| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| AO Partners I, LP | 31% | $50,463,367 | 1,017,817 | Swenson Nicholas John | 02 Apr 2025 | |||
| FARNAM STREET PARTNERS LP /MN | 8.8% | -10% | $14,169,319 | -$1,683,985 | 285,787 | -11% | CABILLOT RAYMOND E | 25 Mar 2025 |
As of 30 Sep 2025, 54 institutional investors reported holding 749,452 shares of PRO DEX INC - Common Stock, no par value (PDEX). This represents 23% of the company’s total 3,262,234 outstanding shares.
The largest institutional shareholders of PRO DEX INC - Common Stock, no par value (PDEX) together control 23% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 4.8% | 155,876 | +4.1% | 0% | $5,276,402 |
| VANGUARD GROUP INC | 4.5% | 146,137 | -0.02% | 0% | $4,946,737 |
| DIMENSIONAL FUND ADVISORS LP | 1.9% | 62,527 | 0% | 0% | $2,116,552 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.5% | 49,499 | -4.2% | 0% | $1,675,819 |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 1.5% | 48,608 | +42% | 0.1% | $1,645,381 |
| NORTHERN TRUST CORP | 1.5% | 47,832 | -11% | 0% | $1,619,113 |
| JPMORGAN CHASE & CO | 1.1% | 34,420 | -4.1% | 0% | $1,165,117 |
| STATE STREET CORP | 0.97% | 31,754 | +19% | 0% | $1,074,873 |
| D.A. DAVIDSON & CO. | 0.8% | 26,073 | +152% | 0.01% | $882,571 |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 0.71% | 23,284 | -28% | 0% | $788,163 |
| NAVELLIER & ASSOCIATES INC | 0.59% | 19,191 | -15% | 0.07% | $649,615 |
| RITHOLTZ WEALTH MANAGEMENT | 0.45% | 14,616 | -31% | 0.01% | $494,752 |
| Bank of New York Mellon Corp | 0.36% | 11,682 | +6.4% | 0% | $395,436 |
| BARD ASSOCIATES INC | 0.32% | 10,589 | -0.07% | 0.1% | $358,438 |
| UBS Group AG | 0.3% | 9,902 | +26% | 0% | $335,182 |
| GOLDMAN SACHS GROUP INC | 0.25% | 8,103 | 0% | $274,287 | |
| OSAIC HOLDINGS, INC. | 0.24% | 7,894 | +11% | 0% | $284,480 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.22% | 7,211 | 0% | 0% | $244,092 |
| AMERICAN CENTURY COMPANIES INC | 0.19% | 6,316 | -38% | 0% | $213,797 |
| MORGAN DEMPSEY CAPITAL MANAGEMENT LLC | 0.17% | 5,469 | +33% | 0.08% | $185,126 |
| BARCLAYS PLC | 0.1% | 3,108 | -18% | 0% | $105,207 |
| MORGAN STANLEY | 0.08% | 2,465 | -42% | 0% | $83,440 |
| AlphaQuest LLC | 0.06% | 2,085 | 0% | $70,577 | |
| NEW YORK STATE COMMON RETIREMENT FUND | 0.06% | 1,900 | -21% | 0% | $64,315 |
| RHUMBLINE ADVISERS | 0.06% | 1,893 | -16% | 0% | $64,072 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 148 | $5,695 | +$1,960 | $38.48 | 3 |
| 2025 Q3 | 749,452 | $25,386,514 | -$1,347,810 | $33.85 | 54 |
| 2025 Q2 | 774,930 | $33,817,646 | +$3,273,260 | $43.64 | 51 |
| 2025 Q1 | 686,266 | $33,924,177 | +$273,128 | $49.58 | 42 |
| 2024 Q4 | 678,078 | $31,699,817 | +$6,964,321 | $46.75 | 41 |
| 2024 Q3 | 534,796 | $15,962,454 | +$130,383 | $29.85 | 24 |
| 2024 Q2 | 530,215 | $10,412,993 | +$15,380 | $19.64 | 25 |
| 2024 Q1 | 43,497 | $765,007 | +$69,505 | $17.60 | 5 |
| 2023 Q4 | 536,401 | $9,372,876 | +$4,072,334 | $17.52 | 23 |
| 2023 Q3 | 34 | $1,000 | -$6,774 | $29.41 | 1 |
| 2023 Q2 | 523,142 | $9,979,163 | +$117,709 | $19.10 | 21 |
| 2023 Q1 | 517,006 | $8,500,696 | +$294,648 | $16.41 | 21 |
| 2022 Q4 | 499,035 | $7,896,576 | +$272,578 | $15.90 | 21 |
| 2022 Q3 | 481,987 | $8,539,000 | -$192,817 | $17.72 | 19 |
| 2022 Q2 | 494,039 | $7,906,000 | -$1,117,244 | $15.95 | 21 |
| 2022 Q1 | 562,022 | $9,288,000 | -$754,582 | $16.52 | 21 |
| 2021 Q4 | 605,372 | $14,217,000 | -$558,536 | $23.66 | 23 |
| 2021 Q3 | 628,707 | $16,201,000 | -$2,554,660 | $25.70 | 25 |
| 2021 Q2 | 720,054 | $22,007,000 | -$1,088,252 | $30.56 | 26 |
| 2021 Q1 | 759,757 | $20,475,619 | -$82,409 | $26.95 | 26 |
| 2020 Q4 | 778,714 | $24,113,000 | +$3,244,011 | $30.96 | 23 |
| 2020 Q3 | 673,154 | $19,251,000 | +$132,323 | $28.60 | 22 |
| 2020 Q2 | 521,806 | $9,298,000 | +$1,931,806 | $17.82 | 18 |
| 2020 Q1 | 421,408 | $6,822,000 | -$1,909,496 | $16.20 | 19 |
| 2019 Q4 | 624,970 | $10,968,000 | +$211,717 | $17.55 | 21 |
| 2019 Q3 | 623,815 | $9,543,000 | +$154,885 | $15.30 | 26 |
| 2019 Q2 | 628,402 | $8,156,000 | +$2,072,187 | $12.98 | 25 |
| 2019 Q1 | 42 | $1,000 | -$524,001 | $23.81 | 1 |
| 2018 Q4 | 462,172 | $5,581,000 | +$1,922,156 | $12.08 | 17 |
| 2018 Q3 | 315,100 | $3,278,000 | +$579,690 | $10.40 | 16 |
| 2018 Q2 | 259,382 | $1,732,000 | -$82,440 | $6.67 | 14 |
| 2018 Q1 | 271,730 | $1,860,000 | +$87,903 | $6.85 | 13 |
| 2017 Q4 | 258,688 | $1,766,000 | +$669,650 | $6.81 | 13 |
| 2017 Q3 | 160,680 | $1,159,000 | +$842,069 | $7.20 | 12 |
| 2017 Q2 | 43,151 | $265,000 | -$29,664 | $6.13 | 7 |
| 2017 Q1 | 50,593 | $234,000 | +$61,284 | $4.66 | 9 |
| 2016 Q4 | 37,709 | $177,000 | -$175,085 | $4.69 | 8 |
| 2016 Q3 | 721 | $4,000 | -$340 | $5.76 | 2 |
| 2016 Q2 | 115 | $1,000 | -$227,002 | $8.70 | 1 |
| 2016 Q1 | 132,102 | $505,000 | +$187,849 | $3.83 | 5 |
| 2015 Q4 | 83,046 | $201,000 | +$47,000 | $2.43 | 3 |
| 2015 Q3 | 63,514 | $157,000 | +$21,000 | $2.47 | 3 |
| 2015 Q2 | 55,340 | $129,000 | +$7,000 | $2.33 | 3 |
| 2015 Q1 | 52,340 | $108,000 | -$1,000 | $2.05 | 2 |
| 2014 Q4 | 990 | $2,000 | +$2,000 | $2.02 | 2 |
| 2014 Q3 | 57,235 | $130,000 | +$11,000 | $2.28 | 3 |
| 2014 Q2 | 52,150 | $110,000 | -$29,000 | $2.72 | 2 |
| 2014 Q1 | 66,850 | $133,000 | -$330,000 | $1.99 | 2 |