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Grantham, Mayo, Van Otterloo & Co. LLC

Position in PEN — Penumbra Inc

CIK 1352662 Boston, MA

Position in PEN

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$377,625
New position
Shares Held
1,150
first reported quarter
Ownership
0.003%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2026
1 quarter on record
Voting authority Sole 100% Shared 0% None 0%

Position in Medical Devices

Healthcare · as of Jun 30, 2026

Grantham, Mayo, Van Otterloo & Co. LLC holds $882,276,386 across 8 Medical Devices names.

# Ticker Company Shares Value (USD) Open

All Filings in PEN

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-03-31 $377,625 1,150