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 |
Sprott Physical Silver Trust
PSLV
|
+$344M |
| 2 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$297M |
| 3 |
Tesla
TSLA
|
+$235M |
| 4 |
Sprott Physical Gold and Silver Trust
CEF
|
+$177M |
| 5 |
Meta Platforms (Facebook)
META
|
+$120M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco QQQ Trust
QQQ
|
+$426M |
| 2 |
iShares Russell 2000 ETF
IWM
|
+$390M |
| 3 |
NVIDIA
NVDA
|
+$72.8M |
| 4 |
Broadcom
AVGO
|
+$66.7M |
| 5 |
AST SpaceMobile
ASTS
|
+$62.2M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 0.58% |
| 2 | Consumer Discretionary | 0.39% |
| 3 | Financials | 0.16% |
| 4 | Communication Services | 0.13% |
| 5 | Industrials | 0.12% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
5201
CALL
Telos
TLS
$342M
| $144K | ﹤0.01% |
+34,400
| New | +$163K |
|
|
ZENA
5202
PUT
ZenaTech Inc
ZENA
$125M
| $144K | ﹤0.01% |
+62,800
| New | +$190K |
|
5203
Weibo
WB
$1.93B
| $143K | ﹤0.01% |
+16,334
| New | +$164K |
|
5204
Navient
NAVI
$817M
| $143K | ﹤0.01% |
+17,428
| New | +$173K |
|
5205
CALL
Yext
YEXT
$510M
| $142K | ﹤0.01% |
+37,100
| New | +$223K |
|
|
PTRN
5206
Pattern Group Inc
PTRN
$3.98B
| $142K | ﹤0.01% |
+11,447
| New | +$141K |
|
|
TBCH
5207
CALL
Turtle Beach Corp
TBCH
$240M
| $142K | ﹤0.01% |
+14,000
| New | +$174K |
|
5208
PUT
Ring Energy
REI
$327M
| $141K | ﹤0.01% |
+92,200
| New | +$117K |
|
5209
CALL
Atlas Lithium Corp
ATLX
$84M
| $141K | ﹤0.01% |
32,400
-31,300
| -49% | -$157K |
|
5210
PUT
Adtran
ADTN
$803M
| $141K | ﹤0.01% |
+11,200
| New | +$114K |
|
|
ABK
5211
PUT
DELISTED
Ambac Financial Group
ABK
| $141K | ﹤0.01% |
30,300
-4,900
| -14% | -$22.8K |
|
5212
PUT
Dream Finders Homes
DFH
$1.45B
| $141K | ﹤0.01% |
+10,100
| New | +$179K |
|
5213
PUT
Hyliion Holdings
HYLN
$687M
| $140K | ﹤0.01% |
79,700
-46,300
| -37% | -$93.1K |
|
|
DHC
5214
PUT
Diversified Healthcare Trust
DHC
$2.26B
| $139K | ﹤0.01% |
21,000
-22,900
| -52% | -$145K |
|
5215
Bumble
BMBL
$376M
| $139K | ﹤0.01% |
42,748
-28,632
| -40% | -$95.2K |
|
5216
Inseego
INSG
$111M
| $139K | ﹤0.01% |
+12,531
| New | +$141K |
|
|
RPT
5217
PUT
Rithm Property Trust
RPT
$93M
| $139K | ﹤0.01% |
10,400
-4,100
| -28% | -$61.7K |
|
5218
CALL
inTEST
INTT
$180M
| $139K | ﹤0.01% |
+10,200
| New | +$112K |
|
5219
Banco Bradesco
BBD
$38.6B
| $139K | ﹤0.01% |
+38,082
| New | +$144K |
|
5220
PUT
Cellebrite
CLBT
$3.57B
| $138K | ﹤0.01% |
10,000
-2,400
| -19% | -$36.2K |
|
|
PAL
5221
CALL
Proficient Auto Logistics
PAL
$192M
| $138K | ﹤0.01% |
+20,300
| New | +$167K |
|
5222
PUT
Paysafe
PSFE
$413M
| $138K | ﹤0.01% |
+20,200
| New | +$143K |
|
|
SAFE
5223
Safehold
SAFE
$1.19B
| $138K | ﹤0.01% |
10,163
-15,502
| -60% | -$230K |
|
5224
PUT
Genworth Financial
GNW
$3.85B
| $137K | ﹤0.01% |
16,900
-10,700
| -39% | -$90.8K |
|
|
MOMO
5225
Hello Group
MOMO
$870M
| $137K | ﹤0.01% |
+23,730
| New | +$154K |
|
Similar funds
IMC Chicago's Q1 2026 Portfolio in Review
As of Q1 2026, IMC Chicago held 6,062 positions worth $278B, up 1.1% from $275B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
IMC Chicago deployed $22.2B of net new capital in Q1 2026, opening 2,049 new positions and adding to 1,848 existing holdings. Its largest new stake was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M.
By sector, the portfolio is most concentrated in Technology at 0.58% of assets, up from 0.56% a quarter earlier, followed by Consumer Discretionary and Financials.
On the sell side, the largest reduction was Broadcom, an estimated $66.7M trimmed.
- IMC Chicago's largest Q1 2026 buy was State Street SPDR S&P 500 ETF Trust: 436,397 shares worth $284M.
- IMC Chicago added most to Sprott Physical Silver Trust in Q1 2026, an estimated $344M increase.
- IMC Chicago's biggest Q1 2026 reduction was Broadcom, cutting an estimated $66.7M.
- IMC Chicago fully exited Invesco QQQ Trust in Q1 2026, selling an estimated $426M.
- IMC Chicago's ten largest holdings make up 38% of its $278B portfolio in Q1 2026.
- IMC Chicago opened 2,049 new positions and closed 389 in Q1 2026.
- IMC Chicago's portfolio value rose 1.1% quarter-over-quarter to $278B.
Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.