Schedule 13G filing

RA CAPITAL MANAGEMENT, L.P. disclosed a 9% stake in BetterLife Pharma Inc. (BETRF)

Schedule 13G · Filed Sep 22, 2026

RA CAPITAL MANAGEMENT, L.P. reported owning 9% of BetterLife Pharma Inc. (BETRF) (55,420,000 shares) in a Schedule 13G filed Sep 22, 2026.

A 13G is a passive stake: the holder does not plan to push for changes.

Stake

BetterLife Pharma Inc.

Stake

9% stake

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From a public Schedule 13G, linked above. Not investment advice, and not a recommendation to buy or sell.