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 | |
|---|---|---|---|---|---|---|
|
CHGX
1876
CALL
DELISTED
AXS Change Finance ESG ETF
CHGX
| $2.38M | ﹤0.01% |
130,600
+29,100
| +29% | +$1.04M |
|
1877
GraniteShares 2x Short NVDA Daily ETF
NVD
$48.6M
| $2.38M | ﹤0.01% |
+188,657
| New | +$4.28M |
|
1878
CALL
Klaviyo
KVYO
$5.3B
| $2.38M | ﹤0.01% |
71,000
-3,500
| -5% | -$111K |
|
1879
CALL
Plains GP Holdings
PAGP
$5.08B
| $2.38M | ﹤0.01% |
122,700
+51,700
| +73% | +$963K |
|
1880
PUT
Solventum
SOLV
$15B
| $2.38M | ﹤0.01% |
31,400
+13,900
| +79% | +$984K |
|
1881
CALL
Cheesecake Factory
CAKE
$5.56B
| $2.38M | ﹤0.01% |
38,000
-17,800
| -32% | -$947K |
|
1882
PUT
Genuine Parts
GPC
$18.6B
| $2.38M | ﹤0.01% |
19,600
+8,000
| +69% | +$963K |
|
1883
PUT
YieldMax MSTR Option Income Strategy ETF
MSTY
$725M
| $2.37M | ﹤0.01% |
21,340
+13,280
| +165% | +$1.46M |
|
1884
PUT
Yum China
YUMC
$16.2B
| $2.37M | ﹤0.01% |
52,900
+10,200
| +24% | +$456K |
|
1885
PUT
NextNav
NN
$3.21B
| $2.36M | ﹤0.01% |
155,500
+62,800
| +68% | +$806K |
|
1886
Intuitive Machines
LUNR
$3.05B
| $2.36M | ﹤0.01% |
217,365
-88,339
| -29% | -$865K |
|
1887
CALL
Semtech
SMTC
$12.8B
| $2.36M | ﹤0.01% |
52,300
-24,500
| -32% | -$872K |
|
1888
PUT
Hecla Mining
HL
$12.4B
| $2.36M | ﹤0.01% |
394,100
+96,200
| +32% | +$531K |
|
1889
PUT
McCormick & Company Non-Voting
MKC
$14.7B
| $2.36M | ﹤0.01% |
31,100
-1,700
| -5% | -$127K |
|
1890
CALL
Axcelis
ACLS
$4.27B
| $2.36M | ﹤0.01% |
33,800
+7,500
| +29% | +$428K |
|
1891
PUT
Hormel Foods
HRL
$13.5B
| $2.35M | ﹤0.01% |
77,600
+1,700
| +2% | +$51.3K |
|
1892
PUT
Lumen
LUMN
$6.66B
| $2.35M | ﹤0.01% |
535,700
-106,300
| -17% | -$412K |
|
|
SA
1893
Seabridge Gold
SA
$3.61B
| $2.34M | ﹤0.01% |
161,407
-28,902
| -15% | -$367K |
|
1894
CALL
TripAdvisor
TRIP
$1.28B
| $2.34M | ﹤0.01% |
179,500
-3,000
| -2% | -$40.1K |
|
|
MPT
1895
PUT
Medical Properties Trust
MPT
$2.51B
| $2.34M | ﹤0.01% |
542,800
-421,000
| -44% | -$2.08M |
|
1896
CALL
Vanguard Total World Stock ETF
VT
$81.7B
| $2.34M | ﹤0.01% |
18,200
+5,400
| +42% | +$646K |
|
1897
CALL
Melco Resorts & Entertainment
MLCO
$2.19B
| $2.34M | ﹤0.01% |
323,200
-124,700
| -28% | -$725K |
|
1898
PUT
Bank of Montreal
BMO
$129B
| $2.33M | ﹤0.01% |
21,100
-7,000
| -25% | -$705K |
|
|
1899
PUT
Semtech
SMTC
$12.8B
| $2.33M | ﹤0.01% |
51,700
+5,300
| +11% | +$189K |
|
1900
CALL
Unum
UNM
$14.9B
| $2.33M | ﹤0.01% |
28,800
+7,800
| +37% | +$616K |
|
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.