KLRS

Kalaris Therapeutics, Inc.

Company with tickers: KLRS

CIK

1754068

CUSIP

482929106

Shares Outstanding

23,792,278

Website

https://kalaristx.com

13F Activity (30d)

3 filings 3 filers

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

69/100

Short interest 3.4% of shares — P62 Days to cover 10.3 — P92 Short-volume trend 0.0% — P52

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-05-29). Equal-weight mean of the available factors.

1M 3M 6M 1Y 5Y All

Short Interest History

Settlement Date	Current Position	Previous Position	Change	Avg Daily Volume	Days to Cover
2026-05-29	801,523	804,374	-2,851	77,879	10.29
2026-05-15	804,374	805,754	-1,380	101,925	7.89
2026-04-30	805,754	842,687	-36,933	90,988	8.86
2026-04-15	842,687	995,274	-152,587	88,874	9.48
2026-03-31	995,274	919,448	+75,826	68,245	14.58
2026-03-13	919,448	896,832	+22,616	46,852	19.62
2026-02-27	896,832	859,220	+37,612	74,900	11.97
2026-02-13	859,220	908,837	-49,617	46,777	18.37
2026-01-30	908,837	867,767	+41,070	51,295	17.72
2026-01-15	867,767	539,567	+328,200	100,271	8.65
2025-12-31	539,567	503,479	+36,088	210,190	2.57
2025-12-15	503,479	399,288	+104,191	145,440	3.46
2025-11-28	399,288	428,091	-28,803	194,818	2.05
2025-11-14	428,091	403,085	+25,006	122,881	3.48
2025-10-31	403,085	405,291	-2,206	76,436	5.27
2025-10-15	405,291	681,273	-275,982	282,100	1.44
2025-09-30	681,273	516,686	+164,587	217,397	3.13
2025-09-15	516,686	186,955	+329,731	1,277,912	1.00
2025-08-29	186,955	126,134	+60,821	105,064	1.78
2025-08-15	126,134	110,792	+15,342	57,270	2.20
2025-07-31	110,792	126,695	-15,903	65,969	1.68
2025-07-15	126,695	83,207	+43,488	32,575	3.89
2025-06-30	83,207	55,798	+27,409	45,175	1.84

Showing 1–23 of 23 settlements