PLUG POWER INC

Ticker: PLUG CUSIP: 72919P202 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q4 2025
Shares 1,071,422 Value ($000) $2,111 Avg Close $2.61 Range $1.70 - $4.58
Q3 2025
Shares 1,315,943 Value ($000) $3,066 Avg Close $1.70 Range $1.34 - $3.16
Q2 2025
Shares 702,971 Value ($000) $1,047 Avg Close $1.00 Range $0.69 - $1.57
Q1 2025
Shares 702,871 Value ($000) $949 Avg Close $1.90 Range $1.26 - $3.32
Q4 2024
Shares 702,871 Value ($000) $1,497 Avg Close $2.18 Range $1.79 - $2.86
Q3 2024
Shares 735,470 Value ($000) $1,662 Avg Close $2.24 Range $1.60 - $3.34
Q2 2024
Shares 632,727 Value ($000) $1,474 Avg Close $2.86 Range $2.25 - $4.90
Q1 2024
Shares 543,407 Value ($000) $1,869 Avg Close $3.72 Range $2.26 - $5.14
Q4 2023
Shares 569,886 Value ($000) $2,564 Avg Close $5.24 Range $3.22 - $7.90
Q3 2023
Shares 595,124 Value ($000) $4,523 Avg Close $9.77 Range $7.27 - $13.44
Q2 2023
Shares 644,442 Value ($000) $6,696 Avg Close $9.10 Range $7.39 - $11.78
Q1 2023
Shares 874,245 Value ($000) $10,246 Avg Close $14.30 Range $10.30 - $18.88
Q4 2022
Shares 878,055 Value ($000) $10,862 Avg Close $15.92 Range $11.49 - $23.45
Q3 2022
Shares 864,605 Value ($000) $18,165 Avg Close $23.85 Range $14.75 - $31.56
Q2 2022
Shares 871,828 Value ($000) $14,446 Avg Close $19.84 Range $12.70 - $32.05
Q1 2022
Shares 867,506 Value ($000) $24,819 Avg Close $23.83 Range $17.51 - $29.99
Q4 2021
Shares 916,121 Value ($000) $25,862 Avg Close $34.60 Range $23.81 - $46.50
Q3 2021
Shares 898,827 Value ($000) $22,956 Avg Close $26.79 Range $23.16 - $34.45
Q2 2021
Shares 904,793 Value ($000) $30,935 Avg Close $29.01 Range $18.47 - $37.75
Q1 2021
Shares 621,695 Value ($000) $22,282 Avg Close $51.55 Range $30.10 - $75.49
Q4 2020
Shares 566,768 Value ($000) $19,219 Avg Close $22.64 Range $13.27 - $37.51
Q3 2020
Shares 515,902 Value ($000) $6,918 Avg Close $11.02 Range $7.07 - $14.35
Q2 2020
Shares 488,736 Value ($000) $4,013 Avg Close $4.68 Range $3.22 - $8.34
Q1 2020
Shares 452,942 Value ($000) $1,603 Avg Close $4.07 Range $2.53 - $6.05
Q4 2019
Shares 374,062 Value ($000) $1,182 Avg Close $3.04 Range $2.32 - $4.04
Q3 2019
Shares 367,851 Value ($000) $967 Avg Close $2.32 Range $1.88 - $2.94
Q2 2019
Shares 353,439 Value ($000) $795 Avg Close $2.48 Range $1.86 - $2.87
Q1 2019
Shares 327,349 Value ($000) $786 Avg Close $1.74 Range $1.23 - $2.65
Q4 2018
Shares 334,860 Value ($000) $415 Avg Close $1.70 Range $0.99 - $2.00
Q3 2018
Shares 329,360 Value ($000) $632 Avg Close $1.95 Range $1.72 - $2.20
Q2 2018
Shares 327,198 Value ($000) $661 Avg Close $1.94 Range $1.71 - $2.27
Q1 2018
Shares 346,293 Value ($000) $654 Avg Close $2.01 Range $1.53 - $2.44
Q4 2017
Shares 360,206 Value ($000) $850 Avg Close $2.56 Range $2.17 - $3.21
Q3 2017
Shares 357,419 Value ($000) $933 Avg Close $2.23 Range $1.98 - $2.82
Q2 2017
Shares 395,969 Value ($000) $808 Avg Close $2.09 Range $1.25 - $2.70
Q1 2017
Shares 376,669 Value ($000) $520 Avg Close $1.15 Range $0.83 - $1.52
Q4 2016
Shares 371,769 Value ($000) $446 Avg Close $1.47 Range $1.18 - $1.76
Q3 2016
Shares 381,469 Value ($000) $652 Avg Close $1.66 Range $1.34 - $1.95
Q2 2016
Shares 378,769 Value ($000) $705 Avg Close $1.91 Range $1.60 - $2.28
Q1 2016
Shares 367,340 Value ($000) $753 Avg Close $1.88 Range $1.30 - $2.25
Q4 2015
Shares 321,404 Value ($000) $678 Avg Close $2.20 Range $1.76 - $2.98
Q3 2015
Shares 315,666 Value ($000) $578 Avg Close $2.13 Range $1.56 - $2.85
Q2 2015
Shares 316,766 Value ($000) $776 Avg Close $2.62 Range $2.32 - $2.85
Q1 2015
Shares 304,969 Value ($000) $790 Avg Close $2.90 Range $2.42 - $3.38
Q4 2014
Shares 309,369 Value ($000) $928 Avg Close $3.98 Range $2.60 - $5.48
Q3 2014
Shares 308,051 Value ($000) $1,414 Avg Close $5.15 Range $4.00 - $6.47
Q2 2014
Shares 305,000 Value ($000) $1,427 Avg Close $5.09 Range $3.62 - $8.37