Swiss National Bank recently reduced its holding in Rhythm Pharmaceuticals by a modest 900 shares during the first quarter, as disclosed in a new SEC filing. Despite the small adjustment, the bank retains a significant position in the company.

Swiss National Bank has reduced its investment in BCE, Inc. by 2.0%, selling off 4,200 shares according to its latest SEC filing. Despite this reduction, the bank still holds 207,709 shares, valued at $4.77 million.

Venture Visionary Partners LLC expanded its investment in the Vanguard Mid-Cap ETF during the first quarter, adding 24,135 shares and lifting its stake by 12.2 %. A new Form 13F filing with the Securities and Exchange Commission shows the firm now owns 222,001 shares of the fund, which targets mid-sized U.S. companies.

PNC Financial Services Group expanded its position in ESAB Corporation during the first quarter, increasing its holding by 20.1%, according to a new SEC filing. The bank now owns 1,844 ESAB shares after purchasing an additional 308 in the period.

A new Securities and Exchange Commission filing shows PNC Financial Services Group increasing its holdings in Piedmont Realty Trust by 7.4 percent during the first quarter. The bank now controls 25,929 shares of the real-estate investment trust—an investment worth roughly $191,000.

PNC Financial Services Group quietly pared back its investment in Stewart Information Services Corporation during the first quarter, new regulatory filings show. The banking giant sold 405 shares, reducing its stake in the title-insurance provider by 13.7 percent to 2,544 shares.