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 | |
|---|---|---|---|---|---|---|
2701
CALL
Freshworks
FRSH
$3.09B
| $467K | ﹤0.01% |
33,100
-21,800
| -40% | -$365K |
|
2702
CALL
Dorian LPG
LPG
$1.9B
| $467K | ﹤0.01% |
20,900
+3,800
| +22% | +$88K |
|
2703
IAMGOLD
IAG
$8.24B
| $467K | ﹤0.01% |
74,653
+4,510
| +6% | +$26.7K |
|
|
GES
2704
CALL
DELISTED
Guess Inc
GES
| $464K | ﹤0.01% |
41,900
-14,800
| -26% | -$179K |
|
2705
CALL
Travel + Leisure Co
TNL
$4.81B
| $463K | ﹤0.01% |
+10,000
| New | +$525K |
|
2706
3D Systems Corp
DDD
$412M
| $463K | ﹤0.01% |
218,342
+30,884
| +16% | +$105K |
|
2707
PUT
Qfin Holdings
QFIN
$1.66B
| $463K | ﹤0.01% |
+10,300
| New | +$426K |
|
2708
PUT
Helmerich & Payne
HP
$3.31B
| $462K | ﹤0.01% |
17,700
+4,400
| +33% | +$128K |
|
2709
PUT
Petrobras
PBR
$116B
| $462K | ﹤0.01% |
32,200
+12,200
| +61% | +$168K |
|
2710
CALL
California Resources
CRC
$4.38B
| $462K | ﹤0.01% |
10,500
| – | – |
|
2711
PUT
Exelixis
EXEL
$14.2B
| $462K | ﹤0.01% |
+12,500
| New | +$445K |
|
2712
PUT
Green Plains
GPRE
$1.15B
| $461K | ﹤0.01% |
95,000
+56,000
| +144% | +$401K |
|
2713
CALL
Medifast
MED
$108M
| $460K | ﹤0.01% |
34,100
+17,000
| +99% | +$255K |
|
2714
PUT
Barclays
BCS
$91B
| $459K | ﹤0.01% |
29,900
-30,800
| -51% | -$461K |
|
|
VNET
2715
PUT
VNET Group
VNET
$1.92B
| $459K | ﹤0.01% |
+56,000
| New | +$513K |
|
2716
Hertz
HTZ
$556M
| $459K | ﹤0.01% |
+116,455
| New | +$467K |
|
2717
PUT
ODDITY Tech
ODD
$784M
| $459K | ﹤0.01% |
10,600
-9,400
| -47% | -$418K |
|
2718
PUT
Bitdeer Technologies
BTDR
$2.5B
| $457K | ﹤0.01% |
51,800
+7,300
| +16% | +$109K |
|
|
NNDM
2719
CALL
Nano Dimension
NNDM
$314M
| $457K | ﹤0.01% |
287,500
-163,800
| -36% | -$371K |
|
2720
Invesco S&P SmallCap Information Technology ETF
PSCT
$485M
| $457K | ﹤0.01% |
+11,401
| New | +$519K |
|
2721
PUT
Sportradar
SRAD
$4.38B
| $456K | ﹤0.01% |
21,100
+8,300
| +65% | +$173K |
|
2722
CALL
Star Bulk Carriers
SBLK
$3.12B
| $456K | ﹤0.01% |
29,300
+13,300
| +83% | +$207K |
|
2723
CALL
Western Union
WU
$2.58B
| $455K | ﹤0.01% |
43,000
-23,300
| -35% | -$247K |
|
2724
PUT
AdaptHealth
AHCO
$1.53B
| $454K | ﹤0.01% |
+41,900
| New | +$422K |
|
|
JMIA
2725
Jumia Technologies
JMIA
$741M
| $454K | ﹤0.01% |
211,065
+77,174
| +58% | +$250K |
|
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.