Dimensional Fund Advisors
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Dimensional Fund Advisors’s Pro-Dex PDEX Stock Holding History

Dimensional Fund Advisors’s Portfolio PDEX Stock Details PDEX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.8M Sell
56,941
-5,179
-8% -$223K ﹤0.01% 2635
2025
Q4 		$2.39M Sell
62,120
-407
-0.7% -$14.1K ﹤0.01% 2700
2025
Q3 		$2.12M Hold
62,527
– – ﹤0.01% 2752
2025
Q2 		$2.73M Buy
62,527
+3,765
+6% +$184K ﹤0.01% 2681
2025
Q1 		$2.91M Buy
58,762
+293
+0.5% +$12.2K ﹤0.01% 2631
2024
Q4 		$2.73M Sell
58,469
-4,567
-7% -$186K ﹤0.01% 2712
2024
Q3 		$1.88M Hold
63,036
– – ﹤0.01% 2790
2024
Q2 		$1.24M Buy
63,036
+3,067
+5% +$57.9K ﹤0.01% 2873
2024
Q1 		$1.05M Buy
59,969
+1,670
+3% +$31.5K ﹤0.01% 2915
2023
Q4 		$1.01M Buy
58,299
+424
+0.7% +$7.09K ﹤0.01% 2935
2023
Q3 		$909K Hold
57,875
– – ﹤0.01% 2947
2023
Q2 		$1.1M Buy
57,875
+503
+0.9% +$8.76K ﹤0.01% 2911
2023
Q1 		$950K Sell
57,372
-1,379
-2% -$23K ﹤0.01% 2910
2022
Q4 		$920 Buy
58,751
+625
+1% +$11.2K ﹤0.01% 2913
2022
Q3 		$1.03M Buy
58,126
+1,535
+3% +$26.3K ﹤0.01% 2874
2022
Q2 		$912K Hold
56,591
– – ﹤0.01% 2935
2022
Q1 		$935K Hold
56,591
– – ﹤0.01% 3007
2021
Q4 		$1.35M Sell
56,591
-463
-0.8% -$11.1K ﹤0.01% 2950
2021
Q3 		$1.48M Sell
57,054
-1,042
-2% -$29.6K ﹤0.01% 2936
2021
Q2 		$1.77M Sell
58,096
-200
-0.3% -$6.13K ﹤0.01% 2898
2021
Q1 		$1.57M Buy
58,296
+5,734
+11% +$156K ﹤0.01% 2907
2020
Q4 		$1.63M Buy
52,562
+1,133
+2% +$40.1K ﹤0.01% 2864
2020
Q3 		$1.47M Hold
51,429
– – ﹤0.01% 2833
2020
Q2 		$916K Buy
51,429
+1,328
+3% +$23.6K ﹤0.01% 2966
2020
Q1 		$811K Hold
50,101
– – ﹤0.01% 2962
2019
Q4 		$879K Sell
50,101
-1,100
-2% -$15.7K ﹤0.01% 3032
2019
Q3 		$783K Buy
51,201
+4,094
+9% +$58.1K ﹤0.01% 3057
2019
Q2 		$611K Buy
47,107
+8,951
+23% +$125K ﹤0.01% 3156
2019
Q1 		$552K Buy
38,156
+23,011
+152% +$324K ﹤0.01% 3149
2018
Q4 		$183K Buy
+15,145
New +$176K ﹤0.01% 3297

Other funds holding PDEX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PAIM
Punch & Associates Investment Management Edina, Minnesota $1.73B AUM 27.65% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
QC
Quadrature Capital London, United Kingdom $11.7B AUM 87.29% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $206B AUM 31.61% 1-Year Est. Return

Dimensional Fund Advisors's PDEX Position: Q1 2026 in Review

Dimensional Fund Advisors reduced its Pro-Dex (PDEX) stake by 8.3% in Q1 2026, selling an estimated $223K and leaving 56,941 shares worth $2.8M. The position accounts for ﹤0.01% of the portfolio, ranked #2635.

Dimensional Fund Advisors first reported a position in PDEX in Q4 2018 and has held it in 30 quarters since. The position peaked at $2.91M in Q1 2025. 58 funds tracked by Wall St. Rank hold PDEX as of Q1 2026.

  • Dimensional Fund Advisors held 56,941 shares of Pro-Dex worth $2.8M as of Q1 2026.
  • Dimensional Fund Advisors sold 5,179 Pro-Dex shares in Q1 2026, an estimated $223K.
  • Pro-Dex made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q1 2026, its #2635 holding.
  • Dimensional Fund Advisors first reported a position in Pro-Dex in Q4 2018 and has held it in 30 quarters since.
  • Dimensional Fund Advisors's Pro-Dex position peaked at $2.91M in Q1 2025.
  • 58 funds tracked by Wall St. Rank held Pro-Dex as of Q1 2026.

Based on Dimensional Fund Advisors's 13F filing for Q1 2026, filed 7 May 2026.