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 | |
|---|---|---|---|---|---|---|
2201
CALL
Bank OZK
OZK
$5.54B
| $3.08M | ﹤0.01% |
67,100
-33,600
| -33% | -$1.58M |
|
2202
Ares Management
ARES
$27.2B
| $3.06M | ﹤0.01% |
+28,060
| New | +$3.72M |
|
2203
PUT
American Eagle Outfitters
AEO
$2.91B
| $3.05M | ﹤0.01% |
182,400
-98,700
| -35% | -$2.22M |
|
|
VSXY
2204
PUT
Victoria's Secret
VSXY
$6.92B
| $3.05M | ﹤0.01% |
65,700
-25,900
| -28% | -$1.45M |
|
2205
State Street Technology Select Sector SPDR ETF
XLK
$118B
| $3.05M | ﹤0.01% |
+22,917
| New | +$3.23M |
|
2206
CALL
IAMGOLD
IAG
$8.65B
| $3.05M | ﹤0.01% |
161,800
-91,200
| -36% | -$1.81M |
|
2207
PUT
Murphy Oil
MUR
$5.35B
| $3.04M | ﹤0.01% |
73,600
-50,100
| -41% | -$1.7M |
|
|
YBIT
2208
PUT
YieldMax Bitcoin Option Income Strategy ETF
YBIT
$37M
| $3.03M | ﹤0.01% |
111,700
-44,700
| -29% | -$1.24M |
|
2209
PUT
Invesco Equal Weight 0-30 Year Treasury ETF
GOVI
$1.23B
| $3.03M | ﹤0.01% |
36,900
+11,800
| +47% | +$326K |
|
2210
CALL
ProShares UltraShort Health Care
RXD
$3.35M
| $3.03M | ﹤0.01% |
43,100
+8,700
| +25% | +$160K |
|
2211
PUT
ARK Genomic Revolution ETF
ARKG
$1.58B
| $3.02M | ﹤0.01% |
114,200
-101,300
| -47% | -$2.97M |
|
2212
PUT
Nutanix
NTNX
$14.6B
| $3.01M | ﹤0.01% |
79,300
-43,900
| -36% | -$1.85M |
|
2213
CALL
Magna International
MGA
$18.5B
| $3.01M | ﹤0.01% |
54,000
+11,700
| +28% | +$668K |
|
2214
PUT
Banc of California
BANC
$3.37B
| $3.01M | ﹤0.01% |
171,300
+62,400
| +57% | +$1.19M |
|
2215
PUT
Ryder
R
$10.6B
| $3.01M | ﹤0.01% |
+14,700
| New | +$2.97M |
|
|
QPUX
2216
CALL
Defiance 2X Daily Long Pure Quantum ETF
QPUX
$30.3M
| $3.01M | ﹤0.01% |
+166,100
| New | +$5.54M |
|
2217
PUT
Quantum Computing Inc
QUBT
$1.85B
| $3.01M | ﹤0.01% |
438,900
-243,000
| -36% | -$2.22M |
|
|
LAC
2218
CALL
Lithium Americas
LAC
$1.07B
| $3M | ﹤0.01% |
760,000
-209,800
| -22% | -$1.03M |
|
2219
PUT
Celcuity
CELC
$4.47B
| $3M | ﹤0.01% |
+26,300
| New | +$2.87M |
|
2220
CALL
Vanguard Total World Stock ETF
VT
$77.2B
| $3M | ﹤0.01% |
21,700
+7,300
| +51% | +$1.05M |
|
2221
CALL
Appian
APPN
$1.86B
| $3M | ﹤0.01% |
124,300
+98,600
| +384% | +$2.68M |
|
2222
CALL
Cognex
CGNX
$10.5B
| $2.99M | ﹤0.01% |
61,000
+37,200
| +156% | +$1.74M |
|
2223
CALL
BioMarin Pharmaceuticals
BMRN
$11.4B
| $2.99M | ﹤0.01% |
52,900
-11,100
| -17% | -$647K |
|
2224
Pool Corp
POOL
$7.16B
| $2.99M | ﹤0.01% |
+14,767
| New | +$3.48M |
|
2225
PUT
TechnipFMC
FTI
$29.8B
| $2.99M | ﹤0.01% |
43,200
+28,000
| +184% | +$1.68M |
|
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.