PACKAGING CORP AMER

Ticker: PKG CUSIP: 695156109 Class: COM

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2025

Shares 24,263 Value ($000) $5,004 Avg Close $202.35 Range $190.33 - $217.23

Q3 2025

Shares 24,963 Value ($000) $5,440 Avg Close $204.01 Range $186.79 - $217.69

Q2 2025

Shares 25,063 Value ($000) $4,723 Avg Close $185.78 Range $169.57 - $198.77

Q1 2025

Shares 24,963 Value ($000) $4,943 Avg Close $208.39 Range $186.56 - $236.70

Q4 2024

Shares 24,963 Value ($000) $5,620 Avg Close $224.51 Range $204.23 - $243.29

Q3 2024

Shares 25,363 Value ($000) $5,463 Avg Close $191.85 Range $169.77 - $211.16

Q2 2024

Shares 25,563 Value ($000) $4,667 Avg Close $174.41 Range $161.85 - $184.54

Q1 2024

Shares 25,663 Value ($000) $4,870 Avg Close $165.18 Range $151.79 - $182.55

Q4 2023

Shares 25,863 Value ($000) $4,213 Avg Close $148.76 Range $135.78 - $162.02

Q3 2023

Shares 27,663 Value ($000) $4,248 Avg Close $136.75 Range $119.56 - $148.54

Q2 2023

Shares 28,463 Value ($000) $3,762 Avg Close $124.12 Range $113.32 - $134.63

Q1 2023

Shares 28,763 Value ($000) $3,993 Avg Close $125.10 Range $116.77 - $134.32

Q4 2022

Shares 28,563 Value ($000) $3,653 Avg Close $114.21 Range $100.59 - $127.79

Q3 2022

Shares 25,363 Value ($000) $2,848 Avg Close $121.77 Range $99.65 - $131.62

Q2 2022

Shares 25,363 Value ($000) $3,487 Avg Close $138.05 Range $120.40 - $150.31

Q1 2022

Shares 23,963 Value ($000) $3,741 Avg Close $129.65 Range $116.78 - $141.37

Q4 2021

Shares 23,950 Value ($000) $3,261 Avg Close $118.44 Range $110.57 - $126.54

Q3 2021

Shares 23,850 Value ($000) $3,278 Avg Close $124.77 Range $114.15 - $136.11

Q2 2021

Shares 23,850 Value ($000) $3,230 Avg Close $124.99 Range $115.04 - $135.82

Q1 2021

Shares 24,650 Value ($000) $3,315 Avg Close $117.61 Range $110.24 - $127.62

Q4 2020

Shares 24,750 Value ($000) $3,413 Avg Close $107.80 Range $90.71 - $119.12

Q3 2020

Shares 25,250 Value ($000) $2,754 Avg Close $86.90 Range $78.09 - $97.76

Q2 2020

Shares 24,250 Value ($000) $2,420 Avg Close $80.20 Range $67.49 - $94.96

Q1 2020

Shares 21,700 Value ($000) $1,884 Avg Close $81.01 Range $59.81 - $94.15

Q4 2019

Shares 22,900 Value ($000) $2,565 Avg Close $91.47 Range $83.26 - $95.05

Q3 2019

Shares 22,800 Value ($000) $2,419 Avg Close $83.39 Range $79.17 - $90.57

Q2 2019

Shares 22,600 Value ($000) $2,154 Avg Close $78.80 Range $71.62 - $84.63

Q1 2019

Shares 27,200 Value ($000) $2,703 Avg Close $76.99 Range $66.23 - $82.38

Q4 2018

Shares 27,100 Value ($000) $2,262 Avg Close $74.71 Range $63.01 - $88.72

Q3 2018

Shares 28,200 Value ($000) $3,093 Avg Close $89.95 Range $85.53 - $95.35

Q2 2018

Shares 27,900 Value ($000) $3,119 Avg Close $92.50 Range $85.42 - $98.67

Q1 2018

Shares 27,800 Value ($000) $3,133 Avg Close $95.04 Range $86.28 - $103.21

Q4 2017

Shares 27,700 Value ($000) $3,339 Avg Close $90.90 Range $84.94 - $95.54

Q3 2017

Shares 28,600 Value ($000) $3,280 Avg Close $87.21 Range $82.40 - $93.51

Q2 2017

Shares 38,800 Value ($000) $4,322 Avg Close $78.06 Range $69.46 - $88.40

Q1 2017

Shares 38,300 Value ($000) $3,509 Avg Close $70.61 Range $64.59 - $74.47

Q4 2016

Shares 37,600 Value ($000) $3,189 Avg Close $64.06 Range $59.55 - $67.47

Q3 2016

Shares 37,900 Value ($000) $3,080 Avg Close $57.96 Range $49.31 - $63.17

Q2 2016

Shares 37,800 Value ($000) $2,530 Avg Close $49.15 Range $43.90 - $53.57

Q1 2016

Shares 37,600 Value ($000) $2,271 Avg Close $39.93 Range $32.96 - $46.60

Q4 2015

Shares 38,400 Value ($000) $2,421 Avg Close $48.62 Range $43.88 - $51.62

Q3 2015

Shares 44,500 Value ($000) $2,677 Avg Close $48.88 Range $42.96 - $53.79

Q2 2015

Shares 45,100 Value ($000) $2,818 Avg Close $51.10 Range $45.67 - $57.26

Q1 2015

Shares 44,600 Value ($000) $3,487 Avg Close $57.22 Range $52.57 - $61.10

Q4 2014

Shares 46,800 Value ($000) $3,653 Avg Close $51.38 Range $40.86 - $57.69

Q3 2014

Shares 46,700 Value ($000) $2,980 Avg Close $47.89 Range $45.15 - $51.84

Q2 2014

Shares 46,300 Value ($000) $3,310 Avg Close $48.69 Range $46.01 - $51.49

Q1 2014

Shares 46,200 Value ($000) $3,251 Avg Close $48.15 Range $43.19 - $52.87

Q4 2013

Shares 45,900 Value ($000) $2,905 Avg Close $42.52 Range $38.94 - $45.04

Q3 2013

Shares 45,800 Value ($000) $2,615 Avg Close $37.66 Range $33.65 - $42.90

Q2 2013

Shares 45,100 Value ($000) $2,208 Avg Close $32.81 Range $29.18 - $34.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,263	$5,004	$202.35	$190.33 - $217.23
Q3 2025	24,963	$5,440	$204.01	$186.79 - $217.69
Q2 2025	25,063	$4,723	$185.78	$169.57 - $198.77
Q1 2025	24,963	$4,943	$208.39	$186.56 - $236.70
Q4 2024	24,963	$5,620	$224.51	$204.23 - $243.29
Q3 2024	25,363	$5,463	$191.85	$169.77 - $211.16
Q2 2024	25,563	$4,667	$174.41	$161.85 - $184.54
Q1 2024	25,663	$4,870	$165.18	$151.79 - $182.55
Q4 2023	25,863	$4,213	$148.76	$135.78 - $162.02
Q3 2023	27,663	$4,248	$136.75	$119.56 - $148.54
Q2 2023	28,463	$3,762	$124.12	$113.32 - $134.63
Q1 2023	28,763	$3,993	$125.10	$116.77 - $134.32
Q4 2022	28,563	$3,653	$114.21	$100.59 - $127.79
Q3 2022	25,363	$2,848	$121.77	$99.65 - $131.62
Q2 2022	25,363	$3,487	$138.05	$120.40 - $150.31
Q1 2022	23,963	$3,741	$129.65	$116.78 - $141.37
Q4 2021	23,950	$3,261	$118.44	$110.57 - $126.54
Q3 2021	23,850	$3,278	$124.77	$114.15 - $136.11
Q2 2021	23,850	$3,230	$124.99	$115.04 - $135.82
Q1 2021	24,650	$3,315	$117.61	$110.24 - $127.62
Q4 2020	24,750	$3,413	$107.80	$90.71 - $119.12
Q3 2020	25,250	$2,754	$86.90	$78.09 - $97.76
Q2 2020	24,250	$2,420	$80.20	$67.49 - $94.96
Q1 2020	21,700	$1,884	$81.01	$59.81 - $94.15
Q4 2019	22,900	$2,565	$91.47	$83.26 - $95.05
Q3 2019	22,800	$2,419	$83.39	$79.17 - $90.57
Q2 2019	22,600	$2,154	$78.80	$71.62 - $84.63
Q1 2019	27,200	$2,703	$76.99	$66.23 - $82.38
Q4 2018	27,100	$2,262	$74.71	$63.01 - $88.72
Q3 2018	28,200	$3,093	$89.95	$85.53 - $95.35
Q2 2018	27,900	$3,119	$92.50	$85.42 - $98.67
Q1 2018	27,800	$3,133	$95.04	$86.28 - $103.21
Q4 2017	27,700	$3,339	$90.90	$84.94 - $95.54
Q3 2017	28,600	$3,280	$87.21	$82.40 - $93.51
Q2 2017	38,800	$4,322	$78.06	$69.46 - $88.40
Q1 2017	38,300	$3,509	$70.61	$64.59 - $74.47
Q4 2016	37,600	$3,189	$64.06	$59.55 - $67.47
Q3 2016	37,900	$3,080	$57.96	$49.31 - $63.17
Q2 2016	37,800	$2,530	$49.15	$43.90 - $53.57
Q1 2016	37,600	$2,271	$39.93	$32.96 - $46.60
Q4 2015	38,400	$2,421	$48.62	$43.88 - $51.62
Q3 2015	44,500	$2,677	$48.88	$42.96 - $53.79
Q2 2015	45,100	$2,818	$51.10	$45.67 - $57.26
Q1 2015	44,600	$3,487	$57.22	$52.57 - $61.10
Q4 2014	46,800	$3,653	$51.38	$40.86 - $57.69
Q3 2014	46,700	$2,980	$47.89	$45.15 - $51.84
Q2 2014	46,300	$3,310	$48.69	$46.01 - $51.49
Q1 2014	46,200	$3,251	$48.15	$43.19 - $52.87
Q4 2013	45,900	$2,905	$42.52	$38.94 - $45.04
Q3 2013	45,800	$2,615	$37.66	$33.65 - $42.90
Q2 2013	45,100	$2,208	$32.81	$29.18 - $34.98