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PDF Solutions Inc

PDFS
Exchange
Nasdaq
Industry
Services-Prepackaged Software
SEC CIK
0001120914

In the last 90 days, PDF Solutions Inc insiders filed 0 open-market purchases and 2 sales; 283 institutions reported holding it in 13F filings for Q2 2026, worth $2.75B in total; no superinvestor holds it.

13F holders, Q3 2021

Institutional positions in PDF Solutions Inc as of Sep 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
112
−3 vs. Q2 2021
Shares held
26.0M
−119.9K (−0.5%) vs. Q2 2021
Total value
$598.3M
+$123.9M (+26.1%) vs. Q2 2021
New holders
7
38 more added
Sold out
10
44 more reduced

1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting PDFS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2021: 112 institutions
Q1 2021: 102 institutionsQ2 2021: 116 institutionsQ3 2021: 112 institutionsQ4 2021: 134 institutionsQ1 2022: 129 institutionsQ2 2022: 127 institutionsQ3 2022: 136 institutionsQ4 2022: 151 institutionsQ1 2023: 178 institutionsQ2 2023: 180 institutionsQ3 2023: 184 institutionsQ4 2023: 198 institutionsQ1 2024: 180 institutionsQ2 2024: 173 institutionsQ3 2024: 176 institutionsQ4 2024: 178 institutionsQ1 2025: 168 institutionsQ2 2025: 173 institutionsQ3 2025: 183 institutionsQ4 2025: 188 institutionsQ1 2026: 208 institutionsQ2 2026: 283 institutions
Value heldQ3 2021: $598.3M
Q1 2021: $457.1MQ2 2021: $508.8MQ3 2021: $598.3MQ4 2021: $839.9MQ1 2022: $742.9MQ2 2022: $557.5MQ3 2022: $643.7MQ4 2022: $752.9MQ1 2023: $1.15BQ2 2023: $1.25BQ3 2023: $891.9MQ4 2023: $939.7MQ1 2024: $989.4MQ2 2024: $1.02BQ3 2024: $901.4MQ4 2024: $766.0MQ1 2025: $530.0MQ2 2025: $624.1MQ3 2025: $767.5MQ4 2025: $874.0MQ1 2026: $1.05BQ2 2026: $2.75B
Institutions holding PDFS and their total value by quarter
QuarterHoldersValue
Q2 2026283$2.75B
Q1 2026208$1.05B
Q4 2025188$874.0M
Q3 2025183$767.5M
Q2 2025173$624.1M
Q1 2025168$530.0M
Q4 2024178$766.0M
Q3 2024176$901.4M
Q2 2024173$1.02B
Q1 2024180$989.4M
Q4 2023198$939.7M
Q3 2023184$891.9M
Q2 2023180$1.25B
Q1 2023178$1.15B
Q4 2022151$752.9M
Q3 2022136$643.7M
Q2 2022127$557.5M
Q1 2022129$742.9M
Q4 2021134$839.9M
Q3 2021112$598.3M
Q2 2021116$508.8M
Q1 2021102$457.1M

Institutions, Q3 2021

Shares, value and share of portfolio for each institution holding PDF Solutions Inc; share changes are against Q2 2021.

Institutions holding PDFS in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.4,626,990$106.6M0.00%−89,080−1.9%Reduced
Invesco Ltd.3,271,859$75.4M0.02%+80,925+2.5%Added
Vanguard Group Inc2,091,573$48.2M0.00%+28,417+1.4%Added
Cowen Prime Advisors LLC1,937,728$44.6M16.61%+48,200+2.6%Added
Samjo Capital LLC1,400,000$32.3M23.68%+25,000+1.8%Added
Needham Investment Management LLC1,264,000$29.1M3.89%−255,000−16.8%Reduced
Snyder Capital Management L P1,238,304$28.5M0.76%−13,672−1.1%Reduced
William Blair Investment Management, LLC1,139,540$26.3M0.07%+353,005+44.9%Added
Dimensional Fund Advisors LP1,015,895$23.4M0.01%−15,410−1.5%Reduced
AIGH Capital Management LLC1,005,000$23.2M6.53%+105,000+11.7%Added
State Street Corp940,550$21.7M0.00%+10,922+1.2%Added
Geode Capital Management, LLC506,460$11.7M0.00%−782−0.2%Reduced
Royce & Associates LP424,100$9.77M0.07%−5,000−1.2%Reduced
Northern Trust Corp376,836$8.68M0.00%−7,690−2.0%Reduced
Ranger Investment Management, L.P.333,111$7.67M0.41%+71,484+27.3%Added
Lynrock Lake LP297,631$6.86M0.42%+280,345+1,621.8%Added
Bank of New York Mellon Corp278,183$6.41M0.00%+9,861+3.7%Added
Divisar Capital Management LLC262,500$6.05M2.07%+40,000+18.0%Added
Worth Venture Partners, LLC246,231$5.67M2.57%+38,488+18.5%Added
Morgan Stanley225,678$5.20M0.00%−153,775−40.5%Reduced
Russell Investments Group, Ltd.222,650$5.13M0.01%−50,399−18.5%Reduced
Charles Schwab Investment Management Inc203,902$4.70M0.00%+1,948+1.0%Added
Principal Financial Group Inc203,004$4.68M0.00%−1,261−0.6%Reduced
Renaissance Technologies LLC153,500$3.54M0.00%−43,800−22.2%Reduced
Ameriprise Financial Inc123,086$2.84M0.00%−3,780−3.0%Reduced
Nuveen Asset Management, LLC122,195$2.80M0.00%−9,951−7.5%Reduced
Goldman Sachs Group Inc117,493$2.71M0.00%−22,723−16.2%Reduced
Assenagon Asset Management S.A.114,896$2.65M0.01%00.0%Unchanged
Harber Asset Management LLC109,852$2.53M0.61%−52,226−32.2%Reduced
Two Sigma Investments, LP107,248$2.47M0.01%−110,481−50.7%Reduced
Two Sigma Advisers, LP105,500$2.43M0.01%−111,069−51.3%Reduced
D. E. Shaw & Co., Inc.100,918$2.33M0.00%−59,554−37.1%Reduced
Rhumbline Advisers84,226$1.94M0.00%−10,033−10.6%Reduced
Parametric Portfolio Associates LLC70,388$1.62M0.00%+6,908+10.9%Added
Legal & General Group Plc70,170$1.62M0.00%+6,617+10.4%Added
Swiss National Bank64,600$1.49M0.00%00.0%Unchanged
Victory Capital Management Inc64,550$1.49M0.00%+2,550+4.1%Added
Public Sector Pension Investment Board60,422$1.39M0.01%00.0%Unchanged
JPMorgan Chase & Co58,968$1.36M0.00%−13,082−18.2%Reduced
Deutsche Bank AG55,598$1.28M0.00%−40,745−42.3%Reduced
Citadel Advisors LLC46,303$1.07M0.00%−8,919−16.2%Reduced
Bank of America Corp41,949$966.0K0.00%+1,927+4.8%Added
California State Teachers Retirement System40,141$925.0K0.00%−681−1.7%Reduced
BNP Paribas Arbitrage, SA31,724$730.9K0.00%+17,963+130.5%Added
STRS Ohio31,700$730.0K0.00%00.0%Unchanged
Prudential Financial Inc31,412$724.0K0.00%+80+0.3%Added
UBS Asset Management Americas Inc29,418$677.8K0.00%+9,697+49.2%Added
Barclays PLC27,381$631.0K0.00%+12,016+78.2%Added
M&T Bank Corp27,152$625.0K0.00%+70.0%Added
Comerica Bank27,000$621.0K0.00%−710−2.6%Reduced
Susquehanna International Group, LLP26,884$619.0K0.00%+12,179+82.8%Added
Great West Life Assurance Co25,670$595.0K0.00%+1,767+7.4%Added
New York State Common Retirement Fund24,439$563.0K0.00%−2,404−9.0%Reduced
Thrivent Financial for Lutherans24,075$555.0K0.00%−77−0.3%Reduced
Credit Suisse AG23,263$536.0K0.00%−3,587−13.4%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys22,583$520.0K0.01%−89−0.4%Reduced
Texas Permanent School Fund22,032$508.0K0.01%+15+0.1%Added
State of Alaska, Department of Revenue21,730$500.0K0.01%+1,290+6.3%Added
Gsa Capital Partners LLP20,898$481.0K0.05%+5,542+36.1%Added
Millennium Management LLC19,405$447.0K0.00%−38,924−66.7%Reduced
American International Group, Inc.18,633$429.0K0.00%−626−3.3%Reduced
Alliancebernstein L.P.18,556$428.0K0.00%−1,340−6.7%Reduced
Manufacturers Life Insurance Company, The16,708$385.0K0.00%−1,628−8.9%Reduced
Citigroup Inc15,852$365.0K0.00%−1,480−8.5%Reduced
AQR Capital Management LLC15,039$346.0K0.00%+3,038+25.3%Added
State Board of Administration of Florida Retirement System14,502$334.0K0.00%00.0%Unchanged
Louisiana State Employees Retirement System14,400$332.0K0.01%+1,100+8.3%Added
Amalgamated Bank14,281$329.0K0.00%−249−1.7%Reduced
Alpha Paradigm Partners, LLC12,961$299.0K0.12%−7,490−36.6%Reduced
Voya Investment Management LLC12,591$290.0K0.00%+130+1.0%Added
Maryland State Retirement & Pension System11,709$275.0K0.01%+11,709New
Oregon Public Employees Retirement Fund11,870$273.0K0.00%−100−0.8%Reduced
MetLife Investment Management11,347$261.4K0.00%00.0%Unchanged
Quadrature Capital Ltd10,199$235.0K0.01%−7,601−42.7%Reduced
Panagora Asset Management Inc9,923$229.0K0.00%+9,653+3,575.2%Added
State of Tennessee, Treasury Department9,439$218.0K0.00%−1,006−9.6%Reduced
New York State Teachers Retirement System9,256$213.0K0.00%00.0%Unchanged
Bank of Montreal8,780$212.0K0.00%+8,780New
Everence Capital Management Inc9,190$212.0K0.02%+9,190New
Tower Research Capital LLC (TRC)7,736$179.0K0.00%+5,363+226.0%Added
Ensign Peak Advisors, Inc7,400$170.0K0.00%00.0%Unchanged
Metropolitan Life Insurance Co7,223$166.4K0.00%−2,815−28.0%Reduced
Teachers Retirement System of the State of Kentucky4,600$106.0K0.00%00.0%Unchanged
Mutual of America Capital Management LLC3,972$92.0K0.00%−228−5.4%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)3,727$86.0K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC3,450$79.0K0.00%00.0%Unchanged
Royal Bank of Canada3,428$78.0K0.00%+1,384+67.7%Added
Firestone Capital Management4,000$73.0K0.02%00.0%Unchanged
UBS Group AG2,838$65.0K0.00%−3,754−56.9%Reduced
The PNC Financial Services Group, Inc.2,611$61.0K0.00%+209+8.7%Added
Ameritas Investment Partners, Inc.2,532$58.0K0.00%00.0%Unchanged
State of Wyoming2,368$55.0K0.04%+10.0%Added
Blume Capital Management, Inc.1,300$30.0K0.01%−2,300−63.9%Reduced
Captrust Financial Advisors1,276$29.0K0.00%00.0%Unchanged
Wells Fargo & Company825$19.0K0.00%−1,239−60.0%Reduced
Sutton Wealth Advisors Inc.719$16.6K0.01%00.0%Unchanged
Advisor Group Holdings, Inc.570$14.0K0.00%00.0%Unchanged
Versant Capital Management, Inc447$10.0K0.00%+54+13.7%Added
Total Clarity Wealth Management, Inc.316$7.00K0.00%+316New
Simplex Trading, LLC374$6.00K0.00%00.0%Unchanged