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 | |
|---|---|---|---|---|---|---|
2576
PUT
Bruker
BRKR
$9.58B
| $576K | ﹤0.01% |
13,800
-45,700
| -77% | -$2.38M |
|
2577
CALL
iShares Convertible Bond ETF
ICVT
$7.11B
| $573K | ﹤0.01% |
+15,300
| New | +$1.32M |
|
|
QXO
2578
CALL
QXO Inc
QXO
$14.8B
| $571K | ﹤0.01% |
42,200
+25,400
| +151% | +$346K |
|
2579
PUT
nVent Electric
NVT
$22.9B
| $571K | ﹤0.01% |
10,900
-6,500
| -37% | -$411K |
|
2580
PUT
STAAR Surgical
STAA
$1.13B
| $571K | ﹤0.01% |
32,400
+21,600
| +200% | +$433K |
|
2581
PUT
Schrodinger
SDGR
$1.14B
| $570K | ﹤0.01% |
28,900
-2,900
| -9% | -$65.2K |
|
2582
CALL
Gildan
GIL
$9.58B
| $570K | ﹤0.01% |
+12,900
| New | +$641K |
|
2583
SoundHound AI
SOUN
$2.72B
| $570K | ﹤0.01% |
70,244
+32,044
| +84% | +$399K |
|
2584
CALL
Stratasys
SSYS
$690M
| $570K | ﹤0.01% |
58,200
+19,700
| +51% | +$203K |
|
2585
CALL
Finance of America Companies
FOA
$218M
| $566K | ﹤0.01% |
+26,600
| New | +$650K |
|
2586
New Oriental
EDU
$8.08B
| $564K | ﹤0.01% |
+11,807
| New | +$607K |
|
|
JMIA
2587
PUT
Jumia Technologies
JMIA
$741M
| $564K | ﹤0.01% |
262,400
+4,400
| +2% | +$14.3K |
|
2588
GraniteShares ETF Trust GraniteShares 2x Long META Daily ETF
FBL
$176M
| $564K | ﹤0.01% |
18,499
-5,138
| -22% | -$202K |
|
2589
CALL
Brookfield Asset Management
BAM
$76.7B
| $562K | ﹤0.01% |
11,600
-3,100
| -21% | -$169K |
|
2590
Axcelis
ACLS
$3.69B
| $562K | ﹤0.01% |
+11,308
| New | +$715K |
|
2591
PUT
Vanguard Global ex-US Real Estate ETF
VNQI
$3.52B
| $561K | ﹤0.01% |
+12,400
| New | +$499K |
|
|
CNH
2592
CALL
CNH Industrial
CNH
$14.2B
| $561K | ﹤0.01% |
45,700
+9,000
| +25% | +$113K |
|
2593
Tidewater
TDW
$3.71B
| $561K | ﹤0.01% |
13,267
-718
| -5% | -$35.7K |
|
2594
ProShares Ultra Bitcoin ETF
BITU
$350M
| $560K | ﹤0.01% |
+16,829
| New | +$781K |
|
2595
QuantumScape Corp
QS
$3.18B
| $559K | ﹤0.01% |
134,316
-37,142
| -22% | -$184K |
|
2596
CALL
ZTO Express
ZTO
$18.2B
| $558K | ﹤0.01% |
28,100
+13,300
| +90% | +$260K |
|
2597
CALL
Smith & Wesson
SWBI
$657M
| $556K | ﹤0.01% |
59,700
+700
| +1% | +$7.21K |
|
|
LAZR
2598
PUT
DELISTED
Luminar Technologies
LAZR
| $555K | ﹤0.01% |
+102,900
| New | +$622K |
|
2599
PUT
Viasat
VSAT
$10.2B
| $554K | ﹤0.01% |
53,200
-58,700
| -52% | -$566K |
|
2600
Huazhu Hotels Group
HTHT
$13.2B
| $554K | ﹤0.01% |
+14,965
| New | +$518K |
|
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.