CTSO short interest

Name: CTSO short interest
Creator: FinzData

Cytosorbents Corporation · Healthcare · Medical - Devices · settlement date 2026-09-30

Shares short	123,890
Change vs prior report	3,284 (+2.7%)
Change over six months	-93.9%
Days to cover	11.98 (sector: 3.78)
Average daily volume	10,339
Rank in Healthcare	not ranked (OTC, fund or thinly traded)

CTSO short interest, last 12 months

Settlement	Shares short	Change	Days to cover	Avg daily volume
2026-09-30	123,890	+2.7%	11.98	10,339
2026-09-15	120,606	-94.8%	2.65	45,552
2026-08-31	2,306,196	+6.9%	18.30	126,008
2026-08-14	2,158,099	+0.7%	29.87	72,249
2026-07-31	2,142,523	+1.1%	38.34	55,888
2026-07-15	2,118,780	+1.9%	26.86	78,872
2026-06-30	2,078,902	-0.4%	6.23	333,438
2026-06-15	2,087,557	+0.8%	7.90	264,273
2026-05-29	2,071,713	+0.7%	18.52	111,887
2026-05-15	2,057,094	+0.7%	20.60	99,848
2026-04-30	2,042,494	-0.1%	47.19	43,286
2026-04-15	2,044,318	+1.2%	24.34	83,984
2026-03-31	2,020,680	+0.1%	15.02	134,521
2026-03-13	2,018,660	+0.9%	27.61	73,105
2026-02-27	2,000,812	-1.9%	39.14	51,125
2026-02-13	2,039,234	+0.1%	26.32	77,483
2026-01-30	2,036,463	+2.5%	25.80	78,920
2026-01-15	1,985,895	-0.8%	28.85	68,829
2025-12-31	2,002,634	+0.3%	13.24	151,262
2025-12-15	1,995,957	-0.9%	16.43	121,482
2025-11-28	2,013,299	+3.1%	16.23	124,043
2025-11-14	1,952,028	+24.6%	13.66	142,877
2025-10-31	1,566,174	+18.9%	19.78	79,185
2025-10-15	1,317,259	-1.9%	18.48	71,275
2025-09-30	1,342,026	-0.5%	15.53	86,404

import finzdata as yf
yf.Ticker("CTSO").short_interest          # every report since 2017
yf.Client().short_interest(["CTSO"], start="2018-01-01")