| Delivery month 4/2026 | |
| Herfindahl-Hirschman index (HHI) represents the sum of squares of the market share percentage of the participants who have contracts in delivery. |
|
| Sell | 2,281 |
| Buy | 1,782 |
| Market concentration ratio (C3) represents the sum of market share percentage of the first three participants with the highest sell/ buy volumes. |
|
| Sell | 74.66% |
| Buy | 61.09% |