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Pro-Dex
PDEX

42 hedge funds and large institutions have $33.9M invested in Pro-Dex in 2025 Q1 according to their latest regulatory filings, with 11 funds opening new positions, 13 increasing their positions, 12 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed

10% more first-time investments, than exits

New positions opened: 11 | Existing positions closed: 10

6% more capital invested

Capital invested by funds: $32M → $33.9M (+$1.95M)

8% more repeat investments, than reductions

Existing positions increased: 13 | Existing positions reduced: 12

0.07% more ownership

Funds ownership: 20.98% → 21.05% (+0.07%)

0% more funds holding

Funds holding: 42 → 42 (0)

Holders
42
Holders Change
–
Holders Change %
0%
% of All Funds
0.56%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
11
Increased
13
Reduced
12
Closed
10
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
NA
Navellier & Associates
Nevada
+$922K
2
Millennium Management
Millennium Management
New York
+$625K
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$510K
4
Citadel Advisors
Citadel Advisors
Florida
+$361K
5
Squarepoint
Squarepoint
New York
+$302K

Top Sellers

Rank Fund Capital Flow
1
EI
EAM Investors
California
-$1.05M
2
6CM
683 Capital Management
New York
-$739K
3
Morgan Stanley
Morgan Stanley
New York
-$434K
4
Marshall Wace
Marshall Wace
United Kingdom
-$433K
5
PAIM
Punch & Associates Investment Management
Minnesota
-$418K
Name Holding Trade Value Shares
Change 		Change in
Stake
TRCT
51
Tower Research Capital (TRC)
New York
– -$4.39K -94 Closed
FFA
52
Farther Finance Advisors
California
– -$2.85K -61 Closed
1 2
3

PDEX Hedge Fund Activity: Q1 2025 in Review

42 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Pro-Dex (PDEX) for Q1 2025, worth a combined $33.9M — up 6.1% from $32M a quarter earlier.

Buyers outnumbered sellers: 11 funds opened new PDEX positions and 10 closed out — a net gain of 1 holder — while 13 added to existing stakes and 12 trimmed.

The largest buyer was Navellier & Associates, opening a new position worth an estimated $922K. The largest seller was EAM Investors, exiting entirely with an estimated $1.05M sold.

  • 42 institutional investors held Pro-Dex (PDEX) as of Q1 2025, unchanged from Q4 2024.
  • Funds reported $33.9M of Pro-Dex stock for Q1 2025, up 6.1% quarter-over-quarter.
  • 11 funds opened new Pro-Dex positions in Q1 2025 and 10 closed out, a net change of +1 holder.
  • The largest Pro-Dex buyer in Q1 2025 was Navellier & Associates, an estimated $922K added.
  • The largest Pro-Dex seller in Q1 2025 was EAM Investors, an estimated $1.05M sold.

Based on aggregated 13F filings for Q1 2025.