It's not a big deal, I saw someone had 8.7 M of one stock:

https://bbs.wenxuecity.com/tzlc/1858693.html

所有跟帖： 

• 我知道一個人買掉了start up，當年把錢全部投到Bear Stearns。不是幾米是70～80米。 -goingplace- ♀ (0 bytes) () 06/24/2024 postreply 13:28:28

• Bear stern 讓我兩腿發軟啊… 差點被wipeout -田牛妹1- ♀ (0 bytes) () 06/24/2024 postreply 13:34:15