Pro Dex Inc
PDEX- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0000788920
In the last 90 days, Pro Dex Inc insiders filed 0 open-market purchases and 4 sales; 66 institutions reported holding it in 13F filings for Q2 2026, worth $43.0M in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in Pro Dex Inc as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 42
- +1 vs. Q4 2024
- Shares held
- 686.3K
- +3.25K (+0.5%) vs. Q4 2024
- Total value
- $33.9M
- +$1.99M (+6.2%) vs. Q4 2024
- New holders
- 11
- 13 more added
- Sold out
- 10
- 12 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PDEX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 66 | $43.0M |
| Q1 2026 | 58 | $36.7M |
| Q4 2025 | 56 | $28.1M |
| Q3 2025 | 57 | $25.7M |
| Q2 2025 | 52 | $33.8M |
| Q1 2025 | 42 | $33.9M |
| Q4 2024 | 42 | $32.0M |
| Q3 2024 | 24 | $16.0M |
| Q2 2024 | 25 | $10.4M |
| Q1 2024 | 24 | $9.53M |
| Q4 2023 | 24 | $9.37M |
| Q3 2023 | 21 | $8.21M |
| Q2 2023 | 23 | $9.98M |
| Q1 2023 | 22 | $8.50M |
| Q4 2022 | 22 | $7.90M |
| Q3 2022 | 21 | $8.55M |
| Q2 2022 | 23 | $7.91M |
| Q1 2022 | 22 | $9.29M |
| Q4 2021 | 25 | $14.2M |
| Q3 2021 | 26 | $16.2M |
| Q2 2021 | 28 | $22.1M |
| Q1 2021 | 28 | $20.6M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Pro Dex Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 130,459 | $6.47M | 0.00% | +114+0.1% | Added |
| Acadian Asset Management LLC | 59,276 | $2.94M | 0.01% | +2,931+5.2% | Added |
| Dimensional Fund Advisors LP | 58,762 | $2.91M | 0.00% | +293+0.5% | Added |
| Punch & Associates Investment Management, Inc. | 54,000 | $2.68M | 0.18% | −10,000−15.6% | Reduced |
| BlackRock, Inc. | 42,649 | $2.11M | 0.00% | −1,599−3.6% | Reduced |
| Northern Trust Corp | 42,550 | $2.11M | 0.00% | +6,796+19.0% | Added |
| O'Shaughnessy Asset Management, LLC | 27,946 | $1.39M | 0.01% | +6,669+31.3% | Added |
| Geode Capital Management, LLC | 26,741 | $1.33M | 0.00% | −196−0.7% | Reduced |
| JPMorgan Chase & Co | 21,398 | $1.06M | 0.00% | −654−3.0% | Reduced |
| Millennium Management LLC | 20,535 | $1.02M | 0.00% | +14,967+268.8% | Added |
| Navellier & Associates Inc | 22,070 | $991.8K | 0.14% | +22,070 | New |
| Susquehanna International Group, LLP | 18,662 | $925.3K | 0.00% | +12,224+189.9% | Added |
| LSV Asset Management | 17,601 | $873.0K | 0.00% | 00.0% | Unchanged |
| Ritholtz Wealth Management | 15,944 | $790.5K | 0.02% | +3,711+30.3% | Added |
| Renaissance Technologies LLC | 15,240 | $755.6K | 0.00% | +500+3.4% | Added |
| Bard Associates Inc | 13,596 | $674.1K | 0.25% | 00.0% | Unchanged |
| State Street Corp | 12,473 | $618.4K | 0.00% | +1,200+10.6% | Added |
| American Century Companies Inc | 12,301 | $609.9K | 0.00% | +355+3.0% | Added |
| Citadel Advisors LLC | 8,650 | $428.9K | 0.00% | +8,650 | New |
| UBS Group AG | 8,027 | $398.0K | 0.00% | +1,911+31.2% | Added |
| Morgan Stanley | 7,460 | $369.9K | 0.00% | −10,391−58.2% | Reduced |
| Squarepoint Ops LLC | 7,220 | $358.0K | 0.00% | +7,220 | New |
| Jane Street Group, LLC | 6,483 | $321.4K | 0.00% | +6,483 | New |
| Bank of New York Mellon Corp | 6,415 | $318.1K | 0.00% | +2,096+48.5% | Added |
| Goldman Sachs Group Inc | 5,876 | $291.3K | 0.00% | −1,322−18.4% | Reduced |
| Omers Administration Corp | 5,800 | $287.6K | 0.00% | −900−13.4% | Reduced |
| Advisor Group Holdings, Inc. | 5,760 | $285.6K | 0.00% | −180−3.0% | Reduced |
| Integrated Quantitative Investments LLC | 5,423 | $268.9K | 0.13% | −9−0.2% | Reduced |
| Cubist Systematic Strategies, LLC | 3,424 | $169.8K | 0.00% | +3,424 | New |
| Point72 Asia (Singapore) Pte. Ltd. | 924 | $45.8K | 0.01% | +924 | New |
| FMR LLC | 705 | $35.0K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 600 | $33.0K | 0.00% | +600 | New |
| Bank of America Corp | 619 | $30.7K | 0.00% | −9−1.4% | Reduced |
| Harbour Investments, Inc. | 200 | $9.92K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 140 | $6.00K | 0.00% | −12−7.9% | Reduced |
| Point72 (DIFC) Ltd | 100 | $4.96K | 0.00% | +100 | New |
| ORG Partners LLC | 80 | $4.11K | 0.00% | +80 | New |
| Hurley Capital, LLC | 60 | $2.98K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 34 | $2.00K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 37 | $1.83K | 0.00% | +37 | New |
| Jones Financial Companies LLLP | 25 | $1.21K | 0.00% | +25 | New |
| GWM Advisors LLC | 1 | $50 | 0.00% | −213−99.5% | Reduced |
| EAM Investors, LLC | 0 | $0 | 0.00% | −22,399−100.0% | Sold out |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −15,798−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −9,260−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −6,999−100.0% | Sold out |
| Perritt Capital Management Inc | 0 | $0 | 0.00% | −6,000−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −5,448−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −5,387−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −3,201−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −94−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −61−100.0% | Sold out |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |