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PDF Solutions

172 hedge funds and large institutions have $624M invested in PDF Solutions in 2025 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 77 increasing their positions, 43 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

79% more repeat investments, than reductions

Existing positions increased: 77 | Existing positions reduced: 43

22% more first-time investments, than exits

New positions opened: 28 | Existing positions closed: 23

18% more capital invested

Capital invested by funds: $529M → $624M (+$94.8M)

3.77% more ownership

Funds ownership: 70.75%74.53% (+3.8%)

2% more funds holding

Funds holding: 168172 (+4)

0% more funds holding in top 10

Funds holding in top 10: 33 (0)

Holders
172
Holders Change
+4
Holders Change %
+2.38%
% of All Funds
2.26%
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.04%
New
28
Increased
77
Reduced
43
Closed
23
Calls
$9K
Puts
Net Calls
+$9K
Net Calls Change
-$67K

PDFS Hedge Fund Activity: Q2 2025 in Review

172 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in PDF Solutions (PDFS) for Q2 2025, worth a combined $624M — up 18% from $529M a quarter earlier.

Buyers outnumbered sellers: 28 funds opened new PDFS positions and 23 closed out — a net gain of 5 holders — while 77 added to existing stakes and 43 trimmed.

The largest buyer was Nuveen, adding an estimated $3.23M. The largest seller was Thrivent Financial for Lutherans, cutting an estimated $6.17M.

  • 172 institutional investors held PDF Solutions (PDFS) as of Q2 2025, up from 168 in Q1 2025.
  • Funds reported $624M of PDF Solutions stock for Q2 2025, up 18% quarter-over-quarter.
  • 28 funds opened new PDF Solutions positions in Q2 2025 and 23 closed out, a net change of +5 holders.
  • The largest PDF Solutions buyer in Q2 2025 was Nuveen, an estimated $3.23M added.
  • The largest PDF Solutions seller in Q2 2025 was Thrivent Financial for Lutherans, an estimated $6.17M sold.

Based on aggregated 13F filings for Q2 2025.