Healthcare of Ontario Pension Plan Trust Fund raised its holdings in shares of Taiwan Semiconductor Manufacturing Company Limited ( NYSE:TSM – Get Rating ) by 723.1% during the 1st quarter, according to the company in its most recent filing with the Securities and Exchange Commission. The fund owned 2,965,700 shares of the semiconductor company’s stock after purchasing an additional 2,605,413 shares during the period. Taiwan Semiconductor Manufacturing makes up about 1.1% of Healthcare of Ontario Pension Plan Trust Fund’s investment portfolio, making the stock its 12th largest holding. Healthcare of Ontario Pension Plan Trust Fund’s holdings in Taiwan Semiconductor Manufacturing…