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 | |
|---|---|---|---|---|---|---|
2776
Teekay Tankers
TNK
$2.66B
| $411K | ﹤0.01% |
+10,728
| New | +$434K |
|
2777
CALL
Innoviz Technologies
INVZ
$99.5M
| $410K | ﹤0.01% |
629,300
+319,600
| +103% | +$370K |
|
2778
CALL
abrdn Physical Silver Shares ETF
SIVR
$3.97B
| $410K | ﹤0.01% |
12,600
-1,300
| -9% | -$39.6K |
|
2779
Elanco Animal Health
ELAN
$12.7B
| $409K | ﹤0.01% |
+38,976
| New | +$441K |
|
2780
PUT
Century Aluminum
CENX
$4.35B
| $408K | ﹤0.01% |
22,000
-8,800
| -29% | -$169K |
|
2781
CALL
Revolve Group
RVLV
$1.92B
| $408K | ﹤0.01% |
19,000
-7,100
| -27% | -$197K |
|
2782
PUT
Ericsson
ERIC
$32.7B
| $408K | ﹤0.01% |
52,600
+5,400
| +11% | +$43.6K |
|
2783
CALL
Gaotu Techedu
GOTU
$384M
| $408K | ﹤0.01% |
125,500
-14,700
| -10% | -$40.6K |
|
2784
Green Plains
GPRE
$1.15B
| $406K | ﹤0.01% |
83,628
+49,664
| +146% | +$356K |
|
|
VRN
2785
PUT
DELISTED
Veren
VRN
| $405K | ﹤0.01% |
+61,200
| New | +$339K |
|
2786
PUT
Healthpeak Properties
DOC
$15.7B
| $404K | ﹤0.01% |
20,000
+4,300
| +27% | +$87K |
|
2787
New Fortress Energy
NFE
$94.3M
| $404K | ﹤0.01% |
+48,557
| New | +$598K |
|
|
KEEL
2788
CALL
Keel Infrastructure Corp
KEEL
$2.25B
| $401K | ﹤0.01% |
509,300
-447,000
| -47% | -$592K |
|
|
KLG
2789
CALL
DELISTED
WK Kellogg Co
KLG
| $401K | ﹤0.01% |
20,100
-11,200
| -36% | -$204K |
|
|
NNDM
2790
PUT
Nano Dimension
NNDM
$314M
| $400K | ﹤0.01% |
251,800
+146,600
| +139% | +$332K |
|
2791
CALL
UGI
UGI
$7.92B
| $400K | ﹤0.01% |
12,100
-5,700
| -32% | -$181K |
|
2792
PUT
3D Systems Corp
DDD
$412M
| $400K | ﹤0.01% |
188,700
+58,300
| +45% | +$198K |
|
2793
CALL
Open Text
OTEX
$6.02B
| $399K | ﹤0.01% |
+15,800
| New | +$434K |
|
|
AVS
2794
Direxion Daily AVGO Bear 1X ETF
AVS
$8.74M
| $399K | ﹤0.01% |
17,240
-144,881
| -89% | -$2.79M |
|
2795
CALL
Tandem Diabetes Care
TNDM
$1.22B
| $399K | ﹤0.01% |
20,800
-200
| -1% | -$5.85K |
|
2796
T-Rex 2X Inverse Tesla Daily Target ETF
TSLZ
$49.7M
| $396K | ﹤0.01% |
+4,718
| New | +$328K |
|
2797
CALL
Banco Santander
SAN
$200B
| $395K | ﹤0.01% |
+59,000
| New | +$345K |
|
|
FINV
2798
FinVolution Group
FINV
$1.16B
| $394K | ﹤0.01% |
+40,954
| New | +$336K |
|
|
CRON
2799
CALL
Cronos Group
CRON
$1.06B
| $394K | ﹤0.01% |
217,500
+10,700
| +5% | +$20.7K |
|
|
PDCO
2800
PUT
DELISTED
Patterson Companies, Inc.
PDCO
| $394K | ﹤0.01% |
12,600
-3,600
| -22% | -$112K |
|
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.