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 | |
|---|---|---|---|---|---|---|
4326
PUT
Zillow
ZG
$7.02B
| $381K | ﹤0.01% |
9,200
-3,800
| -29% | -$201K |
|
4327
CALL
Ezcorp Inc
EZPW
$1.82B
| $381K | ﹤0.01% |
15,000
-2,600
| -15% | -$62.3K |
|
|
TMQ
4328
PUT
Trilogy Metals
TMQ
$523M
| $381K | ﹤0.01% |
106,000
+21,100
| +25% | +$96.3K |
|
4329
Lionsgate Studios
LION
$3.87B
| $380K | ﹤0.01% |
39,623
-8,385
| -17% | -$77.4K |
|
4330
PUT
Bloomin' Brands
BLMN
$679M
| $380K | ﹤0.01% |
70,300
+900
| +1% | +$5.76K |
|
|
UXRP
4331
CALL
Proshares Ultra XRP ETF
UXRP
$28.1M
| $379K | ﹤0.01% |
+20,540
| New | +$659K |
|
4332
Steris
STE
$20.9B
| $378K | ﹤0.01% |
+1,710
| New | +$418K |
|
4333
Surgery Partners
SGRY
$2.06B
| $378K | ﹤0.01% |
+31,676
| New | +$455K |
|
|
ODVWW
4334
CALL
DELISTED
Osisko Development Corp. Warrant
ODVWW
| $377K | ﹤0.01% |
115,900
-4,700
| -4% | -$15.3K |
|
4335
Innovative Industrial Properties
IIPR
$1.78B
| $377K | ﹤0.01% |
7,508
-3,064
| -29% | -$155K |
|
4336
Varonis Systems
VRNS
$5.25B
| $376K | ﹤0.01% |
17,526
-19,654
| -53% | -$533K |
|
4337
CALL
Enpro
NPO
$7.06B
| $376K | ﹤0.01% |
+1,500
| New | +$376K |
|
4338
PUT
DXC Technology
DXC
$1.63B
| $376K | ﹤0.01% |
29,900
-15,500
| -34% | -$208K |
|
4339
CALL
Vanguard Total Bond Market
BND
$157B
| $376K | ﹤0.01% |
+5,100
| New | +$378K |
|
4340
CALL
Lear
LEA
$7.19B
| $375K | ﹤0.01% |
+3,100
| New | +$386K |
|
4341
Vital Farms
VITL
$557M
| $375K | ﹤0.01% |
26,564
+6,686
| +34% | +$158K |
|
4342
PUT
Kodak
KODK
$804M
| $373K | ﹤0.01% |
41,200
-64,700
| -61% | -$494K |
|
4343
CALL
Children's Place
PLCE
$53.6M
| $371K | ﹤0.01% |
110,500
-32,100
| -23% | -$130K |
|
4344
CALL
OptimizeRx
OPRX
$117M
| $371K | ﹤0.01% |
+59,100
| New | +$549K |
|
4345
PUT
Brookfield Renewable
BEPC
$6.12B
| $370K | ﹤0.01% |
+9,300
| New | +$379K |
|
|
DX
4346
CALL
Dynex Capital
DX
$2.99B
| $370K | ﹤0.01% |
+29,000
| New | +$399K |
|
4347
Invesco S&P 500 Equal Weight Energy ETF
RSPG
$572M
| $370K | ﹤0.01% |
+3,380
| New | +$322K |
|
|
BCPC
4348
Balchem Corp
BCPC
$5.23B
| $369K | ﹤0.01% |
+2,178
| New | +$370K |
|
4349
Air Products & Chemicals
APD
$66.4B
| $368K | ﹤0.01% |
+1,268
| New | +$350K |
|
4350
T-Rex 2X Inverse NVIDIA Daily Target ETF
NVDQ
$21.6M
| $368K | ﹤0.01% |
+20,976
| New | +$351K |
|
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.