CIK: 0001336800
Total reported value
$545.3M
Reporting period: 2026-06-30 · Number of holdings: 33
Trigran Investments, Inc. disclosed 33 holdings in its latest 13F filing for the period ending 2026-06-30, with total reported value of $545.3M and a quarterly turnover rate of 33.2%.
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Trigran Investments, Inc.'s disclosed holdings carry a Herfindahl concentration index of 0.076 — mathematically equivalent to about 13 equally-sized positions, well below its 33 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes are fairly uniform across the portfolio (a coefficient of variation of 0.55), suggesting a disciplined, rules-based approach to how much capital goes into each idea.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 20% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
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Sold out OOMA
New buy CALX
Add AMPL
+510.0% $15.2M
Add CNM
+196.6% $14.9M
Add RDVT
-1.0% $17.3M
Trim SYNA
-39.8% $3.1M
Showing top 17 holdings (of 33 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | MTRN | Materion CORP | Stock-Other | 11.99% | +0.44% | -34.17% | |
| 2 | NPO | Enpro Inc | Stock-Industrials | 10.82% | +0.63% | -7.98% | |
| 3 | SYNA | Synaptics Inc | Stock-Other | 9.00% | -1.98% | -39.78% | |
| 4 | EXTR | Extreme Networks Inc | Stock-Other | 8.95% | -1.32% | -47.06% | |
| 5 | THRM | Gentherm Inc | Stock-Other | 7.28% | -1.68% | -13.66% | |
| 6 | SONO | Sonos Inc | Stock-Other | 7.10% | -0.88% | +15.02% | |
| 7 | HAYW | Hayward Holdings Inc | Stock-Other | 7.10% | +0.27% | +4.75% | |
| 8 | RDVT | Red Violet Inc | Stock-Other | 7.01% | +1.99% | -0.99% | |
| 9 | HLIT | Harmonic Inc | Stock-Other | 5.68% | -1.23% | -41.00% | |
| 10 | BBSI | Barrett Business Svcs Inc | Stock-Other | 5.07% | +0.06% | +8.35% | |
| 11 | MDXG | Mimedx Group Inc | Stock-Other | 5.07% | -1.71% | -0.02% | |
| 12 | CNM | Core & Main Inc-class A | Stock-Industrials | 4.18% | +2.30% | +196.64% | |
| 13 | AMPL | Amplitude Inc-class A | Stock-Other | 3.26% | +2.64% | +510.00% | |
| 14 | CALX | Calix Inc | Stock-Tech | 3.03% | +3.03% | NEW | |
| 15 | TTGT | Techtarget Inc | Stock-Other | 2.30% | -0.91% | +0.75% | |
| 16 | MSA | Msa Safety Inc | Stock-Industrials | 1.95% | +1.95% | NEW | |
| 17 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 0.21% | -0.07% | -4.58% |
Performance for Q3 2026
-3%
Performance Last 4 Quarters
+22.5%
| Period | Holdings | Total value | Stability | Top holdings | |
|---|---|---|---|---|---|
| 2026 Q2 | 33 | $545.3M | 33 | ||
| 2026 Q1 | 33 | $418.2M | 26 | ||
| 2025 Q4 | 34 | $507.6M | 15 | ||
| 2025 Q3 | 38 | $551.6M | 31 | ||
| 2025 Q2 | 40 | $575.9M | 0 | ||
| 2025 Q1 | 45 | $679.6M | 100 | ||
| 2024 Q4 | 52 | $869.5M | 0 | ||
| 2024 Q3 | 58 | $913.5M | 0 | ||
| 2024 Q2 | 57 | $956.3M | 0 | ||
| 2024 Q1 | 58 | $1.0B | 0 | ||
| 2023 Q4 | 53 | $1.0B | 0 | ||
| 2023 Q3 | 55 | $938.3M | 0 | ||
| 2023 Q2 | 65 | $1.0B | 0 | ||
| 2023 Q1 | 55 | $1.0B | 0 | ||
| 2022 Q4 | 60 | $997.7M | 0 | ||
| 2022 Q3 | 60 | $871.4M | 0 | ||
| 2022 Q2 | 55 | $857.7M | 0 | ||
| 2022 Q1 | 55 | $984.6M | 0 | ||
| 2021 Q4 | 61 | $1.0B | 0 | ||
| 2021 Q3 | 39 | $906.4M | 0 | ||
| 2021 Q2 | 39 | $907.1M | 100 | ||
| 2021 Q1 | 37 | $809.5M | 19 | ||
| 2020 Q4 | 40 | $783.5M | 43 | ||
| 2020 Q3 | 36 | $552.5M | 23 | ||
| 2020 Q2 | 38 | $510.6M | 39 | ||
| 2020 Q1 | 40 | $455.5M | 40 | ||
| 2019 Q4 | 36 | $556.2M | 19 | ||
| 2019 Q3 | 36 | $529.3M | 33 | ||
| 2019 Q2 | 36 | $600.0M | 25 | ||
| 2019 Q1 | 44 | $583.9M | 24 | ||
| 2018 Q4 | 42 | $538.7M | 33 | ||
| 2018 Q3 | 38 | $482.5M | 29 | ||
| 2018 Q2 | 38 | $488.0M | 27 | ||
| 2018 Q1 | 42 | $473.1M | 24 | ||
| 2017 Q4 | 39 | $445.6M | 12 | ||
| 2017 Q3 | 36 | $443.7M | 17 | ||
| 2017 Q2 | 36 | $390.4M | 34 | ||
| 2017 Q1 | 40 | $364.4M | 44 | ||
| 2016 Q4 | 34 | $373.9M | 63 | ||
| 2016 Q3 | 36 | $381.9M | 25 | 123335C2482564388164L | |
| 2016 Q2 | 36 | $379.6M | 20 | 123335C2482564388164L | |
| 2016 Q1 | 38 | $327.6M | 26 | 123335C2482564388164L | |
| 2015 Q4 | 38 | $343.4M | 20 | ||
| 2015 Q3 | 40 | $319.2M | 26 | ||
| 2015 Q2 | 44 | $310.5M | 26 | ||
| 2015 Q1 | 44 | $327.4M | 31 | ||
| 2014 Q4 | 46 | $305.2M | 30 | ||
| 2014 Q3 | 46 | $271.7M | 23 | ||
| 2014 Q2 | 48 | $239.2M | 39 | ||
| 2014 Q1 | 49 | $228.0M | 41 | ||
| 2013 Q4 | 43 | $226.1M | 22 | ||
| 2013 Q3 | 40 | $210.8M | 24 | ||
| 2013 Q2 | 42 | $201.5M | — |
Trigran Investments, Inc.'s most significant position changes for 2026-06-30: New buy: Calix Inc (CALX); Sold out: Ooma Inc (OOMA); New buy: Msa Safety Inc (MSA); Sold out: Avanos Medical Inc (AVNS); Add: Amplitude Inc-class A (AMPL) — shares +510.00%.
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | CALX | Calix Inc | +3% | NEW | New buy |
| 2 | AMPL | Amplitude Inc-class A | +2.6% | +510.00% | Add |
| 3 | CNM | Core & Main Inc-class A | +2.3% | +196.64% | Add |
| 4 | RDVT | Red Violet Inc | +2% | -0.99% | Trim |
| 5 | MSA | Msa Safety Inc | +2% | NEW | New buy |
| 6 | NPO | Enpro Inc | +0.6% | -7.98% | Trim |
| 7 | MTRN | Materion CORP | +0.4% | -34.17% | Trim |
| 8 | HAYW | Hayward Holdings Inc | +0.3% | +4.75% | Add |
| 9 | BBSI | Barrett Business Svcs Inc | +0.1% | +8.35% | Add |
| 10 | BRK-B | Berkshire Hathaway Inc-cl B | -0.1% | -4.58% | Trim |
| 11 | AVNS | Avanos Medical Inc | -0.3% | EXIT | Sold out |
| 12 | SONO | Sonos Inc | -0.9% | +15.02% | Add |
| 13 | TTGT | Techtarget Inc | -0.9% | +0.75% | Add |
| 14 | HLIT | Harmonic Inc | -1.2% | -41.00% | Trim |
| 15 | EXTR | Extreme Networks Inc | -1.3% | -47.06% | Trim |
| 16 | THRM | Gentherm Inc | -1.7% | -13.66% | Trim |
| 17 | MDXG | Mimedx Group Inc | -1.7% | -0.02% | Trim |
| 18 | SYNA | Synaptics Inc | -2% | -39.78% | Trim |
| 19 | OOMA | Ooma Inc | -3.2% | EXIT | Sold out |
Trigran Investments, Inc. returned an annualized 5.5% over the trailing 36 months — underperforming the S&P 500 by 24.7 points — based on a reconstructed track record of its disclosed 13F positions, with a beta of 1.69 (more volatile than the market) and a 36% quarterly batting average against the index.
Its portfolio is broadly diversified and moderately active, with 84.8% of the portfolio concentrated in Industrials.
Its turnover score has risen from 0 to 33 over the past 4 quarters — a shift toward more active trading.
It has added to its NPO position over the past two quarters (+$20.6M, now $59.0M), while trimming MDXG over the same stretch (-$14.1M, still holding $27.6M).
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