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LOOMIS SAYLES & CO L P

Position in PEN — Penumbra Inc

CIK 312348 BOSTON, MA

Position in PEN

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$117,555
-$28,995,124 QoQ
Shares Held
358
-99.6% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
17 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in PEN Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Mar 31, 2026

LOOMIS SAYLES & CO L P holds $142,136,158 across 12 Medical Devices names. PEN ranks #7 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 PEN
Penumbra Inc
This page
358 $117,555

All Filings in PEN

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17 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $117,555 358
2025-12-31 $29,112,679 93,637
2025-09-30 $24,850,691 98,100
2025-06-30 $26,109,535 101,740
2025-03-31 $31,967,260 119,544
2024-12-31 $29,039,053 122,280
2024-09-30 $21,837,140 112,383
2024-06-30 $17,789,854 98,849
2024-03-31 $21,421,931 95,985
2023-12-31 $21,823,610 86,760
2023-09-30 $6,531 27
2023-06-30 $6,193 18
2022-06-30 $1,369 11
2022-03-31 $2,443 11
2020-09-30 $53,676,675 276,143
2020-06-30 $46,123,936 257,935
2020-03-31 $38,120,826 236,291