How should buyers read DEG price signals when MEG futures swing sharply?

How should buyers read DEG price signals when MEG futures swing sharply?
DEG sentiment is heavily shaped by the MEG futures board, where low port inventories and geopolitical headlines can trigger double-digit weekly moves. When MEG spiked on Middle East supply fears and five-year-low East China stocks, the whole glycol complex tightened, and DEG firmed alongside it even without matching fundamentals. Conversely, when MEG gave back gains, DEG softened quickly. The lesson is that DEG pricing is reflexive: it borrows volatility from MEG. For procurement, this argues for watching MEG open interest and port inventory data as leading indicators for DEG, and for locking volumes when the complex is calm rather than chasing rallies.