SEC 13F Intelligence

William Blair Investment Management, LLC / BCO

William Blair Investment Management, LLC’s Brinks Co Position

Does William Blair Investment Management, LLC own Brinks Co (BCO)? Yes — 333.3K shares worth $35M (+0.11% of its 13F portfolio) as of Q1 2026, down from 1.54M shares the prior filed quarter.

Position Value
$35M
Q1 2026
Shares
333.3K
% of Portfolio
+0.11%
Quarters Held
30
currently held

Position History BCO

Reported value by quarter
Q4 ’18: $24MQ4 ’18Q1 ’19: $31MQ2 ’19: $135MQ3 ’19: $186MQ4 ’19: $209MQ4 ’19Q1 ’20: $202MQ2 ’20: $179MQ3 ’20: $199MQ4 ’20: $378MQ4 ’20Q1 ’21: $422MQ2 ’21: $404MQ3 ’21: $325MQ4 ’21: $333MQ4 ’21Q1 ’22: $311MQ2 ’22: $270MQ3 ’22: $220MQ4 ’22: $235MQ4 ’22Q1 ’23: $287MQ2 ’23: $246MQ3 ’23: $250MQ4 ’23: $278MQ4 ’23Q1 ’24: $267MQ2 ’24: $284MQ3 ’24: $319MQ4 ’24: $216MQ4 ’24Q1 ’25: $191MQ2 ’25: $175MQ3 ’25: $207MQ4 ’25: $180MQ4 ’25Q1 ’26: $35Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 2026333.3K$35M+0.11%
Q4 20251.54M$180M+0.50%
Q3 20251.77M$207M+0.53%
Q2 20251.96M$175M+0.47%
Q1 20252.22M$191M+0.54%
Q4 20242.32M$216M+0.53%
Q3 20242.76M$319M+0.79%
Q2 20242.77M$284M+0.74%
Q1 20242.89M$267M+0.69%
Q4 20233.16M$278M+0.81%
Q3 20233.44M$250M+0.83%
Q2 20233.63M$246M+0.79%
Q1 20234.29M$287M+1.00%
Q4 20224.38M$235M+0.90%
Q3 20224.55M$220M+0.87%
Q2 20224.45M$270M+1.00%
Q1 20224.57M$311M+0.93%
Q4 20215.08M$333M+0.90%
Q3 20215.14M$325M+0.92%
Q2 20215.25M$404M+1.27%
Q1 20215.33M$422M+1.37%
Q4 20205.25M$378M+1.26%
Q3 20204.84M$199M+0.77%
Q2 20203.93M$179M+0.73%
Q1 20203.89M$202M+0.98%
Q4 20192.31M$209M+0.83%
Q3 20192.24M$186M+0.80%
Q2 20191.67M$135M+0.57%
Q1 2019409.9K$31M+0.13%
Q4 2018371.5K$24M+0.12%

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 BCO.