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 | |
|---|---|---|---|---|---|---|
|
ANGX
5501
PUT
Angel Studios
ANGX
$759M
| $54.9K | ﹤0.01% |
18,000
-26,600
| -60% | -$102K |
|
5502
PUT
Wrap Technologies
WRAP
$99.8M
| $54.8K | ﹤0.01% |
+35,600
| New | +$70.2K |
|
5503
PUT
Thryv Holdings
THRY
$167M
| $54.8K | ﹤0.01% |
+20,000
| New | +$78.6K |
|
5504
CALL
LG Display
LPL
$3.37B
| $54.7K | ﹤0.01% |
+14,100
| New | +$59.6K |
|
5505
PUT
Gevo
GEVO
$445M
| $54.6K | ﹤0.01% |
+20,000
| New | +$41.4K |
|
|
ONDG
5506
Leverage Shares 2X Long ONDS Daily ETF
ONDG
$23.1M
| $54.6K | ﹤0.01% |
+10,261
| New | +$88.6K |
|
5507
Future Fuel
FF
$207M
| $54.4K | ﹤0.01% |
+14,128
| New | +$53K |
|
|
BZUN
5508
Baozun
BZUN
$144M
| $54.3K | ﹤0.01% |
+22,717
| New | +$59.1K |
|
5509
PUT
Innoviz Technologies
INVZ
$139M
| $54.2K | ﹤0.01% |
+85,700
| New | +$78.3K |
|
|
DEFT
5510
PUT
Defi Technologies
DEFT
$155M
| $52.9K | ﹤0.01% |
+95,800
| New | +$73.1K |
|
|
SEV
5511
CALL
Aptera Motors
SEV
$67.6M
| $52.2K | ﹤0.01% |
+19,700
| New | +$52.5K |
|
5512
RUM Group Inc
RUM
$1.65B
| $52.2K | ﹤0.01% |
10,227
-55,778
| -85% | -$320K |
|
|
5513
Gevo
GEVO
$445M
| $51.9K | ﹤0.01% |
+18,994
| New | +$39.3K |
|
5514
CALL
Outdoor Holding Co
POWW
$244M
| $51.7K | ﹤0.01% |
+25,700
| New | +$48.9K |
|
|
ANGX
5515
CALL
Angel Studios
ANGX
$759M
| $51.5K | ﹤0.01% |
+16,900
| New | +$64.7K |
|
5516
CALL
Vera Bradley
VRA
$105M
| $51.5K | ﹤0.01% |
+16,300
| New | +$46.4K |
|
5517
PUT
Fossil Group
FOSL
$236M
| $51.3K | ﹤0.01% |
+11,900
| New | +$48K |
|
5518
PUT
Algoma Steel
ASTL
$458M
| $51.2K | ﹤0.01% |
12,400
-66,300
| -84% | -$288K |
|
5519
Dynagas LNG Partners
DLNG
$140M
| $51.2K | ﹤0.01% |
+11,962
| New | +$47.3K |
|
|
NMG
5520
PUT
Nouveau Monde Graphite
NMG
$431M
| $51.1K | ﹤0.01% |
+22,800
| New | +$55.7K |
|
|
AGEN
5521
PUT
Agenus
AGEN
$257M
| $50.8K | ﹤0.01% |
+15,200
| New | +$50.4K |
|
5522
PUT
Gaotu Techedu
GOTU
$382M
| $50.8K | ﹤0.01% |
25,900
-103,900
| -80% | -$227K |
|
|
OSG
5523
Octave Specialty Group
OSG
$249M
| $50.7K | ﹤0.01% |
10,897
-15,406
| -59% | -$88.2K |
|
5524
PUT
MannKind Corp
MNKD
$1.2B
| $49.7K | ﹤0.01% |
+20,300
| New | +$90.6K |
|
5525
CALL
Aclaris Therapeutics
ACRS
$764M
| $49.1K | ﹤0.01% |
+13,100
| New | +$44.2K |
|
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.