ILLINOIS TOOL WKS INC

Ticker: ITW CUSIP: 452308109 Class: COM

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

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

Q4 2025

Shares 61,406 Value ($000) $15,124 Avg Close $247.57 Range $237.29 - $261.06

Q3 2025

Shares 63,700 Value ($000) $16,610 Avg Close $257.33 Range $242.11 - $267.35

Q2 2025

Shares 65,392 Value ($000) $16,168 Avg Close $237.16 Range $210.69 - $248.54

Q1 2025

Shares 61,079 Value ($000) $15,148 Avg Close $250.69 Range $236.75 - $271.32

Q4 2024

Shares 57,139 Value ($000) $14,488 Avg Close $257.33 Range $244.78 - $270.69

Q3 2024

Shares 58,815 Value ($000) $15,414 Avg Close $237.29 Range $224.45 - $258.13

Q2 2024

Shares 59,645 Value ($000) $14,133 Avg Close $236.81 Range $223.33 - $257.46

Q1 2024

Shares 59,692 Value ($000) $16,017 Avg Close $247.64 Range $237.66 - $258.55

Q4 2023

Shares 59,960 Value ($000) $15,706 Avg Close $227.33 Range $206.29 - $251.34

Q3 2023

Shares 55,329 Value ($000) $12,743 Avg Close $230.07 Range $215.30 - $249.06

Q2 2023

Shares 48,232 Value ($000) $12,066 Avg Close $219.64 Range $203.55 - $237.00

Q1 2023

Shares 47,062 Value ($000) $11,457 Avg Close $217.67 Range $203.17 - $236.30

Q4 2022

Shares 47,252 Value ($000) $10 Avg Close $197.50 Range $167.30 - $214.80

Q3 2022

Shares 41,212 Value ($000) $7,445 Avg Close $181.67 Range $159.75 - $200.62

Q2 2022

Shares 41,265 Value ($000) $7,521 Avg Close $182.99 Range $162.17 - $195.56

Q1 2022

Shares 38,218 Value ($000) $8,003 Avg Close $203.67 Range $184.43 - $227.18

Q4 2021

Shares 35,852 Value ($000) $8,848 Avg Close $210.30 Range $184.61 - $225.16

Q3 2021

Shares 35,918 Value ($000) $7,422 Avg Close $202.90 Range $186.93 - $211.96

Q2 2021

Shares 36,015 Value ($000) $8,052 Avg Close $205.01 Range $194.69 - $216.70

Q1 2021

Shares 36,040 Value ($000) $7,984 Avg Close $184.98 Range $171.80 - $203.76

Q4 2020

Shares 35,990 Value ($000) $7,338 Avg Close $181.01 Range $166.62 - $198.99

Q3 2020

Shares 26,657 Value ($000) $5,150 Avg Close $167.30 Range $151.59 - $178.89

Q2 2020

Shares 16,439 Value ($000) $2,874 Avg Close $142.90 Range $116.56 - $161.60

Q1 2020

Shares 18,686 Value ($000) $2,656 Avg Close $147.58 Range $100.67 - $165.72

Q4 2019

Shares 18,835 Value ($000) $3,383 Avg Close $146.29 Range $126.07 - $157.39

Q3 2019

Shares 18,863 Value ($000) $2,952 Avg Close $130.19 Range $122.69 - $138.62

Q2 2019

Shares 17,595 Value ($000) $2,654 Avg Close $128.58 Range $116.59 - $135.13

Q1 2019

Shares 17,647 Value ($000) $2,533 Avg Close $117.01 Range $103.65 - $124.26

Q4 2018

Shares 16,653 Value ($000) $2,110 Avg Close $110.50 Range $98.77 - $121.67

Q3 2018

Shares 25,318 Value ($000) $3,573 Avg Close $117.42 Range $111.99 - $124.25

Q2 2018

Shares 31,916 Value ($000) $4,422 Avg Close $122.64 Range $114.08 - $132.71

Q1 2018

Shares 27,506 Value ($000) $4,309 Avg Close $136.85 Range $126.80 - $147.59

Q4 2017

Shares 27,580 Value ($000) $4,602 Avg Close $130.85 Range $121.38 - $139.21

Q3 2017

Shares 25,190 Value ($000) $3,727 Avg Close $116.05 Range $110.22 - $121.46

Q2 2017

Shares 23,098 Value ($000) $3,309 Avg Close $113.32 Range $105.74 - $122.08

Q1 2017

Shares 23,136 Value ($000) $3,065 Avg Close $104.58 Range $97.05 - $109.96

Q4 2016

Shares 18,109 Value ($000) $2,218 Avg Close $97.16 Range $89.66 - $102.92

Q3 2016

Shares 18,246 Value ($000) $2,187 Avg Close $92.87 Range $82.44 - $98.77

Q2 2016

Shares 25,897 Value ($000) $2,697 Avg Close $83.28 Range $78.19 - $87.12

Q1 2016

Shares 24,295 Value ($000) $2,489 Avg Close $73.25 Range $62.61 - $81.90

Q4 2015

Shares 21,374 Value ($000) $1,981 Avg Close $71.40 Range $63.03 - $74.70

Q3 2015

Shares 21,169 Value ($000) $1,742 Avg Close $68.35 Range $61.54 - $73.68

Q2 2015

Shares 37,986 Value ($000) $3,487 Avg Close $73.98 Range $71.31 - $77.64

Q1 2015

Shares 40,048 Value ($000) $3,890 Avg Close $74.54 Range $69.91 - $77.42

Q4 2014

Shares 65,624 Value ($000) $6,215 Avg Close $70.08 Range $60.82 - $75.22

Q3 2014

Shares 66,902 Value ($000) $5,648 Avg Close $66.18 Range $62.50 - $68.52

Q2 2014

Shares 69,521 Value ($000) $6,087 Avg Close $65.43 Range $61.51 - $68.13

Q1 2014

Shares 74,889 Value ($000) $6,091 Avg Close $61.28 Range $57.74 - $63.70

Q4 2013

Shares 77,937 Value ($000) $6,553 Avg Close $59.45 Range $55.46 - $63.85

Q3 2013

Shares 84,153 Value ($000) $6,418 Avg Close $54.78 Range $51.08 - $58.87

Q2 2013

Shares 84,380 Value ($000) $5,837 Avg Close $49.85 Range $44.73 - $53.46

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	61,406	$15,124	$247.57	$237.29 - $261.06
Q3 2025	63,700	$16,610	$257.33	$242.11 - $267.35
Q2 2025	65,392	$16,168	$237.16	$210.69 - $248.54
Q1 2025	61,079	$15,148	$250.69	$236.75 - $271.32
Q4 2024	57,139	$14,488	$257.33	$244.78 - $270.69
Q3 2024	58,815	$15,414	$237.29	$224.45 - $258.13
Q2 2024	59,645	$14,133	$236.81	$223.33 - $257.46
Q1 2024	59,692	$16,017	$247.64	$237.66 - $258.55
Q4 2023	59,960	$15,706	$227.33	$206.29 - $251.34
Q3 2023	55,329	$12,743	$230.07	$215.30 - $249.06
Q2 2023	48,232	$12,066	$219.64	$203.55 - $237.00
Q1 2023	47,062	$11,457	$217.67	$203.17 - $236.30
Q4 2022	47,252	$10	$197.50	$167.30 - $214.80
Q3 2022	41,212	$7,445	$181.67	$159.75 - $200.62
Q2 2022	41,265	$7,521	$182.99	$162.17 - $195.56
Q1 2022	38,218	$8,003	$203.67	$184.43 - $227.18
Q4 2021	35,852	$8,848	$210.30	$184.61 - $225.16
Q3 2021	35,918	$7,422	$202.90	$186.93 - $211.96
Q2 2021	36,015	$8,052	$205.01	$194.69 - $216.70
Q1 2021	36,040	$7,984	$184.98	$171.80 - $203.76
Q4 2020	35,990	$7,338	$181.01	$166.62 - $198.99
Q3 2020	26,657	$5,150	$167.30	$151.59 - $178.89
Q2 2020	16,439	$2,874	$142.90	$116.56 - $161.60
Q1 2020	18,686	$2,656	$147.58	$100.67 - $165.72
Q4 2019	18,835	$3,383	$146.29	$126.07 - $157.39
Q3 2019	18,863	$2,952	$130.19	$122.69 - $138.62
Q2 2019	17,595	$2,654	$128.58	$116.59 - $135.13
Q1 2019	17,647	$2,533	$117.01	$103.65 - $124.26
Q4 2018	16,653	$2,110	$110.50	$98.77 - $121.67
Q3 2018	25,318	$3,573	$117.42	$111.99 - $124.25
Q2 2018	31,916	$4,422	$122.64	$114.08 - $132.71
Q1 2018	27,506	$4,309	$136.85	$126.80 - $147.59
Q4 2017	27,580	$4,602	$130.85	$121.38 - $139.21
Q3 2017	25,190	$3,727	$116.05	$110.22 - $121.46
Q2 2017	23,098	$3,309	$113.32	$105.74 - $122.08
Q1 2017	23,136	$3,065	$104.58	$97.05 - $109.96
Q4 2016	18,109	$2,218	$97.16	$89.66 - $102.92
Q3 2016	18,246	$2,187	$92.87	$82.44 - $98.77
Q2 2016	25,897	$2,697	$83.28	$78.19 - $87.12
Q1 2016	24,295	$2,489	$73.25	$62.61 - $81.90
Q4 2015	21,374	$1,981	$71.40	$63.03 - $74.70
Q3 2015	21,169	$1,742	$68.35	$61.54 - $73.68
Q2 2015	37,986	$3,487	$73.98	$71.31 - $77.64
Q1 2015	40,048	$3,890	$74.54	$69.91 - $77.42
Q4 2014	65,624	$6,215	$70.08	$60.82 - $75.22
Q3 2014	66,902	$5,648	$66.18	$62.50 - $68.52
Q2 2014	69,521	$6,087	$65.43	$61.51 - $68.13
Q1 2014	74,889	$6,091	$61.28	$57.74 - $63.70
Q4 2013	77,937	$6,553	$59.45	$55.46 - $63.85
Q3 2013	84,153	$6,418	$54.78	$51.08 - $58.87
Q2 2013	84,380	$5,837	$49.85	$44.73 - $53.46