PDEX · Pro Dex Inc

$73.41 +11.66 (+18.88%) At close · Sep 4

Russell 2000 member Rebalance outlook locked

Market Cap

$235.16M

3.20M

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.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 67

Total Value: $42,999,133

Total Shares: 734,401

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 67 13F filers · Δ vs Mar 31, 2026

Top Holder

20.9%

+0.5 pts

Top 5

53.8%

−3.8 pts

Top 10

69.4%

−7.1 pts

HHI

811

Broadly held−109

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +9

Institutional value: +17.0%

Shares held: -1.8%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mega GOLDMAN SACHS GROUP INC	+8,570	18,711
Mega Nuveen, LLC	+4,250	9,247
Mega BNP PARIBAS ARBITRAGE, SA	+2,711	15,945
Mega VANGUARD PORTFOLIO MANAGEMENT LLC	+1,895	14,332
Mega GEODE CAPITAL MANAGEMENT, LLC	+1,289	49,636

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mega NORTHERN TRUST CORP	−31,076	15,615
Mega VANGUARD CAPITAL MANAGEMENT LLC	−29,047	82,283
Mid PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.	−9,000	52,735
Mega UBS Group AG	−6,229	4,632
Mega MORGAN STANLEY	−5,549	8,664

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Small Pekin Hardy Strauss, Inc.	16,500	$966,075
Mega JANE STREET GROUP, LLC	13,638	$798,504
Large HRT FINANCIAL LP	9,514	$557,044
Mid XTX Topco Ltd	7,950	$465,472
Mid NAVELLIER & ASSOCIATES INC	5,496	$321,790

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Large Quadrature Capital Ltd	14,986	$736,112
Mega CITADEL ADVISORS LLC	8,986	$441,392
Large LSV ASSET MANAGEMENT	685	$33,647
Micro Ascentis Independent Advisors	120	$5,894
Large CWM, LLC	63	$3,094

Filter: New 17 Increased 23 Reduced 19 Sold out 8 Unchanged 8

Showing 67 of 67

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

BlackRock, Inc.

$8,968,569

20.86%

153,178

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	737	$43,151	0.5%	Sole
BlackRock Investment Management, LLC	6,196	$362,775	4.0%	Sole
BLACKROCK ADVISORS LLC	4,233	$247,842	2.8%	Sole
BlackRock Fund Advisors	81,338	$4,762,339	53.1%	Sole
BlackRock Institutional Trust Company, N.A.	60,674	$3,552,462	39.6%	Sole

VANGUARD CAPITAL MANAGEMENT LLC

$4,817,669

11.20%

82,283

DIMENSIONAL FUND ADVISORS LP

$3,340,920

7.77%

57,061

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Dimensional Fund Advisors Ltd.	261	$15,281	0.5%	Defined
DFA Australia Ltd.	400	$23,420	0.7%	Defined
Dimensional Ireland Ltd	1,709	$100,061	3.0%	Defined
Held directly	54,691	$3,202,158	95.8%	Sole

PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.

$3,087,634

7.18%

52,735

GEODE CAPITAL MANAGEMENT, LLC

$2,906,187

6.76%

49,636

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	7,092	$415,236	14.3%	Defined
Held directly	42,544	$2,490,951	85.7%	Defined

JPMORGAN CHASE & CO

$1,890,403

4.40%

32,287

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	860	$50,353	2.7%	Defined
J.P. Morgan Investment Management Inc.	1	$58	0.0%	Defined
J.P. Morgan Securities LLC	31,380	$1,837,299	97.2%	Defined
J.P. Morgan Securities plc	46	$2,693	0.1%	Defined

STATE STREET CORP

$1,833,200

4.26%

31,310

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS EUROPE LIMITED joint	31,310	$1,833,200	100.0%	Defined

GOLDMAN SACHS GROUP INC

$1,095,529

2.55%

18,711

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	18,711	$1,095,529	100.0%	Defined

Pekin Hardy Strauss, Inc.

$966,075

2.25%

16,500

BNP PARIBAS ARBITRAGE, SA

$933,579

2.17%

15,945

NORTHERN TRUST CORP

$914,257

2.13%

15,615

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	15,287	$895,053	97.9%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	328	$19,204	2.1%	Other

VANGUARD PORTFOLIO MANAGEMENT LLC

$839,138

1.95%

14,332

LPL Financial LLC

$837,089

1.95%

14,297

JANE STREET GROUP, LLC

$798,504

1.86%

13,638

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	10,133	$593,287	74.3%	Defined
Jane Street Global Trading, LLC	3,505	$205,217	25.7%	Defined

VANGUARD FIDUCIARY TRUST CO

$778,715

1.81%

13,300

Bank of New York Mellon Corp

$678,417

1.58%

11,587

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	4,959	$290,349	42.8%	Defined
The Bank of New York Mellon	3,297	$193,039	28.5%	Defined
Newton Investment Management North America, LLC	3,330	$194,971	28.7%	Defined
Held directly	1	$58	0.0%	Defined

CORSAIR CAPITAL MANAGEMENT, L.P.

$634,389

1.48%

10,835

BARD ASSOCIATES INC

$573,731

1.33%

9,799

HRT FINANCIAL LP

$557,044

1.30%

9,514

Nuveen, LLC

$541,410

1.26%

9,247

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Nuveen Asset Management, LLC joint	2,258	$132,205	24.4%	Defined
TIAA CREF INVESTMENT MANAGEMENT LLC joint	4,250	$248,837	46.0%	Defined
TEACHERS ADVISORS, LLC joint	2,739	$160,368	29.6%	Defined

OSAIC HOLDINGS, INC.

$530,463

1.23%

9,060

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	9,060	$530,463	100.0%	Defined

MORGAN STANLEY

$507,275

1.18%

8,664

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	10	$585	0.1%	Defined
MORGAN STANLEY & CO. LLC	573	$33,549	6.6%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	7,833	$458,622	90.4%	Defined
MORGAN STANLEY SMITH BARNEY LLC	85	$4,976	1.0%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	163	$9,543	1.9%	Defined

XTX Topco Ltd

$465,472

1.08%

7,950

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	7,950	$465,472	100.0%	Defined

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$414,592

0.96%

7,081

MORGAN DEMPSEY CAPITAL MANAGEMENT LLC

$393,221

0.91%

6,716

FIRST TRUST ADVISORS LP

$347,435

0.81%

5,934

NAVELLIER & ASSOCIATES INC

$321,790

0.75%

5,496

MARSHALL WACE, LLP

$301,883

0.70%

5,156

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	5,156	$301,883	100.0%	Other

O'SHAUGHNESSY ASSET MANAGEMENT, LLC

$297,492

0.69%

5,081

BAILARD, INC.

$290,115

0.67%

4,955

MILLENNIUM MANAGEMENT LLC

$279,693

0.65%

4,777

UBS Group AG

$271,202

0.63%

4,632

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	1,916	$112,181	41.4%	Defined
UBS AG	2,716	$159,021	58.6%	Defined

RITHOLTZ WEALTH MANAGEMENT

$270,501

0.63%

4,620

Greenhaven Road Investment Management, L.P.

$209,901

0.49%

3,585

Virtu Financial LLC

$205,861

0.48%

3,516

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	3,516	$205,861	100.0%	Defined

WELLS FARGO & COMPANY/MN

$110,717

0.26%

1,891

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	1,868	$109,371	98.8%	Defined
Wells Fargo Securities, LLC	23	$1,346	1.2%	Defined

DEUTSCHE BANK AG\

$107,204

0.25%

1,831

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DWS INVESTMENT MANAGEMENT AMERICAS, INC	24	$1,405	1.3%	Defined
DWS Investments UK Ltd	1,807	$105,799	98.7%	Defined

RHUMBLINE ADVISERS

$87,942

0.20%

1,502

ROYAL BANK OF CANADA

$76,699

0.18%

1,310

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC CMA LTD.	63	$3,688	4.8%	Defined
RBC Capital Markets, LLC	1,247	$73,011	95.2%	Defined

NEW YORK STATE COMMON RETIREMENT FUND

$63,819

0.15%

1,090

Vanguard Global Advisers, LLC

$59,955

0.14%

1,024

Global Retirement Partners, LLC

$58,550

0.14%

1,000

CITIGROUP INC

$56,969

0.13%

973

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	973	$56,969	100.0%	Defined

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$55,915

0.13%

955

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	955	$55,915	100.0%	Defined

Russell Investments Group, Ltd.

$42,448

0.10%

725

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Russell Investment Management, LLC	725	$42,448	100.0%	Defined

Police & Firemen's Retirement System of New Jersey

$37,296

0.09%

637

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Capital	637	$37,296	100.0%	Defined

Lavaca Capital LLC

$20,668

0.05%

353

Tower Research Capital LLC (TRC)

$20,492

0.05%

350

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Latour Trading LLC (Latour)	350	$20,492	100.0%	Defined

BARCLAYS PLC

$17,857

0.04%

305

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	270	$15,808	88.5%	Defined
BARCLAYS CAPITAL INC.	35	$2,049	11.5%	Defined

ACADIAN ASSET MANAGEMENT LLC

$15,164

0.04%

259

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	259	$15,164	100.0%	Defined

FMR LLC

$14,988

0.03%

256

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC	246	$14,403	96.1%	Defined
STRATEGIC ADVISERS LLC	10	$585	3.9%	Defined

Ameritas Investment Partners, Inc.

$12,646

0.03%

216

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
EATON VANCE MANAGEMENT	216	$12,646	100.0%	Other

Arax Advisory Partners

$12,354

0.03%

211

Legal & General Group Plc

$11,241

0.03%

192

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Legal & General Investment Management America Inc	192	$11,241	100.0%	Defined

HARBOUR INVESTMENTS, INC.

$5,855

0.01%

100

Hurley Capital, LLC

$3,513

0.01%

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

$1,697

0.00%

PNC FINANCIAL SERVICES GROUP, INC.

$1,520

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PNC Bank, National Association	26	$1,520	100.0%	Other

GAMMA Investing LLC

$1,053

0.00%

Integrated Wealth Concepts LLC

$936

0.00%

Farther Finance Advisors, LLC

$644

0.00%

Essential Partners LLC

$409

0.00%

Sterling Capital Management LLC

$409

0.00%

Allworth Financial LP

$351

0.00%

SJS Investment Consulting Inc.

$234

0.00%

EverSource Wealth Advisors, LLC

$175

0.00%

True Wealth Design, LLC

$58

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Quadrature US Inc.	14,986	$736,112	100.0%	Other

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	8,986	$441,392	100.0%	Defined

Key facts CIK 788920 CUSIP 74265M205 13F (30d) 46 filings 46 filers Visit website Investor relations