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IMC Chicago

IMC Chicago Portfolio holdings

AUM $278B
1-Year Est. Return 44.93%
 

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.

This Fund
S&P 500
This Quarter Est. Return
-5.4%
1 Year Est. Return
+44.93%
3 Year Est. Return
+175.12%
5 Year Est. Return
+169.81%
10 Year Est. Return
–
AUM
$177B
AUM Growth
-$38B
Cap. Flow
-$21.1B
Cap. Flow %
-11.92%
Top 10 Hldgs %
45.93%
Holding
3,586
New
482
Increased
1,194
Reduced
1,388
Closed
516

Top Buys

Rank Stock Value
1
IWM icon
iShares Russell 2000 ETF
IWM
+$106M
2
AMD icon
Advanced Micro Devices
AMD
+$81.1M
3
AMZN icon
Amazon
AMZN
+$73M
4
TSM icon
TSMC
TSM
+$68.5M
5
SLV icon
iShares Silver Trust
SLV
+$64.5M

Top Sells

Rank Stock Value
1
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$214M
2
IVV icon
iShares Core S&P 500 ETF
IVV
+$209M
3
QQQM icon
Invesco NASDAQ 100 ETF
QQQM
+$209M
4
VOO icon
Vanguard S&P 500 ETF
VOO
+$150M
5
META icon
Meta Platforms (Facebook)
META
+$102M

Sector Composition

Rank Sector Weight
1 Technology 0.28%
2 Consumer Discretionary 0.23%
3 Healthcare 0.11%
4 Communication Services 0.09%
5 Financials 0.07%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
WOLF icon
3526
Wolfspeed
WOLF
$1.2B
– –
-571,141
Closed -$3.34M
WRBY icon
3527
Warby Parker
WRBY
$3.01B
– –
-21,289
Closed -$508K
WSC icon
3528
WillScot Mobile Mini Holdings
WSC
$4.8B
– –
-31,030
Closed -$1.06M
WW
3529
CALL
DELISTED
WW International
WW
– –
-389,800
Closed -$495K
X
3530
DELISTED
US Steel
X
– –
-40,788
Closed -$1.54M
XLE icon
3531
State Street Energy Select Sector SPDR ETF
XLE
$39.5B
– –
-57,694
Closed -$2.47M
XLF icon
3532
State Street Financial Select Sector SPDR ETF
XLF
$55.6B
– –
-80,388
Closed -$4.03M
XLK icon
3533
State Street Technology Select Sector SPDR ETF
XLK
$115B
– –
-65,478
Closed -$7.42M
XLY icon
3534
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
$21.4B
– –
-28,098
Closed -$3.05M
XME icon
3535
State Street SPDR S&P Metals & Mining ETF
XME
$4.05B
– –
-53,162
Closed -$3.02M
XOM icon
3536
ExxonMobil
XOM
$651B
– –
-242,889
Closed -$26.9M
XP icon
3537
XP
XP
$8.62B
– –
-22,779
Closed -$314K
XRAY icon
3538
Dentsply Sirona
XRAY
$2.59B
– –
-20,259
Closed -$359K
XRX icon
3539
Xerox
XRX
$337M
– –
-29,415
Closed -$221K
YANG icon
3540
Direxion Daily FTSE China Bear 3X ETF
YANG
$86.8M
– –
-13,182
Closed -$923K
YEXT icon
3541
CALL
Yext
YEXT
$501M
– –
-35,700
Closed -$227K
YINN icon
3542
Direxion Daily FTSE China Bull 3X ETF
YINN
$660M
– –
-567,115
Closed -$15.8M
YMM icon
3543
Full Truck Alliance
YMM
$9.56B
– –
-24,268
Closed -$292K
YOU icon
3544
Clear Secure
YOU
$5.26B
– –
-22,724
Closed -$565K
ZBH icon
3545
PUT
Zimmer Biomet
ZBH
$17.7B
– –
-26,000
Closed -$2.75M
DAY
3546
PUT
DELISTED
Dayforce
DAY
– –
-20,500
Closed -$1.49M
AHR icon
3547
CALL
American Healthcare REIT
AHR
$11.1B
– –
-19,300
Closed -$549K
PRKS icon
3548
United Parks & Resorts
PRKS
$2.11B
– –
-11,972
Closed -$673K
SOC icon
3549
Sable Offshore Corp
SOC
$903M
– –
-13,250
Closed -$339K
ASTH icon
3550
CALL
Astrana Health
ASTH
$2B
– –
-44,700
Closed -$1.41M
140 141
142
143 144

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IMC Chicago's Q1 2025 Portfolio in Review

As of Q1 2025, IMC Chicago held 3,586 positions worth $177B, down 18% from $215B the previous quarter. Its ten largest holdings account for 46% of the portfolio.

IMC Chicago withdrew a net $21.1B in Q1 2025, closing 516 positions and reducing 1,388 holdings. Its most notable exit was iShares Core S&P 500 ETF, an estimated $209M position sold in full.

By sector, the portfolio is most concentrated in Technology at 0.28% of assets, down from 0.32% a quarter earlier, followed by Consumer Discretionary and Healthcare.

Against the trend, IMC Chicago opened a new position in Amazon worth $64M.

  • IMC Chicago's largest Q1 2025 buy was Amazon: 336,493 shares worth $64M.
  • IMC Chicago added most to iShares Russell 2000 ETF in Q1 2025, an estimated $106M increase.
  • IMC Chicago's biggest Q1 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $214M.
  • IMC Chicago fully exited iShares Core S&P 500 ETF in Q1 2025, selling an estimated $209M.
  • IMC Chicago's ten largest holdings make up 46% of its $177B portfolio in Q1 2025.
  • IMC Chicago opened 482 new positions and closed 516 in Q1 2025.
  • IMC Chicago's portfolio value fell 18% quarter-over-quarter to $177B.

Based on IMC Chicago's 13F filing for Q1 2025, filed 14 Apr 2025.