XLE borrow tightens as shorts hold ground

XLE has spent the past week giving back some of its October gains, and the lending market has moved sharply with the price.

The most notable change since last week's note is in availability. It has collapsed from above 120% in late October to 60.8% now, nearly halving in a single week. The 52-week low hit 6.6%, so the borrow is nowhere near its tightest, but the direction is clear and the move is abrupt. As recently as October 29 there were roughly 1.5 shares available to borrow for every share already lent out. That ratio has now shrunk to about 0.6. Cost to borrow has followed, climbing 14% on the week to 0.63%, a seven-day high though still cheap in absolute terms. The practical read is that the easy entry point for new shorts has narrowed.

Short interest itself has been almost flat on the week, edging up just 0.1% to 60.1 million shares, or 20% of free float. That flatness is worth noting in context. The previous note flagged that shorts were rebuilding into the October rally. That rebuild has stalled, but there has been no meaningful cover either. Positions are holding at around 60 million shares, well below the early-October peak of roughly 68 million, and the ORTEX short score has crept higher all week, reaching 62.8 on Tuesday. It is not an extreme reading, but it has been rising steadily for ten consecutive sessions. Options positioning confirms the cautious tone: the put/call ratio is running at 1.75, modestly above its 20-day average of 1.69, though the z-score of 1.1 does not signal anything dramatic.

The price tells part of the story. XLE closed at $66.68 on Tuesday, down 2.2% on the week and off 0.8% on the day, paring the 6.1% monthly gain that made the energy ETF one of the stronger performers in October. The pullback has not triggered a rush to cover. Shorts appear content to sit on positions at 20% of float while the ETF gives back a portion of the move that caused them pain last month.

Institutional ownership provides some context on who is on the other side. Managed Account Advisors holds the largest disclosed position at roughly 29.5 million shares, nearly 5% of the fund, and added 14.9 million shares in the period to June 30. D.E. Shaw essentially entered the register in the same period, adding 7.5 million shares. Morgan Stanley and JPMorgan both trimmed, cutting 3.4 million and 2.3 million shares respectively by the June quarter-end. The mix of quant and institutional flow, alongside the elevated short base, keeps the ownership picture balanced rather than skewed in either direction.

What to watch next: whether the availability tightening continues toward the sub-20% levels seen in late September and early October, and whether that is enough to pressure the short base at 20% of float that has been reluctant to move despite a week of falling prices.