Over the past year, LPL Research’s Strategic and Tactical Asset Allocation Committee (STAAC) has emphasized that tactical investing does not require constant activity. Instead, it requires preparation, patience, and the discipline to act only when the expected benefit of a change clearly outweighs the risks.

Pioneered by Harry Markowitz's Modern Portfolio Theory, the classic 60/40 portfolio allocates 60% to stocks for growth and 40% to bonds for income and risk mitigation. This strategy is predicated on the idea that these two asset classes, when combined, should have a less-than-perfect correlation to optimize risk-adjusted returns.

Market corrections often present chances to acquire quality assets at attractive valuations. Hence, “buy the dip” has long been a mantra for many investors.

Recent data shows that even after strong international stock performance year-to-date U.S. stock markets continue to dominate global equity indexes, representing around two-thirds of the market capitalization of all global stocks, as represented by the MSCI All Country World Index (ACWI).

Despite a weaker end to the month, the equity market “melt-up” successfully navigated what has historically been a tricky month for equities, as represented by the S&P 500 in September (average returns -0.61%), closing out the month (as of September 29) with a handsome gain of over 3%.