Institutional Ownership
Pro-Dex Inc Colo
CUSIP 74265M205COM NEWPDEXQ1 2026
13D / 13G Filings
5
Schedule 13D/13G on record
Beneficial Filers
3
Distinct reporting persons
Largest Stake
31.2%
Max % of class reported
Institutional Holders
54
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
5 filings · latest Apr 4, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Apr 4, 2025 | Ao Partners I, LP | 13D/A | 31.2% | — | SEC |
| 2 | Mar 27, 2025 | Farnam Street Partners LP /Mn | 13D/A | 8.8% | — | SEC |
| 3 | Jan 29, 2025 | Farnam Street Partners LP /Mn | 13D/A | 9.8% | — | SEC |
| 4 | Feb 22, 2021 | Swenson Nicholas John | 13D/A | 24.0% | 927.2K | SEC |
| 5 | Nov 25, 2020 | Farnam Street Partners LP /Mn | 13D/A | 9.4% | 360.8K | SEC |
Top Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 152.5K | $7.49M |
| 2 | Punch & Associates Investment Management, Inc. | 61.7K | $3.03M |
| 3 | Dimensional Fund Advisors LP | 56.9K | $2.80M |
| 4 | Geode Capital Management, LLC | 48.3K | $2.38M |
| 5 | Northern Trust Corp | 46.7K | $2.29M |
| 6 | State Street Corp | 33.1K | $1.63M |
| 7 | Jpmorgan Chase & Co | 32.0K | $1.52M |
| 8 | Quadrature Capital Ltd | 15.0K | $736.1K |
| 9 | Morgan Stanley | 14.2K | $698.1K |
| 10 | Bnp Paribas Financial Markets | 13.2K | $650.1K |