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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, Q2 2021

Institutional positions in PDF Solutions Inc as of Jun 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
116
+14 vs. Q1 2021
Shares held
28.0M
+2.27M (+8.8%) vs. Q1 2021
Total value
$508.8M
+$51.7M (+11.3%) vs. Q1 2021
New holders
25
35 more added
Sold out
11
34 more reduced

Compare with Q1 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 holdersQ2 2021: 116 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 heldQ2 2021: $508.8M
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, Q2 2021

Shares, value and share of portfolio for each institution holding PDF Solutions Inc; share changes are against Q1 2021.

Institutions holding PDFS in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.4,716,070$85.7M0.00%−26,429−0.6%Reduced
Invesco Ltd.3,190,934$58.0M0.01%−2,445−0.1%Reduced
Vanguard Group Inc2,063,156$37.5M0.00%−39,570−1.9%Reduced
Cowen Prime Services LLC1,889,528$34.4M12.46%+173,200+10.1%Added
Cowen Prime Advisors LLC1,889,528$34.4M12.46%+1,889,528New
Needham Investment Management LLC1,519,000$27.6M4.04%+205,000+15.6%Added
Samjo Capital LLC1,375,000$25.0M16.92%+159,000+13.1%Added
Snyder Capital Management L P1,251,976$22.8M0.64%+23,847+1.9%Added
Dimensional Fund Advisors LP1,031,305$18.7M0.01%−46,597−4.3%Reduced
State Street Corp929,628$16.9M0.00%+41,673+4.7%Added
AIGH Capital Management LLC900,000$16.4M4.44%+900,000New
William Blair Investment Management, LLC786,535$14.3M0.04%−17,713−2.2%Reduced
Geode Capital Management, LLC507,242$9.22M0.00%+21,057+4.3%Added
Royce & Associates LP429,100$7.80M0.05%−75,000−14.9%Reduced
Northern Trust Corp384,526$6.99M0.00%−17,699−4.4%Reduced
Morgan Stanley379,453$6.90M0.00%+99,569+35.6%Added
Russell Investments Group, Ltd.273,049$4.96M0.01%−113,170−29.3%Reduced
Bank of New York Mellon Corp268,322$4.88M0.00%−9,116−3.3%Reduced
Ranger Investment Management, L.P.261,627$4.76M0.25%−1,180−0.4%Reduced
Divisar Capital Management LLC222,500$4.04M1.34%+222,500New
Two Sigma Investments, LP217,729$3.96M0.01%+44,020+25.3%Added
Two Sigma Advisers, LP216,569$3.94M0.01%+65,169+43.0%Added
Worth Venture Partners, LLC207,743$3.78M1.41%+207,743New
Principal Financial Group Inc204,265$3.71M0.00%+2,856+1.4%Added
Charles Schwab Investment Management Inc201,954$3.67M0.00%+7,633+3.9%Added
Renaissance Technologies LLC197,300$3.59M0.00%+52,376+36.1%Added
Harber Asset Management LLC162,078$2.95M0.70%+162,078New
D. E. Shaw & Co., Inc.160,472$2.92M0.00%+114,336+247.8%Added
Goldman Sachs Group Inc140,216$2.55M0.00%+88,806+172.7%Added
Nuveen Asset Management, LLC132,146$2.40M0.00%+16,662+14.4%Added
Ameriprise Financial Inc126,866$2.31M0.00%−2,576−2.0%Reduced
Assenagon Asset Management S.A.114,896$2.09M0.01%+48,654+73.4%Added
Norges Bank112,574$2.05M0.00%+112,574New
Deutsche Bank AG96,343$1.75M0.00%+67,111+229.6%Added
Rhumbline Advisers94,259$1.71M0.00%+8,015+9.3%Added
JPMorgan Chase & Co72,050$1.31M0.00%−3,101−4.1%Reduced
Swiss National Bank64,600$1.17M0.00%−10,800−14.3%Reduced
Legal & General Group Plc63,553$1.16M0.00%−20,633−24.5%Reduced
Parametric Portfolio Associates LLC63,480$1.15M0.00%+8,570+15.6%Added
Victory Capital Management Inc62,000$1.13M0.00%+62,000New
Public Sector Pension Investment Board60,422$1.10M0.01%00.0%Unchanged
Millennium Management LLC58,329$1.06M0.00%−7,826−11.8%Reduced
Citadel Advisors LLC55,222$1.00M0.00%+13,379+32.0%Added
California State Teachers Retirement System40,822$742.0K0.00%−2,856−6.5%Reduced
Bank of America Corp40,022$728.0K0.00%−12,757−24.2%Reduced
Comerica Bank27,710$599.0K0.00%−1,947−6.6%Reduced
STRS Ohio31,700$576.0K0.00%00.0%Unchanged
Prudential Financial Inc31,332$570.0K0.00%−2,929−8.5%Reduced
M&T Bank Corp27,145$494.0K0.00%+39+0.1%Added
Credit Suisse AG26,850$488.0K0.00%−13,055−32.7%Reduced
New York State Common Retirement Fund26,843$488.0K0.00%+243+0.9%Added
Thrivent Financial for Lutherans24,152$439.0K0.00%+80+0.3%Added
Great West Life Assurance Co23,903$433.0K0.00%−3,419−12.5%Reduced
Squarepoint Ops LLC23,456$426.0K0.00%+11,043+89.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys22,672$412.0K0.00%+73+0.3%Added
Texas Permanent School Fund22,017$400.0K0.00%+124+0.6%Added
Alpha Paradigm Partners, LLC20,451$372.0K0.14%+20,451New
State of Alaska, Department of Revenue20,440$371.0K0.00%+600+3.0%Added
Alliancebernstein L.P.19,896$362.0K0.00%−1,000−4.8%Reduced
UBS Asset Management Americas Inc19,721$358.5K0.00%00.0%Unchanged
American International Group, Inc.19,259$350.0K0.00%−25−0.1%Reduced
Manufacturers Life Insurance Company, The18,336$333.0K0.00%+752+4.3%Added
Quadrature Capital Ltd17,800$323.0K0.01%+17,800New
Citigroup Inc17,332$315.0K0.00%+14,014+422.4%Added
Lynrock Lake LP17,286$314.0K0.02%+17,286New
Barclays PLC15,365$279.0K0.00%−20,862−57.6%Reduced
Gsa Capital Partners LLP15,356$279.0K0.03%+15,356New
Tudor Investment Corp Et Al15,026$273.0K0.01%+15,026New
Susquehanna International Group, LLP14,705$267.0K0.00%−4,249−22.4%Reduced
State Board of Administration of Florida Retirement System14,502$264.0K0.00%00.0%Unchanged
Amalgamated Bank14,530$264.0K0.00%+14,530New
BNP Paribas Arbitrage, SA13,761$250.2K0.00%+7,858+133.1%Added
Louisiana State Employees Retirement System13,300$242.0K0.01%00.0%Unchanged
Voya Investment Management LLC12,461$227.0K0.00%00.0%Unchanged
Cubist Systematic Strategies, LLC12,424$226.0K0.00%+12,424New
Trexquant Investment LP12,080$220.0K0.02%+12,080New
AQR Capital Management LLC12,001$218.0K0.00%−10,590−46.9%Reduced
Oregon Public Employees Retirement Fund11,970$218.0K0.00%00.0%Unchanged
MetLife Investment Management11,347$206.3K0.00%00.0%Unchanged
State of Tennessee, Treasury Department10,445$190.0K0.00%00.0%Unchanged
Engineers Gate Manager LP10,375$189.0K0.01%+10,375New
Metropolitan Life Insurance Co10,038$182.5K0.00%+1,193+13.5%Added
New York State Teachers Retirement System9,256$168.0K0.00%00.0%Unchanged
Ensign Peak Advisors, Inc7,400$135.0K0.00%00.0%Unchanged
UBS Group AG6,592$120.0K0.00%−12,629−65.7%Reduced
Teachers Retirement System of the State of Kentucky4,600$84.0K0.00%00.0%Unchanged
Mutual of America Capital Management LLC4,200$76.0K0.00%+286+7.3%Added
Firestone Capital Management4,000$73.0K0.03%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)3,727$68.0K0.00%00.0%Unchanged
Blume Capital Management, Inc.3,600$65.0K0.02%+3,600New
Nisa Investment Advisors, LLC3,450$63.0K0.00%+3,450New
Ameritas Investment Partners, Inc.2,532$46.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)2,373$43.0K0.00%−2,608−52.4%Reduced
The PNC Financial Services Group, Inc.2,402$43.0K0.00%+67+2.9%Added
State of Wyoming2,367$43.0K0.03%+2,367New
Wells Fargo & Company2,064$38.0K0.00%−8,458−80.4%Reduced
Royal Bank of Canada2,044$37.0K0.00%+847+70.8%Added
Eaton Vance Management1,904$35.0K0.00%+1,739+1,053.9%Added
Captrust Financial Advisors1,276$23.0K0.00%−55−4.1%Reduced
Sutton Wealth Advisors Inc.719$13.1K0.00%00.0%Unchanged