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 | |
|---|---|---|---|---|---|---|
701
CALL
Core Scientific
CORZ
$6.53B
| $15M | 0.01% |
2,073,900
+369,000
| +22% | +$4.2M |
|
702
CALL
Akamai
AKAM
$16.3B
| $15M | 0.01% |
186,500
+36,500
| +24% | +$3.27M |
|
703
CALL
United States Natural Gas Fund
UNG
$443M
| $15M | 0.01% |
694,600
-546,100
| -44% | -$10.8M |
|
704
CALL
Root
ROOT
$947M
| $15M | 0.01% |
112,300
-8,000
| -7% | -$917K |
|
705
PUT
Phillips 66
PSX
$82.6B
| $15M | 0.01% |
121,300
+54,500
| +82% | +$6.72M |
|
706
CALL
Southwest Airlines
LUV
$22.6B
| $14.9M | 0.01% |
442,900
+1,800
| +0.4% | +$57K |
|
|
DOCU
707
PUT
DocuSign
DOCU
$10.6B
| $14.9M | 0.01% |
182,600
-134,100
| -42% | -$11.7M |
|
708
CALL
Mobileye
MBLY
$2.1B
| $14.8M | 0.01% |
1,025,700
+233,300
| +29% | +$3.81M |
|
709
CALL
O'Reilly Automotive
ORLY
$76.4B
| $14.8M | 0.01% |
+154,500
| New | +$13.4M |
|
710
PUT
XPeng
XPEV
$12.4B
| $14.7M | 0.01% |
710,900
+78,200
| +12% | +$1.41M |
|
711
CALL
C3.ai
AI
$1.41B
| $14.7M | 0.01% |
698,900
-377,800
| -35% | -$10.7M |
|
712
CALL
2x Long VIX Futures ETF
UVIX
$263M
| $14.7M | 0.01% |
19,750
+17,160
| +663% | +$11.2M |
|
713
CALL
BioNTech
BNTX
$23.3B
| $14.7M | 0.01% |
161,300
-59,700
| -27% | -$6.68M |
|
714
CALL
Paycom
PAYC
$7.55B
| $14.7M | 0.01% |
67,200
-17,400
| -21% | -$3.67M |
|
715
CALL
PNC Financial Services
PNC
$100B
| $14.7M | 0.01% |
83,400
-23,500
| -22% | -$4.44M |
|
716
PUT
Floor & Decor
FND
$6.22B
| $14.6M | 0.01% |
181,900
+109,600
| +152% | +$10.4M |
|
717
CALL
Norwegian Cruise Line
NCLH
$9.63B
| $14.6M | 0.01% |
770,900
-75,900
| -9% | -$1.83M |
|
|
SCIU
718
CALL
DELISTED
Global X Scientific Beta US ETF
SCIU
| $14.6M | 0.01% |
566,100
+253,200
| +81% | +$6.52M |
|
719
CALL
Bloom Energy
BE
$47.4B
| $14.5M | 0.01% |
736,700
-82,100
| -10% | -$1.96M |
|
720
CALL
Williams Companies
WMB
$84.9B
| $14.5M | 0.01% |
242,100
+125,700
| +108% | +$7.2M |
|
721
PUT
SAP
SAP
$211B
| $14.4M | 0.01% |
53,800
+32,900
| +157% | +$8.96M |
|
722
CALL
Nutanix
NTNX
$15.9B
| $14.4M | 0.01% |
206,600
-59,600
| -22% | -$4.12M |
|
723
PUT
Marathon Petroleum
MPC
$89.8B
| $14.4M | 0.01% |
98,600
-21,700
| -18% | -$3.21M |
|
724
S&P Global
SPGI
$129B
| $14.3M | 0.01% |
+28,164
| New | +$14.4M |
|
725
CALL
PENN Entertainment
PENN
$2.83B
| $14.3M | 0.01% |
874,700
+209,700
| +32% | +$4.1M |
|
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.