SEC 13F Intelligence

Mason Street Advisors, LLC / AMGN

Mason Street Advisors, LLC’s Amgen Inc Position

Does Mason Street Advisors, LLC own Amgen Inc (AMGN)? Not currently — the last reported position was 80.3K shares worth $18M in Q4 2020; the fund’s latest 13F (Q1 2026) no longer reports it.

Position Value
$18M
Q4 2020
Shares
80.3K
% of Portfolio
+0.31%
Quarters Held
9
position exited

Position History AMGN

Reported value by quarter
Q4 ’18: $17MQ4 ’18Q1 ’19: $17MQ2 ’19: $16MQ2 ’19Q3 ’19: $17MQ4 ’19: $20MQ4 ’19Q1 ’20: $17MQ2 ’20: $20MQ2 ’20Q3 ’20: $21MQ4 ’20: $18MQ4 ’20filingsflow.com
QuarterSharesValue% of Portfolio
Q4 202080.3K$18M+0.31%
Q3 202082.3K$21M+0.41%
Q2 202084.0K$20M+0.41%
Q1 202084.8K$17M+0.40%
Q4 201984.8K$20M+0.40%
Q3 201985.4K$17M+0.35%
Q2 201987.0K$16M+0.34%
Q1 201988.8K$17M+0.35%
Q4 201889.8K$17M+0.43%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Mason Street Advisors, LLC’s full portfolio or all institutional holders of AMGN.