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 | |
|---|---|---|---|---|---|---|
3526
CALL
Blackstone Mortgage Trust
BXMT
$2.83B
| $779K | ﹤0.01% |
40,700
-20,300
| -33% | -$391K |
|
|
ECG
3527
CALL
Everus Construction Group
ECG
$6.94B
| $779K | ﹤0.01% |
+6,600
| New | +$683K |
|
|
TRTX
3528
CALL
TPG RE Finance Trust
TRTX
$671M
| $778K | ﹤0.01% |
99,600
-1,400
| -1% | -$12.1K |
|
3529
CALL
ProShares UltraShort Industrials
SIJ
$5.98M
| $777K | ﹤0.01% |
9,850
-5,850
| -37% | -$114K |
|
3530
Crocs
CROX
$6.72B
| $776K | ﹤0.01% |
+9,350
| New | +$801K |
|
3531
PUT
Lightwave Logic
LWLG
$1.06B
| $776K | ﹤0.01% |
+110,400
| New | +$524K |
|
|
USAS
3532
PUT
Americas Gold and Silver
USAS
$1.39B
| $775K | ﹤0.01% |
+148,500
| New | +$1.08M |
|
3533
CALL
Krystal Biotech
KRYS
$10B
| $775K | ﹤0.01% |
+3,000
| New | +$798K |
|
3534
Dutch Bros
BROS
$9.07B
| $775K | ﹤0.01% |
15,297
-24,961
| -62% | -$1.37M |
|
|
ETHD
3535
CALL
ProShares UltraShort Ether ETF
ETHD
$46.6M
| $775K | ﹤0.01% |
+19,500
| New | +$1.27M |
|
3536
PUT
Enova International
ENVA
$5.69B
| $774K | ﹤0.01% |
+5,700
| New | +$849K |
|
3537
Americold
COLD
$4.38B
| $774K | ﹤0.01% |
+67,521
| New | +$846K |
|
3538
Hormel Foods
HRL
$13.8B
| $773K | ﹤0.01% |
34,136
-9,120
| -21% | -$218K |
|
|
CRON
3539
CALL
Cronos Group
CRON
$1.05B
| $773K | ﹤0.01% |
307,900
-97,100
| -24% | -$253K |
|
3540
CALL
Haemonetics
HAE
$3.55B
| $772K | ﹤0.01% |
+13,700
| New | +$892K |
|
3541
PUT
Manhattan Associates
MANH
$9.41B
| $772K | ﹤0.01% |
+5,800
| New | +$869K |
|
3542
CALL
Hannon Armstrong Sustainable Infrastructure Capital
HASI
$4.91B
| $772K | ﹤0.01% |
21,000
+5,600
| +36% | +$199K |
|
3543
PUT
Bit Digital
BTBT
$558M
| $770K | ﹤0.01% |
587,900
-402,800
| -41% | -$740K |
|
3544
PUT
Beazer Homes USA
BZH
$897M
| $770K | ﹤0.01% |
40,000
+14,600
| +57% | +$337K |
|
|
GREK
3545
Global X MSCI Greece ETF
GREK
$288M
| $769K | ﹤0.01% |
+12,035
| New | +$832K |
|
3546
CALL
Fortive
FTV
$18.5B
| $768K | ﹤0.01% |
+13,900
| New | +$779K |
|
3547
Harrow
HROW
$1.63B
| $768K | ﹤0.01% |
21,789
-31,538
| -59% | -$1.39M |
|
3548
Centrus Energy
LEU
$3.37B
| $768K | ﹤0.01% |
4,423
-23,863
| -84% | -$5.76M |
|
3549
PUT
ArcBest
ARCB
$3.58B
| $767K | ﹤0.01% |
+7,800
| New | +$739K |
|
3550
PUT
STAAR Surgical
STAA
$1.21B
| $767K | ﹤0.01% |
41,000
-900
| -2% | -$17.2K |
|
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.