Trading halts and the advantage of institutional investors: Historical evidence from Borsa Istanbul

The effects and effectiveness of trading halts remain controversial among academics and regulators. This paper provides historical evidence regarding the efficacy of trading halts from a leading emerging market with a unique microstructure, Borsa Istanbul (Istanbul Stock Exchange), by examining the...

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Main Author: Recep Bildik
Format: Article
Language:English
Published: Elsevier 2023-12-01
Series:Borsa Istanbul Review
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214845023001576
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author Recep Bildik
author_facet Recep Bildik
author_sort Recep Bildik
collection DOAJ
description The effects and effectiveness of trading halts remain controversial among academics and regulators. This paper provides historical evidence regarding the efficacy of trading halts from a leading emerging market with a unique microstructure, Borsa Istanbul (Istanbul Stock Exchange), by examining the return, volatility, and volume behavior around news-initiated trading halts using trade-by-trade data and 15-min intervals from January 1999–April 2003. It also investigates, for the first time, the trading behavior of different types of investors, such as individuals, mutual funds, and brokerage houses, around trading halts. Findings indicate that most of the new information is absorbed by prices within 15 min following the resumption of trading after a halt. The reaction of investors to bad news is slower and stronger than good news. Despite halts, institutional investors employ the price advantage of new information during the cessation period ahead of individual investors utilizing better timing in trading after the halts. Institutional investors systematically buy and sell at more favorable prices around halts than individual investors. Finally, overall evidence suggests that trading halts are effective in the dissemination of valuable information and play an important role in enhancing the efficiency of the price discovery mechanism.
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spelling doaj.art-129fbdb16c944a40a0faff6211c561a22024-02-03T06:35:42ZengElsevierBorsa Istanbul Review2214-84502023-12-0123S6S18Trading halts and the advantage of institutional investors: Historical evidence from Borsa IstanbulRecep Bildik0Department of Finance and Banking, Istanbul Ticaret University, Istanbul, TurkiyeThe effects and effectiveness of trading halts remain controversial among academics and regulators. This paper provides historical evidence regarding the efficacy of trading halts from a leading emerging market with a unique microstructure, Borsa Istanbul (Istanbul Stock Exchange), by examining the return, volatility, and volume behavior around news-initiated trading halts using trade-by-trade data and 15-min intervals from January 1999–April 2003. It also investigates, for the first time, the trading behavior of different types of investors, such as individuals, mutual funds, and brokerage houses, around trading halts. Findings indicate that most of the new information is absorbed by prices within 15 min following the resumption of trading after a halt. The reaction of investors to bad news is slower and stronger than good news. Despite halts, institutional investors employ the price advantage of new information during the cessation period ahead of individual investors utilizing better timing in trading after the halts. Institutional investors systematically buy and sell at more favorable prices around halts than individual investors. Finally, overall evidence suggests that trading halts are effective in the dissemination of valuable information and play an important role in enhancing the efficiency of the price discovery mechanism.http://www.sciencedirect.com/science/article/pii/S2214845023001576G14G15
spellingShingle Recep Bildik
Trading halts and the advantage of institutional investors: Historical evidence from Borsa Istanbul
Borsa Istanbul Review
G14
G15
title Trading halts and the advantage of institutional investors: Historical evidence from Borsa Istanbul
title_full Trading halts and the advantage of institutional investors: Historical evidence from Borsa Istanbul
title_fullStr Trading halts and the advantage of institutional investors: Historical evidence from Borsa Istanbul
title_full_unstemmed Trading halts and the advantage of institutional investors: Historical evidence from Borsa Istanbul
title_short Trading halts and the advantage of institutional investors: Historical evidence from Borsa Istanbul
title_sort trading halts and the advantage of institutional investors historical evidence from borsa istanbul
topic G14
G15
url http://www.sciencedirect.com/science/article/pii/S2214845023001576
work_keys_str_mv AT recepbildik tradinghaltsandtheadvantageofinstitutionalinvestorshistoricalevidencefromborsaistanbul