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CLOSED · 16:50 ET
Market ClerkRecap
Sun Sep 6 · markets closed2 signals today321 insider buys this week · $404MCIRO short report next: Sep 15The week ahead

MATR

Mattr Corp.
TSX · INDUSTRIALS · ENERGY SERVICES
19.30
+0.30 +1.58%
CAD · close Sep 4

Short interest

CIRO · TWICE MONTHLY
Report dateShares shortChange% of shares out
2026-08-311.2M+113K
2026-08-151.1M+530K
2026-07-31601K−42K
2026-07-15643K−543K

CIRO publishes consolidated short positions for the 15th and month end. Short Watch, all names.

Watch MATR. Know when insiders buy.
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