IBIO short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31

Short % of Float11.2%45,473,800 float shares

Days to Cover7.0732,757 average daily volume

Open Short Position5,105,713iBio, Inc. Common Stock

Change vs Previous-278,766-5.2%

Short interest history

Twice-monthly snapshots of open short positions.

Settlement	Short Position	Change	Change %	Days to Cover	Short % Float
Jul 31, 2026	5,105,713	-278,766	-5.2%	7.0	11.2%
Jul 15, 2026	5,384,479	+690,394	+14.7%	4.0	11.8%
Jun 30, 2026	4,694,085	+939,050	+25.0%	5.1	10.3%

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	242,183	2,848	428,510	56.5%	3
Aug 20, 2026	718,192	0	1,370,760	52.4%	2
Aug 19, 2026	188,646	0	442,988	42.6%	2
Aug 18, 2026	1,132,135	58	2,393,709	47.3%	3
Aug 17, 2026	158,487	60	295,031	53.7%	2
Aug 14, 2026	181,155	2,690	285,038	63.6%	2
Aug 13, 2026	129,099	374	310,468	41.6%	3
Aug 12, 2026	207,164	162	301,280	68.8%	2
Aug 11, 2026	72,443	0	138,582	52.3%	3
Aug 10, 2026	99,604	355	214,485	46.4%	2
Aug 7, 2026	80,454	0	195,090	41.2%	2
Aug 6, 2026	115,229	0	205,136	56.2%	2
Aug 5, 2026	53,390	0	109,437	48.8%	3
Aug 4, 2026	100,288	0	225,415	44.5%	3
Aug 3, 2026	108,922	0	201,415	54.1%	3
Jul 31, 2026	105,856	0	321,373	32.9%	2
Jul 30, 2026	77,036	0	149,565	51.5%	2
Jul 29, 2026	109,114	0	307,080	35.5%	2
Jul 28, 2026	86,054	700	367,945	23.4%	2
Jul 27, 2026	153,130	9,425	418,868	36.6%	2
Jul 24, 2026	134,785	3,000	565,046	23.9%	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.