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 | Miscellaneous | 98.33% |
| 2 | Technology | 0.58% |
| 3 | Consumer Discretionary | 0.39% |
| 4 | Financials | 0.16% |
| 5 | Communication Services | 0.13% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
176
PUT
KLA
KLAC
$228B
| $199M | 0.07% |
1,354,000
+5,000
| +0.4% | +$732K |
2022 Q3
14 quarters
|
|
177
PUT
FedEx
FDX
$69.9B
| $199M | 0.07% |
559,100
+95,300
| +21% | +$33.1M |
2018 Q4
29 quarters
|
|
178
CALL
Qualcomm
QCOM
$191B
| $199M | 0.07% |
1,545,900
-690,100
| -31% | -$101M |
2018 Q4
29 quarters
|
|
179
PUT
Marvell Technology
MRVL
$217B
| $198M | 0.07% |
1,996,800
-460,700
| -19% | -$38.7M |
2022 Q2
15 quarters
|
|
|
UWC
180
PUT
DELISTED
PROSHARES TR ULTRA RUSSELL3000
UWC
| $196M | 0.07% |
4,392,800
-2,136,600
| -33% | -$95.3M |
2021 Q4
17 quarters
|
|
181
PUT
Snowflake
SNOW
$118B
| $192M | 0.07% |
1,272,600
-72,500
| -5% | -$13.4M |
2020 Q3
22 quarters
|
|
182
CALL
Uber
UBER
$146B
| $190M | 0.07% |
2,647,400
+148,800
| +6% | +$11.5M |
2019 Q2
27 quarters
|
|
183
PUT
Circle Internet Group
CRCL
$22.1B
| $190M | 0.07% |
1,988,500
-50,400
| -2% | -$4.27M |
2025 Q4
1 quarter
|
|
184
CALL
Coherent
COHR
$49.4B
| $189M | 0.07% |
795,300
+238,800
| +43% | +$54.7M |
2023 Q3
10 quarters
|
|
185
CALL
Intuit
INTU
$88.2B
| $189M | 0.07% |
437,600
+84,500
| +24% | +$40.3M |
2019 Q3
26 quarters
|
|
186
CALL
Direxion Daily S&P Oil & Gas Exp. & Prod. Bull 2X ETF
GUSH
$234M
| $188M | 0.07% |
5,705,600
+2,327,500
| +69% | +$72.3M |
2022 Q4
13 quarters
|
|
187
CALL
IBM
IBM
$221B
| $187M | 0.07% |
773,300
-121,900
| -14% | -$33M |
2022 Q1
16 quarters
|
|
188
CALL
Target
TGT
$71.2B
| $187M | 0.07% |
1,545,100
+31,600
| +2% | +$3.56M |
2018 Q4
29 quarters
|
|
|
189
PUT
IBM
IBM
$221B
| $187M | 0.07% |
771,600
+74,200
| +11% | +$20.1M |
2022 Q1
16 quarters
|
|
190
PUT
Home Depot
HD
$308B
| $187M | 0.07% |
568,400
-131,500
| -19% | -$47.9M |
2018 Q4
29 quarters
|
|
191
CALL
Corning
GLW
$119B
| $185M | 0.07% |
1,358,200
+729,500
| +116% | +$88M |
2022 Q3
14 quarters
|
|
192
PUT
Vanguard S&P 500 ETF
VOO
$1.05T
| $183M | 0.07% |
404,400
+7,200
| +2% | +$4.5M |
2022 Q3
14 quarters
|
|
193
CALL
Newmont
NEM
$122B
| $178M | 0.06% |
1,647,000
-79,900
| -5% | -$9.21M |
2018 Q4
29 quarters
|
|
194
CALL
Rocket Lab Corp
RKLB
$35.3B
| $178M | 0.06% |
2,772,300
+979,800
| +55% | +$73.9M |
2025 Q4
1 quarter
|
|
195
CALL
Baidu
BIDU
$28.1B
| $177M | 0.06% |
1,590,500
-433,100
| -21% | -$58.7M |
2018 Q4
29 quarters
|
|
196
CALL
American Express
AXP
$212B
| $176M | 0.06% |
581,200
+77,800
| +15% | +$26.1M |
2018 Q4
29 quarters
|
|
197
CALL
Cisco
CSCO
$433B
| $174M | 0.06% |
2,242,000
+553,900
| +33% | +$43.4M |
2018 Q4
29 quarters
|
|
198
CALL
Super Micro Computer
SMCI
$23.1B
| $173M | 0.06% |
7,610,800
-1,240,100
| -14% | -$37.2M |
2025 Q4
1 quarter
|
|
199
CALL
Iris Energy
IREN
$12B
| $173M | 0.06% |
5,033,000
-1,618,600
| -24% | -$73.1M |
2024 Q1
8 quarters
|
|
|
200
PUT
Uber
UBER
$146B
| $170M | 0.06% |
2,368,600
-134,100
| -5% | -$10.3M |
2019 Q2
27 quarters
|
|
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's Q1 2026 filing shows 2,049 new, 1,848 increased, 1,770 reduced and 389 closed positions. Its largest new stake was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M. The largest sale was Invesco QQQ Trust, an estimated $426M.
By sector, the portfolio is most concentrated in Miscellaneous at 98% of assets, down from 98% a quarter earlier, followed by Technology and Consumer Discretionary.
- 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.