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QTRHF

Quarterhill Inc. SEC filings

Patent Owners & Lessors · OTC · Incorporated in Ontario, Canada

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Filing history

2026-10-14

D D

Item 06b

2020-02-13

SC 13G/A SC 13G/A

2019-12-23

Foreign company report 6-K

2019-12-23

15-12B 15-12B

2019-12-18

Foreign company report 6-K

2019-12-13

25 25

2019-12-05

Foreign company report 6-K

2019-12-03

Foreign company report 6-K

2019-11-25

Foreign company report 6-K

2019-11-19

Foreign company report 6-K

2019-11-14

Foreign company report 6-K

2019-11-07

Foreign company report 6-K

2019-11-07

Foreign company report 6-K

2019-10-24

Foreign company report 6-K

2019-10-22

Foreign company report 6-K

2019-10-08

Foreign company report 6-K

2019-10-01

S-8 POS S-8 POS

2019-10-01

S-8 POS S-8 POS

2019-10-01

Foreign company report 6-K

2019-08-08

Foreign company report 6-K

2019-08-08

Foreign company report 6-K

2019-08-08

Foreign company report 6-K

2019-07-25

Foreign company report 6-K

2019-06-17

Foreign company report 6-K

2019-06-13

Foreign company report 6-K

2019-05-09

Foreign company report 6-K

2019-05-09

Foreign company report 6-K

2019-04-25

Foreign company report 6-K

2019-04-23

Foreign company report 6-K

2019-04-16

Foreign company report 6-K

2019-04-02

Foreign company report 6-K

2019-03-01

Foreign company report 6-K

2019-02-28

Foreign company report 6-K

2019-02-28

Foreign company report 6-K

2019-02-28

40-F 40-F

2019-02-14

Foreign company report 6-K

2019-02-13

SC 13G SC 13G

2019-01-16

Foreign company report 6-K

2019-01-10

Foreign company report 6-K

2019-01-07

Foreign company report 6-K