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 | |
|---|---|---|---|---|---|---|
2251
PUT
nLIGHT
LASR
$4.24B
| $2.89M | ﹤0.01% |
+50,700
| New | +$2.75M |
|
2252
CALL
Antero Midstream
AM
$10.7B
| $2.89M | ﹤0.01% |
126,700
+82,400
| +186% | +$1.7M |
|
2253
CALL
Procore
PCOR
$6.69B
| $2.88M | ﹤0.01% |
50,600
+600
| +1% | +$35.5K |
|
2254
Signet Jewelers
SIG
$3.51B
| $2.88M | ﹤0.01% |
+34,059
| New | +$3.1M |
|
|
CNH
2255
CALL
CNH Industrial
CNH
$12.8B
| $2.88M | ﹤0.01% |
261,800
+239,600
| +1,079% | +$2.69M |
|
2256
PUT
nVent Electric
NVT
$26B
| $2.87M | ﹤0.01% |
+24,300
| New | +$2.76M |
|
2257
CALL
Frontline
FRO
$8.56B
| $2.87M | ﹤0.01% |
82,400
-32,200
| -28% | -$983K |
|
2258
CALL
McCormick & Company Non-Voting
MKC
$14.1B
| $2.86M | ﹤0.01% |
56,800
+23,200
| +69% | +$1.48M |
|
2259
CALL
Cogent Communications
CCOI
$636M
| $2.86M | ﹤0.01% |
152,000
+110,600
| +267% | +$2.44M |
|
2260
CALL
Eagle Materials
EXP
$6.33B
| $2.86M | ﹤0.01% |
+15,100
| New | +$3.21M |
|
2261
PUT
Novanta
NOVT
$5.19B
| $2.86M | ﹤0.01% |
+24,200
| New | +$3.17M |
|
2262
PUT
Blackstone Secured Lending
BXSL
$5.45B
| $2.86M | ﹤0.01% |
120,600
+89,600
| +289% | +$2.23M |
|
2263
CALL
Reliance Steel & Aluminium
RS
$19.6B
| $2.86M | ﹤0.01% |
+9,400
| New | +$2.99M |
|
2264
PUT
Viavi Solutions
VIAV
$10.6B
| $2.85M | ﹤0.01% |
+85,500
| New | +$2.26M |
|
2265
CALL
United Natural Foods
UNFI
$3.02B
| $2.84M | ﹤0.01% |
63,100
+1,300
| +2% | +$49.8K |
|
|
TE
2266
CALL
T1 Energy
TE
$1.7B
| $2.84M | ﹤0.01% |
647,300
+252,700
| +64% | +$1.85M |
|
2267
Global Payments
GPN
$21.9B
| $2.84M | ﹤0.01% |
42,176
-555
| -1% | -$40.9K |
|
2268
PUT
Harley-Davidson
HOG
$2.99B
| $2.83M | ﹤0.01% |
140,100
-24,200
| -15% | -$474K |
|
|
DENT
2269
PUT
DELISTED
AdvisorShares Dent Tactical ETF
DENT
| $2.83M | ﹤0.01% |
857,100
-375,300
| -30% | -$1.24M |
|
2270
CALL
Green Plains
GPRE
$1.24B
| $2.83M | ﹤0.01% |
171,800
+15,300
| +10% | +$208K |
|
|
DENT
2271
CALL
DELISTED
AdvisorShares Dent Tactical ETF
DENT
| $2.82M | ﹤0.01% |
859,100
-826,100
| -49% | -$2.71M |
|
2272
Burlington
BURL
$22.3B
| $2.81M | ﹤0.01% |
+8,635
| New | +$2.64M |
|
2273
PUT
AGNC Investment
AGNC
$12.4B
| $2.8M | ﹤0.01% |
279,200
+75,700
| +37% | +$837K |
|
2274
PUT
FMC
FMC
$1.42B
| $2.8M | ﹤0.01% |
162,600
-113,500
| -41% | -$1.7M |
|
|
HSAI
2275
CALL
Hesai Group
HSAI
$2.4B
| $2.8M | ﹤0.01% |
146,400
-68,800
| -32% | -$1.73M |
|
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.