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 | |
|---|---|---|---|---|---|---|---|
376
PUT
AbbVie
ABBV
$497B
| $50.7M | 0.02% |
273,100
-119,400
| -30% | -$22.2M |
2018 Q4
26 quarters
|
|
377
CALL
Blackstone
BX
$86.2B
| $50.6M | 0.02% |
338,400
-22,100
| -6% | -$3.04M |
2021 Q3
15 quarters
|
|
378
PUT
Accenture
ACN
$131B
| $50.5M | 0.02% |
169,100
-16,300
| -9% | -$4.96M |
2018 Q4
26 quarters
|
|
379
CALL
Shell
SHEL
$289B
| $50.5M | 0.02% |
717,400
+237,800
| +50% | +$15.9M |
2022 Q4
10 quarters
|
|
380
CALL
EOG Resources
EOG
$78.9B
| $50.4M | 0.02% |
421,600
+61,700
| +17% | +$7.05M |
2022 Q3
11 quarters
|
|
381
CALL
Vanguard Information Technology ETF
VGT
$156B
| $50.2M | 0.02% |
605,600
-163,200
| -21% | -$11.9M |
2024 Q1
5 quarters
|
|
382
PUT
Lowe's Companies
LOW
$104B
| $49.9M | 0.02% |
224,900
-29,600
| -12% | -$6.61M |
2018 Q4
26 quarters
|
|
383
CALL
Danaher
DHR
$156B
| $49.8M | 0.02% |
252,000
-60,700
| -19% | -$11.8M |
2022 Q4
10 quarters
|
|
384
PUT
JD.com
JD
$36.1B
| $49.7M | 0.02% |
1,521,200
-10,800
| -0.7% | -$369K |
2018 Q4
26 quarters
|
|
385
PUT
Newmont
NEM
$123B
| $49.6M | 0.02% |
851,800
+91,200
| +12% | +$4.87M |
2018 Q4
26 quarters
|
|
386
Micron Technology
MU
$1.12T
| $49.5M | 0.02% |
401,910
-121,429
| -23% | -$11.3M |
2023 Q4
6 quarters
|
|
387
CALL
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
$22B
| $49.5M | 0.02% |
455,800
+21,800
| +5% | +$2.23M |
2018 Q4
26 quarters
|
|
|
388
PUT
Blackstone
BX
$86.2B
| $49.4M | 0.02% |
330,200
+20,500
| +7% | +$2.82M |
2020 Q1
21 quarters
|
|
389
CALL
State Street SPDR Portfolio Short Term Treasury ETF
SPTS
$7.13B
| $48.9M | 0.02% |
391,500
-19,700
| -5% | -$575K |
2021 Q4
14 quarters
|
|
390
CALL
Celestica
CLS
$43.8B
| $48.9M | 0.02% |
313,100
+44,500
| +17% | +$4.73M |
2024 Q1
5 quarters
|
|
391
PUT
Cadence Design Systems
CDNS
$96B
| $48.6M | 0.02% |
157,600
+65,700
| +71% | +$19.1M |
2024 Q1
5 quarters
|
|
392
iShares Silver Trust
SLV
$29.3B
| $48.4M | 0.02% |
1,476,261
-745,158
| -34% | -$22.8M |
2025 Q1
1 quarter
|
|
393
PUT
Upstart Holdings
UPST
$2.31B
| $48.4M | 0.02% |
748,800
-49,500
| -6% | -$2.43M |
2021 Q2
16 quarters
|
|
394
CALL
Honeywell
HON
$66.4B
| $48.3M | 0.02% |
219,945
-2,228
| -1% | -$451K |
2021 Q3
15 quarters
|
|
395
PUT
Merck
MRK
$359B
| $48.1M | 0.02% |
607,600
+6,500
| +1% | +$517K |
2022 Q1
13 quarters
|
|
396
CALL
Etsy
ETSY
$7.06B
| $48M | 0.02% |
957,500
+320,100
| +50% | +$15.9M |
2020 Q2
20 quarters
|
|
397
PUT
AT&T
T
$154B
| $47.8M | 0.02% |
1,653,400
-41,500
| -2% | -$1.14M |
2018 Q4
26 quarters
|
|
|
398
CALL
JD.com
JD
$36.1B
| $47.7M | 0.02% |
1,460,300
-154,700
| -10% | -$5.28M |
2018 Q4
26 quarters
|
|
399
CALL
Elevance Health
ELV
$91.5B
| $47.1M | 0.02% |
121,000
+39,300
| +48% | +$15.8M |
2022 Q4
10 quarters
|
|
|
TYNS
400
CALL
DELISTED
Direxion Daily 7-10 Year Treasury Bear 1X Shares
TYNS
| $46.9M | 0.02% |
284,200
-14,400
| -5% | -$2.38M |
2021 Q4
14 quarters
|
|
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.