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 | |
|---|---|---|---|---|---|---|
|
DOG
2951
ProShares Short Dow30
DOG
$110M
| $284K | ﹤0.01% |
+10,529
| New | +$277K |
|
2952
CALL
NETGEAR
NTGR
$681M
| $284K | ﹤0.01% |
11,600
-18,200
| -61% | -$478K |
|
2953
CALL
Petco
WOOF
$777M
| $284K | ﹤0.01% |
93,000
+23,600
| +34% | +$73.9K |
|
2954
CALL
Redwire
RDW
$2.11B
| $282K | ﹤0.01% |
34,000
-7,500
| -18% | -$124K |
|
2955
PUT
NCR Voyix
VYX
$1.13B
| $282K | ﹤0.01% |
+28,900
| New | +$339K |
|
2956
CALL
Ares Capital
ARCC
$13.6B
| $277K | ﹤0.01% |
+12,500
| New | +$284K |
|
2957
TAL Education Group
TAL
$5.86B
| $275K | ﹤0.01% |
20,792
-139,894
| -87% | -$1.74M |
|
2958
PUT
Beazer Homes USA
BZH
$903M
| $273K | ﹤0.01% |
13,400
-4,400
| -25% | -$106K |
|
2959
PUT
ACV Auctions
ACVA
$1.4B
| $272K | ﹤0.01% |
+19,300
| New | +$356K |
|
2960
CALL
FLEX LNG
FLNG
$1.65B
| $271K | ﹤0.01% |
11,800
-5,200
| -31% | -$124K |
|
2961
CALL
Apple Hospitality REIT
APLE
$3.98B
| $271K | ﹤0.01% |
+21,000
| New | +$307K |
|
|
DX
2962
Dynex Capital
DX
$3B
| $269K | ﹤0.01% |
+20,648
| New | +$277K |
|
2963
PUT
Capital Southwest
CSWC
$1.46B
| $268K | ﹤0.01% |
12,000
+1,300
| +12% | +$29.4K |
|
2964
PUT
Krispy Kreme
DNUT
$562M
| $266K | ﹤0.01% |
54,000
-12,300
| -19% | -$94K |
|
2965
CALL
Agilon Health
AGL
$1.64B
| $265K | ﹤0.01% |
2,444
-1,788
| -42% | -$156K |
|
|
KLG
2966
PUT
DELISTED
WK Kellogg Co
KLG
| $263K | ﹤0.01% |
13,200
-30,900
| -70% | -$563K |
|
2967
PUT
Denison Mines
DNN
$2.64B
| $262K | ﹤0.01% |
201,800
-159,900
| -44% | -$267K |
|
2968
Evolv Technologies
EVLV
$980M
| $262K | ﹤0.01% |
84,054
-9,673
| -10% | -$34K |
|
|
TPC
2969
CALL
Tutor Perini Cor
TPC
$4.51B
| $262K | ﹤0.01% |
11,300
-700
| -6% | -$17.3K |
|
|
MAG
2970
PUT
DELISTED
MAG Silver
MAG
| $261K | ﹤0.01% |
17,100
-1,400
| -8% | -$21.7K |
|
2971
PUT
Freshworks
FRSH
$2.99B
| $258K | ﹤0.01% |
18,300
-53,200
| -74% | -$891K |
|
2972
PUT
Lightbridge
LTBR
$263M
| $258K | ﹤0.01% |
+34,600
| New | +$308K |
|
|
CRWL
2973
GraniteShares 2x Long CRWD Daily ETF
CRWL
$37.7M
| $258K | ﹤0.01% |
+11,426
| New | +$322K |
|
2974
Corsair Gaming
CRSR
$1.13B
| $256K | ﹤0.01% |
+28,940
| New | +$285K |
|
2975
PUT
Leggett & Platt
LEG
$1.5B
| $256K | ﹤0.01% |
32,400
-15,200
| -32% | -$144K |
|
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.