ANNX

Annexon, Inc.

$6.50 +0.95 (+17.12%) At close · Jul 15

Market Cap

$1.18B

199,608,337

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

82/100

Short interest 14.8% of shares — P95 Days to cover 5.4 — P83 Price vs VWAP +16.3% — P93 Short-volume trend -0.6% — P49 Short interest change +12.2% — P69 Worst FTD 0.50% of shares — P89

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	29,604,763	26,388,542	+3,216,221	5,460,764	5.42
2026-06-15	26,388,542	25,834,304	+554,238	2,836,987	9.30
2026-05-29	25,834,304	24,288,025	+1,546,279	2,654,616	9.73
2026-05-15	24,288,025	23,443,455	+844,570	1,828,637	13.28
2026-04-30	23,443,455	19,675,024	+3,768,431	2,148,863	10.91
2026-04-15	19,675,024	18,637,378	+1,037,646	2,498,716	7.87
2026-03-31	18,637,378	16,401,412	+2,235,966	3,258,014	5.72
2026-03-13	16,401,412	15,901,379	+500,033	2,682,175	6.11
2026-02-27	15,901,379	16,131,493	-230,114	2,274,965	6.99
2026-02-13	16,131,493	17,217,855	-1,086,362	2,077,900	7.76
2026-01-30	17,217,855	18,436,024	-1,218,169	2,249,084	7.66
2026-01-15	18,436,024	16,284,598	+2,151,426	3,007,528	6.13
2025-12-31	16,284,598	12,204,357	+4,080,241	2,721,550	5.98
2025-12-15	12,204,357	10,504,723	+1,699,634	2,809,921	4.34
2025-11-28	10,504,723	8,731,864	+1,772,859	4,468,060	2.35
2025-11-14	8,731,864	9,151,927	-420,063	1,926,347	4.53
2025-10-31	9,151,927	10,188,623	-1,036,696	2,086,561	4.39
2025-10-15	10,188,623	10,178,665	+9,958	1,609,579	6.33
2025-09-30	10,178,665	9,569,516	+609,149	2,640,582	3.85
2025-09-15	9,569,516	10,136,355	-566,839	2,022,985	4.73
2025-08-29	10,136,355	9,871,091	+265,264	1,308,961	7.74
2025-08-15	9,871,091	9,608,251	+262,840	1,070,470	9.22
2025-07-31	9,608,251	10,452,762	-844,511	1,398,466	6.87

Showing 1–23 of 23 settlements

Key facts CIK 1528115 CUSIP 03589W102 13F (30d) 8 filings 8 filers Visit website Investor relations