PDF SOLUTIONS INC

Ticker: PDFS CUSIP: 693282105 Class: Common Stock

Note: Option positions (PUT/CALL) are excluded.

New Positions (25)

Increased Positions (63)

Divisar Capital Management LLC
Value ($000) $21,678 (+22.7%) Shares 759,815 (+11.1%)
Samjo Management, LLC
Value ($000) $32,839 (+13.5%) Shares 1,151,019 (+2.7%)
Silverberg Bernstein Capital Management LLC
Value ($000) $13,520 (+14.1%) Shares 473,883 (+3.3%)
Ranger Investment Management, L.P.
Value ($000) $33,380 (+22.3%) Shares 1,170,014 (+10.7%)
Roubaix Capital, LLC
Value ($000) $6,277 (+17.8%) Shares 220,022 (+6.6%)
Herald Investment Management Ltd
Value ($000) $6,419 (+24.3%) Shares 225,000 (+12.5%)
SNYDER CAPITAL MANAGEMENT L P
Value ($000) $27,259 (+31.9%) Shares 955,435 (+19.4%)
Legato Capital Management LLC
Value ($000) $1,527 (+117.0%) Shares 53,530 (+96.4%)
ArrowMark Colorado Holdings LLC
Value ($000) $14,075 (+20.7%) Shares 493,343 (+9.2%)
PRELUDE CAPITAL MANAGEMENT, LLC
Value ($000) $3,322 (+27.3%) Shares 116,450 (+15.2%)
Clarus Group, Inc.
Value ($000) $301 (+34.9%) Shares 10,553 (+22.1%)
LOOMIS SAYLES & CO L P
Value ($000) $13,272 (+41.5%) Shares 465,182 (+28.1%)
JANUS HENDERSON GROUP PLC
Value ($000) $26,023 (+28.6%) Shares 912,135 (+16.4%)
TWO SIGMA INVESTMENTS, LP
Value ($000) $1,854 (+567.5%) Shares 64,986 (+504.1%)
Verition Fund Management LLC
Value ($000) $1,071 (+198.2%) Shares 37,536 (+169.9%)
DARK FOREST CAPITAL MANAGEMENT LP
Value ($000) $1,571 (+18.5%) Shares 55,068 (+7.2%)
Russell Investments Group, Ltd.
Value ($000) $11,622 (+20.3%) Shares 407,370 (+8.8%)
GOLDMAN SACHS GROUP INC
Value ($000) $5,416 (+49.3%) Shares 189,818 (+35.1%)
MORGAN STANLEY
Value ($000) $11,390 (+23.5%) Shares 399,222 (+11.7%)
JANE STREET GROUP, LLC
Value ($000) $1,402 (+244.9%) Shares 49,156 (+212.2%)

Decreased Positions (58)

NEEDHAM INVESTMENT MANAGEMENT LLC
Value ($000) $56,061 (+7.6%) Shares 1,965,000 (-2.7%)
Penn Capital Management Company, LLC
Value ($000) $570 (-81.2%) Shares 19,976 (-83.0%)
CenterBook Partners LP
Value ($000) $984 (-78.4%) Shares 34,476 (-80.5%)
Bridge City Capital, LLC
Value ($000) $2,919 (-3.2%) Shares 102,324 (-12.4%)
Significant Wealth Partners LLC
Value ($000) $256 (-49.1%) Shares 8,977 (-54.0%)
GSA CAPITAL PARTNERS LLP
Value ($000) $1 (-56.0%) Shares 26,752 (-60.1%)
Dana Investment Advisors, Inc.
Value ($000) $1,577 (-28.5%) Shares 55,277 (-35.3%)
RICE HALL JAMES & ASSOCIATES, LLC
Value ($000) $4,213 (+1.8%) Shares 147,655 (-7.9%)
Numerai GP LLC
Value ($000) $214 (-44.7%) Shares 7,492 (-50.0%)
WASATCH ADVISORS LP
Value ($000) $14,902 (+5.4%) Shares 522,320 (-4.7%)
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
Value ($000) $1,385 (-50.3%) Shares 48,553 (-55.0%)
Squarepoint Ops LLC
Value ($000) $6,207 (-5.5%) Shares 217,560 (-14.5%)
VANGUARD GROUP INC
Value ($000) $88,144 (+8.2%) Shares 3,089,519 (-2.1%)
AlphaQuest LLC
Value ($000) $393 (-7.4%) Shares 13,785 (-16.2%)
Public Sector Pension Investment Board
Value ($000) $3,159 (-1.9%) Shares 110,729 (-11.2%)
UBS Group AG
Value ($000) $1,800 (-30.0%) Shares 63,081 (-36.7%)
D. E. Shaw & Co., Inc.
Value ($000) $290 (-66.5%) Shares 10,152 (-69.7%)
Inspire Investing, LLC
Value ($000) $464 (+1.1%) Shares 16,270 (-8.5%)
AQR CAPITAL MANAGEMENT LLC
Value ($000) $1,319 (-22.4%) Shares 46,232 (-29.7%)
CITIGROUP INC
Value ($000) $284 (-62.8%) Shares 9,938 (-66.3%)

Exited Positions (23)