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 Russell 2000 ETF
IWM
|
+$106M |
| 2 |
Advanced Micro Devices
AMD
|
+$81.1M |
| 3 |
Amazon
AMZN
|
+$73M |
| 4 |
TSMC
TSM
|
+$68.5M |
| 5 |
iShares Silver Trust
SLV
|
+$64.5M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$214M |
| 2 |
iShares Core S&P 500 ETF
IVV
|
+$209M |
| 3 |
Invesco NASDAQ 100 ETF
QQQM
|
+$209M |
| 4 |
Vanguard S&P 500 ETF
VOO
|
+$150M |
| 5 |
Meta Platforms (Facebook)
META
|
+$102M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.28% |
| 2 | Consumer Discretionary | 0.23% |
| 3 | Healthcare | 0.11% |
| 4 | Communication Services | 0.09% |
| 5 | Financials | 0.07% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
151
CALL
Target
TGT
$63.4B
| $122M | 0.07% |
1,165,700
+94,800
| +9% | +$11.8M |
|
152
CALL
Dell
DELL
$247B
| $122M | 0.07% |
1,334,300
+85,500
| +7% | +$9.04M |
|
153
CALL
Mastercard
MA
$484B
| $122M | 0.07% |
221,700
-12,700
| -5% | -$6.91M |
|
154
CALL
Wells Fargo
WFC
$261B
| $121M | 0.07% |
1,687,900
-77,700
| -4% | -$5.83M |
|
155
CALL
American Express
AXP
$240B
| $120M | 0.07% |
447,800
+63,600
| +17% | +$18.8M |
|
156
PUT
IBM
IBM
$200B
| $120M | 0.07% |
482,800
-65,700
| -12% | -$16.1M |
|
|
157
CALL
Vanguard S&P 500 ETF
VOO
$973B
| $119M | 0.07% |
344,300
-63,800
| -16% | -$34.5M |
|
158
PUT
Arm
ARM
$288B
| $116M | 0.07% |
1,088,200
-195,100
| -15% | -$27.2M |
|
159
CALL
Arista Networks
ANET
$213B
| $116M | 0.07% |
1,495,000
+478,700
| +47% | +$48.5M |
|
160
CALL
Robinhood
HOOD
$89.1B
| $115M | 0.07% |
2,771,400
-23,400
| -0.8% | -$1.11M |
|
|
KFYP
161
CALL
DELISTED
KraneShares CICC China Leaders 100 Index ETF
KFYP
| $115M | 0.07% |
3,290,600
-695,500
| -17% | -$24.3M |
|
162
CALL
Applied Materials
AMAT
$417B
| $115M | 0.06% |
789,400
+152,100
| +24% | +$25.6M |
|
163
PUT
Blackrock
BLK
$163B
| $112M | 0.06% |
118,600
-37,000
| -24% | -$36.3M |
|
164
CALL
Deere & Co
DE
$158B
| $112M | 0.06% |
237,900
+32,800
| +16% | +$15.3M |
|
165
PUT
Shopify
SHOP
$162B
| $109M | 0.06% |
1,140,400
-475,000
| -29% | -$51.8M |
|
166
CALL
Intuitive Surgical
ISRG
$125B
| $109M | 0.06% |
219,100
+74,100
| +51% | +$41M |
|
167
CALL
GE Vernova
GEV
$290B
| $108M | 0.06% |
352,600
+216,900
| +160% | +$75.6M |
|
168
CALL
FedEx
FDX
$73.1B
| $107M | 0.06% |
440,100
-67,000
| -13% | -$17.4M |
|
|
169
PUT
Wells Fargo
WFC
$261B
| $106M | 0.06% |
1,483,300
+21,300
| +1% | +$1.6M |
|
170
CALL
CVS Health
CVS
$137B
| $106M | 0.06% |
1,562,500
-403,900
| -21% | -$24.2M |
|
171
PUT
Starbucks
SBUX
$119B
| $106M | 0.06% |
1,076,400
+267,900
| +33% | +$27.7M |
|
172
CALL
PepsiCo
PEP
$185B
| $105M | 0.06% |
697,400
+211,500
| +44% | +$31.5M |
|
173
PUT
ExxonMobil
XOM
$615B
| $104M | 0.06% |
873,700
-73,600
| -8% | -$8.14M |
|
|
XYZ
174
CALL
Block Inc
XYZ
$47.2B
| $104M | 0.06% |
1,908,700
-362,300
| -16% | -$27M |
|
175
CALL
MongoDB
MDB
$26B
| $104M | 0.06% |
591,200
-77,500
| -12% | -$18.9M |
|
Similar funds
IMC Chicago's Q1 2025 Portfolio in Review
As of Q1 2025, IMC Chicago held 3,586 positions worth $177B, down 18% from $215B the previous quarter. Its ten largest holdings account for 46% of the portfolio.
IMC Chicago withdrew a net $21.1B in Q1 2025, closing 516 positions and reducing 1,388 holdings. Its most notable exit was iShares Core S&P 500 ETF, an estimated $209M position sold in full.
By sector, the portfolio is most concentrated in Technology at 0.28% of assets, down from 0.32% a quarter earlier, followed by Consumer Discretionary and Healthcare.
Against the trend, IMC Chicago opened a new position in Amazon worth $64M.
- IMC Chicago's largest Q1 2025 buy was Amazon: 336,493 shares worth $64M.
- IMC Chicago added most to iShares Russell 2000 ETF in Q1 2025, an estimated $106M increase.
- IMC Chicago's biggest Q1 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $214M.
- IMC Chicago fully exited iShares Core S&P 500 ETF in Q1 2025, selling an estimated $209M.
- IMC Chicago's ten largest holdings make up 46% of its $177B portfolio in Q1 2025.
- IMC Chicago opened 482 new positions and closed 516 in Q1 2025.
- IMC Chicago's portfolio value fell 18% quarter-over-quarter to $177B.
Based on IMC Chicago's 13F filing for Q1 2025, filed 14 Apr 2025.