Trigran Investments, Inc. — 13F Holdings

2026 Q2  ·  19 Positions

2026 Q2 Portfolio Activity

In 2026 Q2, Trigran Investments, Inc. maintained a portfolio of 19 distinct positions. The most significant new addition was CALIX INC, now representing 3.03% of the total fund value. They heavily accumulated shares in AMPLITUDE INC, increasing the position by 510.0%. Conversely, Trigran Investments, Inc. completely exited their position in OOMA INC.
Position History hover any row below to update
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Trigran Investments, Inc. Deerfield, IL Hedge Fund / Asset Manager AUM $545M
PCA Score Concentration Risk
Risk ENB
Total Positions
19
Quarter
2026 Q2
Top Holding
MTRN (12.0%)
Top 10 Concentration
80.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-19 of 19

Trigran Investments, Inc. Full Holdings List — 2026 Q2

Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
MTRN
MATERION CORP
Basic Materials 11.99% 11.55% #1
Prev: #1
6.0
-114,108 -34.2%
P
S
219,877 $65,389,221
$85.10 +179.4%
$297.21 -20.0%
2022 Q2 13F Filing 2026-06-30 2026-08-12
NPO
ENPRO INC
Industrials 10.82% 10.19% #2 2
Prev: #4
6.0
-13,571 -8.0%
P
S
156,472 $58,978,991 2023 Q2 13F Filing 2026-06-30 2026-08-12
SYNA
SYNAPTICS INC
Technology 9.00% 10.98% #3 1
Prev: #2
4.6
-260,818 -39.8%
P
S
394,893 $49,057,558 2021 Q1 13F Filing 2026-06-30 2026-08-12
EXTR
EXTREME NETWORK...
Technology 8.95% 10.27% #4 1
Prev: #3
4.1
-1,340,045 -47.1%
P
S
1,507,325 $48,792,110 2014 Q4 13F Filing 2026-06-30 2026-08-12
THRM
GENTHERM INC
Consumer Cyclical 7.28% 8.96% #5
Prev: #5
3.9
-184,163 -13.7%
P
S
1,164,206 $39,711,066 2016 Q2 13F Filing 2026-06-30 2026-08-12
SONO
SONOS INC
Technology 7.10% 7.98% #6
Prev: #6
4.8
373,752 15.0%
P
S
2,862,915 $38,735,240 2019 Q1 13F Filing 2026-06-30 2026-08-12
HAYW
HAYWARD HLDGS I...
Industrials 7.10% 6.83% #7 1
Prev: #8
3.3
101,440 4.7%
P
S
2,237,543 $38,731,869 2024 Q2 13F Filing 2026-06-30 2026-08-12
RDVT
RED VIOLET INC
Technology 7.01% 5.02% #8 2
Prev: #10
3.3
-5,987 -1.0%
P
S
600,169 $38,242,769 2020 Q4 13F Filing 2026-06-30 2026-08-12
HLIT
HARMONIC INC
Technology 5.68% 6.91% #9 2
Prev: #7
2.3
-1,318,997 -41.0%
P
S
1,897,838 $30,991,695 2021 Q2 13F Filing 2026-06-30 2026-08-12
BBSI
BARRETT BUSINES...
Industrials 5.07% 5.01% #10 1
Prev: #11
4.0
59,966 8.3%
P
S
778,356 $27,647,205 2024 Q2 13F Filing 2026-06-30 2026-08-12
MDXG
MIMEDX GROUP IN...
Healthcare 5.07% 6.78% #11 2
Prev: #9
2.5
-1,339 -0.0%
P
S
7,173,770 $27,619,014 2024 Q1 13F Filing 2026-06-30 2026-08-12
CNM
CORE & MAIN INC
Industrials 4.18% 1.88% #12 2
Prev: #14
4.7
313,378 196.6%
P
S
472,746 $22,809,995 2025 Q3 13F Filing 2026-06-30 2026-08-12
AMPL
AMPLITUDE INC
Technology 3.26% 0.62% #13 2
Prev: #15
4.3
1,940,683 510.0%
P
S
2,321,209 $17,757,249 2026 Q1 13F Filing 2026-06-30 2026-08-12
CALX
CALIX INC
Technology 3.03% #14
Prev: #—
4.7
442,008
NEW
442,008 $16,495,738 2017 Q3 13F Filing 2026-06-30 2026-08-12
TTGT
TECHTARGET INC
Technology 2.30% 3.21% #15 2
Prev: #13
1.4
26,105 0.8%
P
S
3,487,313 $12,554,327 2024 Q4 13F Filing 2026-06-30 2026-08-12
MSA
MSA SAFETY INC
Industrials 1.95% #16
Prev: #—
4.3
60,834
NEW
60,834 $10,620,399 2026 Q2 13F Filing 2026-06-30 2026-08-12
BRK/B
BERKSHIRE HATHA...
Financial Services 0.21% 0.28% #17
Prev: #17
0.6
-110 -4.6%
P
S
2,290 $1,145,893 2010 Q2 13F Filing 2026-06-30 2026-08-12
AVNS
AVANOS MED INC
Healthcare 0.00% 0.32%
Sold All 😨
(Was: #16)
0.0
-95,540 -100.0%
CLOSED
$— 2026 Q1 13F Filing 2026-06-30 2026-08-12
OOMA
OOMA INC
Technology 0.00% 3.21%
Sold All 😨
(Was: #12)
0.0
-923,264 -100.0%
CLOSED
$— 2020 Q2 13F Filing 2026-06-30 2026-08-12
Showing 1-19 of 19 holdings

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