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Trigran Investments, Inc.

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13F filer, CIK 1336800, NORTHBROOK, IL

Trigran Investments, Inc. reported $551,649,221 across 17 holdings for the quarter ended 2025-09-30, in a 13F-HR filed 2025-11-12. Its ten largest share positions make up 80.85% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001062993-25-016675

Period
2025-09-30
Reported value
$552M
Holdings
17
Top 10 weight
80.85%
New
1
Sold out
0

Largest buys vs the previous quarter

SecurityShares changeApprox. value
BBSIadded+219,049$9.71M
HCKTadded+121,103$2.3M
CNMnew+22,525$1.21M
TTGTadded+39,434$229K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
MTRNreduced-301,018-$36.4M
SONOreduced-1,401,750-$22.1M
THRMreduced-445,093-$15.2M
SYNAreduced-216,732-$14.8M
OOMAreduced-779,658-$9.35M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q3 2025

Share positions as resolved from 13F-HR 0001062993-25-016675, largest first. % of portfolio is the value over $551,649,221, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
MTRNMATERION CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 714,622 shares; 2024Q4: 737,830 shares; 2025Q1: 794,765 shares; 2025Q2: 798,747 shares; 2025Q3: 497,729 shares 497,729$60.1M10.9%-301,018Timeline
THRMGENTHERM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,855,480 shares; 2024Q4: 1,990,938 shares; 2025Q1: 2,210,388 shares; 2025Q2: 2,194,560 shares; 2025Q3: 1,749,467 shares 1,749,467$59.6M10.8%-445,093Timeline
MDXGMIMEDX GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 7,690,369 shares; 2024Q4: 7,621,517 shares; 2025Q1: 7,599,557 shares; 2025Q2: 8,390,458 shares; 2025Q3: 7,701,028 shares 7,701,028$53.8M9.74%-689,430Timeline
SONOSONOS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 4,817,635 shares; 2024Q4: 4,231,712 shares; 2025Q1: 5,248,935 shares; 2025Q2: 4,404,484 shares; 2025Q3: 3,002,734 shares 3,002,734$47.4M8.6%-1,401,750Timeline
EXTREXTREME NETWORKS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,289,817 shares; 2024Q4: 2,384,325 shares; 2025Q1: 3,106,446 shares; 2025Q2: 2,323,371 shares; 2025Q3: 2,192,401 shares 2,192,401$45.3M8.21%-130,970Timeline
SYNASYNAPTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,012,575 shares; 2024Q4: 1,072,222 shares; 2025Q1: 1,130,733 shares; 2025Q2: 878,169 shares; 2025Q3: 661,437 shares 661,437$45.2M8.19%-216,732Timeline
NPOENPRO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 288,765 shares; 2024Q4: 283,906 shares; 2025Q1: 278,246 shares; 2025Q2: 194,547 shares; 2025Q3: 179,047 shares 179,047$40.5M7.34%-15,500Timeline
HLITHARMONIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 5,675,945 shares; 2024Q4: 4,979,294 shares; 2025Q1: 4,091,668 shares; 2025Q2: 3,592,994 shares; 2025Q3: 3,221,401 shares 3,221,401$32.8M5.94%-371,593Timeline
RDVTRED VIOLET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,911,987 shares; 2024Q4: 1,595,399 shares; 2025Q1: 1,208,845 shares; 2025Q2: 625,970 shares; 2025Q3: 616,554 shares 616,554$32.2M5.84%-9,416Timeline
TTGTTECHTARGET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 3,759,509 shares; 2025Q1: 4,526,836 shares; 2025Q2: 4,974,434 shares; 2025Q3: 5,013,868 shares 5,013,868$29.1M5.28%+39,434Timeline
HAYWHAYWARD HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,365,427 shares; 2024Q4: 2,400,037 shares; 2025Q1: 2,064,096 shares; 2025Q2: 1,879,312 shares; 2025Q3: 1,879,312 shares 1,879,312$28.4M5.15%0Timeline
OOMAOOMA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,824,279 shares; 2024Q4: 3,487,277 shares; 2025Q1: 3,302,007 shares; 2025Q2: 3,008,870 shares; 2025Q3: 2,229,212 shares 2,229,212$26.7M4.85%-779,658Timeline
BBSIBARRETT BUSINESS SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 180,637 shares; 2025Q3: 399,686 shares 399,686$17.7M3.21%+219,049Timeline
ANIKANIKA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,124,460 shares; 2024Q4: 2,021,778 shares; 2025Q1: 2,041,853 shares; 2025Q2: 2,036,511 shares; 2025Q3: 1,621,215 shares 1,621,215$15.2M2.76%-415,296Timeline
HCKTHACKETT GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,078,837 shares; 2024Q4: 877,554 shares; 2025Q1: 778,615 shares; 2025Q2: 675,300 shares; 2025Q3: 796,403 shares 796,403$15.1M2.74%+121,103Timeline
CNMCORE & MAIN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 22,525 shares 22,525$1.21M0.22%newTimeline
BRK-BBERKSHIRE HATHAWAY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,150 shares; 2024Q4: 3,150 shares; 2025Q1: 3,150 shares; 2025Q2: 2,500 shares; 2025Q3: 2,400 shares 2,400$1.21M0.22%-100Timeline

How Q3 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001062993-25-016675 base2025-11-12acceptance time not in the bulk data set