RB
Robert Bruce (Bruce & Co) disclosed increased in Supernus
Robert Bruce (Bruce & Co) filed a 13F change in Supernus (868459108) on 2026-05-14, covering period end 2026-03-31.
Action
Increased
Capital
$1,088,381 reported value
Institutional 13F Signals1 evidence source
Why it matters
This signal is anchored to the SEC filing date while retaining the underlying 13F period end.