PTGX · Protagonist Therapeutics, Inc

$138.31 +4.04 (+3.01%) At close · Jul 21

Market Cap

$8.89B

64.31M

Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.

1M 3M 6M 1Y 5Y All

Short Volume

Date	Short Volume	Short Exempt	Total Volume	Short %
2026-07-21	97,769	281	198,895	49.2%
2026-07-20	303,405	9	370,850	81.8%
2026-07-17	150,313	376	220,841	68.1%
2026-07-16	102,469	0	148,329	69.1%
2026-07-15	242,960	0	327,976	74.1%
2026-07-14	119,038	4,298	171,856	69.3%
2026-07-13	147,153	0	181,518	81.1%
2026-07-10	208,230	0	332,422	62.6%
2026-07-09	133,479	10,114	189,223	70.5%
2026-07-08	150,301	0	223,134	67.4%
2026-07-07	514,473	6,018	577,435	89.1%
2026-07-06	213,390	3,141	257,302	82.9%
2026-07-02	134,929	1,648	323,944	41.7%
2026-07-01	110,499	861	188,125	58.7%
2026-06-30	151,532	441	208,102	72.8%
2026-06-29	139,213	5,270	243,435	57.2%
2026-06-26	135,810	536	270,412	50.2%
2026-06-25	234,676	5,000	419,481	55.9%
2026-06-24	274,655	20,350	524,012	52.4%
2026-06-23	116,466	1,400	235,206	49.5%
2026-06-22	108,713	2,400	622,399	17.5%
2026-06-18	181,147	6,415	267,585	67.7%
2026-06-17	116,187	1,077	250,131	46.5%
2026-06-16	71,212	0	132,202	53.9%
2026-06-15	86,032	2,339	143,668	59.9%
2026-06-12	87,598	1,707	182,366	48.0%
2026-06-11	106,497	731	245,371	43.4%
2026-06-10	243,258	19,865	312,540	77.8%
2026-06-09	238,948	12,675	375,025	63.7%
2026-06-08	125,083	100	187,427	66.7%
2026-06-05	150,472	6,459	387,095	38.9%
2026-06-04	141,555	785	202,773	69.8%
2026-06-03	112,780	4,758	159,949	70.5%
2026-06-02	163,032	40	362,794	44.9%
2026-06-01	120,905	2	268,903	45.0%
2026-05-29	87,104	408	177,832	49.0%
2026-05-28	134,849	2,716	261,474	51.6%
2026-05-27	100,272	5,000	163,366	61.4%
2026-05-26	47,061	0	77,610	60.6%
2026-05-22	80,300	512	124,105	64.7%
2026-05-21	91,148	2,500	116,306	78.4%
2026-05-20	92,507	0	126,432	73.2%
2026-05-19	141,194	4	174,822	80.8%
2026-05-18	113,468	0	163,061	69.6%
2026-05-15	113,013	0	133,989	84.3%
2026-05-14	117,347	250	154,998	75.7%
2026-05-13	124,237	5,339	195,592	63.5%
2026-05-12	171,785	17,886	240,843	71.3%
2026-05-11	126,878	16,187	181,356	70.0%
2026-05-08	107,514	8,352	146,710	73.3%

Showing 1–50 of 62 days

Key facts CIK 1377121 CUSIP 74366E102 13F (30d) 34 filings 34 filers Visit website Investor relations