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John G Ullman & Associates 13F Portfolio

Portfolio Manager
John G Ullman & Associates INC
Performance
+27.50% (2026 Q2)
AUM (13F)
$824.41M
# of Holdings
181
Performance Rank
Allocation (Top 20)
40.99%
Latest filing
Q2 2026

John G Ullman & Associates INC Holdings Map

Top 50 John G Ullman & Associates INC Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
GLW
CORNING INC
7.25%233.9K$59.7M
-26.86%(-85.88K)
2025-Q2: 560.2K shares2025-Q3: 409.2K shares2025-Q4: 383.5K shares2026-Q1: 319.7K shares2026-Q2: 233.9K shares
$24.34(+554.76%)
2026-06-30
TSM
TAIWAN SEMICONDUCTOR M F SPONS
6.25%107.9K$51.5M
-10.70%(-12.92K)
2025-Q2: 138.7K shares2025-Q3: 135.3K shares2025-Q4: 127.1K shares2026-Q1: 120.8K shares2026-Q2: 107.9K shares
$86.44(+390.04%)
2026-06-30
EMR
EMERSON ELEC CO
4.31%248.3K$35.5M
-0.96%(-2.41K)
2025-Q2: 284.0K shares2025-Q3: 281.6K shares2025-Q4: 277.4K shares2026-Q1: 250.7K shares2026-Q2: 248.3K shares
$61.16(+161.94%)
2026-06-30
OGE
OGE ENERGY CORP
2.71%458.9K$22.3M
-5.46%(-26.50K)
2025-Q2: 514.5K shares2025-Q3: 508.2K shares2025-Q4: 499.1K shares2026-Q1: 485.4K shares2026-Q2: 458.9K shares
$32.18(+43.28%)
2026-06-30
AMZN
AMAZON.COM INC
1.83%63.2K$15.1M
-0.01%(-9)
2025-Q2: 68.8K shares2025-Q3: 68.1K shares2025-Q4: 67.3K shares2026-Q1: 63.2K shares2026-Q2: 63.2K shares
$114.98(+139.14%)
2026-06-30
BE
BLOOM ENERGY CORP CLASS A
1.81%49.4K$14.9M
-60.72%(-76.30K)
2025-Q2: 282.7K shares2025-Q3: 225.2K shares2025-Q4: 132.8K shares2026-Q1: 125.7K shares2026-Q2: 49.4K shares
$12.65(+1597.94%)
2026-06-30
IBM
IBM CORP
1.51%44.3K$12.4M
-0.56%(-250)
2025-Q2: 82.7K shares2025-Q3: 68.0K shares2025-Q4: 48.7K shares2026-Q1: 44.5K shares2026-Q2: 44.3K shares
$120.46(+96.16%)
2026-06-30
SLB
SCHLUMBERGER LTD F
1.5%266.1K$12.4M
-0.31%(-825)
2025-Q2: 274.2K shares2025-Q3: 275.1K shares2025-Q4: 270.6K shares2026-Q1: 266.9K shares2026-Q2: 266.1K shares
$38.21(+40.12%)
2026-06-30
LNN
LINDSAY CORP
1.44%95.8K$11.9M
+8.31%(+7.35K)
2025-Q2: 58.2K shares2025-Q3: 58.0K shares2025-Q4: 82.3K shares2026-Q1: 88.4K shares2026-Q2: 95.8K shares
$93.31(+25.14%)
2026-06-30
GNRC
GENERAC HLDGS INC
1.41%39.6K$11.6M
-28.66%(-15.90K)
2025-Q2: 58.3K shares2025-Q3: 57.9K shares2025-Q4: 57.5K shares2026-Q1: 55.5K shares2026-Q2: 39.6K shares
$135.08(+56.27%)
2026-06-30

About John G Ullman & Associates INCโ€™s portfolio

John G Ullman & Associates INC reports $824.41M in US-listed equity holdings across 181 positions in its most recent 13F filing. Its largest disclosed positions are GLW (7.3%), TSM (6.3%) and EMR (4.3%). The top 20 holdings account for 40.99% of reported assets. Its disclosed equity book has returned +107.23% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
GLW โ€” 12.1% ($59.74M)TSM โ€” 10.4% ($51.51M)EMR โ€” 7.2% ($35.55M)OGE โ€” 4.5% ($22.33M)AMZN โ€” 3.0% ($15.07M)BE โ€” 3.0% ($14.94M)IBM โ€” 2.5% ($12.45M)SLB โ€” 2.5% ($12.37M)LNN โ€” 2.4% ($11.86M)GNRC โ€” 2.3% ($11.59M)Other โ€” 50.0% ($247.74M)
50%in top 10
  • GLW12.1%
  • TSM10.4%
  • EMR7.2%
  • OGE4.5%
  • AMZN3.0%
  • BE3.0%
  • IBM2.5%
  • SLB2.5%
  • LNN2.4%
  • GNRC2.3%
  • Other50.0%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

Added to
12
MELIMERCADOLIBRE ORD+140.2%
YORWYORK WATER ORD+150.9%
HALHALLIBURTON CO+49.7%
DISDISNEY WALT CO+12.0%
+8 more
Trimmed
38
BEBLOOM ENERGY CORP CLASS A-60.7%
GLWCORNING INC-26.9%
WDCWESTERN DIGITAL CORP-62.1%
INTCINTEL CORP-44.6%
+34 more

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Source filings

Holdings on this page are parsed from John G Ullman & Associates INCโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 919530). View John G Ullman & Associates INCโ€™s 13F filings on SEC

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