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 | |
|---|---|---|---|---|---|---|
1276
PUT
Sony
SONY
$136B
| $4.62M | ﹤0.01% |
181,900
-184,200
| -50% | -$4.26M |
|
|
GRRR
1277
CALL
Gorilla Technology Group
GRRR
$303M
| $4.61M | ﹤0.01% |
+155,800
| New | +$3.53M |
|
1278
PUT
AerCap
AER
$23.8B
| $4.61M | ﹤0.01% |
45,100
+22,200
| +97% | +$2.2M |
|
1279
CALL
DaVita
DVA
$15.5B
| $4.6M | ﹤0.01% |
30,100
-7,200
| -19% | -$1.13M |
|
1280
PUT
PennyMac Financial
PFSI
$4.47B
| $4.58M | ﹤0.01% |
45,700
+1,300
| +3% | +$133K |
|
1281
PUT
State Street
STT
$49.1B
| $4.57M | ﹤0.01% |
51,100
-48,500
| -49% | -$4.63M |
|
|
CTRA
1282
CALL
DELISTED
Coterra Energy
CTRA
| $4.56M | ﹤0.01% |
157,800
-8,700
| -5% | -$243K |
|
1283
CALL
CBRE Group
CBRE
$43.9B
| $4.55M | ﹤0.01% |
34,800
-47,700
| -58% | -$6.48M |
|
1284
CALL
VF Corp
VFC
$5.8B
| $4.55M | ﹤0.01% |
293,000
-119,900
| -29% | -$2.66M |
|
1285
PUT
Sunrun
RUN
$2.26B
| $4.54M | ﹤0.01% |
775,200
-14,400
| -2% | -$119K |
|
1286
CALL
Steel Dynamics
STLD
$36.6B
| $4.54M | ﹤0.01% |
36,300
-12,300
| -25% | -$1.56M |
|
1287
PUT
Idexx Laboratories
IDXX
$44.9B
| $4.54M | ﹤0.01% |
+10,800
| New | +$4.69M |
|
1288
PUT
Comfort Systems
FIX
$53.6B
| $4.51M | ﹤0.01% |
14,000
+4,000
| +40% | +$1.61M |
|
1289
CALL
Sprott Uranium Miners ETF
URNM
$1.72B
| $4.5M | ﹤0.01% |
138,700
+73,400
| +112% | +$2.79M |
|
1290
CALL
ClearShares Piton Intermediate Fixed Income ETF
PIFI
$97.8M
| $4.49M | ﹤0.01% |
+180,500
| New | +$16.8M |
|
|
P
1291
PUT
Everpure Inc
P
$23.5B
| $4.48M | ﹤0.01% |
101,300
-39,900
| -28% | -$2.41M |
|
1292
PUT
Peabody Energy
BTU
$2.55B
| $4.47M | ﹤0.01% |
330,200
+162,300
| +97% | +$2.61M |
|
1293
CALL
Papa John's
PZZA
$996M
| $4.47M | ﹤0.01% |
108,800
-8,100
| -7% | -$346K |
|
1294
CALL
STMicroelectronics
STM
$43.5B
| $4.46M | ﹤0.01% |
203,300
-30,800
| -13% | -$757K |
|
|
HES
1295
CALL
DELISTED
Hess
HES
| $4.46M | ﹤0.01% |
27,900
-9,100
| -25% | -$1.34M |
|
1296
CALL
Qorvo
QRVO
$7.95B
| $4.45M | ﹤0.01% |
61,500
-17,500
| -22% | -$1.33M |
|
1297
PUT
Peloton Interactive
PTON
$2.85B
| $4.45M | ﹤0.01% |
704,500
+142,400
| +25% | +$1.12M |
|
|
VSXY
1298
Victoria's Secret
VSXY
$7.09B
| $4.44M | ﹤0.01% |
+238,854
| New | +$7.02M |
|
1299
CALL
Molson Coors Class B
TAP
$8.03B
| $4.44M | ﹤0.01% |
72,900
+31,400
| +76% | +$1.81M |
|
1300
PUT
British American Tobacco
BTI
$136B
| $4.43M | ﹤0.01% |
107,100
-1,000
| -0.9% | -$39.3K |
|
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.