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 |
iShares Russell 2000 ETF
IWM
|
+$106M |
| 2 |
Advanced Micro Devices
AMD
|
+$81.1M |
| 3 |
Amazon
AMZN
|
+$73M |
| 4 |
TSMC
TSM
|
+$68.5M |
| 5 |
iShares Silver Trust
SLV
|
+$64.5M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$214M |
| 2 |
iShares Core S&P 500 ETF
IVV
|
+$209M |
| 3 |
Invesco NASDAQ 100 ETF
QQQM
|
+$209M |
| 4 |
Vanguard S&P 500 ETF
VOO
|
+$150M |
| 5 |
Meta Platforms (Facebook)
META
|
+$102M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.28% |
| 2 | Consumer Discretionary | 0.23% |
| 3 | Healthcare | 0.11% |
| 4 | Communication Services | 0.09% |
| 5 | Financials | 0.07% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
GES
2826
DELISTED
Guess Inc
GES
| $370K | ﹤0.01% |
+33,408
| New | +$403K |
|
2827
Core Scientific
CORZ
$6.6B
| $370K | ﹤0.01% |
51,067
+1,203
| +2% | +$13.7K |
|
2828
PUT
Cemex
CX
$17.3B
| $369K | ﹤0.01% |
65,800
+22,200
| +51% | +$134K |
|
2829
Patterson-UTI
PTEN
$3.48B
| $368K | ﹤0.01% |
+44,826
| New | +$376K |
|
2830
Mativ Holdings
MATV
$482M
| $366K | ﹤0.01% |
+58,802
| New | +$480K |
|
2831
PUT
Ares Capital
ARCC
$13.7B
| $366K | ﹤0.01% |
16,500
-11,700
| -41% | -$266K |
|
|
PRMB
2832
CALL
Primo Brands
PRMB
$8.54B
| $366K | ﹤0.01% |
+10,300
| New | +$336K |
|
|
AVDL
2833
PUT
DELISTED
Avadel Pharmaceuticals
AVDL
| $365K | ﹤0.01% |
46,600
-13,700
| -23% | -$115K |
|
2834
NETGEAR
NTGR
$664M
| $365K | ﹤0.01% |
14,902
+4,732
| +47% | +$124K |
|
|
AMTM
2835
PUT
Amentum Holdings
AMTM
$5.73B
| $364K | ﹤0.01% |
+20,000
| New | +$407K |
|
2836
CALL
Invesco DB Agriculture Fund
DBA
$1.24B
| $363K | ﹤0.01% |
+13,800
| New | +$373K |
|
2837
EVgo
EVGO
$230M
| $360K | ﹤0.01% |
135,469
+44,723
| +49% | +$139K |
|
2838
PUT
Alphatec Holdings
ATEC
$1.43B
| $360K | ﹤0.01% |
35,500
-29,900
| -46% | -$321K |
|
2839
PUT
Host Hotels & Resorts
HST
$17.5B
| $360K | ﹤0.01% |
25,300
-1,000
| -4% | -$16.2K |
|
2840
PUT
CVR Energy
CVI
$3.39B
| $359K | ﹤0.01% |
18,500
+5,900
| +47% | +$115K |
|
2841
PUT
Wolverine World Wide
WWW
$1.71B
| $359K | ﹤0.01% |
+25,800
| New | +$471K |
|
|
VISN
2842
PUT
Vistance Networks Inc
VISN
$2.67B
| $358K | ﹤0.01% |
67,500
+800
| +1% | +$4.25K |
|
2843
CALL
Photronics
PLAB
$1.72B
| $357K | ﹤0.01% |
+17,200
| New | +$383K |
|
2844
PUT
Gentex
GNTX
$5.12B
| $356K | ﹤0.01% |
+15,300
| New | +$391K |
|
2845
Genius Sports
GENI
$1.95B
| $356K | ﹤0.01% |
35,527
-38,481
| -52% | -$357K |
|
|
GRAL
2846
PUT
GRAIL Inc
GRAL
$2.76B
| $352K | ﹤0.01% |
13,800
-2,700
| -16% | -$83.4K |
|
|
SFIX
2847
PUT
Stitch Fix
SFIX
$563M
| $352K | ﹤0.01% |
108,300
-80,400
| -43% | -$366K |
|
2848
Kinross Gold
KGC
$28.1B
| $352K | ﹤0.01% |
+27,895
| New | +$313K |
|
2849
CALL
Tanger
SKT
$4.84B
| $351K | ﹤0.01% |
10,400
+300
| +3% | +$10.1K |
|
|
DX
2850
PUT
Dynex Capital
DX
$3.07B
| $350K | ﹤0.01% |
+26,900
| New | +$361K |
|
Similar funds
IMC Chicago's Q1 2025 Portfolio in Review
As of Q1 2025, IMC Chicago held 3,586 positions worth $177B, down 18% from $215B the previous quarter. Its ten largest holdings account for 46% of the portfolio.
IMC Chicago withdrew a net $21.1B in Q1 2025, closing 516 positions and reducing 1,388 holdings. Its most notable exit was iShares Core S&P 500 ETF, an estimated $209M position sold in full.
By sector, the portfolio is most concentrated in Technology at 0.28% of assets, down from 0.32% a quarter earlier, followed by Consumer Discretionary and Healthcare.
Against the trend, IMC Chicago opened a new position in Amazon worth $64M.
- IMC Chicago's largest Q1 2025 buy was Amazon: 336,493 shares worth $64M.
- IMC Chicago added most to iShares Russell 2000 ETF in Q1 2025, an estimated $106M increase.
- IMC Chicago's biggest Q1 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $214M.
- IMC Chicago fully exited iShares Core S&P 500 ETF in Q1 2025, selling an estimated $209M.
- IMC Chicago's ten largest holdings make up 46% of its $177B portfolio in Q1 2025.
- IMC Chicago opened 482 new positions and closed 516 in Q1 2025.
- IMC Chicago's portfolio value fell 18% quarter-over-quarter to $177B.
Based on IMC Chicago's 13F filing for Q1 2025, filed 14 Apr 2025.