PDFS — PDF SOLUTIONS INC

Ownership history in Samjo Management, LLC  ·  9 quarters on record

This page tracks every 13F SEC filing in which Samjo Management, LLC reported a position in PDF SOLUTIONS INC (PDFS). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
14.22% (2024 Q2)
Avg. % of fund
10.94%
First filed
2023 Q4
Last filed
2025 Q4
Quarters held
9
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 ADDED 1,151,019 +30,300 +2.7% 13.61% $32.8M $28.53
2025 Q3 ADDED 1,120,719 +184,925 +19.8% 11.05% $28.9M $25.82
2025 Q2 ADDED 935,794 +65,620 +7.5% 8.44% $20.0M $21.38
2025 Q1 REDUCED 870,174 -105,740 -10.8% 7.05% $16.6M $19.11
5 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    PDFS price (monthly, adj. close)

Other funds also holding PDFS

As of 2025 Q4 — sorted by position size

Silverberg Bernstein Capital Management LLC 7.81% Divisar Capital Management LLC 3Y 7Y 6.09% NEEDHAM INVESTMENT MANAGEMENT LLC 3Y 7Y 3.54% Roubaix Capital, LLC 3Y 2.68% Ophir Asset Management Pty Ltd 3Y 2.31% Ranger Investment Management, L.P. 3Y 7Y 2.29% Bridge City Capital, LLC 3Y 7Y 0.86% HERALD INVESTMENT MANAGEMENT Ltd 3Y 7Y 0.84% EMERALD ADVISERS, LLC 3Y 7Y 0.83% Lisanti Capital Growth, LLC 3Y 7Y 0.71%
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