QLTA

iShares Aaa - A Rated Corporate Bond ETF (QLTA) - $0.0923.30-Day SEC Yield of 1.76% as of April 30.Payable May 07; for shareholders of record May 04; ex-div May 03.

iShares Aaa - A Rated Corporate Bond ETF (QLTA) - $0.0932.30-Day SEC Yield of 1.82% as of Mar 30.Payable Apr 08; for shareholders of record Apr 05; ex-div Apr 01.

iShares Aaa - A Rated Corporate Bond ETF (QLTA) - $0.0976.30-Day SEC Yield of 1.52% as of Feb 25.Payable Mar 05; for shareholders of record Mar 02; ex-div Mar 01.

The bond markets are in the midst of a feeding frenzy.U.S. high-yield bond sales reached an annual record of $329.8 billion for the year, with three months left to go.The high yield's market's record year follows the U.S. investment-grade bond market, which reached a new record for issuance in mid-August.

VWINX is an elite performer within its asset allocation peer group and has been for decades.It has still managed to achieve success recently despite the fact that large chunks of its bond and stock portfolio have been out of favor.VWINX has been underweight to both tech stocks and BB-rated corporates, both of which have cost the fund short-term performance.If the Fed bubble starts to leak and inflation begins to spike, both sides of VWINX's portfolio could stand to benefit.I'll break down both the fixed income and equity portions of VWINX and explain how they'd outperform in a higher inflation scenario.

The best investment grade corporate bond ETFs for Q1 2021 are SPLB, IGLB, and VCLT.