Recent filings with the Securities & Exchange Commission (SEC) reveal that several institutional investors adjusted their portfolios during the fourth quarter of the past year. These adjustments include reductions in stakes in companies ranging from business service providers to food manufacturers and exchange-traded funds (ETFs). Let's take a closer look at some of the key moves made by these firms.
Mutual of America Capital Management's Adjustments
Mutual of America Capital Management LLC made several notable changes to its investment portfolio. The firm reduced its stake in Broadridge Financial Solutions, Inc. (NYSE:BR) by 2.6%. According to their 13F filing, they sold 370 shares, leaving them with 14,005 shares of the business services provider. 
In addition to Broadridge, Mutual of America Capital Management also lessened its holdings in Post Holdings, Inc. (NYSE:POST). The firm sold 570 shares, resulting in a 2.2% decrease in their position. By the end of the quarter, they owned 25,010 shares of the company. These moves suggest a strategic portfolio realignment by the firm.
QRG Capital Management and Arcosa, Inc.
Another notable adjustment came from QRG Capital Management Inc., which decreased its stake in Arcosa, Inc. (NYSE:ACA) by 6.5% during the fourth quarter. 
The company's latest filing with the SEC revealed that they sold 197 shares, reducing their holdings to 2,821 shares, valued at approximately $273,000.
Private Trust Co. NA and iShares S&P Small-Cap 600 Value ETF
Private Trust Co. NA made a significant reduction in its holdings of the iShares S&P Small-Cap 600 Value ETF (NYSEARCA:IJS). The institutional investor sold 1,788 shares, a substantial 69.6% decrease. 
This left them with 782 shares of the ETF by the end of the quarter, as reported in their latest SEC disclosure.
These portfolio adjustments by institutional investors provide insights into their investment strategies and outlook on various sectors. While the reasons behind these decisions aren't explicitly stated, they often reflect broader market trends, risk assessments, and strategic rebalancing.
It's important to note that these transactions are just snapshots in time and represent only a portion of the overall market activity. Investors often make adjustments based on a multitude of factors, and these filings offer a glimpse into the complex world of institutional investing.