Institutional Manager · CIK 0001452861
IMC-Chicago, LLC
CHICAGO, IL · File #028-13342
Latest AUM
$275.42B
Positions
4,278
Top-10 Concentration
57.8%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | SPDR S&P 500 ETF TR | SPY | -7,889,400 | -$5.38B | +$667.1M |
| REDUCE | NVIDIA CORPORATION | NVDA | -14,204,800 | -$2.65B | -$5.1M |
| ADD | NETFLIX INC | NFLX | +21,045,800 | +$1.97B | -$3.30B |
| ADD | SPDR S&P 500 ETF TR | SPY | +2,411,500 | +$1.64B | +$331.9M |
| ADD | NETFLIX INC | NFLX | +16,600,000 | +$1.56B | -$2.18B |
| ADD | META PLATFORMS INC | META | +1,479,400 | +$976.5M | -$453.2M |
| ADD | ISHARES TR | 464287955 | +3,802,700 | +$936.1M | +$65.8M |
| REDUCE | NVIDIA CORPORATION | NVDA | -4,547,200 | -$848.1M | -$4.4M |
| REDUCE | MICROSOFT CORP | MSFT | -1,735,700 | -$839.4M | -$271.8M |
| NEW | ISHARES BITCOIN TRUST ETF | IBIT | +15,166,700 | +$753.0M | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 20254,278 pos · $275.42B
- 13F HOLDINGS REPORTQ/E Sep 20253,755 pos · $275.04B
- 13F HOLDINGS REPORTQ/E Jun 20253,502 pos · $225.16B
- 13F HOLDINGS REPORTQ/E Mar 20253,270 pos · $176.65B
- 13F HOLDINGS REPORTQ/E Dec 20243,302 pos · $214.66B
- 13F HOLDINGS REPORTQ/E Sep 20242,933 pos · $183.84B
- 13F HOLDINGS REPORTQ/E Jun 20242,762 pos · $164.04B
- 13F HOLDINGS REPORTQ/E Mar 20242,498 pos · $162.79B
- 13F HOLDINGS REPORTQ/E Dec 20231,690 pos · $112.89B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | SPDR S&P 500 ETF TR | SPY | 34,493,300 | $23.52B | 13.74% |
| 2 | SPDR S&P 500 ETF TR | SPY | 23,498,700 | $16.02B | 9.36% |
| 3 | TESLA INC | TSLA | 22,104,400 | $9.94B | 5.81% |
| 4 | NVIDIA CORPORATION | NVDA | 50,983,100 | $9.51B | 5.55% |
| 5 | NVIDIA CORPORATION | NVDA | 49,252,400 | $9.19B | 5.36% |
| 6 | TESLA INC | TSLA | 18,521,000 | $8.33B | 4.86% |
| 7 | INVESCO QQQ TR | IVZ | 12,263,400 | $7.53B | 4.40% |
| 8 | INVESCO QQQ TR | IVZ | 8,453,400 | $5.19B | 3.03% |
| 9 | META PLATFORMS INC | META | 7,580,200 | $5.00B | 2.92% |
| 10 | ISHARES TR | 464287955 | 19,473,500 | $4.79B | 2.80% |
| 11 | APPLE INC | AAPL | 17,141,000 | $4.66B | 2.72% |
| 12 | META PLATFORMS INC | META | 5,000,200 | $3.30B | 1.93% |
| 13 | ALPHABET INC | GOOG | 10,282,800 | $3.22B | 1.88% |
| 14 | APPLE INC | AAPL | 11,703,400 | $3.18B | 1.86% |
| 15 | MICROSOFT CORP | MSFT | 6,180,200 | $2.99B | 1.75% |
| 16 | BROADCOM INC | AVGO | 8,211,500 | $2.84B | 1.66% |
| 17 | ALPHABET INC | GOOG | 8,089,500 | $2.53B | 1.48% |
| 18 | AMAZON COM INC | AMZN | 9,898,400 | $2.28B | 1.33% |
| 19 | NETFLIX INC | NFLX | 24,028,400 | $2.25B | 1.32% |
| 20 | BROADCOM INC | AVGO | 6,374,200 | $2.21B | 1.29% |