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Equibles

PDEX

Pro Dex Inc

Company with tickers: PDEX

CIK
788920
CUSIP
74265M205
Shares Outstanding
3,192,759
13F Activity (30d)
52 filings 48 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 58
Total Value: $36,744,325
Total Shares: 748,053

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 58 13F filers · Δ vs Dec 31, 2025
Top Holder
20.4%
Jun 2023 → Mar 2026 · range 19.0% – 23.3%
−1.4 pts
Top 5
57.6%
Jun 2023 → Mar 2026 · range 50.3% – 68.5%
−7.6 pts
Top 10
76.5%
Jun 2023 → Mar 2026 · range 70.4% – 91.1%
−8.3 pts
HHI
920
Jun 2023 → Mar 2026 · range 754 – 1,186
Broadly held −242

Quarterly Activity

vs Dec 31, 2025
New
12
Increased
13
Decreased
20
Sold Out
10
Unchanged
13
Holder count: +2
Institutional value: +30.9%
Shares held: +2.6%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega MORGAN STANLEY +10,241 14,213
Mid Quadrature Capital Ltd +9,262 14,986
Mega LPL Financial LLC +7,140 13,060
Mega BNP PARIBAS ARBITRAGE, SA +3,881 13,234
Mid PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. +1,735 61,735

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega UBS Group AG −7,504 10,861
Mega BlackRock, Inc. −6,725 152,515
Mega DIMENSIONAL FUND ADVISORS LP −5,179 56,941
Large O'SHAUGHNESSY ASSET MANAGEMENT, LLC −3,017 6,326
Mega BARCLAYS PLC −2,959 324

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 111,330 $5,468,529
Mega VANGUARD FIDUCIARY TRUST CO 13,068 $641,900
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 12,437 $610,905
Small CORSAIR CAPITAL MANAGEMENT, L.P. 10,835 $532,215
Mega GOLDMAN SACHS GROUP INC 10,141 $498,125

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 144,571 $5,563,091
Mega BANK OF AMERICA CORP /DE/ 1,808 $69,571
Mid Global Retirement Partners, LLC 1,000 $38,480
Large LOS ANGELES CAPITAL MANAGEMENT LLC 969 $37,287
Large CIBC Private Wealth Group LLC 600 $23,088
Filter: New 12 Increased 13 Reduced 20 Sold out 10 Unchanged 13
Showing 58 of 58
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega BlackRock, Inc. $7,491,533 20.39% 152,515
Mega VANGUARD CAPITAL MANAGEMENT LLC $5,468,529 14.88% 111,330
Mid PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. $3,032,423 8.25% 61,735
Mega DIMENSIONAL FUND ADVISORS LP $2,796,941 7.61% 56,941
Mega GEODE CAPITAL MANAGEMENT, LLC $2,374,804 6.46% 48,347
Mega NORTHERN TRUST CORP Bank $2,293,460 6.24% 46,691
Mega STATE STREET CORP $1,626,559 4.43% 33,114
Mega JPMORGAN CHASE & CO $1,573,607 4.28% 32,036
Mid Quadrature Capital Ltd $736,112 2.00% 14,986
Mega MORGAN STANLEY $698,141 1.90% 14,213
Mega BNP PARIBAS ARBITRAGE, SA $650,054 1.77% 13,234
Mega VANGUARD FIDUCIARY TRUST CO Bank $641,900 1.75% 13,068
Mega LPL Financial LLC $641,507 1.75% 13,060
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $610,905 1.66% 12,437
Large OSAIC HOLDINGS, INC. $568,514 1.55% 11,574
Mega Bank of New York Mellon Corp Bank $543,216 1.48% 11,059
Mega UBS Group AG $533,491 1.45% 10,861
Small CORSAIR CAPITAL MANAGEMENT, L.P. $532,215 1.45% 10,835
Small BARD ASSOCIATES INC $519,001 1.41% 10,566
Mega GOLDMAN SACHS GROUP INC $498,125 1.36% 10,141
Mega CITADEL ADVISORS LLC $441,392 1.20% 8,986
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $318,936 0.87% 6,493
Large O'SHAUGHNESSY ASSET MANAGEMENT, LLC $310,733 0.85% 6,326
Small MORGAN DEMPSEY CAPITAL MANAGEMENT LLC $285,288 0.78% 5,808
Mega FIRST TRUST ADVISORS LP $280,426 0.76% 5,709
Mid RITHOLTZ WEALTH MANAGEMENT $265,444 0.72% 5,404
Mega Nuveen, LLC $245,451 0.67% 4,997
Mega CITIGROUP INC $118,034 0.32% 2,403
Large NEW YORK STATE COMMON RETIREMENT FUND Pension $93,328 0.25% 1,900
Mega DEUTSCHE BANK AG\ Bank $89,102 0.24% 1,814
Mega ROYAL BANK OF CANADA Bank $70,831 0.19% 1,442
Mega RHUMBLINE ADVISERS $69,013 0.19% 1,405
Mega Vanguard Global Advisers, LLC $50,298 0.14% 1,024
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund $48,923 0.13% 996
Mega WELLS FARGO & COMPANY/MN $37,133 0.10% 756
Large LSV ASSET MANAGEMENT $33,647 0.09% 685
Large Police & Firemen's Retirement System of New Jersey Pension $31,289 0.09% 637
Mid Tower Research Capital LLC (TRC) $30,650 0.08% 624
Mega BARCLAYS PLC $15,914 0.04% 324
Large Russell Investments Group, Ltd. $13,753 0.04% 280
Mega FMR LLC $11,887 0.03% 242
Mid Ameritas Investment Partners, Inc. $10,609 0.03% 216
Mid HARBOUR INVESTMENTS, INC. $9,824 0.03% 200
Mega Legal & General Group Plc $9,431 0.03% 192
Mid Farther Finance Advisors, LLC $7,417 0.02% 151
Small Ascentis Independent Advisors $5,894 0.02% 120
Large CWM, LLC $3,094 0.01% 63
Micro Hurley Capital, LLC $2,947 0.01% 60
Mid GAMMA Investing LLC $884 0.00% 18
Mid Sterling Capital Management LLC $638 0.00% 13
Mega PNC FINANCIAL SERVICES GROUP, INC. $490 0.00% 10
Small Essential Partners LLC $196 0.00% 4
Small Root Financial Partners, LLC $98 0.00% 2
Mid Allworth Financial LP $98 0.00% 2
Mid MAI Capital Management $49 0.00% 1
Mid IFP Advisors, Inc $49 0.00% 1
Mid EverSource Wealth Advisors, LLC $49 0.00% 1
Micro True Wealth Design, LLC $49 0.00% 1

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