SEC 13F Intelligence

Seascape Capital Management / AMG

Seascape Capital Management’s Affiliated Managers Group Position

Does Seascape Capital Management own Affiliated Managers Group (AMG)? Yes — 18.6K shares worth $5M (+1.48% of its 13F portfolio) as of Q1 2026, up from 18.5K shares the prior filed quarter.

Position Value
$5M
Q1 2026
Shares
18.6K
% of Portfolio
+1.48%
Quarters Held
20
currently held

Position History AMG

Reported value by quarter
Q2 ’21: $1MQ2 ’21Q3 ’21: $2MQ4 ’21: $2MQ1 ’22: $2MQ1 ’22Q2 ’22: $1MQ3 ’22: $1MQ4 ’22: $2MQ4 ’22Q1 ’23: $2MQ2 ’23: $2MQ3 ’23: $2MQ3 ’23Q4 ’23: $2MQ1 ’24: $3MQ2 ’24: $3MQ2 ’24Q3 ’24: $3MQ4 ’24: $3MQ1 ’25: $3MQ1 ’25Q2 ’25: $3MQ3 ’25: $4MQ4 ’25: $5MQ4 ’25Q1 ’26: $5Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 202618.6K$5M+1.48%
Q4 202518.5K$5M+1.52%
Q3 202518.4K$4M+1.26%
Q2 202516.7K$3M+1.04%
Q1 202516.7K$3M+0.98%
Q4 202416.2K$3M+1.04%
Q3 202416.2K$3M+1.02%
Q2 202416.0K$3M+0.93%
Q1 202415.7K$3M+0.98%
Q4 202314.1K$2M+0.90%
Q3 202313.3K$2M+0.82%
Q2 202313.1K$2M+0.93%
Q1 202313.0K$2M+0.95%
Q4 202212.4K$2M+1.07%
Q3 202212.3K$1M+0.94%
Q2 202212.6K$1M+0.89%
Q1 202212.3K$2M+0.90%
Q4 202111.3K$2M+0.87%
Q3 202110.4K$2M+0.81%
Q2 20216.6K$1M+0.53%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Seascape Capital Management’s full portfolio or all institutional holders of AMG.