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 | |
|---|---|---|---|---|---|---|
2326
ProShares Ultra Consumer Discretionary
UCC
$9.68M
| $920K | ﹤0.01% |
23,547
+7,914
| +51% | +$379K |
|
2327
CALL
Helen of Troy
HELE
$656M
| $920K | ﹤0.01% |
17,200
-12,200
| -41% | -$705K |
|
2328
CALL
Infosys
INFY
$51B
| $920K | ﹤0.01% |
50,400
+22,500
| +81% | +$467K |
|
2329
PUT
Principal Financial Group
PFG
$24.3B
| $920K | ﹤0.01% |
+10,900
| New | +$907K |
|
|
HUT
2330
Hut 8
HUT
$9.93B
| $918K | ﹤0.01% |
+79,044
| New | +$1.46M |
|
2331
CALL
nVent Electric
NVT
$21.6B
| $917K | ﹤0.01% |
+17,500
| New | +$1.11M |
|
2332
CALL
Sunoco
SUN
$14.4B
| $917K | ﹤0.01% |
+15,800
| New | +$894K |
|
2333
PUT
Impinj
PI
$4.24B
| $916K | ﹤0.01% |
10,100
-6,900
| -41% | -$773K |
|
2334
CALL
Fluence Energy
FLNC
$1.58B
| $907K | ﹤0.01% |
187,100
+115,700
| +162% | +$1.11M |
|
2335
CALL
Grab
GRAB
$13.7B
| $906K | ﹤0.01% |
199,900
-424,300
| -68% | -$1.98M |
|
2336
CALL
nCino
NCNO
$2.06B
| $904K | ﹤0.01% |
32,900
-23,400
| -42% | -$740K |
|
2337
PUT
Mattel
MAT
$4.47B
| $903K | ﹤0.01% |
46,500
-26,100
| -36% | -$518K |
|
2338
PUT
Vipshop
VIPS
$7.26B
| $903K | ﹤0.01% |
57,600
-44,100
| -43% | -$666K |
|
2339
PUT
Petco
WOOF
$797M
| $901K | ﹤0.01% |
295,500
+168,800
| +133% | +$529K |
|
2340
Extreme Networks
EXTR
$3.8B
| $898K | ﹤0.01% |
67,883
+47,114
| +227% | +$738K |
|
|
EXK
2341
PUT
Endeavour Silver
EXK
$2.24B
| $897K | ﹤0.01% |
210,000
+62,200
| +42% | +$250K |
|
2342
Bit Digital
BTBT
$428M
| $896K | ﹤0.01% |
443,462
-285,788
| -39% | -$823K |
|
|
XIFR
2343
PUT
XPLR Infrastructure LP
XIFR
$1.04B
| $895K | ﹤0.01% |
94,200
+5,900
| +7% | +$66.9K |
|
2344
CALL
AngloGold Ashanti
AU
$39.4B
| $891K | ﹤0.01% |
24,000
-43,300
| -64% | -$1.33M |
|
2345
PUT
Array Technologies
ARRY
$740M
| $890K | ﹤0.01% |
182,800
-38,300
| -17% | -$247K |
|
2346
PUT
Red Cat Holdings
RCAT
$1.03B
| $883K | ﹤0.01% |
150,200
+80,300
| +115% | +$643K |
|
|
VISN
2347
CALL
Vistance Networks Inc
VISN
$2.61B
| $883K | ﹤0.01% |
166,300
-35,300
| -18% | -$187K |
|
2348
PUT
Vornado Realty Trust
VNO
$7.65B
| $880K | ﹤0.01% |
23,800
+3,000
| +14% | +$121K |
|
2349
PUT
Calumet Specialty Products
CLMT
$3.7B
| $879K | ﹤0.01% |
69,300
-17,000
| -20% | -$267K |
|
2350
CALL
Fidelity National Financial
FNF
$14.4B
| $879K | ﹤0.01% |
+13,500
| New | +$811K |
|
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.