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 | |
|---|---|---|---|---|---|---|
2951
PUT
Community Health Systems
CYH
$409M
| $424K | ﹤0.01% |
+124,800
| New | +$401K |
|
2952
PUT
Bausch Health
BHC
$2.31B
| $424K | ﹤0.01% |
63,700
+13,700
| +27% | +$70.4K |
|
|
TEN
2953
PUT
Tsakos Energy Navigation Ltd
TEN
$1.17B
| $424K | ﹤0.01% |
+22,100
| New | +$388K |
|
2954
CALL
La-Z-Boy
LZB
$1.66B
| $424K | ﹤0.01% |
+11,400
| New | +$456K |
|
|
XIFR
2955
XPLR Infrastructure LP
XIFR
$1.08B
| $421K | ﹤0.01% |
+51,350
| New | +$446K |
|
2956
IAMGOLD
IAG
$10.3B
| $418K | ﹤0.01% |
56,918
-17,735
| -24% | -$124K |
|
2957
CALL
Simplify US Equity PLUS Convexity ETF
SPYC
$120M
| $417K | ﹤0.01% |
+22,700
| New | +$858K |
|
|
NNDM
2958
PUT
Nano Dimension
NNDM
$352M
| $417K | ﹤0.01% |
257,600
+5,800
| +2% | +$8.87K |
|
2959
PUT
EVgo
EVGO
$497M
| $416K | ﹤0.01% |
114,000
-48,700
| -30% | -$167K |
|
2960
PUT
Compass Minerals
CMP
$1.1B
| $416K | ﹤0.01% |
+20,700
| New | +$335K |
|
2961
PUT
Lightbridge
LTBR
$333M
| $416K | ﹤0.01% |
31,100
-3,500
| -10% | -$38.6K |
|
2962
CALL
NETGEAR
NTGR
$651M
| $416K | ﹤0.01% |
14,300
+2,700
| +23% | +$72.5K |
|
2963
PUT
CNX Resources
CNX
$5.28B
| $414K | ﹤0.01% |
12,300
-21,600
| -64% | -$681K |
|
|
PR
2964
PUT
Permian Resources
PR
$17.9B
| $414K | ﹤0.01% |
30,400
-21,300
| -41% | -$274K |
|
2965
PUT
Huazhu Hotels Group
HTHT
$12.7B
| $414K | ﹤0.01% |
12,200
-5,000
| -29% | -$175K |
|
2966
PUT
Planet Labs
PL
$8.7B
| $414K | ﹤0.01% |
+67,800
| New | +$277K |
|
2967
PUT
Hawaiian Electric Industries
HE
$2.07B
| $414K | ﹤0.01% |
+38,900
| New | +$406K |
|
2968
PUT
Sportradar
SRAD
$3.87B
| $413K | ﹤0.01% |
14,700
-6,400
| -30% | -$152K |
|
|
2969
CALL
Compass Minerals
CMP
$1.1B
| $412K | ﹤0.01% |
+20,500
| New | +$331K |
|
2970
CALL
Alphatec Holdings
ATEC
$1.45B
| $411K | ﹤0.01% |
37,000
-13,800
| -27% | -$159K |
|
2971
PUT
Fortuna Silver Mines
FSM
$3.22B
| $410K | ﹤0.01% |
62,700
-43,000
| -41% | -$266K |
|
2972
PUT
Bloomin' Brands
BLMN
$973M
| $407K | ﹤0.01% |
47,300
+18,700
| +65% | +$150K |
|
2973
PUT
LKQ Corp
LKQ
$6.23B
| $407K | ﹤0.01% |
+11,000
| New | +$439K |
|
2974
PUT
Navios Maritime Partners
NMM
$2.24B
| $407K | ﹤0.01% |
+10,800
| New | +$399K |
|
|
GTM
2975
ZoomInfo Technologies
GTM
$1.11B
| $406K | ﹤0.01% |
40,122
-13,396
| -25% | -$124K |
|
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.