MKS INSTRS INC

Ticker: MKSI CUSIP: 55306N104 Class: EQTY

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q4 2025
Shares 16,808 Value ($000) $2,686 Avg Close $148.21 Range $120.73 - $170.37
Q3 2025
Shares 17,236 Value ($000) $2,133 Avg Close $106.31 Range $88.17 - $132.24
Q2 2025
Shares 17,233 Value ($000) $1,712 Avg Close $80.86 Range $54.50 - $100.44
Q1 2025
Shares 16,087 Value ($000) $1,289 Avg Close $100.21 Range $75.89 - $124.28
Q4 2024
Shares 14,863 Value ($000) $1,552 Avg Close $106.91 Range $96.54 - $118.37
Q3 2024
Shares 14,833 Value ($000) $1,612 Avg Close $117.45 Range $99.10 - $145.63
Q2 2024
Shares 14,000 Value ($000) $1,828 Avg Close $124.55 Range $105.72 - $137.52
Q1 2024
Shares 13,906 Value ($000) $1,849 Avg Close $114.51 Range $94.23 - $132.85
Q4 2023
Shares 13,872 Value ($000) $1,427 Avg Close $79.84 Range $62.28 - $104.49
Q3 2023
Shares 12,728 Value ($000) $1,101 Avg Close $95.58 Range $81.25 - $107.67
Q2 2023
Shares 27,756 Value ($000) $3,000 Avg Close $89.53 Range $77.81 - $108.20
Q1 2023
Shares 25,761 Value ($000) $2,283 Avg Close $93.12 Range $80.00 - $111.27
Q4 2022
Shares 25,730 Value ($000) $2 Avg Close $78.00 Range $62.97 - $89.22
Q3 2022
Shares 22,672 Value ($000) $1,874 Avg Close $100.01 Range $79.23 - $120.27
Q2 2022
Shares 22,035 Value ($000) $2,261 Avg Close $112.92 Range $94.75 - $148.07
Q1 2022
Shares 20,325 Value ($000) $3,049 Avg Close $150.35 Range $131.30 - $175.09
Q4 2021
Shares 18,387 Value ($000) $3,202 Avg Close $151.09 Range $136.06 - $172.80
Q3 2021
Shares 18,320 Value ($000) $2,765 Avg Close $148.13 Range $133.76 - $168.78
Q2 2021
Shares 18,441 Value ($000) $3,282 Avg Close $175.09 Range $158.98 - $192.11
Q1 2021
Shares 18,423 Value ($000) $3,416 Avg Close $161.78 Range $138.78 - $185.00
Q4 2020
Shares 18,412 Value ($000) $2,770 Avg Close $125.75 Range $101.82 - $152.08
Q3 2020
Shares 17,668 Value ($000) $1,930 Avg Close $112.47 Range $97.77 - $124.64
Q1 2020
Shares 12,824 Value ($000) $1,045 Avg Close $97.84 Range $64.00 - $116.86
Q4 2019
Shares 9,615 Value ($000) $1,058 Avg Close $99.99 Range $81.07 - $109.78
Q3 2019
Shares 9,593 Value ($000) $885 Avg Close $78.64 Range $68.69 - $91.29
Q2 2019
Shares 9,579 Value ($000) $746 Avg Close $80.27 Range $67.03 - $98.53
Q1 2019
Shares 9,548 Value ($000) $888 Avg Close $76.40 Range $59.36 - $88.91
Q4 2018
Shares 9,473 Value ($000) $612 Avg Close $68.31 Range $53.35 - $77.61
Q3 2018
Shares 11,132 Value ($000) $892 Avg Close $86.11 Range $74.38 - $97.19
Q2 2018
Shares 14,760 Value ($000) $1,413 Avg Close $102.60 Range $86.55 - $115.42
Q1 2018
Shares 14,691 Value ($000) $1,699 Avg Close $103.13 Range $88.32 - $120.60
Q4 2017
Shares 7,931 Value ($000) $749 Avg Close $93.43 Range $82.69 - $103.63