VSTM short interest

Verastem Inc. · Healthcare · Biotechnology · settlement date 2026-09-30

Shares short14,964,825
Change vs prior report-3,063,791 (-17.0%)
Change over six months-8.6%
Days to cover6.97 (sector: 3.78)
Average daily volume2,145,520
Rank in Healthcare#253 of 922 by days to cover

VSTM short interest, last 12 months

SettlementShares shortChangeDays to coverAvg daily volume
2026-09-3014,964,825-17.0%6.972,145,520
2026-09-1518,028,616-1.5%6.522,766,524
2026-08-3118,298,315-3.2%10.971,668,342
2026-08-1418,909,052-4.6%9.631,963,144
2026-07-3119,825,791-1.4%9.352,120,165
2026-07-1520,103,345-16.7%6.832,941,341
2026-06-3024,142,937+10.9%6.953,471,505
2026-06-1521,774,894+2.6%8.892,449,781
2026-05-2921,213,623+18.7%10.132,094,874
2026-05-1517,870,249+2.0%6.992,555,439
2026-04-3017,523,588+0.6%8.781,996,507
2026-04-1517,417,758+6.4%9.001,934,943
2026-03-3116,365,830-8.3%6.072,695,987
2026-03-1317,851,179+4.4%10.521,696,365
2026-02-2717,095,624-5.3%13.541,263,042
2026-02-1318,052,448+9.7%10.571,708,619
2026-01-3016,459,027-3.8%10.041,639,313
2026-01-1517,115,556+0.6%7.182,383,161
2025-12-3117,017,419+1.8%9.301,829,230
2025-12-1516,721,345-9.1%10.741,556,501
2025-11-2818,393,487-3.9%6.452,851,226
2025-11-1419,141,071+8.6%7.182,664,653
2025-10-3117,632,734-2.5%6.682,640,714
2025-10-1518,094,970+3.6%10.411,737,883
2025-09-3017,472,645+3.9%9.671,807,236
import finzdata as yf
yf.Ticker("VSTM").short_interest          # every report since 2017
yf.Client().short_interest(["VSTM"], start="2018-01-01")

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