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 | |
|---|---|---|---|---|---|---|
5351
PUT
Alto Ingredients
ALTO
$385M
| $92K | ﹤0.01% |
+19,000
| New | +$60.3K |
|
|
INV
5352
PUT
Innventure Inc
INV
$250M
| $91.9K | ﹤0.01% |
+23,500
| New | +$83K |
|
5353
CALL
Opko Health
OPK
$883M
| $91.9K | ﹤0.01% |
+80,600
| New | +$99.2K |
|
|
ORBS
5354
CALL
Eightco Holdings
ORBS
$251M
| $91.5K | ﹤0.01% |
+98,200
| New | +$126K |
|
5355
CALL
Hafnia
HAFN
$3.8B
| $91.2K | ﹤0.01% |
+12,000
| New | +$79.6K |
|
5356
VinFast Auto
VFS
$7.18B
| $91.1K | ﹤0.01% |
+23,653
| New | +$77.4K |
|
5357
CALL
Wheels Up
UP
$213M
| $91.1K | ﹤0.01% |
+8,815
| New | +$115K |
|
|
ABTC
5358
CALL
American Bitcoin Corp
ABTC
$445M
| $90.7K | ﹤0.01% |
+6,540
| New | +$126K |
|
5359
PUT
Aquestive Therapeutics
AQST
$473M
| $90.1K | ﹤0.01% |
+21,700
| New | +$88.1K |
|
5360
PUT
TriplePoint Venture Growth BDC
TPVG
$179M
| $89.8K | ﹤0.01% |
+18,000
| New | +$103K |
|
|
5361
PUT
Hafnia
HAFN
$3.8B
| $89.7K | ﹤0.01% |
+11,800
| New | +$78.3K |
|
|
FRMM
5362
PUT
Forum Markets
FRMM
$74.9M
| $89.6K | ﹤0.01% |
31,000
-11,000
| -26% | -$42K |
|
5363
PUT
Microvision
MVIS
$96.4M
| $89.5K | ﹤0.01% |
+139,600
| New | +$107K |
|
5364
Immersion
IMMR
$218M
| $89.4K | ﹤0.01% |
16,382
-51,740
| -76% | -$326K |
|
5365
Thryv Holdings
THRY
$166M
| $89.1K | ﹤0.01% |
+32,521
| New | +$128K |
|
|
GAU
5366
CALL
Galiano Gold
GAU
$481M
| $88.9K | ﹤0.01% |
+35,400
| New | +$100K |
|
5367
CALL
Tilly's
TLYS
$116M
| $88.7K | ﹤0.01% |
+21,900
| New | +$44.2K |
|
|
BZUN
5368
CALL
Baozun
BZUN
$143M
| $88.7K | ﹤0.01% |
+37,100
| New | +$96.5K |
|
|
LX
5369
LexinFintech Holdings
LX
$241M
| $88.4K | ﹤0.01% |
+40,541
| New | +$114K |
|
|
BTQ
5370
CALL
BTQ Technologies Corp
BTQ
$479M
| $87.6K | ﹤0.01% |
+32,800
| New | +$116K |
|
|
XNET
5371
Xunlei
XNET
$354M
| $87.5K | ﹤0.01% |
+15,739
| New | +$100K |
|
5372
PUT
Arbe Robotics
ARBE
$87.1M
| $87.2K | ﹤0.01% |
+143,000
| New | +$149K |
|
5373
CALL
LivePerson
LPSN
$18.6M
| $87.2K | ﹤0.01% |
+34,200
| New | +$104K |
|
5374
CALL
Westwater Resources
WWR
$53.1M
| $87.1K | ﹤0.01% |
+133,200
| New | +$120K |
|
5375
PUT
W&T Offshore
WTI
$573M
| $87K | ﹤0.01% |
+25,500
| New | +$63.1K |
|
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.