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MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Position in AVTR — Avantor, Inc.

CIK 912938 Boston, MA

Position in AVTR

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$454,528
-$194,200 QoQ
Shares Held
45,912
-44.5% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#220
of 454 holders
Holding Since
Jun 2020
12 quarters on record
Voting authority Sole 84% Shared 16% None 0%

Common Shares in AVTR Over Time

Shares Held

Position Value (USD)

Position in Medical Instruments & Supplies

Healthcare · as of Jun 30, 2026

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $2,836,227,405 across 15 Medical Instruments & Supplies names. AVTR ranks #15 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in AVTR

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12 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $454,528 45,912
2026-03-31 $648,728 82,746
2025-12-31 $82,677,114 7,214,408
2025-09-30 $93,626,031 7,502,086
2025-06-30 $78,902,061 5,861,966
2021-12-31 $4,254,201 100,954
2021-09-30 $5,837,575 142,728
2021-06-30 $15,356,370 432,452
2021-03-31 $12,915,681 446,446
2020-12-31 $3,297,434 117,138
2020-09-30 $2,778,437 123,541
2020-06-30 $1,684,173 99,069