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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, Q4 2024

Institutional positions in Pro Dex Inc as of Dec 31, 2024. 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
+18 vs. Q3 2024
Shares held
684.0K
+149.2K (+27.9%) vs. Q3 2024
Total value
$32.0M
+$16.0M (+100.3%) vs. Q3 2024
New holders
19
9 more added
Sold out
1
8 more reduced

Compare with Q3 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.

Institutional holdersQ4 2024: 42 institutions
Q1 2021: 28 institutionsQ2 2021: 28 institutionsQ3 2021: 26 institutionsQ4 2021: 25 institutionsQ1 2022: 22 institutionsQ2 2022: 23 institutionsQ3 2022: 21 institutionsQ4 2022: 22 institutionsQ1 2023: 22 institutionsQ2 2023: 23 institutionsQ3 2023: 21 institutionsQ4 2023: 24 institutionsQ1 2024: 24 institutionsQ2 2024: 25 institutionsQ3 2024: 24 institutionsQ4 2024: 42 institutionsQ1 2025: 42 institutionsQ2 2025: 52 institutionsQ3 2025: 57 institutionsQ4 2025: 56 institutionsQ1 2026: 58 institutionsQ2 2026: 66 institutions
Value heldQ4 2024: $32.0M
Q1 2021: $20.8MQ2 2021: $22.1MQ3 2021: $16.2MQ4 2021: $14.2MQ1 2022: $9.29MQ2 2022: $7.91MQ3 2022: $8.55MQ4 2022: $7.90MQ1 2023: $8.50MQ2 2023: $9.98MQ3 2023: $8.21MQ4 2023: $10.0MQ1 2024: $10.6MQ2 2024: $10.9MQ3 2024: $16.7MQ4 2024: $32.0MQ1 2025: $33.9MQ2 2025: $33.8MQ3 2025: $26.8MQ4 2025: $28.1MQ1 2026: $36.7MQ2 2026: $43.0M
Institutions holding PDEX and their total value by quarter
QuarterHoldersValue
Q2 202666$43.0M
Q1 202658$36.7M
Q4 202556$28.1M
Q3 202557$26.8M
Q2 202552$33.8M
Q1 202542$33.9M
Q4 202442$32.0M
Q3 202424$16.7M
Q2 202425$10.9M
Q1 202424$10.6M
Q4 202324$10.0M
Q3 202321$8.21M
Q2 202323$9.98M
Q1 202322$8.50M
Q4 202222$7.90M
Q3 202221$8.55M
Q2 202223$7.91M
Q1 202222$9.29M
Q4 202125$14.2M
Q3 202126$16.2M
Q2 202128$22.1M
Q1 202128$20.8M

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Pro Dex Inc; share changes are against Q3 2024.

Institutions holding PDEX in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc130,345$6.09M0.00%+9,218+7.6%Added
Punch & Associates Investment Management, Inc.64,000$2.99M0.16%−4,000−5.9%Reduced
Dimensional Fund Advisors LP58,469$2.73M0.00%−4,567−7.2%Reduced
Acadian Asset Management LLC56,345$2.63M0.01%00.0%Unchanged
BlackRock, Inc.44,248$2.07M0.00%+5,466+14.1%Added
Northern Trust Corp35,754$1.67M0.00%+4,426+14.1%Added
Geode Capital Management, LLC26,937$1.26M0.00%−498−1.8%Reduced
EAM Investors, LLC22,399$1.05M0.15%+22,399New
JPMorgan Chase & Co22,052$1.03M0.00%−2,738−11.0%Reduced
O'Shaughnessy Asset Management, LLC21,277$994.7K0.01%+21,277New
Morgan Stanley17,851$834.5K0.00%+2,351+15.2%Added
LSV Asset Management17,601$823.0K0.00%−5,181−22.7%Reduced
683 Capital Management, LLC15,798$738.6K0.07%+15,798New
Renaissance Technologies LLC14,740$689.1K0.00%+1,100+8.1%Added
Bard Associates Inc13,596$635.6K0.22%00.0%Unchanged
Ritholtz Wealth Management12,233$571.9K0.02%+12,233New
American Century Companies Inc11,946$558.5K0.00%+11,946New
State Street Corp11,273$527.0K0.00%+650+6.1%Added
Marshall Wace, LLP9,260$432.9K0.00%+9,260New
Goldman Sachs Group Inc7,198$336.5K0.00%+7,198New
Russell Investments Group, Ltd.6,999$327.2K0.00%+6,999New
Omers Administration Corp6,700$313.2K0.00%+6,700New
Susquehanna International Group, LLP6,438$301.0K0.00%+6,438New
UBS Group AG6,116$285.9K0.00%+1,749+40.1%Added
Perritt Capital Management Inc6,000$280.5K0.15%00.0%Unchanged
Advisor Group Holdings, Inc.5,940$277.7K0.00%−5,180−46.6%Reduced
Millennium Management LLC5,568$260.3K0.00%+5,568New
Arrowstreet Capital, Limited Partnership5,448$254.7K0.00%+5,448New
Integrated Quantitative Investments LLC5,432$253.9K0.13%+5,432New
Trexquant Investment LP5,387$251.8K0.00%+5,387New
Bank of New York Mellon Corp4,319$201.9K0.00%+4,319New
Citigroup Inc3,201$149.6K0.00%+3,201New
Global Retirement Partners, LLC1,000$46.8K0.00%00.0%Unchanged
FMR LLC705$33.0K0.00%−3,268−82.3%Reduced
Bank of America Corp628$29.4K0.00%+10+1.6%Added
GWM Advisors LLC214$10.0K0.00%+2+0.9%Added
Harbour Investments, Inc.200$9.35K0.00%00.0%Unchanged
Lazard Asset Management LLC152$7.00K0.00%+152New
Tower Research Capital LLC (TRC)94$4.39K0.00%−46−32.9%Reduced
Farther Finance Advisors, LLC61$2.85K0.00%+61New
Hurley Capital, LLC60$2.82K0.00%+60New
CWM, LLC34$2.00K0.00%00.0%Unchanged
Barclays PLC0$00.00%−148−100.0%Sold out