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CLOSED · 20:15 ET
Market ClerkRecap
Wed Oct 21 · markets closed2 signals today78 insider buys this week · $240.8MCIRO short report next: Oct 31The week ahead

QTRH

Quarterhill Inc.
TSX · TECHNOLOGY · TECHNOLOGY
2.78
−0.01 −0.36%
CAD · Oct 21, 07:43 p.m. ET

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One year, everything drawn on

251 SESSIONS · DAILY CLOSES
3.412.511.600.70Aug 14 · Director buy $40KOCT 2025JAN 2026APRJUL
Insider buyInsider sellHOVER A MARKER FOR THE FILING
THE WORK ORDER · 2026-10-21
Insiders (90d): $40K net buying · 1 distinct buyer
Shorts (latest report): 3.7M short · +638K last period
Every line of the math
32FLAG

Insider activity

ALL 1
DateInsiderTypeValue
Aug 14DirectorBuy$40K

Short interest

HISTORY
ReportShares shortChange
2026-09-303.7M+638K
2026-09-153.1M+166K
2026-08-312.9M+112K
2026-08-152.8M+380K
2026-07-312.5M+1.8M
2026-07-15605K+185K
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