ONTO	The short sale volume percent (not short interest) for stock ticker ONTO is 39% on May 30, 2025. The short sale volume is 152,769. The total volume is 392,353. The short sale volume percent is up 5% compare to May 29, 2025.

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Insider Buying

The Volume and short volume are limited. It is not including all volumes from all Market.
Date	Short Volume	Total Volume	Percent
2025-05-30	152,769	392,353	39%
2025-05-29	244,611	710,912	34%
2025-05-28	94,958	207,212	46%
2025-05-27	191,229	834,208	23%
2025-05-23	102,308	526,178	19%
2025-05-22	108,590	340,694	32%
2025-05-21	145,640	446,058	33%
2025-05-20	175,309	492,705	36%
2025-05-19	198,454	486,855	41%
2025-05-16	121,360	432,205	28%

Last 5 days short percent	29.42%
Last 10 days short percent	31.53%
Last 20 days short percent	28.91%
Last 50 days short percent	40.01%