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 |
State Street SPDR Portfolio S&P 500 ETF
SPYM
|
+$57.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 98.86% |
| 2 | Technology | 0.32% |
| 3 | Consumer Discretionary | 0.25% |
| 4 | Healthcare | 0.13% |
| 5 | Communication Services | 0.1% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
3226
PUT
Rayonier Advanced Materials
RYAM
$473M
| $224K | ﹤0.01% |
58,300
+6,900
| +13% | +$29K |
2025 Q1
1 quarter
|
|
3227
PUT
PubMatic
PUBM
$758M
| $224K | ﹤0.01% |
+18,000
| New | +$190K |
2025 Q2
0 quarters
|
|
3228
Kopin
KOPN
$594M
| $223K | ﹤0.01% |
+145,585
| New | +$190K |
2025 Q2
0 quarters
|
|
3229
PUT
Capital Southwest
CSWC
$1.47B
| $223K | ﹤0.01% |
10,100
-1,900
| -16% | -$39.1K |
2024 Q4
2 quarters
|
|
|
MAG
3230
DELISTED
MAG Silver
MAG
| $219K | ﹤0.01% |
+10,385
| New | +$185K |
2025 Q2
0 quarters
|
|
|
HTGCR
3231
PUT
DELISTED
HERCULES TECHNOLOGY GROWTH CAP INC TRANS RGTS TO PUR COM STK
HTGCR
| $219K | ﹤0.01% |
+12,000
| New | +$219K |
2025 Q2
0 quarters
|
|
3232
CALL
Liberty Global Class A
LBTYA
$2.66B
| $219K | ﹤0.01% |
21,900
-4,900
| -18% | -$49.2K |
2023 Q4
6 quarters
|
|
3233
PUT
DELISTED
Leggett & Platt
LEG
| $218K | ﹤0.01% |
24,400
-8,000
| -25% | -$68.9K |
2024 Q1
5 quarters
|
|
3234
CALL
TORM
TRMD
$3.92B
| $217K | ﹤0.01% |
+13,000
| New | +$217K |
2025 Q2
0 quarters
|
|
3235
PUT
Invesco Equal Weight 0-30 Year Treasury ETF
GOVI
$1.21B
| $216K | ﹤0.01% |
+11,700
| New | +$318K |
2025 Q2
0 quarters
|
|
3236
CALL
ThredUp
TDUP
$289M
| $216K | ﹤0.01% |
+28,800
| New | +$169K |
2025 Q2
0 quarters
|
|
3237
Ezcorp Inc
EZPW
$2.03B
| $215K | ﹤0.01% |
+15,462
| New | +$223K |
2025 Q2
0 quarters
|
|
3238
CALL
AdaptHealth
AHCO
$803M
| $214K | ﹤0.01% |
+22,700
| New | +$200K |
2025 Q2
0 quarters
|
|
3239
Direxion Daily S&P Oil & Gas Exp. & Prod. Bear 2X ETF
DRIP
$110M
| $214K | ﹤0.01% |
+2,188
| New | +$248K |
2025 Q2
0 quarters
|
|
3240
CALL
O-I Glass
OI
$896M
| $212K | ﹤0.01% |
14,400
-4,500
| -24% | -$57.5K |
2025 Q1
1 quarter
|
|
3241
CALL
DXC Technology
DXC
$2.18B
| $211K | ﹤0.01% |
13,800
-14,600
| -51% | -$225K |
2024 Q2
4 quarters
|
|
3242
CALL
Stitch Fix
SFIX
$337M
| $210K | ﹤0.01% |
+56,800
| New | +$213K |
2025 Q2
0 quarters
|
|
3243
SFL Corp
SFL
$1.71B
| $210K | ﹤0.01% |
25,211
-410
| -2% | -$3.4K |
2025 Q1
1 quarter
|
|
3244
CALL
Petco
WOOF
$667M
| $210K | ﹤0.01% |
74,200
-18,800
| -20% | -$58.4K |
2024 Q3
3 quarters
|
|
|
3245
PUT
SFL Corp
SFL
$1.71B
| $210K | ﹤0.01% |
25,200
-3,600
| -13% | -$29.9K |
2024 Q4
2 quarters
|
|
3246
CALL
Children's Place
PLCE
$23.8M
| $209K | ﹤0.01% |
47,200
+20,400
| +76% | +$115K |
2023 Q1
9 quarters
|
|
3247
AGNC Investment
AGNC
$10.3B
| $208K | ﹤0.01% |
22,640
-162,565
| -88% | -$1.45M |
2025 Q1
1 quarter
|
|
3248
PUT
Banco Bradesco
BBD
$44.3B
| $208K | ﹤0.01% |
+67,300
| New | +$177K |
2025 Q2
0 quarters
|
|
3249
PUT
Telus
TU
$13.3B
| $207K | ﹤0.01% |
+12,900
| New | +$200K |
2025 Q2
0 quarters
|
|
3250
Calumet Specialty Products
CLMT
$5.08B
| $207K | ﹤0.01% |
13,147
-29,991
| -70% | -$381K |
2025 Q1
1 quarter
|
|
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's Q2 2025 filing shows 615 new, 1,602 increased, 1,040 reduced and 423 closed positions. Its largest new stake was iShares Bitcoin Trust: 4,132,010 shares worth $253M. The largest sale was Invesco QQQ Trust, an estimated $153M.
By sector, the portfolio is most concentrated in Miscellaneous at 99% of assets, down from 99% a quarter earlier, followed by Technology and Consumer Discretionary.
- 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.