APLS · Apellis Pharmaceuticals, Inc.

Market Cap

$5.25B

128.02M

Shares sold short and not yet covered, reported twice monthly. Days to cover is the reported short position divided by average daily volume.

1M 3M 6M 1Y 5Y All

Short Interest History

Settlement Date	Current Position	Previous Position	Change	Avg Daily Volume	Days to Cover
2026-08-31 Scheduled FINRA publishes Sep 10	—	—	—	—	—
2026-08-14 Scheduled FINRA publishes Aug 25	—	—	—	—	—
2026-04-30	10,752,810	14,239,228	-3,486,418	3,509,641	3.06
2026-04-15	14,239,228	25,123,090	-10,883,862	8,156,282	1.75
2026-03-31	25,123,090	22,929,613	+2,193,477	9,528,524	2.64
2026-03-13	22,929,613	22,934,760	-5,147	1,925,834	11.91
2026-02-27	22,934,760	24,683,240	-1,748,480	1,891,779	12.12
2026-02-13	24,683,240	21,239,349	+3,443,891	2,192,093	11.26
2026-01-30	21,239,349	18,109,597	+3,129,752	4,461,189	4.76
2026-01-15	18,109,597	16,120,529	+1,989,068	3,446,142	5.26
2025-12-31	16,120,529	17,247,829	-1,127,300	2,212,196	7.29
2025-12-15	17,247,829	16,097,117	+1,150,712	2,237,449	7.71
2025-11-28	16,097,117	16,349,387	-252,270	2,131,715	7.55
2025-11-14	16,349,387	15,213,060	+1,136,327	2,924,212	5.59
2025-10-31	15,213,060	18,061,349	-2,848,289	3,433,850	4.43
2025-10-15	18,061,349	21,047,108	-2,985,759	2,233,788	8.09
2025-09-30	21,047,108	21,758,081	-710,973	2,261,845	9.31
2025-09-15	21,758,081	20,539,985	+1,218,096	2,250,335	9.67
2025-08-29	20,539,985	20,273,707	+266,278	1,769,177	11.61

Showing 1–17 of 17 settlements

Key facts CIK 1492422 CUSIP 03753U106 13F (30d) 8 filings 5 filers Visit website