Recent defections have sharply reduced opposition strength in Nigeria's 10th Senate, with the PDP falling from 36 to just six members and the APC rising above 87 seats through cross-aisle shifts from multiple parties. This consolidation, alongside APC control of the federal executive and most state governorships, underpins trader consensus favoring the party for the 2027 Senate contest. Opposition fragmentation, including rival coalitions around figures aligned with the NDC and PDP remnants, plus legal and structural hurdles, limits coordinated challenges. INEC's candidate clearance and the January 2027 election timeline reinforce the current positioning, though final seat outcomes will hinge on primaries, turnout, and any late shifts in alliances.