Jonathan Levin, Columnist

Bill Ackman’s Treasury Short May Be Right for Wrong Reasons

The activist hedge fund investor is piling on during a rough week or so for long-dated US government debt, but his analysis doesn’t add up.

Bill Ackman's options play is more bluster than bold bet.

Photographer: Patrick T. Fallon/Bloomberg 

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Long-dated government bonds are going through a rough patch. Just in the past week or so:

The upshot is that yields on 30-year Treasuries jumped about 29 basis points since Monday and were poised to test their 12-year highs set last October.