What does CUSIP 693282105 represent in this 13F holders report?

CUSIP 693282105 is the security identifier for PDFS - PDF SOLUTIONS INC - Common Stock, $0.00015 par value used to aggregate holder disclosures.

How many institutions held PDFS - PDF SOLUTIONS INC - Common Stock, $0.00015 par value in Q1 2015?

98 institutional investors reported PDFS - PDF SOLUTIONS INC - Common Stock, $0.00015 par value for Q1 2015. Use the holders table for investor-level position and value details.

PDF SOLUTIONS INC - Common Stock, $0.00015 par value (PDFS)

CUSIP: 693282105

Q1 2015 13F Holders as of 31 Mar 2015

Type / Class: Equity / Common Stock, $0.00015 par value
Shares outstanding: 39,660,784
Total 13F shares: 23,879,460
Share change: +1,314,584
Total reported value: $427,946,895
Put/Call ratio: 65%
Price per share: $17.92
Number of holders: 98
Value change: +$24,508,786
Number of buys: 53
Number of sells: 41

Quarterly Holders Quick Answers

What is CUSIP 693282105?
CUSIP 693282105 identifies PDFS - PDF SOLUTIONS INC - Common Stock, $0.00015 par value in SEC institutional holdings data.

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Newer quarter: Q2 2015
Previous quarter: Q4 2014

Recent filing periods for CUSIP 693282105:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of PDFS - PDF SOLUTIONS INC - Common Stock, $0.00015 par value (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	5.2%	2,072,161	$30,792,000	—	31 Dec 2014	13F
FMR LLC	13F	Company	5.2%	2,050,626	$30,472,000	—	31 Dec 2014	13F
TimesSquare Capital Management, LLC	13F	Company	3.9%	1,561,573	$23,205,000	—	31 Dec 2014	13F
Cowen Prime Services LLC	13F	Company	3.8%	1,525,190	$22,664,000	—	31 Dec 2014	13F
CARDINAL CAPITAL MANAGEMENT LLC /CT	13F	Company	3.7%	1,485,407	$22,073,000	—	31 Dec 2014	13F
SNYDER CAPITAL MANAGEMENT L P	13F	Company	3.2%	1,288,708	$19,150,000	—	31 Dec 2014	13F
WASATCH ADVISORS LP	13F	Company	3.1%	1,212,883	$18,023,000	—	31 Dec 2014	13F
BlackRock Fund Advisors	13F	Company	2.1%	848,016	$12,602,000	—	31 Dec 2014	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	2.1%	823,479	$12,237,000	—	31 Dec 2014	13F
VANGUARD GROUP INC	13F	Company	2%	782,970	$11,635,000	—	31 Dec 2014	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.9%	773,111	$11,488,000	—	31 Dec 2014	13F
NORTHERN TRUST CORP	13F	Company	1.7%	654,724	$9,729,000	—	31 Dec 2014	13F
Lyon Street Capital, LLC	13F	Company	1.6%	637,983	$9,480,000	—	31 Dec 2014	13F
RUSSELL FRANK CO/	13F	Company	1.3%	522,140	$7,754,000	—	31 Dec 2014	13F
NEEDHAM INVESTMENT MANAGEMENT LLC	13F	Company	1.3%	517,500	$7,690,000	—	31 Dec 2014	13F
KORNITZER CAPITAL MANAGEMENT INC /KS	13F	Company	1.2%	486,350	$7,227,000	—	31 Dec 2014	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	1.2%	463,747	$6,891,000	—	31 Dec 2014	13F
STATE STREET CORP	13F	Company	1.1%	444,063	$6,601,000	—	31 Dec 2014	13F
NORTHPOINTE CAPITAL LLC	13F	Company	0.95%	375,239	$5,576,000	—	31 Dec 2014	13F
Tygh Capital Management, Inc.	13F	Company	0.93%	367,840	$5,466,000	—	31 Dec 2014	13F
Bank of New York Mellon Corp	13F	Company	0.89%	352,303	$5,235,000	—	31 Dec 2014	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.88%	350,646	$5,211,000	—	31 Dec 2014	13F
Allianz Asset Management GmbH	13F	Company	0.72%	287,372	$4,270,000	—	31 Dec 2014	13F
AlphaOne Investment Services, LLC	13F	Company	0.5%	199,518	$2,965,000	—	31 Dec 2014	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.4%	157,613	$2,342,000	—	31 Dec 2014	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.39%	155,363	$2,308,000	—	31 Dec 2014	13F
FALCON POINT CAPITAL, LLC	13F	Company	0.31%	123,373	$1,833,000	—	31 Dec 2014	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.25%	99,961	$1,485,000	—	31 Dec 2014	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.24%	96,300	$1,432,000	—	31 Dec 2014	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.21%	84,800	$1,420,000	—	31 Dec 2014	13F
BlackRock Investment Management, LLC	13F	Company	0.22%	88,922	$1,321,000	—	31 Dec 2014	13F
HIGHBRIDGE CAPITAL MANAGEMENT LLC	13F	Company	0.21%	85,062	$1,264,000	—	31 Dec 2014	13F
EMERALD MUTUAL FUND ADVISERS TRUST	13F	Company	0.21%	84,203	$1,251,000	—	31 Dec 2014	13F
NORGES BANK	13F	Company	0.21%	83,963	$1,248,000	—	31 Dec 2014	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.2%	79,473	$1,181,000	—	31 Dec 2014	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.18%	72,174	$1,073,000	—	31 Dec 2014	13F
BURNHAM ASSET MANAGEMENT CORP /NY/	13F	Company	0.15%	60,000	$892,000	—	31 Dec 2014	13F
MORGAN STANLEY	13F	Company	0.15%	57,911	$860,000	—	31 Dec 2014	13F
M&T BANK CORP	13F	Company	0.14%	57,323	$852,000	—	31 Dec 2014	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.14%	56,649	$842,000	—	31 Dec 2014	13F
CROSSLINK CAPITAL INC	13F	Company	0.14%	56,487	$839,000	—	31 Dec 2014	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	0.12%	47,559	$707,000	—	31 Dec 2014	13F
CREDIT SUISSE AG/	13F	Company	0.11%	45,291	$674,000	—	31 Dec 2014	13F
TEACHERS ADVISORS, LLC	13F	Company	0.11%	42,896	$637,000	—	31 Dec 2014	13F
Gotham Asset Management, LLC	13F	Company	0.1%	39,901	$593,000	—	31 Dec 2014	13F
TUDOR INVESTMENT CORP ET AL	13F	Company	0.1%	37,923	$564,000	—	31 Dec 2014	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.09%	37,600	$559,000	—	31 Dec 2014	13F
D. E. Shaw & Co., Inc.	13F	Company	0.09%	34,123	$507,000	—	31 Dec 2014	13F
KEYBANK NATIONAL ASSOCIATION/OH	13F	Company	0.09%	33,944	$504,000	—	31 Dec 2014	13F
SECOR Capital Advisors, LP	13F	Company	0.08%	32,453	$482,000	—	31 Dec 2014	13F

Institutional Holders of PDF SOLUTIONS INC - Common Stock, $0.00015 par value (PDFS) as of Q1 2015

As of 31 Mar 2015, PDF SOLUTIONS INC - Common Stock, $0.00015 par value (PDFS) was held by 98 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 23,879,460 shares. The largest 10 holders included PRICE T ROWE ASSOCIATES INC /MD/, CARDINAL CAPITAL MANAGEMENT LLC /CT, WASATCH ADVISORS INC, TimesSquare Capital Management, LLC, Concept Capital Markets, LLC, SNYDER CAPITAL MANAGEMENT L P, CHARTWELL INVESTMENT PARTNERS, INC., Bank of New York Mellon Corp, VANGUARD GROUP INC, and BlackRock Fund Advisors. This page lists 98 institutional shareholders reporting positions in this security for the Q1 2015 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2015 vs Q4 2014 Across Filers

Q4 2014 holders

Q1 2015 holders

Holder diff

Investor	Q4 2014 Shares	Q1 2015 Shares	Share Diff	Share Chg %	Q4 2014 Value $	Q1 2015 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.