‘Witching day’ price spikes point to options market manipulation – study
Data reveals patterns that can be explained no other way, researchers say
Is someone manipulating options markets on expiration days? A controversial new study says the evidence suggests they are.
Researchers have found signs in the settlement pricing of options that point to market manipulation with the potential to cost hedgers billions every year.
Looking at futures data from February 2003 to December 2021, researchers from Robeco, the Chinese University of Hong Kong and Copenhagen Business School identified a price spike in equity index futures in the hours
Only users who have a paid subscription or are part of a corporate subscription are able to print or copy content.
To access these options, along with all other subscription benefits, please contact info@risk.net or view our subscription options here: http://subscriptions.risk.net/subscribe
You are currently unable to print this content. Please contact info@risk.net to find out more.
You are currently unable to copy this content. Please contact info@risk.net to find out more.
Copyright Infopro Digital Limited. All rights reserved.
You may share this content using our article tools. Printing this content is for the sole use of the Authorised User (named subscriber), as outlined in our terms and conditions - https://www.infopro-insight.com/terms-conditions/insight-subscriptions/
If you would like to purchase additional rights please email info@risk.net
Copyright Infopro Digital Limited. All rights reserved.
You may share this content using our article tools. Copying this content is for the sole use of the Authorised User (named subscriber), as outlined in our terms and conditions - https://www.infopro-insight.com/terms-conditions/insight-subscriptions/
If you would like to purchase additional rights please email info@risk.net
More on Investing
Napier Park to increase investment in bank risk transfers
Hedge fund sees secular trend in lenders offloading credit risk, and plans to be part of it
BMO’s cloud migration strategy eases AI adoption
Canadian bank is beginning to roll out GenAI tool for internal use cases
Execs can game sentiment engines, but can they fool LLMs?
Quants are firing up large language models to cut through corporate blather
How Man Group’s private credit arm keeps risk in check
Mid-market lending no place for weak covenants, flexible addbacks or payments in kind, says Varagon CEO
Nervous UK pension schemes want liquidity fixes – it’ll cost them
Asset managers are crafting new ways for schemes to raise cash in a crisis
Start-up trading venue aims to profit from SEC’s market shake-up
Equity market reforms affecting payment for order flow may encourage more challenges to incumbents
For a growing number of banks, synthetics are the real deal
More lenders want to use SRTs to offload credit risk, but old hands say they have a long road ahead
Victor Haghani’s maths proof that stock-pickers will hate
‘Risk matters hypothesis’ extends Bogle’s case for passive investing
Most read
- Basel Committee reviewing design of liquidity ratios
- Breaking out of the cells: banks’ long goodbye to spreadsheets
- Too soon to say good riddance to banks’ public enemy number one