CHARLES SCHWAB INVESTMENT MANAGEMENT INC

Holdings History for PDF SOLUTIONS INC - COMMON STOCK (PDFS)

Symbol: PDFS on Nasdaq
Investment type: Equity / COMMON STOCK

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025	0%	+0%	$8,753,717	306,825	+8,278	+2.8%	$28.53	Q4 2025
30 Sep 2025	0%	+0%	$7,708,484	298,547	+10,015	+3.5%	$25.82	Q3 2025
30 Jun 2025	0%	+0%	$6,168,814	288,532	+5,780	+2%	$21.38	Q2 2025
31 Mar 2025	0%	+0%	$5,403,391	282,752	+11,920	+4.4%	$19.11	Q1 2025
31 Dec 2024	0%	+0%	$7,334,131	270,832	+6,246	+2.4%	$27.08	Q4 2024
30 Sep 2024	0%	0%	$8,382,084	264,586	+43	+0.02%	$31.68	Q3 2024
30 Jun 2024	0%	+0%	$9,624,074	264,543	+4,948	+1.9%	$36.38	Q2 2024
31 Mar 2024	0%	+0%	$8,740,564	259,595	+11,634	+4.7%	$33.67	Q1 2024
31 Dec 2023	0%	+0%	$7,969,466	247,961	+6,999	+2.9%	$32.14	Q4 2023
30 Sep 2023	0%	+0%	$7,807,169	240,962	+11,605	+5.1%	$32.40	Q3 2023
30 Jun 2023	0%	+0%	$10,344,000	229,357	+5,871	+2.6%	$45.10	Q2 2023
31 Mar 2023	0%	+0%	$9,475,806	223,486	+451	+0.2%	$42.40	Q1 2023
31 Dec 2022	0%	+0%	$6,360,958	223,035	+5,740	+2.6%	$28.52	Q4 2022
30 Sep 2022	0%	+0%	$5,331,000	217,295	+4,254	+2%	$24.53	Q3 2022
30 Jun 2022	0%	-0%	$4,583,000	213,041	-4,664	-2.1%	$21.51	Q2 2022
31 Mar 2022	0%	+0%	$6,068,000	217,705	+4,799	+2.3%	$27.87	Q1 2022
31 Dec 2021	0%	+0%	$6,769,000	212,906	+9,004	+4.4%	$31.79	Q4 2021
30 Sep 2021	0%	+0%	$4,698,000	203,902	+1,948	+0.96%	$23.04	Q3 2021
30 Jun 2021	0%	+0%	$3,672,000	201,954	+7,633	+3.9%	$18.18	Q2 2021
31 Mar 2021	0%	+0%	$3,456,000	194,321	+4,443	+2.3%	$17.79	Q1 2021
31 Dec 2020	0%	+0%	$4,102,000	189,878	+795	+0.42%	$21.60	Q4 2020
30 Sep 2020	0%	+0%	$3,538,000	189,083	+1,332	+0.71%	$18.71	Q3 2020
30 Jun 2020	0%	+0%	$3,673,000	187,751	+13,599	+7.8%	$19.56	Q2 2020
31 Mar 2020	0%	+0%	$2,042,000	174,152	+2,752	+1.6%	$11.73	Q1 2020
31 Dec 2019	0%	+0%	$2,895,000	171,400	+4,109	+2.5%	$16.89	Q4 2019
30 Sep 2019	0%	+0%	$2,187,000	167,291	+3,855	+2.4%	$13.07	Q3 2019
30 Jun 2019	0%	+0%	$2,145,000	163,436	+6,539	+4.2%	$13.12	Q2 2019
31 Mar 2019	0%	+0%	$1,938,000	156,897	+4,495	+2.9%	$12.35	Q1 2019
31 Dec 2018	0%	+0%	$1,285,000	152,402	+9,732	+6.8%	$8.43	Q4 2018
30 Sep 2018	0%	+0%	$1,289,000	142,670	+1,376	+0.97%	$9.03	Q3 2018
30 Jun 2018	0%	+0%	$1,693,000	141,294	+266	+0.19%	$11.98	Q2 2018
31 Mar 2018	0%	+0%	$1,645,000	141,028	+14,014	+11%	$11.66	Q1 2018
31 Dec 2017	0%	+0%	$1,995,000	127,014	+9,216	+7.8%	$15.71	Q4 2017
30 Sep 2017	0%	+0%	$1,825,000	117,798	+5,954	+5.3%	$15.49	Q3 2017
30 Jun 2017	0%	+0%	$1,840,000	111,844	+646	+0.58%	$16.45	Q2 2017
31 Mar 2017	0%	+0%	$2,516,000	111,198	+5,814	+5.5%	$22.63	Q1 2017
31 Dec 2016	0%	+0%	$2,377,000	105,384	+5,236	+5.2%	$22.56	Q4 2016
30 Sep 2016	0%	+0%	$1,820,000	100,148	+4,372	+4.6%	$18.17	Q3 2016
30 Jun 2016	0%	+0%	$1,340,000	95,776	+1,344	+1.4%	$13.99	Q2 2016
31 Mar 2016	0%	+0%	$1,264,000	94,432	+1,632	+1.8%	$13.39	Q1 2016
31 Dec 2015	0%	+0%	$1,006,000	92,800	+2,080	+2.3%	$10.84	Q4 2015
30 Sep 2015	0%	+0%	$908,000	90,720	+5,505	+6.5%	$10.01	Q3 2015
30 Jun 2015	0%	+0%	$1,364,000	85,215	+2,378	+2.9%	$16.01	Q2 2015
31 Mar 2015	0%	+0%	$1,485,000	82,837	+3,364	+4.2%	$17.93	Q1 2015
31 Dec 2014	0%	+0%	$1,181,000	79,473	+1,769	+2.3%	$14.86	Q4 2014
30 Sep 2014	0%	+0%	$980,000	77,704	+11,122	+17%	$12.61	Q3 2014
30 Jun 2014	0%	+0%	$1,413,000	66,582	+8,652	+15%	$21.22	Q2 2014
31 Mar 2014	0%	+0%	$1,053,000	57,930	+1,680	+3%	$18.18	Q1 2014
31 Dec 2013	0%	0%	$1,442,000	56,250	0		$25.64	Q4 2013

* 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.