ATS short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31

Short % of Float2.7%73,184,000 float shares

Days to Cover15.2131,951 average daily volume

Open Short Position2,004,523ATS Corporation

Change vs Previous+103,184+5.4%

Short interest history

Twice-monthly snapshots of open short positions.

Settlement	Short Position	Change	Change %	Days to Cover	Short % Float
Jul 31, 2026	2,004,523	+103,184	+5.4%	15.2	2.7%
Jul 15, 2026	1,901,339	+6,524	+0.3%	12.2	2.6%
Jun 30, 2026	1,894,815	-237,940	-11.2%	11.6	2.6%

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	28,769	0	53,027	54.3%	3
Aug 20, 2026	59,645	0	90,249	66.1%	2
Aug 19, 2026	29,666	0	65,329	45.4%	2
Aug 18, 2026	33,562	0	89,354	37.6%	3
Aug 17, 2026	41,939	0	78,082	53.7%	3
Aug 14, 2026	31,247	0	80,838	38.7%	3
Aug 13, 2026	23,598	0	54,242	43.5%	3
Aug 12, 2026	63,376	0	100,811	62.9%	3
Aug 11, 2026	57,888	0	151,961	38.1%	3
Aug 10, 2026	87,741	0	179,067	49.0%	3
Aug 7, 2026	67,281	2,010	175,206	38.4%	3
Aug 6, 2026	257,020	16,729	483,745	53.1%	3
Aug 5, 2026	36,094	0	63,333	57.0%	3
Aug 4, 2026	31,476	0	57,588	54.7%	3
Aug 3, 2026	21,420	0	33,479	64.0%	3
Jul 31, 2026	18,130	0	28,984	62.6%	2
Jul 30, 2026	25,984	0	40,805	63.7%	3
Jul 29, 2026	31,296	0	48,134	65.0%	2
Jul 28, 2026	15,910	112	34,225	46.5%	3
Jul 27, 2026	22,677	0	43,442	52.2%	3
Jul 24, 2026	17,256	219	41,976	41.1%	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.