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 | |
|---|---|---|---|---|---|---|
951
CALL
Southern Copper
SCCO
$146B
| $16.7M | 0.01% |
98,071
+52,133
| +113% | +$9.54M |
|
952
CALL
Sprott Uranium Miners ETF
URNM
$1.74B
| $16.6M | 0.01% |
279,000
+180,100
| +182% | +$12.3M |
|
953
CALL
Kenvue
KVUE
$36.5B
| $16.6M | 0.01% |
962,400
-1,181,700
| -55% | -$21M |
|
954
Super Micro Computer
SMCI
$15.4B
| $16.5M | 0.01% |
726,402
-504,352
| -41% | -$15.1M |
|
955
PUT
HP
HPQ
$22.1B
| $16.5M | 0.01% |
860,200
+307,300
| +56% | +$5.98M |
|
956
CALL
Maplebear
CART
$11B
| $16.5M | 0.01% |
440,700
+154,500
| +54% | +$5.86M |
|
957
PUT
Lennar Class A
LEN
$20B
| $16.5M | 0.01% |
189,700
+22,000
| +13% | +$2.38M |
|
958
CALL
GE HealthCare
GEHC
$28.6B
| $16.5M | 0.01% |
231,400
+12,800
| +6% | +$1.01M |
|
959
CALL
Cenovus Energy
CVE
$52.7B
| $16.4M | 0.01% |
619,400
+218,400
| +54% | +$4.66M |
|
960
PUT
CSX Corp
CSX
$93.1B
| $16.4M | 0.01% |
399,800
+235,700
| +144% | +$9.24M |
|
961
CALL
MetLife
MET
$59.8B
| $16.4M | 0.01% |
231,800
-25,500
| -10% | -$1.91M |
|
962
Lam Research
LRCX
$384B
| $16.4M | 0.01% |
+76,707
| New | +$17.2M |
|
963
PUT
Nutrien
NTR
$32B
| $16.3M | 0.01% |
215,900
-3,800
| -2% | -$271K |
|
964
PUT
Kinross Gold
KGC
$26.9B
| $16.3M | 0.01% |
533,000
+187,800
| +54% | +$6.15M |
|
|
ABVX
965
CALL
Abivax
ABVX
$11.5B
| $16.3M | 0.01% |
146,000
+90,100
| +161% | +$10.7M |
|
966
CALL
Dominion Energy
D
$61.9B
| $16.2M | 0.01% |
262,800
-23,200
| -8% | -$1.43M |
|
967
Take-Two Interactive
TTWO
$44.4B
| $16.2M | 0.01% |
82,200
+54,616
| +198% | +$11.9M |
|
968
Morgan Stanley
MS
$332B
| $16.2M | 0.01% |
98,629
+68,302
| +225% | +$11.8M |
|
969
CALL
Builders FirstSource
BLDR
$7.82B
| $16.2M | 0.01% |
196,700
-14,300
| -7% | -$1.53M |
|
970
CALL
Tapestry
TPR
$28.5B
| $16.2M | 0.01% |
114,500
-700
| -0.6% | -$99.2K |
|
|
DOCU
971
PUT
DocuSign
DOCU
$9.99B
| $16.2M | 0.01% |
340,700
+59,500
| +21% | +$3.04M |
|
972
CALL
Intercontinental Exchange
ICE
$80.1B
| $16.1M | 0.01% |
102,500
-19,800
| -16% | -$3.23M |
|
973
CALL
argenx
ARGX
$52.9B
| $16.1M | 0.01% |
22,000
-1,400
| -6% | -$1.1M |
|
974
CALL
Williams-Sonoma
WSM
$26.3B
| $16M | 0.01% |
87,900
-4,400
| -5% | -$879K |
|
975
CALL
Dutch Bros
BROS
$9.09B
| $16M | 0.01% |
316,100
+69,400
| +28% | +$3.8M |
|
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.