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 Russell 2000 ETF
IWM
|
+$106M |
| 2 |
Advanced Micro Devices
AMD
|
+$81.1M |
| 3 |
Amazon
AMZN
|
+$73M |
| 4 |
TSMC
TSM
|
+$68.5M |
| 5 |
iShares Silver Trust
SLV
|
+$64.5M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$214M |
| 2 |
iShares Core S&P 500 ETF
IVV
|
+$209M |
| 3 |
Invesco NASDAQ 100 ETF
QQQM
|
+$209M |
| 4 |
Vanguard S&P 500 ETF
VOO
|
+$150M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
1351
PUT
KB Home
KBH
$3.5B
| $4.01M | ﹤0.01% |
69,000
+13,100
| +23% | +$834K |
|
1352
PUT
Qorvo
QRVO
$7.9B
| $4M | ﹤0.01% |
55,200
-3,500
| -6% | -$267K |
|
1353
CALL
Box
BOX
$4.49B
| $3.99M | ﹤0.01% |
129,200
-24,600
| -16% | -$797K |
|
1354
CALL
ZIM Integrated Shipping Services
ZIM
$2.96B
| $3.98M | ﹤0.01% |
+272,900
| New | +$5.12M |
|
1355
CALL
T. Rowe Price
TROW
$25.5B
| $3.98M | ﹤0.01% |
43,300
+4,900
| +13% | +$518K |
|
1356
PUT
Boot Barn
BOOT
$4.58B
| $3.97M | ﹤0.01% |
37,000
+14,500
| +64% | +$1.94M |
|
|
PPL
1357
CALL
PPL Corp
PPL
$26.9B
| $3.96M | ﹤0.01% |
109,800
+16,000
| +17% | +$543K |
|
1358
Freeport-McMoran
FCX
$86.2B
| $3.95M | ﹤0.01% |
104,300
+4,506
| +5% | +$172K |
|
1359
PUT
STMicroelectronics
STM
$43.1B
| $3.93M | ﹤0.01% |
179,000
-14,400
| -7% | -$354K |
|
1360
CALL
Globe Life
GL
$14B
| $3.93M | ﹤0.01% |
29,800
+5,200
| +21% | +$636K |
|
1361
PUT
Aflac
AFL
$65.5B
| $3.93M | ﹤0.01% |
35,300
-6,700
| -16% | -$711K |
|
1362
CALL
Vanguard Mega Cap Growth ETF
MGK
$31.3B
| $3.92M | ﹤0.01% |
63,500
+4,500
| +8% | +$304K |
|
1363
CALL
Planet Fitness
PLNT
$4.45B
| $3.92M | ﹤0.01% |
40,600
+6,800
| +20% | +$684K |
|
1364
CALL
International Flavors & Fragrances
IFF
$20.3B
| $3.91M | ﹤0.01% |
50,400
-13,900
| -22% | -$1.15M |
|
1365
PUT
Ovintiv
OVV
$17B
| $3.9M | ﹤0.01% |
91,100
-19,700
| -18% | -$841K |
|
1366
CALL
NuScale Power
SMR
$2.63B
| $3.9M | ﹤0.01% |
275,200
-20,500
| -7% | -$414K |
|
1367
Rocket Lab Corp
RKLB
$36.6B
| $3.88M | ﹤0.01% |
+216,900
| New | +$5.2M |
|
1368
CALL
Amplify Online Retail ETF
IBUY
$112M
| $3.87M | ﹤0.01% |
281,100
+9,300
| +3% | +$614K |
|
1369
CALL
Synchrony
SYF
$24.4B
| $3.87M | ﹤0.01% |
73,100
+200
| +0.3% | +$12.4K |
|
1370
Welltower
WELL
$173B
| $3.87M | ﹤0.01% |
+25,237
| New | +$3.6M |
|
1371
Wynn Resorts
WYNN
$10.3B
| $3.87M | ﹤0.01% |
+46,306
| New | +$3.95M |
|
1372
PUT
Jabil
JBL
$30.1B
| $3.86M | ﹤0.01% |
28,400
-39,000
| -58% | -$6M |
|
1373
Roku
ROKU
$21.6B
| $3.86M | ﹤0.01% |
54,782
-52,069
| -49% | -$4.17M |
|
1374
PUT
AeroVironment
AVAV
$7.19B
| $3.85M | ﹤0.01% |
32,300
-6,500
| -17% | -$998K |
|
1375
PUT
Tyson Foods
TSN
$21.5B
| $3.85M | ﹤0.01% |
60,300
-27,600
| -31% | -$1.62M |
|
Similar funds
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.