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 | |
|---|---|---|---|---|---|---|
4926
CALL
Granite Construction
GVA
$5.45B
| $216K | ﹤0.01% |
+1,800
| New | +$225K |
|
4927
CALL
United Parks & Resorts
PRKS
$2.11B
| $216K | ﹤0.01% |
+6,600
| New | +$231K |
|
4928
PUT
ENI
E
$76B
| $215K | ﹤0.01% |
+3,800
| New | +$170K |
|
4929
CALL
Sixth Street Specialty
TSLX
$1.59B
| $215K | ﹤0.01% |
+11,700
| New | +$231K |
|
4930
Brookfield Renewable
BEP
$10B
| $215K | ﹤0.01% |
+6,587
| New | +$199K |
|
4931
CALL
Asbury Automotive
ABG
$4.19B
| $215K | ﹤0.01% |
+1,100
| New | +$244K |
|
4932
CALL
Pembina Pipeline
PBA
$29.9B
| $215K | ﹤0.01% |
+4,800
| New | +$204K |
|
|
ORLA
4933
Orla Mining
ORLA
$3.48B
| $215K | ﹤0.01% |
+13,319
| New | +$221K |
|
|
KREF
4934
PUT
KKR Real Estate Finance Trust
KREF
$472M
| $215K | ﹤0.01% |
+35,100
| New | +$256K |
|
|
ELE
4935
CALL
Elemental Royalty Corp
ELE
$1.01B
| $215K | ﹤0.01% |
+11,400
| New | +$233K |
|
4936
Dollar General
DG
$25.9B
| $215K | ﹤0.01% |
1,808
-103,900
| -98% | -$14.8M |
|
4937
CALL
Costamare
CMRE
$1.9B
| $215K | ﹤0.01% |
+12,700
| New | +$211K |
|
4938
CALL
Solid Power
SLDP
$468M
| $215K | ﹤0.01% |
71,500
-104,700
| -59% | -$422K |
|
|
ETHW
4939
CALL
Bitwise Ethereum ETF
ETHW
$195M
| $215K | ﹤0.01% |
14,300
-55,600
| -80% | -$953K |
|
4940
Coty
COTY
$2.33B
| $214K | ﹤0.01% |
106,645
-11,117
| -9% | -$29.9K |
|
4941
CALL
AptarGroup
ATR
$8.45B
| $214K | ﹤0.01% |
+1,700
| New | +$222K |
|
4942
PUT
Rentokil
RTO
$14.3B
| $214K | ﹤0.01% |
+6,800
| New | +$214K |
|
4943
PUT
Ingredion
INGR
$6.38B
| $214K | ﹤0.01% |
+1,900
| New | +$218K |
|
4944
CALL
Progyny
PGNY
$2.44B
| $214K | ﹤0.01% |
12,600
-1,900
| -13% | -$40.7K |
|
4945
CALL
Perrigo
PRGO
$1.4B
| $214K | ﹤0.01% |
19,900
-4,100
| -17% | -$53.1K |
|
4946
PUT
Steven Madden
SHOO
$3.12B
| $214K | ﹤0.01% |
+6,300
| New | +$244K |
|
4947
Quanta Services
PWR
$93.9B
| $213K | ﹤0.01% |
388
-10,184
| -96% | -$5.24M |
|
4948
Alight
ALIT
$497M
| $213K | ﹤0.01% |
+18,251
| New | +$435K |
|
|
SFD
4949
CALL
Smithfield Foods
SFD
$10.3B
| $213K | ﹤0.01% |
+7,600
| New | +$183K |
|
4950
CALL
Aviat Networks
AVNW
$262M
| $213K | ﹤0.01% |
+9,400
| New | +$225K |
|
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.