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PDFS · Pdf Solutions Inc · Holdings

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Market Cap
$2.02B
Shares
42.23M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 284
Total Value: $2,776,556,775
Total Shares: 39,231,997
Showing 1–100 of 290 holdings by value · page 1 of 3

Institutional Ownership Trend

26 quarters

Superinvestors Holding PDFS

All superinvestors →

Holder Concentration

Across 284 13F filers · Δ vs Mar 31, 2026
Top Holder
14.2%
Sep 2023 → Jun 2026 · range 14.2% – 17.7%
−0.9 pts
Top 5
30.9%
Sep 2023 → Jun 2026 · range 30.9% – 44.8%
−3.1 pts
Top 10
45.7%
Sep 2023 → Jun 2026 · range 45.7% – 60.9%
−6.2 pts
HHI
376
Sep 2023 → Jun 2026 · range 376 – 628
Broadly held−80

Quarterly Activity

vs Mar 31, 2026
New
97
Increased
95
Decreased
62
Sold Out
22
Unchanged
30
Holder count: +75
Institutional value: +163.1%
Shares held: +21.6%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 290
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1120914 CUSIP 693282105 13F (30d) 120 filings 120 filers Visit website Investor relations