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 | |
|---|---|---|---|---|---|---|
501
CALL
On Holding
ONON
$12.4B
| $24.4M | 0.01% |
555,300
+84,100
| +18% | +$4.42M |
|
502
PUT
Valero Energy
VLO
$90.5B
| $24.4M | 0.01% |
184,500
-53,800
| -23% | -$7.14M |
|
503
CALL
e.l.f. Beauty
ELF
$4.95B
| $24.3M | 0.01% |
386,600
+75,000
| +24% | +$6.53M |
|
504
PUT
Honeywell
HON
$77.9B
| $24M | 0.01% |
120,424
-32,678
| -21% | -$6.61M |
|
505
PUT
Interactive Brokers
IBKR
$41.1B
| $24M | 0.01% |
579,600
+12,400
| +2% | +$614K |
|
506
PUT
State Street SPDR Portfolio Europe ETF
SPEU
$716M
| $24M | 0.01% |
440,800
+349,300
| +382% | +$15.1M |
|
507
PUT
American Airlines Group
AAL
$9.9B
| $23.9M | 0.01% |
2,269,200
-725,700
| -24% | -$10.9M |
|
508
PUT
Hilton Worldwide
HLT
$75.3B
| $23.9M | 0.01% |
105,000
+69,200
| +193% | +$17.2M |
|
509
PUT
Workday
WDAY
$36.4B
| $23.8M | 0.01% |
101,900
-82,700
| -45% | -$21.1M |
|
510
CALL
VanEck Durable High Dividend ETF
DURA
$38.8M
| $23.6M | 0.01% |
90,100
+7,800
| +9% | +$260K |
|
511
PUT
Electronic Arts
EA
$52.4B
| $23.5M | 0.01% |
162,900
+80,200
| +97% | +$10.8M |
|
512
PUT
Ferrari
RACE
$66.8B
| $23.4M | 0.01% |
54,800
+14,600
| +36% | +$6.57M |
|
513
Comcast
CMCSA
$80.9B
| $23.4M | 0.01% |
+633,582
| New | +$22.9M |
|
514
PUT
Cadence Design Systems
CDNS
$93.4B
| $23.4M | 0.01% |
91,900
+16,000
| +21% | +$4.45M |
|
515
PUT
Abercrombie & Fitch
ANF
$4.41B
| $23.3M | 0.01% |
304,500
-23,600
| -7% | -$2.54M |
|
516
PUT
Allstate
ALL
$67.3B
| $23.1M | 0.01% |
111,500
+19,800
| +22% | +$3.86M |
|
517
ASML
ASML
$636B
| $23.1M | 0.01% |
34,824
-8,672
| -20% | -$6.31M |
|
518
PUT
Altria Group
MO
$122B
| $22.9M | 0.01% |
382,000
+8,600
| +2% | +$470K |
|
519
CALL
AST SpaceMobile
ASTS
$17.4B
| $22.8M | 0.01% |
1,004,200
+303,100
| +43% | +$7.75M |
|
520
CALL
Duke Energy
DUK
$100B
| $22.8M | 0.01% |
186,900
+89,000
| +91% | +$10.1M |
|
521
PUT
Progressive
PGR
$125B
| $22.7M | 0.01% |
80,200
-38,500
| -32% | -$10.1M |
|
522
CALL
Chewy
CHWY
$8.93B
| $22.7M | 0.01% |
697,700
-98,600
| -12% | -$3.54M |
|
523
PUT
Align Technology
ALGN
$12B
| $22.7M | 0.01% |
142,600
+52,100
| +58% | +$10.2M |
|
524
CALL
Las Vegas Sands
LVS
$31.6B
| $22.6M | 0.01% |
585,300
+25,100
| +4% | +$1.11M |
|
|
525
CALL
Cadence Design Systems
CDNS
$93.4B
| $22.6M | 0.01% |
88,900
+1,200
| +1% | +$334K |
|
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.