CHRS short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31

Short % of Float18.1%135,604,000 float shares

Days to Cover53.6457,684 average daily volume

Open Short Position24,527,052Coherus Oncology, Inc. Common

Change vs Previous+641,347+2.7%

Short interest history

Twice-monthly snapshots of open short positions.

Settlement	Short Position	Change	Change %	Days to Cover	Short % Float
Jul 31, 2026	24,527,052	+641,347	+2.7%	53.6	18.1%
Jul 15, 2026	23,885,705	-2,089,458	-8.0%	24.4	17.6%
Jun 30, 2026	25,975,163	+337,642	+1.3%	21.9	19.2%

Short interest is an open-position snapshot published twice monthly. It is not daily short-sale volume.

Daily off-exchange short volume

FINRA-reported short-sale transaction flow for the last 30 calendar days.

Trade Date	Short Volume	Short Exempt	FINRA Total	Short Volume %	Facilities
Aug 21, 2026	269,544	0	688,848	39.1%	2
Aug 20, 2026	143,635	0	307,778	46.7%	2
Aug 19, 2026	300,172	6	1,027,767	29.2%	3
Aug 18, 2026	488,430	2,014	1,560,936	31.3%	3
Aug 17, 2026	242,653	19	492,961	49.2%	3
Aug 14, 2026	181,991	2	366,450	49.7%	2
Aug 13, 2026	318,338	0	536,834	59.3%	3
Aug 12, 2026	216,240	969	600,407	36.0%	3
Aug 11, 2026	310,956	374	521,615	59.6%	3
Aug 10, 2026	185,868	1,901	438,228	42.4%	3
Aug 7, 2026	341,231	49,022	823,142	41.5%	3
Aug 6, 2026	1,185,258	104,139	2,309,898	51.3%	3
Aug 5, 2026	261,079	882	369,205	70.7%	2
Aug 4, 2026	161,755	537	305,240	53.0%	2
Aug 3, 2026	94,196	111	208,798	45.1%	2
Jul 31, 2026	96,741	68	198,685	48.7%	2
Jul 30, 2026	136,254	2,816	224,844	60.6%	2
Jul 29, 2026	140,492	239	276,230	50.9%	2
Jul 28, 2026	128,064	3,348	196,918	65.0%	2
Jul 27, 2026	156,880	783	280,968	55.8%	2
Jul 24, 2026	101,518	9,895	221,162	45.9%	2

Daily short volume is transaction flow reported through FINRA facilities. It does not measure open short positions and is not consolidated exchange-wide volume.