PRQR short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31

Short % of Float2.8%78,275,000 float shares

Days to Cover2.8804,397 average daily volume

Open Short Position2,219,420ProQR Therapeutics N.V. Ordina

Change vs Previous-89,534-3.9%

Short interest history

Twice-monthly snapshots of open short positions.

Settlement	Short Position	Change	Change %	Days to Cover	Short % Float
Jul 31, 2026	2,219,420	-89,534	-3.9%	2.8	2.8%
Jul 15, 2026	2,308,954	+1,109,740	+92.5%	1.8	2.9%
Jun 30, 2026	1,199,214	+189,714	+18.8%	1.0	1.5%

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	75,078	150	217,185	34.6%	2
Aug 20, 2026	358,028	60	757,144	47.3%	3
Aug 19, 2026	173,356	0	366,563	47.3%	3
Aug 18, 2026	293,849	100	554,518	53.0%	3
Aug 17, 2026	178,000	0	302,930	58.8%	3
Aug 14, 2026	95,191	0	200,193	47.5%	2
Aug 13, 2026	169,502	0	304,286	55.7%	3
Aug 12, 2026	40,388	1,097	173,749	23.2%	2
Aug 11, 2026	136,973	5,987	294,589	46.5%	3
Aug 10, 2026	101,568	0	236,704	42.9%	2
Aug 7, 2026	89,704	237	198,529	45.2%	3
Aug 6, 2026	253,925	0	465,940	54.5%	3
Aug 5, 2026	372,758	5,172	596,684	62.5%	3
Aug 4, 2026	303,108	6,140	572,785	52.9%	3
Aug 3, 2026	43,672	0	220,185	19.8%	2
Jul 31, 2026	67,574	0	243,289	27.8%	3
Jul 30, 2026	81,384	0	120,638	67.5%	3
Jul 29, 2026	32,117	0	143,487	22.4%	2
Jul 28, 2026	104,607	0	197,332	53.0%	2
Jul 27, 2026	152,007	0	268,042	56.7%	2
Jul 24, 2026	77,969	0	184,736	42.2%	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.