IRON MTN INC NEW

Ticker: IRM CUSIP: 46284V101 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2025
Shares 173,137 Value ($000) $14,362 Avg Close $92.78 Range $77.77 - $107.03
Q3 2025
Shares 174,846 Value ($000) $17,824 Avg Close $94.72 Range $86.18 - $103.65
Q2 2025
Shares 180,666 Value ($000) $18,531 Avg Close $91.94 Range $70.45 - $103.63
Q1 2025
Shares 187,787 Value ($000) $16,157 Avg Close $93.15 Range $78.66 - $108.27
Q4 2024
Shares 178,628 Value ($000) $18,776 Avg Close $112.79 Range $97.81 - $124.90
Q3 2024
Shares 186,755 Value ($000) $22,192 Avg Close $102.07 Range $84.42 - $115.60
Q2 2024
Shares 168,235 Value ($000) $15,077 Avg Close $76.66 Range $69.57 - $86.17
Q1 2024
Shares 168,833 Value ($000) $13,542 Avg Close $68.03 Range $60.70 - $77.13
Q4 2023
Shares 189,836 Value ($000) $13,285 Avg Close $58.41 Range $52.52 - $66.31
Q3 2023
Shares 186,877 Value ($000) $11,110 Avg Close $56.32 Range $51.77 - $59.93
Q2 2023
Shares 169,438 Value ($000) $9,627 Avg Close $49.91 Range $46.48 - $52.92
Q1 2023
Shares 159,807 Value ($000) $8,455 Avg Close $47.24 Range $43.98 - $51.44
Q4 2022
Shares 109,241 Value ($000) $5,446 Avg Close $44.98 Range $39.02 - $50.36
Q3 2022
Shares 97,111 Value ($000) $4,270 Avg Close $44.49 Range $38.52 - $49.96
Q2 2022
Shares 126,906 Value ($000) $6,179 Avg Close $45.77 Range $40.30 - $50.86
Q1 2022
Shares 134,468 Value ($000) $7,451 Avg Close $40.95 Range $35.72 - $49.04
Q4 2021
Shares 136,045 Value ($000) $7,119 Avg Close $40.12 Range $35.72 - $45.55
Q3 2021
Shares 138,316 Value ($000) $6,010 Avg Close $37.70 Range $35.07 - $41.42
Q2 2021
Shares 128,800 Value ($000) $5,451 Avg Close $34.67 Range $30.15 - $39.02
Q1 2021
Shares 133,407 Value ($000) $4,937 Avg Close $27.21 Range $22.46 - $33.48
Q4 2020
Shares 137,855 Value ($000) $4,064 Avg Close $22.13 Range $19.73 - $24.37
Q3 2020
Shares 151,515 Value ($000) $4,059 Avg Close $22.21 Range $19.89 - $23.94
Q2 2020
Shares 150,625 Value ($000) $3,931 Avg Close $19.29 Range $15.96 - $23.32
Q1 2020
Shares 153,235 Value ($000) $3,647 Avg Close $22.56 Range $15.97 - $25.60
Q4 2019
Shares 195,683 Value ($000) $6,236 Avg Close $23.96 Range $23.03 - $25.08
Q2 2019
Shares 49,096 Value ($000) $1,537 Avg Close $23.07 Range $21.36 - $25.71
Q3 2018
Shares 179,668 Value ($000) $6,202 Avg Close $23.81 Range $22.00 - $24.62
Q2 2018
Shares 230,645 Value ($000) $8,075 Avg Close $22.20 Range $20.88 - $23.57
Q1 2018
Shares 229,676 Value ($000) $7,547 Avg Close $21.76 Range $19.92 - $24.42
Q4 2017
Shares 244,377 Value ($000) $9,220 Avg Close $25.21 Range $23.77 - $26.32
Q3 2017
Shares 246,022 Value ($000) $9,570 Avg Close $23.41 Range $20.57 - $25.75
Q2 2017
Shares 243,659 Value ($000) $8,372 Avg Close $21.58 Range $20.00 - $22.57
Q1 2017
Shares 251,031 Value ($000) $8,954 Avg Close $21.50 Range $19.52 - $22.84
Q4 2016
Shares 223,042 Value ($000) $7,244 Avg Close $19.85 Range $18.30 - $22.33
Q3 2016
Shares 248,472 Value ($000) $9,325 Avg Close $22.75 Range $21.08 - $24.40
Q2 2016
Shares 254,272 Value ($000) $10,128 Avg Close $21.21 Range $18.63 - $23.42
Q1 2016
Shares 214,932 Value ($000) $7,288 Avg Close $16.49 Range $13.49 - $19.81
Q4 2015
Shares 220,982 Value ($000) $5,969 Avg Close $16.56 Range $14.83 - $18.15
Q3 2015
Shares 222,982 Value ($000) $6,917 Avg Close $16.53 Range $14.61 - $17.79
Q2 2015
Shares 227,312 Value ($000) $7,047 Avg Close $19.10 Range $17.07 - $20.92
Q1 2015
Shares 196,382 Value ($000) $7,164 Avg Close $20.80 Range $19.23 - $22.28