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 | |
|---|---|---|---|---|---|---|
651
CALL
Johnson Controls International
JCI
$85.9B
| $32.8M | 0.01% |
250,400
+9,700
| +4% | +$1.25M |
|
652
Intel
INTC
$516B
| $32.7M | 0.01% |
740,851
-1,144,471
| -61% | -$52.5M |
|
653
PUT
Invesco Aerospace & Defense ETF
PPA
$8B
| $32.7M | 0.01% |
174,200
-63,200
| -27% | -$11.1M |
|
654
Boston Scientific
BSX
$64.9B
| $32.7M | 0.01% |
520,435
+449,345
| +632% | +$35.9M |
|
655
Nike
NKE
$63.9B
| $32.5M | 0.01% |
616,084
+538,818
| +697% | +$32.7M |
|
656
CALL
Enterprise Products Partners
EPD
$83.9B
| $32.5M | 0.01% |
859,100
+198,400
| +30% | +$7.02M |
|
657
CALL
Veeva Systems
VEEV
$31.7B
| $32.3M | 0.01% |
183,800
+45,500
| +33% | +$8.94M |
|
658
PUT
PNC Financial Services
PNC
$99.4B
| $32.3M | 0.01% |
155,100
-26,800
| -15% | -$5.83M |
|
659
PUT
Wayfair
W
$11.4B
| $32.2M | 0.01% |
427,600
-246,100
| -37% | -$22.3M |
|
660
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
$16.4B
| $32.2M | 0.01% |
+404,180
| New | +$32.5M |
|
661
CALL
Estee Lauder
EL
$29.6B
| $32.1M | 0.01% |
447,000
-138,800
| -24% | -$14.2M |
|
662
PUT
Warner Bros
WBD
$64.7B
| $32.1M | 0.01% |
1,168,100
+362,500
| +45% | +$10.1M |
|
663
PUT
AeroVironment
AVAV
$7.5B
| $32M | 0.01% |
175,000
+19,700
| +13% | +$5.19M |
|
664
CALL
Waste Management
WM
$94.3B
| $32M | 0.01% |
139,400
+8,000
| +6% | +$1.84M |
|
665
PUT
Domino's
DPZ
$11.1B
| $32M | 0.01% |
89,200
+9,000
| +11% | +$3.55M |
|
666
CALL
Centrus Energy
LEU
$3.24B
| $32M | 0.01% |
184,100
-31,600
| -15% | -$7.62M |
|
667
CALL
Kroger
KR
$35.4B
| $31.9M | 0.01% |
440,400
-37,500
| -8% | -$2.54M |
|
668
PUT
Workday
WDAY
$35.6B
| $31.8M | 0.01% |
245,000
+85,100
| +53% | +$13.5M |
|
669
CALL
Hewlett Packard
HPE
$61.5B
| $31.8M | 0.01% |
1,336,600
+33,900
| +3% | +$751K |
|
670
PUT
Fortinet
FTNT
$116B
| $31.8M | 0.01% |
389,100
-34,100
| -8% | -$2.75M |
|
671
CALL
iShares Core MSCI Emerging Markets ETF
IEMG
$153B
| $31.3M | 0.01% |
419,900
+393,000
| +1,461% | +$28.4M |
|
672
CALL
Riot Platforms
RIOT
$7.81B
| $31.2M | 0.01% |
2,526,500
-1,017,300
| -29% | -$15.6M |
|
673
CALL
Twilio
TWLO
$30.5B
| $31.1M | 0.01% |
247,000
-191,100
| -44% | -$23.5M |
|
674
First Majestic Silver
AG
$8.12B
| $31M | 0.01% |
1,444,572
+5,022
| +0.3% | +$116K |
|
675
CALL
American Airlines Group
AAL
$9.97B
| $30.9M | 0.01% |
2,877,500
+290,200
| +11% | +$3.85M |
|
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.