NEEDHAM INVESTMENT MANAGEMENT LLC - PDF SOLUTIONS INC ownership

PDF SOLUTIONS INC's ticker is PDFS and the CUSIP is 693282105. A total of 117 filers reported holding PDF SOLUTIONS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
NEEDHAM INVESTMENT MANAGEMENT LLC ownership history of PDF SOLUTIONS INC
ValueSharesWeighting
Q3 2023$22,599,000
-23.8%
697,500
+6.1%
3.84%
-21.3%
Q2 2023$29,653,250
+10.2%
657,500
+3.6%
4.89%
+5.3%
Q1 2023$26,902,800
+35.0%
634,500
-9.2%
4.64%
+28.6%
Q4 2022$19,935,195
+2.9%
698,990
-11.5%
3.61%
-5.0%
Q3 2022$19,379,000
+5.2%
790,000
-7.8%
3.80%
+10.2%
Q2 2022$18,423,000
-23.8%
856,511
-1.2%
3.44%
-1.6%
Q1 2022$24,173,000
-20.4%
867,331
-9.2%
3.50%
-8.2%
Q4 2021$30,372,000
+4.3%
955,390
-24.4%
3.81%
-1.9%
Q3 2021$29,122,000
+5.5%
1,264,000
-16.8%
3.89%
-3.7%
Q2 2021$27,616,000
+18.2%
1,519,000
+15.6%
4.04%
+26.5%
Q1 2021$23,363,000
+11.1%
1,314,000
+34.9%
3.19%
-9.6%
Q4 2020$21,038,000
-41.8%
974,000
-49.6%
3.53%
-2.6%
Q3 2020$36,148,000
-11.1%
1,932,000
-7.0%
3.62%
-16.9%
Q2 2020$40,648,000
+172.1%
2,078,000
+63.0%
4.36%
+3.1%
Q1 2020$14,938,000
-61.9%
1,274,615
-45.1%
4.23%
-20.9%
Q4 2019$39,246,000
+130.4%
2,323,630
+78.3%
5.35%
-2.2%
Q3 2019$17,033,000
-1.4%
1,303,200
-1.0%
5.47%
-4.0%
Q2 2019$17,268,000
+7.5%
1,316,100
+1.2%
5.70%
+4.4%
Q1 2019$16,056,000
+46.5%
1,300,1000.0%5.46%
+32.7%
Q4 2018$10,960,000
-0.2%
1,300,100
+6.9%
4.11%
+24.3%
Q3 2018$10,980,000
-4.8%
1,216,000
+26.3%
3.31%
+2.2%
Q2 2018$11,531,000
-4.2%
962,500
-6.8%
3.24%
-5.9%
Q1 2018$12,038,000
-21.2%
1,032,500
+6.2%
3.44%
-15.3%
Q4 2017$15,268,000
+4.5%
972,500
+3.1%
4.06%
+9.7%
Q3 2017$14,606,000
+19.2%
942,900
+26.6%
3.70%
+13.4%
Q2 2017$12,256,000
-18.3%
745,000
+12.4%
3.26%
-15.5%
Q1 2017$14,996,000
+0.3%
662,9500.0%3.86%
+1.1%
Q4 2016$14,950,000
+23.3%
662,950
-0.7%
3.82%
+19.3%
Q3 2016$12,128,000
+35.4%
667,500
+4.3%
3.20%
+29.6%
Q2 2016$8,954,000
+6.2%
640,000
+1.6%
2.47%
+12.4%
Q1 2016$8,429,000
+32.1%
630,000
+7.1%
2.20%
+38.5%
Q4 2015$6,379,000
+5.0%
588,500
-3.1%
1.59%
+4.3%
Q3 2015$6,076,000
-30.2%
607,500
+11.6%
1.52%
-19.4%
Q2 2015$8,708,000
-7.9%
544,250
+3.2%
1.89%
-6.2%
Q1 2015$9,453,000
+22.9%
527,500
+1.9%
2.01%
+24.4%
Q4 2014$7,690,000
+29.1%
517,500
+9.5%
1.62%
+22.8%
Q3 2014$5,958,000
-45.0%
472,500
-7.4%
1.32%
-41.7%
Q2 2014$10,833,000
+7.9%
510,500
-7.6%
2.26%
+6.5%
Q1 2014$10,039,000
-33.0%
552,500
-5.6%
2.12%
-31.6%
Q4 2013$14,988,000
+20.7%
585,0000.0%3.10%
+11.7%
Q3 2013$12,419,000
-5.1%
585,000
-17.6%
2.78%
-9.2%
Q2 2013$13,086,000710,0003.06%
Other shareholders
PDF SOLUTIONS INC shareholders Q4 2020
NameSharesValueWeighting ↓
Samjo Capital LLC 646,000$27,390,40024.85%
Cowen Prime Advisors LLC 1,010,532$36,43014.58%
NEEDHAM INVESTMENT MANAGEMENT LLC 634,500$26,902,8004.64%
Divisar Capital Management LLC 311,926$13,225,6623.05%
Roubaix Capital, LLC 87,915$3,727,5962.84%
Mesirow Financial Investment Management, Inc. 10,671$452,4501.88%
SNYDER CAPITAL MANAGEMENT L P 1,262,245$53,519,1881.14%
EMERALD ADVISERS, LLC 506,737$21,485,6491.03%
Aquila Investment Management LLC 29,000$1,229,6001.01%
EMERALD MUTUAL FUND ADVISERS TRUST 393,001$16,663,2420.98%
View complete list of PDF SOLUTIONS INC shareholders