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JOHN G ULLMAN & ASSOCIATES INC

Position in GLW — Corning Inc /Ny

CIK 919530 CORNING, NY

Position in GLW

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$59,736,136
+$16,260,817 QoQ
Shares Held
233,865
-26.9% QoQ
Ownership
0.027%
of shares outstanding
% of Portfolio
10.65%
of 13F equity value
Holder Rank
#208
of 2,661 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in GLW Over Time

Shares Held

Position Value (USD)

Position in Electronic Components

Technology · as of Jun 30, 2026

JOHN G ULLMAN & ASSOCIATES INC holds $59,736,136 across 1 Electronic Components name. GLW ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 GLW
Corning Inc /Ny
This page
233,865 $59,736,136

All Filings in GLW

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $59,736,136 233,865
2026-03-31 $43,475,319 319,742
2025-12-31 $33,581,974 383,531
2025-09-30 $33,564,133 409,169
2025-06-30 $29,462,969 560,239
2025-03-31 $25,908,366 565,932
2024-12-31 $29,505,500 620,907
2024-09-30 $30,244,946 669,877
2024-06-30 $27,328,294 703,431
2024-03-31 $23,527,935 713,833
2023-12-31 $22,676,358 744,708
2023-09-30 $22,241,576 729,950
2023-06-30 $26,501,487 756,321
2023-03-31 $26,722,236 757,433
2022-12-31 $24,758,035 775,142
2022-09-30 $22,430,515 772,933
2022-06-30 $23,633,319 750,026
2022-03-31 $24,834,561 672,841
2021-12-31 $24,102,925 647,406
2021-09-30 $23,201,071 635,820
2021-06-30 $24,957,098 610,198
2021-03-31 $26,944,785 619,278
2020-12-31 $22,871,772 635,327
2020-09-30 $21,166,808 653,095
2020-06-30 $17,160,770 662,578
2020-03-31 $18,197,680 885,963