| Wynnefield Capital, Inc. | Institution | 3.681.421 | 25,40% | US$ 20,76M | 2026-03-31 |
| Mink Brook Asset Management LLC | Institution | 2.759.400 | 19,04% | US$ 15,56M | 2026-05-27 |
| Mink Brook Partners LP | Institution | 2.065.078 | 14,25% | US$ 11,65M | 2026-05-27 |
| Minerva Advisors LLC | Institution | 1.113.037 | 7,68% | US$ 6,28M | 2026-03-31 |
| Mink Brook Opportunity Fund LP | Institution | 694.322 | 4,79% | US$ 3,92M | 2026-05-27 |
| Mr. Zachary Parker | Insider | 549.594 | 3,79% | US$ 3,10M | 2026-01-21 |
| Ms. Kathryn JohnBull | Insider | 510.856 | 3,52% | US$ 2,88M | 2026-01-21 |
| Minerva Group, L.P. | Institution | 465.551 | 3,21% | US$ 2,63M | 2024-10-15 |
| Vanguard Capital Management, LLC | Institution | 441.468 | 3,05% | US$ 2,49M | 2026-03-31 |
| Mr. Frederick Wasserman | Insider | 264.860 | 1,83% | US$ 1,49M | 2026-01-21 |
| Dimensional Fund Advisors LP | Institution | 247.165 | 1,71% | US$ 1,39M | 2026-03-31 |
| RBF Capital LLC | Institution | 220.000 | 1,52% | US$ 1,24M | 2026-03-31 |
| Renaissance Technologies LLC | Institution | 193.564 | 1,34% | US$ 1,09M | 2026-03-31 |
| Perritt Capital Management, Inc. | Institution | 164.200 | 1,13% | US$ 926,09k | 2025-12-31 |
| Mr. Austin Yerks | Insider | 155.751 | 1,07% | US$ 878,44k | 2026-01-21 |
| Major General Elder Granger | Insider | 142.192 | 0,98% | US$ 801,96k | 2026-01-21 |
| Geode Capital Management, LLC | Institution | 138.494 | 0,96% | US$ 781,11k | 2026-03-31 |
| North Star Investment Management Corporation | Institution | 135.000 | 0,93% | US$ 761,40k | 2026-03-31 |
| U.S. Bancorp Asset Management, Inc. | Institution | 114.526 | 0,79% | US$ 645,93k | 2026-03-31 |
| Dr. Frances Murphy | Insider | 110.751 | 0,76% | US$ 624,64k | 2026-01-21 |
| BlackRock, Inc. | Institution | 72.118 | 0,50% | US$ 406,75k | 2026-03-31 |
| Vanguard Fiduciary Trust Company | Institution | 65.944 | 0,46% | US$ 371,92k | 2026-03-31 |
| State Street Global Advisors, Inc. | Institution | 59.609 | 0,41% | US$ 336,19k | 2026-03-31 |
| ClearArc Capital, Inc. | Institution | 50.151 | 0,35% | US$ 282,85k | 2026-03-31 |
| Citadel Advisors LLC | Institution | 49.140 | 0,34% | US$ 277,15k | 2026-03-31 |
| Bridgeway Capital Management, LLC | Institution | 48.291 | 0,33% | US$ 272,36k | 2026-03-31 |
| Mr. Stephen Zelkowicz | Insider | 46.376 | 0,32% | US$ 261,56k | 2026-01-21 |
| Eaton Vance Management | Institution | 44.402 | 0,31% | US$ 250,43k | 2026-03-31 |
| Proficio Capital Partners LLC | Institution | 38.311 | 0,26% | US$ 216,07k | 2026-03-31 |
| Northern Trust Global Investments | Institution | 36.228 | 0,25% | US$ 204,33k | 2026-03-31 |
| Sandia Investment Management LP | Institution | 34.806 | 0,24% | US$ 196,31k | 2025-12-31 |
| Rothschild Wealth LLC | Institution | 29.200 | 0,20% | US$ 164,69k | 2026-03-31 |
| Ms. Judith Bjornaas | Insider | 19.510 | 0,13% | US$ 110,04k | 2026-01-21 |
| LPL Financial LLC | Institution | 17.200 | 0,12% | US$ 97,01k | 2026-03-31 |