If the ugliest auction so far in 2021 was the disastrous 7Y sale back in February, which sparked a mini market meltdown in both bonds and stocks, then the just concluded sale of $25BN in 30Y paper was almost just as terrible. It was, in a word, catastrophic and since it is at the very end of the curve, one could almost argue it was even worse than the infamous 7Y auction. Stopping at a high yield of 1.940%, the auction was slightly below last month's 2.049%, but it was supposed to be far better, because while the When Issued traded at 1.888% the auction tailed by 5.2bps, which was the biggest tail on record for the ... (full story)