Page 28 - 臺灣證券交易所2021年報

貳、交易市場業務 一、市場改革 (一)推動上市股票造市制度:藉由股票造市者持續提供合理報價，增加投資人買賣成 交機會，當造市標的股票流動性提升後，同時會吸引其他市場參與者投入，對於 其買賣價差縮小、成交量放大有所幫助，制度業於 6 月 30 日起實施。 (二)延長瞬間價格穩定措施:為穩定市場價格，避免收盤前股價劇烈波動，普通交易 及盤中零股交易之瞬間價格穩定措施由 13 時 20 分延長至 13 時 25 分，自 6 月 28 日起實施。 (三)ETF 分割反分割:為完備 ETF 交易制度，有益市場長期發展，於 6 月 30 日起， 基金公司可根據信託契約召開受益人會議，執行 ETF 分割或反分割機制。 (四)推動當沖降稅:配合主管機關推動當沖降稅乙案，回應外界當沖疑義，澄清市場 疑慮，以利當沖降稅延長適用案順利通過。 (五)開放證券自營商參與初次上市(櫃)股票競價拍賣:配合主管機關政策開放，於 有價證券競價拍賣系統，建置自營商參與功能，本案業於 5 月底上線。 II. Secondary Market Business 1. Market Reform 1) Promote stocks market making mechanisms: By Continuously reasonable providing quotes for stocks, market makers offer more transaction opportunities for investors. Implemented on June 30, the market making mechanisms, boost liquidity of selected stocks, concurrently attracting other market participants, thereby limiting bid-ask spreads and facilitating trade. 2) Extension of intraday volatility interruption: To stabilize prices and avoid drastic price changes before the market closes, intraday volatility interruption for regular trading and intraday odd lot trading was extended from 13:20 to 13:25, on June 28. 3) ETF forward and reverse split mechanisms: To enhance the ETF trading system and the market’s long-term development, starting on June 30, fund issuers may convene a meeting of beneficiaries according to the trust contract and execute forward or reverse splits for ETFs. 4) Promote day trading tax cut: The TWSE responded to public concerns regarding day trading, enhancing the FSC-supported extension of the transaction tax cut for day trading to successfully be approved. 26