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TRILLIUM ASSET MANAGEMENT, LLC

Position in ALGM — Allegro Microsystems, Inc.

CIK 884541 BOSTON, MA

Position in ALGM

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$9,979,887
+$5,958,015 QoQ
Shares Held
143,348
+12.4% QoQ
Ownership
0.077%
of shares outstanding
% of Portfolio
0.31%
of 13F equity value
Holder Rank
#69
of 370 holders
Holding Since
Jun 2021
21 quarters on record
Voting authority Sole 96% Shared 0% None 4%

Common Shares in ALGM Over Time

Shares Held

Position Value (USD)

Position in Semiconductors

Technology · as of Jun 30, 2026

TRILLIUM ASSET MANAGEMENT, LLC holds $417,973,569 across 10 Semiconductors names. ALGM ranks #6 (2.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 ALGM
Allegro Microsystems, Inc.
This page
143,348 $9,979,887

All Filings in ALGM

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21 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $9,979,887 143,348
2026-03-31 $4,021,872 127,557
2025-12-31 $3,588,233 136,021
2025-09-30 $4,863,084 166,544
2025-06-30 $10,627,243 310,829
2025-03-31 $8,207,256 326,592
2024-12-31 $5,613,866 256,810
2024-09-30 $6,467,078 277,557
2024-06-30 $8,044,926 284,877
2024-03-31 $7,163,083 265,693
2023-12-31 $7,893,296 260,763
2023-09-30 $5,666,475 177,410
2023-06-30 $6,838,664 151,499
2023-03-31 $7,147,486 148,937
2022-12-31 $4,386,732 146,127
2022-09-30 $3,308,439 151,416
2022-06-30 $3,008,243 145,396
2022-03-31 $4,081,903 143,729
2021-12-31 $5,624,796 155,467
2021-09-30 $4,482,869 140,265
2021-06-30 $3,381,449 122,074