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 Bitcoin Trust
IBIT
|
+$232M |
| 2 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$168M |
| 3 |
Apple
AAPL
|
+$149M |
| 4 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$136M |
| 5 |
UnitedHealth
UNH
|
+$110M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$153M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$127M |
| 3 |
Advanced Micro Devices
AMD
|
+$97.1M |
| 4 |
TSMC
TSM
|
+$65.3M |
| 5 |
SPYM
State Street SPDR Portfolio S&P 500 ETF
SPYM
|
+$57.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.32% |
| 2 | Consumer Discretionary | 0.25% |
| 3 | Healthcare | 0.13% |
| 4 | Communication Services | 0.1% |
| 5 | Financials | 0.1% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1726
Direxion Daily S&P 500 Bear 1X ETF
SPDN
$198M
| $3.04M | ﹤0.01% |
294,964
+228,963
| +347% | +$2.58M |
|
1727
PUT
Ferguson
FERG
$47.7B
| $3.03M | ﹤0.01% |
13,900
+2,700
| +24% | +$497K |
|
|
VRNT
1728
DELISTED
Verint Systems
VRNT
| $3.03M | ﹤0.01% |
+153,817
| New | +$2.69M |
|
1729
Burlington
BURL
$22.2B
| $3.03M | ﹤0.01% |
13,003
-23,478
| -64% | -$5.58M |
|
1730
Copart
CPRT
$29.1B
| $3.02M | ﹤0.01% |
+61,623
| New | +$3.45M |
|
1731
PUT
Vale
VALE
$58B
| $3.02M | ﹤0.01% |
311,300
+22,800
| +8% | +$215K |
|
1732
GitLab
GTLB
$7.26B
| $3.02M | ﹤0.01% |
+66,998
| New | +$3.06M |
|
1733
CALL
Lincoln National
LNC
$8.76B
| $3.01M | ﹤0.01% |
86,900
-35,900
| -29% | -$1.17M |
|
1734
PUT
JFrog
FROG
$11.8B
| $3.01M | ﹤0.01% |
68,500
+14,600
| +27% | +$555K |
|
1735
Teradyne
TER
$62.7B
| $3M | ﹤0.01% |
+33,389
| New | +$2.67M |
|
1736
CALL
Alexandria Real Estate Equities
ARE
$8.31B
| $3M | ﹤0.01% |
41,300
+14,800
| +56% | +$1.1M |
|
1737
ProShares Ultra Semiconductors
USD
$2.92B
| $3M | ﹤0.01% |
80,996
+35,018
| +76% | +$876K |
|
1738
PUT
Papa John's
PZZA
$799M
| $3M | ﹤0.01% |
61,200
+7,500
| +14% | +$306K |
|
1739
PUT
XP
XP
$8.15B
| $2.99M | ﹤0.01% |
148,200
-35,800
| -19% | -$619K |
|
1740
WIX.com
WIX
$3.13B
| $2.99M | ﹤0.01% |
+18,843
| New | +$3.03M |
|
1741
PUT
Eldorado Gold
EGO
$10.3B
| $2.97M | ﹤0.01% |
146,200
+4,100
| +3% | +$79.8K |
|
|
EH
1742
CALL
EHang Holdings
EH
$450M
| $2.97M | ﹤0.01% |
171,200
+41,700
| +32% | +$708K |
|
|
WCC
1743
CALL
WESCO International
WCC
$17.5B
| $2.96M | ﹤0.01% |
16,000
-11,500
| -42% | -$1.9M |
|
1744
PUT
Tidewater
TDW
$4.7B
| $2.96M | ﹤0.01% |
64,200
+17,900
| +39% | +$725K |
|
1745
PUT
Lantheus
LNTH
$6.59B
| $2.96M | ﹤0.01% |
36,100
+23,800
| +193% | +$2.09M |
|
1746
Rivian
RIVN
$22.6B
| $2.95M | ﹤0.01% |
+214,918
| New | +$2.92M |
|
1747
CALL
McCormick & Company Non-Voting
MKC
$14.7B
| $2.93M | ﹤0.01% |
38,700
+1,300
| +3% | +$97.4K |
|
|
RDFN
1748
PUT
DELISTED
Redfin
RDFN
| $2.93M | ﹤0.01% |
261,800
-96,400
| -27% | -$946K |
|
1749
Kraft Heinz
KHC
$30.2B
| $2.93M | ﹤0.01% |
+113,450
| New | +$3.15M |
|
1750
CALL
UBS Group
UBS
$176B
| $2.92M | ﹤0.01% |
86,200
+6,800
| +9% | +$210K |
|
Similar funds
IMC Chicago's Q2 2025 Portfolio in Review
As of Q2 2025, IMC Chicago held 3,685 positions worth $225B, up 27% from $177B the previous quarter. Its ten largest holdings account for 42% of the portfolio.
IMC Chicago deployed $13.1B of net new capital in Q2 2025, opening 615 new positions and adding to 1,602 existing holdings. Its largest new stake was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
By sector, the portfolio is most concentrated in Technology at 0.32% of assets, up from 0.28% a quarter earlier, followed by Consumer Discretionary and Healthcare.
On the sell side, the largest reduction was Invesco QQQ Trust, an estimated $153M trimmed.
- IMC Chicago's largest Q2 2025 buy was iShares Bitcoin Trust: 4,132,010 shares worth $253M.
- IMC Chicago added most to Sprott Physical Gold in Q2 2025, an estimated $77.8M increase.
- IMC Chicago's biggest Q2 2025 reduction was Invesco QQQ Trust, cutting an estimated $153M.
- IMC Chicago fully exited Advanced Micro Devices in Q2 2025, selling an estimated $97.1M.
- IMC Chicago's ten largest holdings make up 42% of its $225B portfolio in Q2 2025.
- IMC Chicago opened 615 new positions and closed 423 in Q2 2025.
- IMC Chicago's portfolio value rose 27% quarter-over-quarter to $225B.
Based on IMC Chicago's 13F filing for Q2 2025, filed 22 Jul 2025.