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 | |
|---|---|---|---|---|---|---|
2451
CALL
Teekay Tankers
TNK
$2.49B
| $2.27M | ﹤0.01% |
+30,900
| New | +$2.07M |
|
2452
Teck Resources
TECK
$26.7B
| $2.27M | ﹤0.01% |
+43,772
| New | +$2.34M |
|
2453
PUT
GeneDx Holdings
WGS
$1.8B
| $2.26M | ﹤0.01% |
35,200
-39,000
| -53% | -$3.56M |
|
2454
ProShares Ultra Gold
UGL
$636M
| $2.25M | ﹤0.01% |
36,666
-22,492
| -38% | -$1.55M |
|
2455
PUT
Canadian National Railway
CNI
$76.9B
| $2.24M | ﹤0.01% |
21,800
-14,100
| -39% | -$1.45M |
|
2456
CALL
Carlisle Companies
CSL
$13.2B
| $2.24M | ﹤0.01% |
+6,700
| New | +$2.44M |
|
2457
CALL
iPath Series B S&P 500 VIX Mid-Term Futures ETN
VXZ
$30.9M
| $2.23M | ﹤0.01% |
36,900
-2,400
| -6% | -$133K |
|
2458
CALL
iShares MSCI USA Momentum Factor ETF
MTUM
$25.2B
| $2.23M | ﹤0.01% |
9,300
-8,400
| -47% | -$2.11M |
|
2459
PUT
Academy Sports + Outdoors
ASO
$2.97B
| $2.23M | ﹤0.01% |
39,500
+14,300
| +57% | +$814K |
|
2460
PUT
Capri Holdings
CPRI
$1.83B
| $2.23M | ﹤0.01% |
126,500
-89,300
| -41% | -$1.89M |
|
2461
Apple
AAPL
$4.8T
| $2.23M | ﹤0.01% |
+8,780
| New | +$2.29M |
|
2462
PUT
Comstock Resources
CRK
$3.79B
| $2.23M | ﹤0.01% |
105,700
-95,400
| -47% | -$2.03M |
|
2463
PUT
Hertz
HTZ
$556M
| $2.23M | ﹤0.01% |
483,000
-145,400
| -23% | -$703K |
|
|
ETOR
2464
PUT
eToro Group
ETOR
$2.92B
| $2.23M | ﹤0.01% |
74,100
+6,000
| +9% | +$183K |
|
2465
PUT
Hormel Foods
HRL
$13.9B
| $2.22M | ﹤0.01% |
98,100
-61,100
| -38% | -$1.46M |
|
2466
GraniteShares 2x Short NVDA Daily ETF
NVD
$58.2M
| $2.22M | ﹤0.01% |
+294,286
| New | +$2.11M |
|
2467
CALL
Vanguard Global ex-US Real Estate ETF
VNQI
$3.47B
| $2.22M | ﹤0.01% |
41,100
+15,300
| +59% | +$729K |
|
2468
AeroVironment
AVAV
$7.22B
| $2.22M | ﹤0.01% |
12,135
-34,965
| -74% | -$9.21M |
|
2469
ProShares VIX Mid-Term Futures ETF
VIXM
$39.5M
| $2.22M | ﹤0.01% |
+129,434
| New | +$2.04M |
|
2470
CALL
Vanguard Value ETF
VTV
$185B
| $2.22M | ﹤0.01% |
11,300
-1,700
| -13% | -$340K |
|
2471
PUT
Kosmos Energy
KOS
$1.36B
| $2.21M | ﹤0.01% |
796,100
+399,500
| +101% | +$751K |
|
2472
PUT
Teucrium Corn Fund
CORN
$186M
| $2.21M | ﹤0.01% |
104,900
+65,600
| +167% | +$1.17M |
|
2473
CALL
SLM Corp
SLM
$4.78B
| $2.21M | ﹤0.01% |
103,300
+78,800
| +322% | +$1.86M |
|
2474
Tencent Music
TME
$15B
| $2.21M | ﹤0.01% |
238,091
+186,026
| +357% | +$2.75M |
|
2475
CALL
M/I Homes
MHO
$3.75B
| $2.2M | ﹤0.01% |
+18,000
| New | +$2.42M |
|
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.