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 | |
|---|---|---|---|---|---|---|
1701
PUT
Shift4
FOUR
$4.45B
| $2.33M | ﹤0.01% |
28,500
-5,800
| -17% | -$598K |
|
1702
ProShares Ultra Utilities
UPW
$17.7M
| $2.33M | ﹤0.01% |
+120,988
| New | +$2.29M |
|
1703
CALL
CoreCivic
CXW
$2.94B
| $2.33M | ﹤0.01% |
114,700
-42,800
| -27% | -$861K |
|
1704
Freshpet
FRPT
$3.04B
| $2.32M | ﹤0.01% |
+27,907
| New | +$3.41M |
|
1705
PUT
Planet Fitness
PLNT
$4.45B
| $2.32M | ﹤0.01% |
24,000
-11,400
| -32% | -$1.15M |
|
1706
PUT
SBA Communications
SBAC
$19.8B
| $2.31M | ﹤0.01% |
+10,500
| New | +$2.2M |
|
|
PTIR
1707
GraniteShares 2x Long PLTR Daily ETF
PTIR
$280M
| $2.31M | ﹤0.01% |
260,400
+64,665
| +33% | +$705K |
|
1708
Kyndryl
KD
$3.09B
| $2.3M | ﹤0.01% |
73,351
+44,932
| +158% | +$1.68M |
|
1709
CALL
Harmony Gold Mining
HMY
$9.7B
| $2.3M | ﹤0.01% |
155,700
+67,500
| +77% | +$753K |
|
1710
PUT
Unilever
UL
$142B
| $2.29M | ﹤0.01% |
34,222
-14,934
| -30% | -$963K |
|
1711
PUT
Fluor
FLR
$6.54B
| $2.29M | ﹤0.01% |
64,000
-22,200
| -26% | -$959K |
|
1712
PUT
Starwood Property Trust
STWD
$6.12B
| $2.29M | ﹤0.01% |
115,700
+13,900
| +14% | +$273K |
|
|
ETHA
1713
iShares Ethereum Trust ETF
ETHA
$5.49B
| $2.29M | ﹤0.01% |
+165,505
| New | +$3.3M |
|
1714
ProShares VIX Mid-Term Futures ETF
VIXM
$56.8M
| $2.28M | ﹤0.01% |
143,926
-5,709
| -4% | -$85.6K |
|
1715
CALL
Albertsons Companies
ACI
$5.91B
| $2.28M | ﹤0.01% |
103,700
+37,200
| +56% | +$767K |
|
1716
CALL
Innodata
INOD
$1.81B
| $2.28M | ﹤0.01% |
63,500
-3,200
| -5% | -$141K |
|
1717
Intuitive Machines
LUNR
$1.83B
| $2.28M | ﹤0.01% |
+305,704
| New | +$4.81M |
|
|
KC
1718
CALL
Kingsoft Cloud Holdings
KC
$2.96B
| $2.27M | ﹤0.01% |
158,300
+104,600
| +195% | +$1.57M |
|
|
GTM
1719
PUT
ZoomInfo Technologies
GTM
$1.03B
| $2.27M | ﹤0.01% |
226,800
-46,800
| -17% | -$491K |
|
1720
Brinker International
EAT
$8.82B
| $2.26M | ﹤0.01% |
+15,178
| New | +$2.33M |
|
1721
PUT
Logitech
LOGI
$14.8B
| $2.26M | ﹤0.01% |
26,800
-8,800
| -25% | -$828K |
|
1722
CALL
Klaviyo
KVYO
$5.8B
| $2.25M | ﹤0.01% |
74,500
+18,100
| +32% | +$730K |
|
|
1723
CALL
Logitech
LOGI
$14.8B
| $2.25M | ﹤0.01% |
26,700
-3,800
| -12% | -$358K |
|
1724
CALL
Zimmer Biomet
ZBH
$18.8B
| $2.25M | ﹤0.01% |
19,900
-8,700
| -30% | -$931K |
|
1725
PUT
Keurig Dr Pepper
KDP
$42.8B
| $2.25M | ﹤0.01% |
65,800
-60,100
| -48% | -$1.95M |
|
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.