SPDR Series Trust - State Street SPDR Bloomberg High Yield Bond ETF
ARCAJNK, the SPDR Bloomberg High Yield Bond ETF, enters the last stretch of August with its lending pool effectively exhausted — a rare condition that coincides with a sharp rebuild in short positions over the past week. The borrow story is the dominant angle here. Availability has collapsed to just 3.8% — meaning for every 100 shares currently lent out, fewer than four remain available…
JNK utilization hits 100%, availability plummets to 3.8% — shorting the high-yield ETF is now nearly impossible.
Snapshot as of 19 Aug 2026
JNK, the SPDR Bloomberg High Yield Bond ETF, enters the last stretch of August with its lending pool effectively exhausted — a rare condition that coincides with a sharp rebuild in short positions over the past…
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