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LOOMIS SAYLES & CO L P

Position in ONTO — Onto Innovation Inc.

CIK 312348 BOSTON, MA

Position in ONTO

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$49,741,196
+$33,115,762 QoQ
Shares Held
131,434
+62.1% QoQ
Ownership
0.268%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#80
of 686 holders
Holding Since
Jun 2023
10 quarters on record
Voting authority Sole 98% Shared 0% None 2%

Common Shares in ONTO Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

LOOMIS SAYLES & CO L P holds $414,164,970 across 9 Semiconductor Equipment & Materials names. ONTO ranks #2 (12.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 ONTO
Onto Innovation Inc.
This page
131,434 $49,741,196

All Filings in ONTO

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10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $49,741,196 131,434
2026-03-31 $16,625,434 81,072
2025-03-31 $26,460,370 218,068
2024-12-31 $37,115,575 222,689
2024-09-30 $55,210,960 266,000
2024-06-30 $66,571,909 303,206
2024-03-31 $62,264,176 343,849
2023-12-31 $54,246,473 354,784
2023-09-30 $42,756,180 335,290
2023-06-30 $34,592,986 297,012