,315,500
+33,100
| +3% | +$2.44M |
|
223
Coinbase
COIN
$39.2B
| $103M | 0.05% |
+293,821
| New | +$68.7M |
|
224
CALL
Blackrock
BLK
$175B
| $102M | 0.05% |
97,600
+8,000
| +9% | +$7.56M |
|
225
iShares Core S&P 500 ETF
IVV
$904B
| $102M | 0.05% |
+164,373
| New | +$94.4M |
|
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.