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 | |
|---|---|---|---|---|---|---|
1001
CALL
Centene
CNC
$31.6B
| $7.82M | ﹤0.01% |
128,800
-5,400
| -4% | -$326K |
|
1002
CALL
-1x Short VIX Futures ETF
SVIX
$169M
| $7.78M | ﹤0.01% |
382,400
-108,500
| -22% | -$2.61M |
|
1003
CALL
Advance Auto Parts
AAP
$3.54B
| $7.77M | ﹤0.01% |
198,100
-134,300
| -40% | -$5.76M |
|
1004
Vistra
VST
$50.1B
| $7.74M | ﹤0.01% |
65,923
+43,890
| +199% | +$6.56M |
|
1005
PUT
Ball Corp
BALL
$17.8B
| $7.71M | ﹤0.01% |
148,100
+114,900
| +346% | +$6.03M |
|
1006
CALL
Pan American Silver
PAAS
$18.2B
| $7.7M | ﹤0.01% |
298,100
-700
| -0.2% | -$16.7K |
|
1007
CALL
NetApp
NTAP
$34.2B
| $7.68M | ﹤0.01% |
87,400
+24,900
| +40% | +$2.75M |
|
1008
PUT
CF Industries
CF
$18.9B
| $7.65M | ﹤0.01% |
97,900
-103,200
| -51% | -$8.66M |
|
1009
PUT
SolarEdge
SEDG
$2.44B
| $7.65M | ﹤0.01% |
472,800
-81,600
| -15% | -$1.27M |
|
1010
PUT
Ross Stores
ROST
$80.5B
| $7.62M | ﹤0.01% |
59,600
-78,100
| -57% | -$10.9M |
|
1011
CALL
Shake Shack
SHAK
$2.55B
| $7.61M | ﹤0.01% |
86,300
-14,200
| -14% | -$1.54M |
|
1012
CALL
Intercontinental Exchange
ICE
$86.4B
| $7.61M | ﹤0.01% |
44,100
+3,400
| +8% | +$557K |
|
1013
PUT
SharkNinja
SN
$22.6B
| $7.6M | ﹤0.01% |
91,100
+70,200
| +336% | +$7.15M |
|
1014
CALL
Brinker International
EAT
$8.5B
| $7.54M | ﹤0.01% |
50,600
+28,100
| +125% | +$4.32M |
|
1015
CALL
Emcor
EME
$31.4B
| $7.54M | ﹤0.01% |
20,400
-1,100
| -5% | -$476K |
|
|
CYBR
1016
PUT
DELISTED
CyberArk
CYBR
| $7.54M | ﹤0.01% |
22,300
-4,600
| -17% | -$1.65M |
|
1017
CALL
Sempra
SRE
$59.2B
| $7.53M | ﹤0.01% |
105,500
+89,500
| +559% | +$6.97M |
|
1018
PUT
Toyota
TM
$221B
| $7.5M | ﹤0.01% |
42,500
+17,300
| +69% | +$3.22M |
|
|
CMA
1019
CALL
DELISTED
Comerica
CMA
| $7.5M | ﹤0.01% |
127,000
-75,800
| -37% | -$4.76M |
|
1020
CALL
Becton Dickinson
BDX
$45.8B
| $7.49M | ﹤0.01% |
32,700
+1,500
| +5% | +$348K |
|
1021
CALL
Teva Pharmaceuticals
TEVA
$36.9B
| $7.45M | ﹤0.01% |
484,900
-1,140,200
| -70% | -$20.4M |
|
|
IPFF
1022
PUT
DELISTED
iShares International Preferred Stock ETF
IPFF
| $7.42M | ﹤0.01% |
137,700
-100
| -0.1% | -$5.39K |
|
|
TIGR
1023
UP Fintech Holding
TIGR
$858M
| $7.38M | ﹤0.01% |
859,211
+239,779
| +39% | +$1.79M |
|
1024
CALL
Boston Properties
BXP
$11.2B
| $7.36M | ﹤0.01% |
109,500
+47,400
| +76% | +$3.32M |
|
1025
Twilio
TWLO
$29.5B
| $7.35M | ﹤0.01% |
+75,091
| New | +$8.9M |
|
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.