OUST short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31

Short % of Float8.7%69,855,000 float shares

Days to Cover1.83,406,455 average daily volume

Open Short Position6,106,754Ouster, Inc. Common Stock

Change vs Previous+49,147+0.8%

Short interest history

Twice-monthly snapshots of open short positions.

Settlement	Short Position	Change	Change %	Days to Cover	Short % Float
Jul 31, 2026	6,106,754	+49,147	+0.8%	1.8	8.7%
Jul 15, 2026	6,057,607	-549,167	-8.3%	1.2	8.7%
Jun 30, 2026	6,606,774	+1,420,510	+27.4%	1.2	9.5%

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	499,216	0	959,652	52.0%	3
Aug 20, 2026	566,326	420	1,211,186	46.8%	3
Aug 19, 2026	684,377	96,081	1,421,598	48.1%	3
Aug 18, 2026	738,389	46,502	1,699,225	43.5%	3
Aug 17, 2026	941,822	4,664	1,940,496	48.5%	3
Aug 14, 2026	1,069,374	1,331	1,991,939	53.7%	3
Aug 13, 2026	590,823	3,339	1,233,386	47.9%	3
Aug 12, 2026	698,713	6,009	1,351,349	51.7%	3
Aug 11, 2026	839,972	11,004	1,699,824	49.4%	3
Aug 10, 2026	564,735	3,622	1,149,043	49.1%	3
Aug 7, 2026	748,550	5,476	1,711,353	43.7%	3
Aug 6, 2026	482,134	455	1,049,621	45.9%	3
Aug 5, 2026	500,888	1,401	1,006,560	49.8%	3
Aug 4, 2026	785,406	818	1,657,470	47.4%	3
Aug 3, 2026	709,211	1,191	1,307,815	54.2%	3
Jul 31, 2026	1,076,263	6,305	1,832,577	58.7%	3
Jul 30, 2026	550,144	1,578	1,121,125	49.1%	3
Jul 29, 2026	720,527	45,910	1,454,923	49.5%	3
Jul 28, 2026	964,737	60,693	2,009,846	48.0%	3
Jul 27, 2026	533,290	45,901	1,231,960	43.3%	3
Jul 24, 2026	796,607	25,910	1,649,329	48.3%	3

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