manipulation

an illegal operation. Buying or selling a security for the purpose of creating false or misleading appearance of active trading or for the purpose of raising or depressing the price to induce purchase or sale by others (IW)

In other languages:

• manipulazzjoni [MT] - operazzjoni illegali. Xiri jew bejgħ ta' titolu ta' sigurtà biex wieħed joħloq apparenza falza jew qarrieqa ta' negozju attiv jew biex wieħed jgħolli jew ibaxxi l-prezz ħalli jġiegħel lil oħrajn jixtru jew ibigħu (IW)
• manipolare [IT]