PDFS
PDF SOLUTIONS INCData as of 2026 Q1 (03-31) · 13F snapshot
Summary
PDF SOLUTIONS INC (PDFS) is held by 4 tracked hedge-fund managers, a combined reported value of ~$4.64M; the largest are Renaissance Technologies, Ken Griffin, Izzy Englander. This quarter: 1 trimmed. 1 members of Congress have disclosed STOCK Act trades. Data as of 2026 Q1, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Quiet
Gurus holding4
Congress trades1
Price$51.14vs quarter-end+56.34%
Sectors0
This quarter's moves
Top holderRenaissance TechnologiesNew0
Added0
Trimmed / sold1
Value $372.9K— of portfolio11,4002026 Q1
Value $49.7K— of portfolio2,6002025 Q1
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Ken GriffinCALL | $372.9K | — | — |
| Ken GriffinPUT | $49.7K | — | — |
Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.