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Trigran Investments, Inc.

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13F filer, CIK 1336800, NORTHBROOK, IL

Trigran Investments, Inc. reported $545,280,339 across 17 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-12. Its ten largest share positions make up 80.01% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001062993-26-004214

Period
2026-06-30
Reported value
$545M
Holdings
17
Top 10 weight
80.01%
New
2
Sold out
2

Largest buys vs the previous quarter

SecurityShares changeApprox. value
CALXnew+442,008$16.5M
CNMadded+313,378$15.1M
AMPLadded+1,940,683$14.8M
MSAnew+60,834$10.6M
SONOadded+373,752$5.06M

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
EXTRreduced-1,340,045-$43.4M
MTRNreduced-114,108-$33.9M
SYNAreduced-260,818-$32.4M
HLITreduced-1,318,997-$21.5M
OOMAexited-923,264-$13.4M

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, Q2 2026

Share positions as resolved from 13F-HR 0001062993-26-004214, largest first. % of portfolio is the value over $545,280,339, 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; 2024Q3: 714,622 shares; 2024Q4: 737,830 shares; 2025Q1: 794,765 shares; 2025Q2: 798,747 shares; 2025Q3: 497,729 shares; 2025Q4: 458,073 shares; 2026Q1: 333,985 shares; 2026Q2: 219,877 shares 219,877$65.4M11.99%-114,108Timeline
NPOENPRO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 288,765 shares; 2024Q4: 283,906 shares; 2025Q1: 278,246 shares; 2025Q2: 194,547 shares; 2025Q3: 179,047 shares; 2025Q4: 179,047 shares; 2026Q1: 170,043 shares; 2026Q2: 156,472 shares 156,472$59M10.82%-13,571Timeline
SYNASYNAPTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,012,575 shares; 2024Q4: 1,072,222 shares; 2025Q1: 1,130,733 shares; 2025Q2: 878,169 shares; 2025Q3: 661,437 shares; 2025Q4: 692,587 shares; 2026Q1: 655,711 shares; 2026Q2: 394,893 shares 394,893$49.1M9%-260,818Timeline
EXTREXTREME NETWORKS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 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; 2025Q4: 2,285,391 shares; 2026Q1: 2,847,370 shares; 2026Q2: 1,507,325 shares 1,507,325$48.8M8.95%-1,340,045Timeline
THRMGENTHERM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 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; 2025Q4: 1,463,143 shares; 2026Q1: 1,348,369 shares; 2026Q2: 1,164,206 shares 1,164,206$39.7M7.28%-184,163Timeline
SONOSONOS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 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; 2025Q4: 2,542,398 shares; 2026Q1: 2,489,163 shares; 2026Q2: 2,862,915 shares 2,862,915$38.7M7.1%+373,752Timeline
HAYWHAYWARD HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 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; 2025Q4: 1,879,312 shares; 2026Q1: 2,136,103 shares; 2026Q2: 2,237,543 shares 2,237,543$38.7M7.1%+101,440Timeline
RDVTRED VIOLET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,911,987 shares; 2024Q4: 1,595,399 shares; 2025Q1: 1,208,845 shares; 2025Q2: 625,970 shares; 2025Q3: 616,554 shares; 2025Q4: 581,243 shares; 2026Q1: 606,156 shares; 2026Q2: 600,169 shares 600,169$38.2M7.01%-5,987Timeline
HLITHARMONIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 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; 2025Q4: 3,221,401 shares; 2026Q1: 3,216,835 shares; 2026Q2: 1,897,838 shares 1,897,838$31M5.68%-1,318,997Timeline
BBSIBARRETT BUSINESS SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 180,637 shares; 2025Q3: 399,686 shares; 2025Q4: 648,738 shares; 2026Q1: 718,390 shares; 2026Q2: 778,356 shares 778,356$27.6M5.07%+59,966Timeline
MDXGMIMEDX GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 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; 2025Q4: 6,163,384 shares; 2026Q1: 7,175,109 shares; 2026Q2: 7,173,770 shares 7,173,770$27.6M5.07%-1,339Timeline
CNMCORE & MAIN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 22,525 shares; 2025Q4: 84,661 shares; 2026Q1: 159,368 shares; 2026Q2: 472,746 shares 472,746$22.8M4.18%+313,378Timeline
AMPLAMPLITUDE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 380,526 shares; 2026Q2: 2,321,209 shares 2,321,209$17.8M3.26%+1,940,683Timeline
CALXCALIX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 742,313 shares; 2024Q4: 721,648 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 442,008 shares 442,008$16.5M3.03%newTimeline
TTGTTECHTARGET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 3,759,509 shares; 2025Q1: 4,526,836 shares; 2025Q2: 4,974,434 shares; 2025Q3: 5,013,868 shares; 2025Q4: 4,735,072 shares; 2026Q1: 3,461,208 shares; 2026Q2: 3,487,313 shares 3,487,313$12.6M2.3%+26,105Timeline
MSAMSA SAFETY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 60,834 shares 60,834$10.6M1.95%newTimeline
BRK-BBERKSHIRE HATHAWAY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 3,150 shares; 2024Q4: 3,150 shares; 2025Q1: 3,150 shares; 2025Q2: 2,500 shares; 2025Q3: 2,400 shares; 2025Q4: 2,400 shares; 2026Q1: 2,400 shares; 2026Q2: 2,290 shares 2,290$1.15M0.21%-110Timeline

Sold out in Q2 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
OOMAOOMA INC923,264$13.4Mshares
AVNSAVANOS MED INC95,540$1.34Mshares

How Q2 2026 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 0001062993-26-004214 base2026-08-12acceptance time not in the bulk data set