SEC 13F Intelligence

William Blair Investment Management, LLC / PRMB

William Blair Investment Management, LLC’s Primo Brands Corporation Position

Does William Blair Investment Management, LLC own Primo Brands Corporation (PRMB)? Yes — 13.06M shares worth $246M (+0.81% of its 13F portfolio) as of Q1 2026, up from 12.63M shares the prior filed quarter.

Position Value
$246M
Q1 2026
Shares
13.06M
% of Portfolio
+0.81%
Quarters Held
6
currently held

Position History PRMB

Reported value by quarter
Q4 ’24: $343MQ4 ’24Q1 ’25: $405MQ1 ’25Q2 ’25: $314MQ2 ’25Q3 ’25: $262MQ3 ’25Q4 ’25: $206MQ4 ’25Q1 ’26: $246MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 202613.06M$246M+0.81%
Q4 202512.63M$206M+0.58%
Q3 202511.83M$262M+0.68%
Q2 202510.60M$314M+0.83%
Q1 202511.40M$405M+1.14%
Q4 202411.16M$343M+0.84%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See William Blair Investment Management, LLC’s full portfolio or all institutional holders of PRMB.