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 | |
|---|---|---|---|---|---|---|
2401
PUT
Blackstone Mortgage Trust
BXMT
$2.76B
| $804K | ﹤0.01% |
40,200
-500
| -1% | -$9.67K |
|
2402
PUT
Cinemark Holdings
CNK
$4.08B
| $801K | ﹤0.01% |
32,200
-31,600
| -50% | -$880K |
|
2403
CALL
Masco
MAS
$14.5B
| $800K | ﹤0.01% |
+11,500
| New | +$861K |
|
2404
PUT
Equinox Gold
EQX
$6.93B
| $799K | ﹤0.01% |
116,200
-93,600
| -45% | -$600K |
|
2405
CALL
Hecla Mining
HL
$9.3B
| $799K | ﹤0.01% |
143,700
-111,200
| -44% | -$617K |
|
2406
Asana
ASAN
$1.95B
| $798K | ﹤0.01% |
+54,789
| New | +$1.04M |
|
2407
PUT
Dorian LPG
LPG
$1.95B
| $795K | ﹤0.01% |
35,600
-3,500
| -9% | -$81.1K |
|
2408
PUT
BorgWarner
BWA
$12.7B
| $794K | ﹤0.01% |
27,700
+9,600
| +53% | +$291K |
|
2409
PUT
KBR
KBR
$4.56B
| $787K | ﹤0.01% |
+15,800
| New | +$843K |
|
2410
State Street SPDR S&P Bank ETF
KBE
$1.65B
| $785K | ﹤0.01% |
+14,830
| New | +$831K |
|
2411
JetBlue
JBLU
$2.14B
| $785K | ﹤0.01% |
+162,805
| New | +$1.07M |
|
2412
PUT
Infosys
INFY
$50.9B
| $783K | ﹤0.01% |
42,900
-5,800
| -12% | -$120K |
|
2413
PUT
MINISO
MNSO
$3.87B
| $782K | ﹤0.01% |
42,300
+19,600
| +86% | +$428K |
|
2414
PUT
Teekay Tankers
TNK
$2.69B
| $781K | ﹤0.01% |
+20,400
| New | +$826K |
|
2415
CALL
Rapid7
RPD
$630M
| $779K | ﹤0.01% |
29,400
-22,400
| -43% | -$762K |
|
|
EXAS
2416
PUT
DELISTED
Exact Sciences
EXAS
| $779K | ﹤0.01% |
+18,000
| New | +$912K |
|
2417
CALL
Bit Digital
BTBT
$421M
| $779K | ﹤0.01% |
385,500
+77,500
| +25% | +$223K |
|
2418
CALL
SelectQuote
SLQT
$124M
| $777K | ﹤0.01% |
232,700
+45,400
| +24% | +$193K |
|
2419
PUT
Kosmos Energy
KOS
$1.45B
| $776K | ﹤0.01% |
340,200
+69,000
| +25% | +$204K |
|
|
HBI
2420
PUT
DELISTED
Hanesbrands
HBI
| $774K | ﹤0.01% |
134,100
+66,400
| +98% | +$465K |
|
2421
TeraWulf
WULF
$7.63B
| $773K | ﹤0.01% |
283,011
-203,177
| -42% | -$905K |
|
2422
PUT
Option Care Health
OPCH
$3.79B
| $772K | ﹤0.01% |
+22,100
| New | +$694K |
|
2423
CALL
PagerDuty
PD
$823M
| $769K | ﹤0.01% |
42,100
+9,000
| +27% | +$165K |
|
2424
PUT
Harmony Gold Mining
HMY
$9.54B
| $768K | ﹤0.01% |
52,000
-10,900
| -17% | -$122K |
|
2425
PUT
Elanco Animal Health
ELAN
$12.8B
| $767K | ﹤0.01% |
73,000
-10,400
| -12% | -$118K |
|
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.