CERS	The short sale volume percent (not short interest) for stock ticker CERS is 42% on Jan 21, 2026. The short sale volume is 164,566. The total volume is 393,492. The short sale volume percent is down -3% compare to Jan 20, 2026.

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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
2026-01-21	164,566	393,492	42%
2026-01-20	166,696	374,390	45%
2026-01-16	369,179	822,122	45%
2026-01-15	415,394	837,526	50%
2026-01-14	1,440,020	3,502,692	41%
2026-01-13	689,132	1,642,675	42%
2026-01-12	356,827	1,012,306	35%
2026-01-09	228,833	340,594	67%
2026-01-08	105,468	222,848	47%
2026-01-07	158,361	328,089	48%

Last 5 days short percent	43.10%
Last 10 days short percent	43.21%
Last 20 days short percent	40.90%
Last 50 days short percent	40.34%

Related Stock Ticker
Date	Ticker	Short Volume	Total Volume	Percent
2026-01-21	BTX	164,705	499,113	33%
2026-01-21	HAE	157,726	682,504	23%
2026-01-21	KOOL	450	10,126	4%
2026-01-21	XLV	2,420,462	3,532,036	69%