INSM

INSMED Inc

Company with tickers: INSM

CIK
1104506
CUSIP
457669307
Shares Outstanding
215,852,149

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-03-31 13,756,534 10,037,946 +3,718,588 4.66
2026-03-13 10,037,946 11,279,030 -1,241,084 5.28
2026-02-27 11,279,030 11,489,389 -210,359 4.40
2026-02-13 11,489,389 11,703,014 -213,625 5.28
2026-01-30 11,703,014 11,887,857 -184,843 4.76
2026-01-15 11,887,857 11,015,687 +872,170 4.22
2025-12-31 11,015,687 8,927,430 +2,088,257 2.33
2025-12-15 8,927,430 9,866,791 -939,361 3.75
2025-11-28 9,866,791 8,927,374 +939,417 2.82
2025-11-14 8,927,374 8,033,501 +893,873 4.30
2025-10-31 8,033,501 9,481,459 -1,447,958 3.52
2025-10-15 9,481,459 10,727,695 -1,246,236 4.95
2025-09-30 10,727,695 10,575,467 +152,228 4.69
2025-09-15 10,575,467 10,563,132 +12,335 4.86
2025-08-29 10,563,132 10,496,754 +66,378 4.75
2025-08-15 10,496,754 9,537,045 +959,709 2.84
2025-07-31 9,537,045 9,688,399 -151,354 4.32
2025-07-15 9,688,399 9,796,337 -107,938 3.41
2025-06-30 9,796,337 11,650,625 -1,854,288 1.45
2025-06-13 11,650,625 17,458,827 -5,808,202 2.18
2025-05-30 17,458,827 16,467,942 +990,885 7.27
2025-05-15 16,467,942 15,778,659 +689,283 7.72
2025-04-30 15,778,659 15,120,119 +658,540 5.09
2025-04-15 15,120,119 14,503,271 +616,848 5.44