ARWR

Arrowhead Pharmaceuticals, Inc.

$71.91 -2.20 (-2.97%) At close · Jul 14

Market Cap

$10.13B

140,857,021

Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.

Short Squeeze Score

51/100

Short interest 6.0% of shares — P78 Days to cover 2.2 — P48 Price vs VWAP -5.8% — P36 Short-volume trend -0.4% — P50 Short interest change -28.2% — P12 Worst FTD 0.01% of shares — P45

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-06-30). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.

1M 3M 6M 1Y 5Y All

Short Interest History

Settlement Date	Current Position	Previous Position	Change	Avg Daily Volume	Days to Cover
2026-06-30	8,430,780	11,738,844	-3,308,064	3,819,505	2.21
2026-06-15	11,738,844	12,391,532	-652,688	1,434,379	8.18
2026-05-29	12,391,532	12,925,632	-534,100	1,493,389	8.30
2026-05-15	12,925,632	12,939,446	-13,814	1,844,498	7.01
2026-04-30	12,939,446	12,012,359	+927,087	1,918,578	6.74
2026-04-15	12,012,359	13,004,381	-992,022	1,567,781	7.66
2026-03-31	13,004,381	11,428,679	+1,575,702	2,430,075	5.35
2026-03-13	11,428,679	11,141,896	+286,783	2,651,024	4.31
2026-02-27	11,141,896	10,818,896	+323,000	1,880,643	5.92
2026-02-13	10,818,896	11,150,281	-331,385	5,023,400	2.15
2026-01-30	11,150,281	10,790,834	+359,447	1,962,678	5.68
2026-01-15	10,790,834	9,626,302	+1,164,532	3,595,445	3.00
2025-12-31	9,626,302	10,234,550	-608,248	1,806,776	5.33
2025-12-15	10,234,550	11,836,793	-1,602,243	3,466,476	2.95
2025-11-28	11,836,793	11,596,104	+240,689	3,444,806	3.44
2025-11-14	11,596,104	11,784,510	-188,406	1,632,052	7.11
2025-10-31	11,784,510	11,648,427	+136,083	1,728,106	6.82
2025-10-15	11,648,427	11,698,624	-50,197	1,837,259	6.34
2025-09-30	11,698,624	11,862,693	-164,069	2,455,051	4.77
2025-09-15	11,862,693	12,729,088	-866,395	3,345,514	3.55
2025-08-29	12,729,088	12,984,322	-255,234	2,290,320	5.56
2025-08-15	12,984,322	12,937,337	+46,985	2,500,857	5.19
2025-07-31	12,937,337	12,418,563	+518,774	2,369,778	5.46
2025-07-15	12,418,563	12,616,251	-197,688	1,567,229	7.92

Showing 1–24 of 24 settlements

Key facts CIK 879407 CUSIP 04280A100 13F (30d) 32 filings 27 filers Visit website Investor relations