S Short    W Contest winner
Y-mAbs Therapeutics, Inc (Jan 23)
Yageo (Mar 19) S
Yahoo (May 15)
YAHOO INC (Dec 16)
YAHOO INC (Feb 16)
Yahoo Japan (Jan 17)
Yamaichi Electronics Co Ltd (Apr 23)
YANDEX N.V. (Feb 20)
YANDEX NV (Apr 14)
Yangtze River Development Limited (Sep 17) S
YARA INTERNATIONAL ASA (Aug 18)
YATRA ONLINE INC (May 22)
YATRA ONLINE INC (Aug 18)
YATRA ONLINE INC (Aug 18)
Yeebo International Holdings (Jul 15)
Yellow cake (Sep 22)
YELLOW CORP (Dec 23)
Yellowcake Holdings (Mar 20)
YELLOWSTONE ACQUISI CO -REDH (Aug 21)
Yelp (Jul 15)
YELP INC (Feb 19)
Yen Put (Aug 16) S
Yes Bank (Feb 18)
YETI HOLDINGS INC (Oct 23) S
YETI HOLDINGS INC (May 19) S
YEXT INC (YEXT) (Nov 22)
YEXT INC (YEXT) (Nov 22)
Yifeng Pharmacy (Apr 24)
Yingde Gas (Apr 16)
Yoox Net A Porter Group (Nov 17)
YOUKU TUDOU INC (Apr 15)
Yuanta (Jun 22) S
Yuewushang (Jun 17)
YUM CHINA HOLDINGS INC (May 17)
Yum! Brands, Inc. (Apr 20)
YUME INC (Jul 14)
YY INC -ADR (May 18)
YY inc. (Sep 19)