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Of the 8 tracked institutions holding PDFS, 3 have a 3-year clone track record — 3 of them beat the S&P. Average holder's clone alpha: +5.2pt. It's a gauge of who owns the name, not just how many.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Among the 8 tracked institutional investors we monitor, PDFS (PDF SOLUTIONS INC) is held with a combined value of $301.36M across 9,607,801 shares. The largest holder is BlackRock, Inc. with a position worth $159.17M. 5 funds increased their holdings. 3 funds reduced their position.
Total Institutional Value
$301.36M
Total Shares Held
9,607,801
Institutional Holders
8
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $159.17M | 0.00% | -0.4% |
| 2 | VANGUARD GROUP INC | $88.14M | 0.00% | -2.1% |
| 3 | STATE STREET CORP | $39.00M | 0.00% | +3.5% |
| 4 | FMR LLC | $9.89M | 0.00% | +13.2% |
| 5 | Fisher Asset Management, LLC | $1.68M | 0.00% | +26.7% |
| 6 | AQR CAPITAL MANAGEMENT LLC | $1.59M | 0.00% | +5.1% |
| 7 | CITADEL ADVISORS LLC | $1.13M | 0.00% | -13.2% |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | $749.00K | 0.00% | +19.5% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of PDFS with a position worth $159.17M, representing 0.00% of their portfolio. In total, 8 institutional investors hold PDFS with a combined value of $301.36M.
Institutional investors hold $301.36M worth of PDFS stock across 8 positions. The largest institutional holder is BlackRock, Inc. with $159.17M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For PDFS, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their PDFS positions.
Last Close
$50.98
2026-07-24
YTD
+72.5%
62% of 52-week range