ASPEN TECHNOLOGY INC

CUSIP: 045327103 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q1 2022
Shares 409,652 Value ($000) $67,744 Avg Close — Range —
Q4 2021
Shares 395,829 Value ($000) $60,246 Avg Close — Range —
Q3 2021
Shares 388,018 Value ($000) $47,649 Avg Close — Range —
Q2 2021
Shares 393,489 Value ($000) $54,121 Avg Close — Range —
Q1 2021
Shares 380,621 Value ($000) $54,936 Avg Close — Range —
Q4 2020
Shares 384,656 Value ($000) $50,102 Avg Close — Range —
Q3 2020
Shares 380,054 Value ($000) $48,112 Avg Close — Range —
Q2 2020
Shares 378,244 Value ($000) $39,190 Avg Close — Range —
Q1 2020
Shares 387,760 Value ($000) $36,865 Avg Close — Range —
Q4 2019
Shares 375,415 Value ($000) $45,399 Avg Close — Range —
Q3 2019
Shares 376,671 Value ($000) $46,361 Avg Close — Range —
Q2 2019
Shares 351,594 Value ($000) $43,697 Avg Close — Range —
Q1 2019
Shares 347,665 Value ($000) $36,248 Avg Close — Range —
Q4 2018
Shares 326,632 Value ($000) $26,843 Avg Close — Range —
Q3 2018
Shares 320,368 Value ($000) $36,494 Avg Close — Range —
Q2 2018
Shares 449,716 Value ($000) $41,707 Avg Close — Range —
Q1 2018
Shares 574,531 Value ($000) $45,325 Avg Close — Range —
Q4 2017
Shares 566,293 Value ($000) $37,489 Avg Close — Range —
Q3 2017
Shares 523,050 Value ($000) $32,853 Avg Close — Range —
Q2 2017
Shares 448,832 Value ($000) $24,803 Avg Close — Range —
Q1 2017
Shares 437,095 Value ($000) $25,754 Avg Close — Range —
Q4 2016
Shares 410,058 Value ($000) $22,422 Avg Close — Range —
Q3 2016
Shares 409,443 Value ($000) $19,158 Avg Close — Range —
Q2 2016
Shares 395,624 Value ($000) $15,920 Avg Close — Range —
Q1 2016
Shares 381,462 Value ($000) $13,783 Avg Close — Range —
Q4 2015
Shares 350,707 Value ($000) $13,243 Avg Close — Range —
Q3 2015
Shares 330,060 Value ($000) $12,513 Avg Close — Range —
Q2 2015
Shares 319,072 Value ($000) $14,534 Avg Close — Range —
Q1 2015
Shares 320,946 Value ($000) $12,354 Avg Close — Range —
Q4 2014
Shares 483,877 Value ($000) $16,946 Avg Close — Range —
Q3 2014
Shares 488,062 Value ($000) $18,410 Avg Close — Range —
Q2 2014
Shares 481,349 Value ($000) $22,335 Avg Close — Range —
Q1 2014
Shares 478,242 Value ($000) $20,259 Avg Close — Range —
Q4 2013
Shares 447,113 Value ($000) $18,690 Avg Close — Range —
Q3 2013
Shares 358,906 Value ($000) $12,620 Avg Close — Range —
Q2 2013
Shares 341,304 Value ($000) $10,008 Avg Close — Range —