JPMorgan Chase & Co.and <-bsp-bb-link state="{"bbHref":"bbg://securities/8604%20JT%20Equity/FA","_id":"0000018f-5886-d4b6-a98f-fdb7981c0003","_type":"0000016b-944a-dc2b-ab6b-d57ba1cc0000"}">Nomura Holdings Inc.-bsp-bb-link> are limiting dealings with <-bsp-person state="{"_id":"0000018f-5886-d4b6-a98f-fdb7981c0004","_type":"00000160-6f41-dae1-adf0-6ff519590003"}">Simon Sadler-bsp-person>’s <-bsp-bb-link state="{"bbHref":"bbg://securities/1245750D%20HK%20Equity","_id":"0000018f-5886-d4b6-a98f-fdb7981c0005","_type":"0000016b-944a-dc2b-ab6b-d57ba1cc0000"}">Segantii Capital Management Ltd.-bsp-bb-link>, the Asian hedge fund giant charged with insider trading by authorities in Hong Kong, according to people familiar with the matter.