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 | |
|---|---|---|---|---|---|---|
4501
Simplify Volatility Premium ETF
SVOL
$527M
| $325K | ﹤0.01% |
+21,195
| New | +$357K |
|
4502
CALL
Amplify Energy
AMPY
$163M
| $325K | ﹤0.01% |
52,100
-56,700
| -52% | -$308K |
|
4503
PUT
HCI Group
HCI
$2.28B
| $325K | ﹤0.01% |
+2,100
| New | +$344K |
|
|
CRCG
4504
PUT
Leverage Shares 2X Long CRCL Daily ETF
CRCG
$85M
| $324K | ﹤0.01% |
+11,930
| New | +$322K |
|
4505
CALL
RCI Hospitality Holdings
RICK
$199M
| $324K | ﹤0.01% |
14,200
-17,900
| -56% | -$422K |
|
4506
CALL
ITT
ITT
$17.5B
| $324K | ﹤0.01% |
+1,700
| New | +$324K |
|
4507
PUT
American Homes 4 Rent
AMH
$12B
| $324K | ﹤0.01% |
+11,600
| New | +$351K |
|
4508
Legend Biotech
LEGN
$4.3B
| $324K | ﹤0.01% |
17,894
-5,051
| -22% | -$96.3K |
|
4509
ProShares Short Real Estate
REK
$11.5M
| $324K | ﹤0.01% |
19,048
+791
| +4% | +$13.2K |
|
4510
Knife River
KNF
$4.43B
| $323K | ﹤0.01% |
+3,958
| New | +$319K |
|
|
SAIL
4511
PUT
SailPoint Inc
SAIL
$8.48B
| $323K | ﹤0.01% |
24,400
+9,900
| +68% | +$155K |
|
|
NNDM
4512
Nano Dimension
NNDM
$309M
| $323K | ﹤0.01% |
189,985
-20,196
| -10% | -$36.8K |
|
4513
CALL
Palomar
PLMR
$3.65B
| $323K | ﹤0.01% |
+2,700
| New | +$337K |
|
4514
CALL
PubMatic
PUBM
$581M
| $322K | ﹤0.01% |
39,400
+16,400
| +71% | +$126K |
|
4515
IES Holdings
IESC
$12.5B
| $321K | ﹤0.01% |
+674
| New | +$309K |
|
4516
Full Truck Alliance
YMM
$9.56B
| $321K | ﹤0.01% |
+38,636
| New | +$367K |
|
|
MSTZ
4517
T-Rex 2X Inverse MSTR Daily Target ETF
MSTZ
$108M
| $320K | ﹤0.01% |
25,626
+2,886
| +13% | +$38.6K |
|
4518
PUT
Champion Homes
SKY
$4.48B
| $320K | ﹤0.01% |
+4,300
| New | +$370K |
|
4519
CALL
FirstCash
FCFS
$8.55B
| $320K | ﹤0.01% |
+1,700
| New | +$307K |
|
4520
PUT
Nordic American Tanker
NAT
$1.37B
| $319K | ﹤0.01% |
+54,400
| New | +$257K |
|
4521
Invesco Pharmaceuticals ETF
PJP
$425M
| $318K | ﹤0.01% |
+3,069
| New | +$324K |
|
4522
The RealReal
REAL
$1.34B
| $318K | ﹤0.01% |
+35,045
| New | +$443K |
|
4523
PUT
Jacobs Solutions
J
$15.9B
| $318K | ﹤0.01% |
+2,500
| New | +$340K |
|
4524
PUT
Installed Building Products
IBP
$6.13B
| $318K | ﹤0.01% |
+1,200
| New | +$359K |
|
4525
CALL
NCR Atleos
NATL
$3.52B
| $318K | ﹤0.01% |
7,300
-15,300
| -68% | -$632K |
|
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.