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 | |
|---|---|---|---|---|---|---|
601
CALL
monday.com
MNDY
$3.47B
| $19.2M | 0.01% |
78,900
+8,400
| +12% | +$2.22M |
|
602
CALL
American Airlines Group
AAL
$9.9B
| $19.2M | 0.01% |
1,815,900
-546,500
| -23% | -$8.23M |
|
603
PUT
Apollo Global Management
APO
$71.6B
| $19.1M | 0.01% |
139,600
-31,100
| -18% | -$4.78M |
|
|
FISV
604
CALL
Fiserv Inc
FISV
$27.9B
| $19.1M | 0.01% |
86,500
+1,800
| +2% | +$394K |
|
|
UCD
605
CALL
DELISTED
PROSHARES ULTRA BLOOMBERG COMMODITY
UCD
| $19M | 0.01% |
396,000
-288,600
| -42% | -$13.9M |
|
606
CALL
Trump Media & Technology Group
DJT
$2.65B
| $19M | 0.01% |
972,500
-250,500
| -20% | -$7.03M |
|
607
CALL
Quanta Services
PWR
$93.1B
| $19M | 0.01% |
74,700
+35,900
| +93% | +$10.4M |
|
608
CALL
Fidelity National Information Services
FIS
$22.3B
| $19M | 0.01% |
254,200
+86,200
| +51% | +$6.48M |
|
609
CALL
ProShares Ultra S&P500
SSO
$7.72B
| $18.9M | 0.01% |
525,800
-176,800
| -25% | -$8.16M |
|
610
CALL
Cameco
CCJ
$38.9B
| $18.9M | 0.01% |
458,000
-26,900
| -6% | -$1.27M |
|
611
Goldman Sachs
GS
$309B
| $18.6M | 0.01% |
34,100
+19,300
| +130% | +$11.6M |
|
612
CALL
IonQ
IONQ
$13.4B
| $18.6M | 0.01% |
843,600
-221,400
| -21% | -$7.17M |
|
613
PUT
Stryker
SYK
$129B
| $18.6M | 0.01% |
49,900
+14,400
| +41% | +$5.48M |
|
614
CALL
Duolingo
DUOL
$6.19B
| $18.5M | 0.01% |
59,500
+10,500
| +21% | +$3.59M |
|
615
PUT
Zillow
Z
$7.32B
| $18.5M | 0.01% |
269,200
-121,600
| -31% | -$9.29M |
|
616
CALL
Simon Property Group
SPG
$75.1B
| $18.5M | 0.01% |
111,100
+25,700
| +30% | +$4.49M |
|
|
TYNS
617
PUT
DELISTED
Direxion Daily 7-10 Year Treasury Bear 1X Shares
TYNS
| $18.4M | 0.01% |
116,300
-84,100
| -42% | -$13.3M |
|
618
PUT
Avis
CAR
$5.78B
| $18.4M | 0.01% |
241,800
+121,900
| +102% | +$9.8M |
|
619
CALL
Halliburton
HAL
$26.8B
| $18.2M | 0.01% |
716,800
-47,300
| -6% | -$1.24M |
|
620
PUT
Crocs
CROX
$6.69B
| $18.2M | 0.01% |
171,000
-3,300
| -2% | -$342K |
|
621
PUT
Colgate-Palmolive
CL
$73.6B
| $18.2M | 0.01% |
193,800
-12,500
| -6% | -$1.12M |
|
622
PUT
Johnson Controls International
JCI
$87.5B
| $18.1M | 0.01% |
226,300
+118,700
| +110% | +$9.76M |
|
623
CALL
Digital Realty Trust
DLR
$72.4B
| $18.1M | 0.01% |
126,500
+32,600
| +35% | +$5.3M |
|
|
DOCU
624
CALL
DocuSign
DOCU
$10.1B
| $18.1M | 0.01% |
222,500
-158,800
| -42% | -$13.9M |
|
625
PUT
Etsy
ETSY
$7.96B
| $18.1M | 0.01% |
383,700
-30,800
| -7% | -$1.58M |
|
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.