Pro-Dex
PDEX · NASDAQ
$59.40+$1.70 (+2.94%)TodayMarket closed ·
Prev close $57.70
Who owns PDEX
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 57.5% of PDEX’s shares.
- Swenson (Nicholas John)31.9%
- Farnam Street Capital, Inc.8.5%
- BlackRock Institutional Trust Company, N.A.4.5%
- Van Kirk (Richard Lee Jr)3.1%
- Next 6 largest institutions9.5%
- All other shareholders42.5%
| Holder | Shares | % of shares |
|---|---|---|
| Swenson (Nicholas John) | 1.02M | 31.91% |
| Farnam Street Capital, Inc. | 270.85K | 8.49% |
| BlackRock Institutional Trust Company, N.A. | 142.01K | 4.45% |
| Van Kirk (Richard Lee Jr) | 98.23K | 3.08% |
| Vanguard Capital Management, LLC | 82.28K | 2.58% |
| Dimensional Fund Advisors, L.P. | 57.06K | 1.79% |
| Punch & Associates Investment Management, Inc. | 52.73K | 1.65% |
| Geode Capital Management, L.L.C. | 49.64K | 1.56% |
| J.P. Morgan Securities LLC | 31.38K | 0.98% |
| State Street Investment Management (US) | 31.31K | 0.98% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 55.92K | 1.75% |
| iShares Russell 2000 ETF | 53.31K | 1.67% |
| Fidelity Small Cap Index Fund | 22.48K | 0.70% |
| DFA US Small Cap Portfolio | 21.93K | 0.69% |
| Vanguard Extended Market Index Fund | 20.90K | 0.66% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $1.98M (19 trades) of PDEX on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Van Kirk Richard Lee Jr | Sale | 475 | $28.32K |
| Van Kirk Richard Lee Jr | Sale | 290 | $17.09K |
| Van Kirk Richard Lee Jr | Sale | 4.77K | $283.46K |
| Van Kirk Richard Lee Jr | Sale | 806 | $47.28K |
| Van Kirk Richard Lee Jr | Sale | 300 | $19.41K |
| Van Kirk Richard Lee Jr | Sale | 2.14K | $136.89K |
| Van Kirk Richard Lee Jr | Sale | 935 | $58.84K |
| Van Kirk Richard Lee Jr | Sale | 1.16K | $71.60K |
| Van Kirk Richard Lee Jr | Sale | 4.27K | $259.52K |
| Van Kirk Richard Lee Jr | Sale | 2.69K | $161.03K |
Short interest
Settled Sep 30, 2026
- Shares short
- 199.38K
- Days to cover
- 2.89
- % of shares outstanding
- 6.25%
- Average daily volume
- 68.88K
- Change since last report
- −5.0%
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