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 |
Invesco QQQ Trust
QQQ
|
+$203M |
| 2 |
JD.com
JD
|
+$105M |
| 3 |
Boeing
BA
|
+$105M |
| 4 |
Applovin
APP
|
+$93.6M |
| 5 |
Netflix
NFLX
|
+$81.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$167M |
| 2 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$146M |
| 3 |
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
|
+$135M |
| 4 |
Pinduoduo
PDD
|
+$128M |
| 5 |
Palantir
PLTR
|
+$108M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Consumer Discretionary | 0.39% |
| 2 | Technology | 0.33% |
| 3 | Communication Services | 0.22% |
| 4 | Industrials | 0.16% |
| 5 | Financials | 0.14% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
426
CALL
Rigetti Computing
RGTI
$6.03B
| $56M | 0.02% |
1,879,200
-18,500
| -1% | -$324K |
|
427
Target
TGT
$69.2B
| $55.8M | 0.02% |
622,204
+538,169
| +640% | +$53M |
|
428
CALL
Freeport-McMoran
FCX
$96.6B
| $55.7M | 0.02% |
1,419,700
+514,500
| +57% | +$22.3M |
|
429
PUT
Fair Isaac
FICO
$22.2B
| $55.7M | 0.02% |
37,200
-2,400
| -6% | -$3.61M |
|
430
Fidelity Wise Origin Bitcoin Fund
FBTC
$11.7B
| $55.4M | 0.02% |
554,970
+283,250
| +104% | +$28.3M |
|
431
Constellation Brands
STZ
$22.8B
| $55.3M | 0.02% |
410,797
+351,873
| +597% | +$56M |
|
432
CALL
Estee Lauder
EL
$31.8B
| $55.3M | 0.02% |
627,600
+66,900
| +12% | +$5.96M |
|
433
CALL
AeroVironment
AVAV
$9.82B
| $55.3M | 0.02% |
175,500
+53,800
| +44% | +$13.9M |
|
434
PUT
Allegro MicroSystems
ALGM
$7.95B
| $55.2M | 0.02% |
1,890,900
+1,433,500
| +313% | +$46.4M |
|
435
PayPal
PYPL
$50.4B
| $54.7M | 0.02% |
+815,443
| New | +$57.5M |
|
436
CALL
e.l.f. Beauty
ELF
$5.61B
| $54.6M | 0.02% |
412,300
+43,100
| +12% | +$5.32M |
|
437
Bloom Energy
BE
$62.6B
| $54.2M | 0.02% |
640,868
+582,101
| +991% | +$27M |
|
438
CALL
Opendoor
OPEN
$3.46B
| $53.9M | 0.02% |
6,991,223
+6,260,450
| +857% | +$25.4M |
|
|
ECHO
439
CALL
EchoStar
ECHO
$25.7B
| $53.9M | 0.02% |
706,100
+218,100
| +45% | +$9.88M |
|
440
CALL
Credo Technology Group
CRDO
$45.5B
| $53.8M | 0.02% |
369,800
+169,700
| +85% | +$20.8M |
|
|
TYNS
441
CALL
DELISTED
Direxion Daily 7-10 Year Treasury Bear 1X Shares
TYNS
| $53.8M | 0.02% |
311,700
+27,500
| +10% | +$4.75M |
|
442
CALL
NextEra Energy
NEE
$178B
| $53.6M | 0.02% |
709,500
+112,400
| +19% | +$8.21M |
|
443
PUT
Upstart Holdings
UPST
$2.85B
| $53.5M | 0.02% |
1,053,600
+304,800
| +41% | +$21.4M |
|
444
CALL
Moderna
MRNA
$24.1B
| $53.5M | 0.02% |
2,071,900
+130,400
| +7% | +$3.64M |
|
445
PUT
Lennar Class A
LEN
$21.1B
| $53.1M | 0.02% |
420,900
-500
| -0.1% | -$62.1K |
|
446
PUT
NIO
NIO
$11.6B
| $52.5M | 0.02% |
6,892,600
+2,797,400
| +68% | +$15.1M |
|
447
PUT
State Street Health Care Select Sector SPDR ETF
XLV
$43.9B
| $52.4M | 0.02% |
376,200
-73,400
| -16% | -$9.93M |
|
448
CALL
Kenvue
KVUE
$36.5B
| $52.3M | 0.02% |
3,221,100
+2,669,700
| +484% | +$54.5M |
|
449
PUT
Lamb Weston
LW
$7.24B
| $52.1M | 0.02% |
896,600
+526,600
| +142% | +$28.8M |
|
450
PUT
Bath & Body Works
BBWI
$3.84B
| $51.9M | 0.02% |
2,013,200
+1,744,400
| +649% | +$51.7M |
|
Similar funds
IMC Chicago's Q3 2025 Portfolio in Review
As of Q3 2025, IMC Chicago held 4,045 positions worth $275B, up 22% from $225B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $23.7B of net new capital in Q3 2025, opening 783 new positions and adding to 1,843 existing holdings. Its largest new stake was Netflix: 666,120 shares worth $79.9M.
By sector, the portfolio is most concentrated in Consumer Discretionary at 0.39% of assets, up from 0.25% a quarter earlier, followed by Technology and Communication Services.
On the sell side, the largest reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, an estimated $135M trimmed.
- IMC Chicago's largest Q3 2025 buy was Netflix: 666,120 shares worth $79.9M.
- IMC Chicago added most to Invesco QQQ Trust in Q3 2025, an estimated $203M increase.
- IMC Chicago's biggest Q3 2025 reduction was State Street SPDR Dow Jones Industrial Average ETF Trust, cutting an estimated $135M.
- IMC Chicago fully exited Apple in Q3 2025, selling an estimated $167M.
- IMC Chicago's ten largest holdings make up 38% of its $275B portfolio in Q3 2025.
- IMC Chicago opened 783 new positions and closed 492 in Q3 2025.
- IMC Chicago's portfolio value rose 22% quarter-over-quarter to $275B.
Based on IMC Chicago's 13F filing for Q3 2025, filed 4 Nov 2025.