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PDFSInformation TechnologyCommon Stock

PDF Solutions Inc

Held by 9 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 693282105 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide

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In plain English: 9 of the investors we track own this stock. In the latest quarter, 8 of them bought more of it and 1 sold some or all of theirs (5 bought it for the first time). That tells you what they did last quarter — not what the stock will do next.

Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer

Managers holding
9
+5 vs last quarter (like-for-like)
Total value held
$270.14M
Across tracked managers
Average weight ⓘOn average, how big this stock is in the portfolios that own it (its share of each manager's reported portfolio value).
0.1%
Of each manager's book
QoQ value ⓘLike-for-like: only managers that filed both quarters are compared, so a manager filing late (or confidentially) does not look like buying or selling. Includes price changes.
+$213.42M
+376.2% vs last quarter
Net shares bought
+2.1M
Est. net flow +$147.37M
Quarter activity
8 bought · 1 sold
5 new · 0 sold out

Tracked capital in this stock

Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).

Chart: Tracked capital in this stock

Aggregate buying and selling

Net share change reported each quarter

Chart: Aggregate buying and selling

Who owns PDFS?

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Who owns PDFS? — Q2 2026

Holders ranked by position size, with each one's quarter-over-quarter change.

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

# Manager Fund Shares Value ↓ % of their portfolio QoQ Δ shares Δ shares % Est. Δ value ⓘChange in shares × this quarter's price
1 Wasatch Advisors Wasatch Advisors LP 1.38M $97.74M 0.6% Added +873.0K +171.9% +$61.80M
2 Barrow Hanley Barrow Hanley Mewhinney & Strauss 1.32M $93.42M 0.3% Added +179.1K +15.7% +$12.68M
3 Steve Cohen Point72 Asset Management 598.90K $42.40M 0.1% New +598.9K — +$42.40M
4 Baillie Gifford Baillie Gifford & Co 345.47K $24.46M 0.0% New +345.5K — +$24.46M
5 Ken Griffin Citadel Advisors 84.42K $5.98M 0.0% Added +49.8K +144.1% +$3.53M
6 Israel Englander Millennium Management 45.94K $3.25M 0.0% New +45.9K — +$3.25M
7 Ken Fisher Fisher Asset Management 30.63K $2.17M 0.0% Reduced -20.8K -40.5% -$1.47M
8 Two Sigma Two Sigma Investments 5.60K $396.42K 0.0% New +5.6K — +$396.42K
9 Ray Dalio Bridgewater Associates 4.81K $340.29K 0.0% New +4.8K — +$340.29K

Sold out completely this quarter

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

No tracked manager sold out of this stock this quarter.

Politician trades

Politician trades in PDFS

CSV Excel
Column filters

Numbers accept 1.5M, 2B, 250K. Percent columns take percent (5 = 5%).

No politician trades match these filters.