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ARMSTRONG HENRY H ASSOCIATES INC

Position in WAT — Waters Corp /De/

CIK 1056827 PITTSBURGH, PA

Position in WAT

as of Jun 30, 2026 · filed Jul 7, 2026
Position Value
$1,379,397
+$202,492 QoQ
Shares Held
3,678
-6.9% QoQ
Ownership
0.004%
of shares outstanding
% of Portfolio
0.17%
of 13F equity value
Holder Rank
#445
of 1,173 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in WAT Over Time

Shares Held

Position Value (USD)

Position in Diagnostics & Research

Healthcare · as of Jun 30, 2026

ARMSTRONG HENRY H ASSOCIATES INC holds $1,836,423 across 2 Diagnostics & Research names. WAT ranks #1 (75.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 WAT
Waters Corp /De/
This page
3,678 $1,379,397

All Filings in WAT

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,379,397 3,678
2026-03-31 $1,176,905 3,952
2025-12-31 $1,572,876 4,141
2025-09-30 $1,279,589 4,268
2025-06-30 $2,847,119 8,157
2025-03-31 $4,831,584 13,109
2024-12-31 $4,467,712 12,043
2024-09-30 $4,019,251 11,168
2024-06-30 $3,138,808 10,819
2024-03-31 $3,724,224 10,819
2023-12-31 $3,548,770 10,779
2023-09-30 $2,933,772 10,699
2023-06-30 $2,857,042 10,719
2023-03-31 $3,349,886 10,819
2022-12-31 $3,661,495 10,688
2022-09-30 $2,820,092 10,463
2022-06-30 $3,377,981 10,206
2022-03-31 $3,021,336 9,734
2021-12-31 $3,610,121 9,689
2021-09-30 $3,411,857 9,549
2021-06-30 $3,339,975 9,664
2021-03-31 $2,707,855 9,529
2020-12-31 $2,112,719 8,539
2020-09-30 $1,633,732 8,349
2020-06-30 $1,491,727 8,269
2020-03-31 $1,487,166 8,169