INTEGRA LIFESCIENCES HLDGS C

Ticker: IART CUSIP: 457985208 Class: COM NEW

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

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

Q1 2024

Shares 16,690 Value ($000) $592 Avg Close $40.00 Range $33.24 - $45.42

Q4 2023

Shares 16,290 Value ($000) $709 Avg Close $39.35 Range $33.44 - $45.11

Q3 2023

Shares 16,890 Value ($000) $645 Avg Close $42.07 Range $37.42 - $46.75

Q2 2023

Shares 17,590 Value ($000) $723 Avg Close $48.13 Range $37.36 - $59.33

Q1 2023

Shares 18,390 Value ($000) $1,056 Avg Close $56.35 Range $52.13 - $60.69

Q4 2022

Shares 18,490 Value ($000) $1,037 Avg Close $50.90 Range $40.67 - $59.68

Q3 2022

Shares 18,290 Value ($000) $775 Avg Close $51.24 Range $41.87 - $57.80

Q2 2022

Shares 18,190 Value ($000) $983 Avg Close $60.06 Range $53.57 - $66.59

Q1 2022

Shares 18,490 Value ($000) $1,188 Avg Close $65.84 Range $61.50 - $69.90

Q4 2021

Shares 18,466 Value ($000) $1,237 Avg Close $67.65 Range $61.85 - $74.98

Q3 2021

Shares 18,266 Value ($000) $1,251 Avg Close $70.65 Range $64.58 - $76.70

Q2 2021

Shares 17,866 Value ($000) $1,219 Avg Close $70.72 Range $65.32 - $77.40

Q1 2021

Shares 26,266 Value ($000) $1,815 Avg Close $67.75 Range $62.35 - $71.34

Q4 2020

Shares 25,766 Value ($000) $1,673 Avg Close $53.81 Range $42.12 - $67.29

Q3 2020

Shares 25,766 Value ($000) $1,217 Avg Close $47.57 Range $42.95 - $53.10

Q2 2020

Shares 25,666 Value ($000) $1,206 Avg Close $49.15 Range $40.85 - $56.27

Q1 2020

Shares 19,800 Value ($000) $884 Avg Close $52.48 Range $34.21 - $61.72

Q4 2019

Shares 21,000 Value ($000) $1,224 Avg Close $59.53 Range $54.71 - $63.23

Q3 2019

Shares 20,600 Value ($000) $1,237 Avg Close $59.58 Range $52.01 - $65.09

Q2 2019

Shares 21,000 Value ($000) $1,173 Avg Close $51.50 Range $46.07 - $56.29

Q1 2019

Shares 25,200 Value ($000) $1,404 Avg Close $50.93 Range $42.14 - $57.62

Q4 2018

Shares 25,200 Value ($000) $1,137 Avg Close $54.87 Range $42.33 - $65.87

Q3 2018

Shares 26,100 Value ($000) $1,719 Avg Close $62.14 Range $55.09 - $66.41

Q2 2018

Shares 26,000 Value ($000) $1,675 Avg Close $61.92 Range $53.43 - $67.50

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	16,690	$592	$40.00	$33.24 - $45.42
Q4 2023	16,290	$709	$39.35	$33.44 - $45.11
Q3 2023	16,890	$645	$42.07	$37.42 - $46.75
Q2 2023	17,590	$723	$48.13	$37.36 - $59.33
Q1 2023	18,390	$1,056	$56.35	$52.13 - $60.69
Q4 2022	18,490	$1,037	$50.90	$40.67 - $59.68
Q3 2022	18,290	$775	$51.24	$41.87 - $57.80
Q2 2022	18,190	$983	$60.06	$53.57 - $66.59
Q1 2022	18,490	$1,188	$65.84	$61.50 - $69.90
Q4 2021	18,466	$1,237	$67.65	$61.85 - $74.98
Q3 2021	18,266	$1,251	$70.65	$64.58 - $76.70
Q2 2021	17,866	$1,219	$70.72	$65.32 - $77.40
Q1 2021	26,266	$1,815	$67.75	$62.35 - $71.34
Q4 2020	25,766	$1,673	$53.81	$42.12 - $67.29
Q3 2020	25,766	$1,217	$47.57	$42.95 - $53.10
Q2 2020	25,666	$1,206	$49.15	$40.85 - $56.27
Q1 2020	19,800	$884	$52.48	$34.21 - $61.72
Q4 2019	21,000	$1,224	$59.53	$54.71 - $63.23
Q3 2019	20,600	$1,237	$59.58	$52.01 - $65.09
Q2 2019	21,000	$1,173	$51.50	$46.07 - $56.29
Q1 2019	25,200	$1,404	$50.93	$42.14 - $57.62
Q4 2018	25,200	$1,137	$54.87	$42.33 - $65.87
Q3 2018	26,100	$1,719	$62.14	$55.09 - $66.41
Q2 2018	26,000	$1,675	$61.92	$53.43 - $67.50