RYB ED INC's ticker is RYB and the CUSIP is 74979W101. A total of 20 filers reported holding RYB ED INC in Q1 2018. The put-call ratio across all filers is 2.53 and the average weighting 0.1%.
Quarter-by-quarter ownership
Other shareholders
Name | Shares | Value | Weighting ↓ |
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