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 |
Sprott Physical Silver Trust
PSLV
|
+$344M |
| 2 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$297M |
| 3 |
Tesla
TSLA
|
+$235M |
| 4 |
Sprott Physical Gold and Silver Trust
CEF
|
+$177M |
| 5 |
Meta Platforms (Facebook)
META
|
+$120M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$426M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$390M |
| 3 |
NVIDIA
NVDA
|
+$72.8M |
| 4 |
Broadcom
AVGO
|
+$66.7M |
| 5 |
AST SpaceMobile
ASTS
|
+$62.2M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.58% |
| 2 | Consumer Discretionary | 0.39% |
| 3 | Financials | 0.16% |
| 4 | Communication Services | 0.13% |
| 5 | Industrials | 0.12% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
601
PUT
Interactive Brokers
IBKR
$42.1B
| $37.5M | 0.01% |
558,900
-348,100
| -38% | -$24.8M |
|
602
CALL
Energy Transfer Partners
ET
$69.7B
| $37.2M | 0.01% |
1,928,400
+593,100
| +44% | +$10.9M |
|
603
PUT
Futu Holdings
FUTU
$14.5B
| $37.2M | 0.01% |
272,100
-71,300
| -21% | -$11.1M |
|
|
TYNS
604
CALL
DELISTED
Direxion Daily 7-10 Year Treasury Bear 1X Shares
TYNS
| $37.2M | 0.01% |
317,800
-26,200
| -8% | -$3.07M |
|
605
CALL
AXT Inc
AXTI
$3.7B
| $37M | 0.01% |
649,900
+547,500
| +535% | +$18.1M |
|
606
PUT
Analog Devices
ADI
$186B
| $36.8M | 0.01% |
115,600
-25,800
| -18% | -$8.21M |
|
607
CALL
Duke Energy
DUK
$98.1B
| $36.7M | 0.01% |
280,600
+92,100
| +49% | +$11.5M |
|
608
SoFi Technologies
SOFI
$22.6B
| $36.6M | 0.01% |
2,307,518
+840,244
| +57% | +$17.7M |
|
609
PUT
Comcast
CMCSA
$85B
| $36.4M | 0.01% |
1,268,000
-61,500
| -5% | -$1.84M |
|
610
PUT
iShares Core MSCI Emerging Markets ETF
IEMG
$154B
| $36.4M | 0.01% |
484,400
+401,600
| +485% | +$29M |
|
611
CALL
Parker-Hannifin
PH
$121B
| $36.3M | 0.01% |
40,500
+15,300
| +61% | +$14.5M |
|
612
CALL
Cipher Digital
CIFR
$9.36B
| $36.2M | 0.01% |
2,815,000
-775,300
| -22% | -$12.3M |
|
613
CALL
Marathon Digital Holdings
MARA
$4.66B
| $36.2M | 0.01% |
4,437,500
-893,900
| -17% | -$8.09M |
|
614
Wells Fargo
WFC
$266B
| $35.9M | 0.01% |
+451,139
| New | +$38.7M |
|
615
PUT
Elevance Health
ELV
$85.4B
| $35.8M | 0.01% |
122,400
-2,700
| -2% | -$887K |
|
616
PUT
HCA Healthcare
HCA
$82.8B
| $35.8M | 0.01% |
75,700
-65,900
| -47% | -$33.2M |
|
617
PUT
3M
MMM
$89B
| $35.8M | 0.01% |
246,500
+49,100
| +25% | +$7.82M |
|
618
PUT
TeraWulf
WULF
$9.84B
| $35.7M | 0.01% |
2,475,300
+202,900
| +9% | +$3.01M |
|
|
TBXU
619
PUT
Direxion Daily Biotech Top 5 Bull 2X ETF
TBXU
$2.4M
| $35.7M | 0.01% |
+895,500
| New | +$29.6M |
|
620
CALL
Vertex Pharmaceuticals
VRTX
$122B
| $35.6M | 0.01% |
79,800
-44,000
| -36% | -$20.5M |
|
621
PUT
CME Group
CME
$85.8B
| $35.4M | 0.01% |
120,000
+25,400
| +27% | +$7.54M |
|
622
PUT
DraftKings
DKNG
$11.8B
| $35.4M | 0.01% |
1,638,700
+657,400
| +67% | +$17.8M |
|
623
CALL
Pinterest
PINS
$12.8B
| $35.2M | 0.01% |
1,920,100
+932,500
| +94% | +$19.5M |
|
624
PUT
Wheaton Precious Metals
WPM
$49.9B
| $35.2M | 0.01% |
268,500
+102,400
| +62% | +$14.2M |
|
625
CALL
Ferrari
RACE
$65.1B
| $35.1M | 0.01% |
103,700
+33,800
| +48% | +$11.8M |
|
Similar funds
IMC Chicago's Q1 2026 Portfolio in Review
As of Q1 2026, IMC Chicago held 6,062 positions worth $278B, up 1.1% from $275B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $22.2B of net new capital in Q1 2026, opening 2,049 new positions and adding to 1,848 existing holdings. Its largest new stake was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M.
By sector, the portfolio is most concentrated in Technology at 0.58% of assets, up from 0.56% a quarter earlier, followed by Consumer Discretionary and Financials.
On the sell side, the largest reduction was Broadcom, an estimated $66.7M trimmed.
- IMC Chicago's largest Q1 2026 buy was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M.
- IMC Chicago added most to Sprott Physical Silver Trust in Q1 2026, an estimated $344M increase.
- IMC Chicago's biggest Q1 2026 reduction was Broadcom, cutting an estimated $66.7M.
- IMC Chicago fully exited Invesco QQQ Trust in Q1 2026, selling an estimated $426M.
- IMC Chicago's ten largest holdings make up 38% of its $278B portfolio in Q1 2026.
- IMC Chicago opened 2,049 new positions and closed 389 in Q1 2026.
- IMC Chicago's portfolio value rose 1.1% quarter-over-quarter to $278B.
Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.