Tower Research Capital (TRC)’s Pro-Dex PDEX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $30.7K | Buy |
624
+357
| +134% | +$15.4K | ﹤0.01% | 3149 |
|
|
2025
Q4 | $10.3K | Sell |
267
-167
| -38% | -$5.77K | ﹤0.01% | 3804 |
|
|
2025
Q3 | $14.7K | Buy |
434
+329
| +313% | +$14.2K | ﹤0.01% | 3582 |
|
|
2025
Q2 | $4.58K | Buy |
+105
| New | +$5.14K | ﹤0.01% | 4297 |
|
|
2025
Q1 | – | Sell |
-94
| Closed | -$4.39K | – | 5638 |
|
|
2024
Q4 | $4.39K | Sell |
94
-46
| -33% | -$1.87K | ﹤0.01% | 4470 |
|
|
2024
Q3 | $4.18K | Sell |
140
-403
| -74% | -$8.68K | ﹤0.01% | 4647 |
|
|
2024
Q2 | $10.7K | Sell |
543
-318
| -37% | -$6K | ﹤0.01% | 4133 |
|
|
2024
Q1 | $15.2K | Buy |
861
+430
| +100% | +$8.12K | ﹤0.01% | 3256 |
|
|
2023
Q4 | $7.55K | Sell |
431
-261
| -38% | -$4.37K | ﹤0.01% | 4605 |
|
|
2023
Q3 | $10.9K | Buy |
692
+187
| +37% | +$3.21K | ﹤0.01% | 4067 |
|
|
2023
Q2 | $9.65K | Sell |
505
-375
| -43% | -$6.53K | ﹤0.01% | 4243 |
|
|
2023
Q1 | $14K | Buy |
880
+149
| +20% | +$2.48K | ﹤0.01% | 3904 |
|
|
2022
Q4 | $12K | Sell |
731
-1,956
| -73% | -$35K | ﹤0.01% | 3731 |
|
|
2022
Q3 | $48K | Buy |
2,687
+2,084
| +346% | +$35.8K | ﹤0.01% | 3194 |
|
|
2022
Q2 | $10K | Sell |
603
-1,176
| -66% | -$18K | ﹤0.01% | 4471 |
|
|
2022
Q1 | $29K | Buy |
1,779
+1,580
| +794% | +$32.1K | ﹤0.01% | 3195 |
|
|
2021
Q4 | $5K | Sell |
199
-1
| -0.5% | -$24 | ﹤0.01% | 5182 |
|
|
2021
Q3 | $5K | Sell |
200
-115
| -37% | -$3.27K | ﹤0.01% | 4877 |
|
|
2021
Q2 | $10K | Buy |
+315
| New | +$9.65K | ﹤0.01% | 4396 |
|
|
2021
Q1 | – | Sell |
-748
| Closed | -$23K | – | 5628 |
|
|
2020
Q4 | $23K | Sell |
748
-1,875
| -71% | -$66.3K | ﹤0.01% | 3779 |
|
|
2020
Q3 | $75K | Buy |
2,623
+2,599
| +10,829% | +$60.3K | ﹤0.01% | 3352 |
|
|
2020
Q2 | $0 | Sell |
24
-147
| -86% | -$2.61K | ﹤0.01% | 4921 |
|
|
2020
Q1 | $3K | Sell |
171
-37
| -18% | -$645 | ﹤0.01% | 2483 |
|
|
2019
Q4 | $4K | Buy |
+208
| New | +$2.96K | ﹤0.01% | 2803 |
|
|
2019
Q3 | – | Sell |
-350
| Closed | -$5K | – | 4414 |
|
|
2019
Q2 | $5K | Buy |
+350
| New | +$4.88K | ﹤0.01% | 2952 |
|
|
2016
Q4 | – | Sell |
-558
| Closed | -$3K | – | 4252 |
|
|
2016
Q3 | $3K | Sell |
558
-118
| -17% | -$615 | ﹤0.01% | 2877 |
|
|
2016
Q2 | $4K | Buy |
+676
| New | +$2.77K | ﹤0.01% | 3543 |
|
|
2014
Q3 | – | Sell |
-300
| Closed | -$1K | – | 4770 |
|
|
2014
Q2 | $1K | Buy |
+300
| New | +$627 | ﹤0.01% | 3724 |
|
|
2013
Q3 | – | Sell |
-250
| Closed | – | – | 4765 |
|
|
2013
Q2 | $0 | Buy |
+250
| New | +$492 | ﹤0.01% | 3963 |
|
Other funds holding PDEX
VCM
PAIM
QC
Tower Research Capital (TRC)'s PDEX Position: Q1 2026 in Review
Tower Research Capital (TRC) increased its Pro-Dex (PDEX) stake by 134% in Q1 2026, buying an estimated $15.4K and bringing the position to 624 shares worth $30.7K. The position accounts for ﹤0.01% of the portfolio, ranked #3149.
Tower Research Capital (TRC) first reported a position in PDEX in Q2 2013 and has held it in 29 quarters since. The position peaked at $75K in Q3 2020. 58 funds tracked by Wall St. Rank hold PDEX as of Q1 2026.
- Tower Research Capital (TRC) held 624 shares of Pro-Dex worth $30.7K as of Q1 2026.
- Tower Research Capital (TRC) bought 357 Pro-Dex shares in Q1 2026, an estimated $15.4K.
- Pro-Dex made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #3149 holding.
- Tower Research Capital (TRC) first reported a position in Pro-Dex in Q2 2013 and has held it in 29 quarters since.
- Tower Research Capital (TRC)'s Pro-Dex position peaked at $75K in Q3 2020.
- 58 funds tracked by Wall St. Rank held Pro-Dex as of Q1 2026.
Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.