JOHN G ULLMAN & ASSOCIATES INC

CIK
919530
City
CORNING
State / Country
NY

Top Portfolio Positions

97 positions · $475,277,099 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio
GLW
Corning Inc /Ny
Technology
319,742 $43,475,319 9.15%
TSM
Taiwan Semiconductor Manufacturing Co Ltd
Technology
120,778 $40,816,925 8.59%
EMR
Emerson Electric Co
Industrials
250,719 $32,849,203 6.91%
OGE
Oge Energy Corp.
Utilities
485,435 $23,281,462 4.90%
BE
Bloom Energy Corp
Industrials
125,662 $17,025,944 3.58%
SLB
Slb Limited/Nv
Energy
266,895 $13,715,734 2.89%
AMZN
Amazon Com Inc
Consumer Cyclical
63,233 $13,169,536 2.77%
POR
Portland General Electric Co /Or/
Utilities
214,357 $11,311,618 2.38%
GNRC
Generac Holdings Inc.
Industrials
55,500 $10,840,815 2.28%
IBM
International Business Machines Corp
Technology
44,520 $10,791,202 2.27%

Portfolio Trend

25 quarters · across all stocks

Holdings in KNF

Export CSV

Shares Held

Position Value (USD)

12 of 12 shown
Report Date Value (USD) Shares
2026-03-31 $4,441,106 54,392
2025-12-31 $4,030,492 57,292
2025-09-30 $4,454,001 57,942
2025-06-30 $4,734,466 57,992
2025-03-31 $5,279,089 58,520
2024-12-31 $5,961,389 58,652
2024-09-30 $5,418,643 60,618
2024-06-30 $4,283,590 61,072
2024-03-31 $5,016,743 61,874
2023-12-31 $4,125,396 62,336
2023-09-30 $3,067,451 62,819
2023-06-30 $4,345,302 99,892