ASPEN AEROGELS INC

Ticker: ASPN CUSIP: 04523Y105 Class: Common Stock

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q3 2025
Shares 390,033 Value ($000) $2,715 Avg Close $7.05 Range $5.75 - $9.78
Q2 2025
Shares 426,528 Value ($000) $2,525 Avg Close $5.75 Range $4.16 - $6.92
Q1 2025
Shares 232,740 Value ($000) $1,487 Avg Close $9.64 Range $6.23 - $14.30
Q4 2024
Shares 248,243 Value ($000) $2,949 Avg Close $17.05 Range $11.59 - $27.25
Q3 2024
Shares 215,767 Value ($000) $5,975 Avg Close $25.02 Range $16.78 - $33.15
Q2 2024
Shares 295,116 Value ($000) $7,039 Avg Close $23.47 Range $14.52 - $31.74
Q1 2024
Shares 385,455 Value ($000) $6,784 Avg Close $14.74 Range $10.75 - $19.10
Q4 2023
Shares 433,150 Value ($000) $6,835 Avg Close $10.33 Range $6.62 - $17.32
Q3 2023
Shares 595,137 Value ($000) $5,118 Avg Close $7.10 Range $5.33 - $8.90
Q2 2023
Shares 1,011,471 Value ($000) $7,981 Avg Close $6.96 Range $5.41 - $8.70
Q1 2023
Shares 711,007 Value ($000) $5,297 Avg Close $9.94 Range $6.37 - $13.50
Q4 2022
Shares 694,629 Value ($000) $8 Avg Close $11.43 Range $8.90 - $14.44
Q3 2022
Shares 628,808 Value ($000) $5,798 Avg Close $12.11 Range $9.20 - $15.11
Q2 2022
Shares 550,480 Value ($000) $5,439 Avg Close $20.18 Range $7.93 - $35.54
Q1 2022
Shares 510,488 Value ($000) $17,602 Avg Close $32.45 Range $25.00 - $52.00
Q4 2021
Shares 376,870 Value ($000) $18,764 Avg Close $52.70 Range $43.28 - $65.99
Q3 2021
Shares 479,045 Value ($000) $22,041 Avg Close $39.64 Range $30.43 - $47.29
Q2 2021
Shares 564,607 Value ($000) $16,893 Avg Close $20.41 Range $16.33 - $31.00
Q1 2021
Shares 540,453 Value ($000) $10,993 Avg Close $21.09 Range $15.21 - $26.98
Q4 2020
Shares 585,148 Value ($000) $9,766 Avg Close $13.15 Range $10.17 - $18.22
Q3 2020
Shares 684,751 Value ($000) $7,498 Avg Close $7.91 Range $5.78 - $11.28
Q2 2020
Shares 378,300 Value ($000) $2,489 Avg Close $6.42 Range $5.19 - $8.65
Q1 2020
Shares 379,980 Value ($000) $2,333 Avg Close $8.12 Range $4.09 - $10.71
Q4 2019
Shares 437,258 Value ($000) $3,393 Avg Close $6.91 Range $5.58 - $8.51
Q3 2019
Shares 416,691 Value ($000) $2,467 Avg Close $6.36 Range $5.53 - $7.50
Q2 2019
Shares 464,164 Value ($000) $3,309 Avg Close $4.54 Range $2.42 - $7.15
Q1 2019
Shares 396,952 Value ($000) $1,012 Avg Close $2.97 Range $2.13 - $3.79
Q4 2018
Shares 351,947 Value ($000) $750 Avg Close $3.39 Range $1.60 - $4.77
Q3 2018
Shares 344,310 Value ($000) $1,573 Avg Close $4.87 Range $4.00 - $5.27
Q2 2018
Shares 291,122 Value ($000) $1,426 Avg Close $4.75 Range $4.03 - $5.32
Q1 2018
Shares 290,771 Value ($000) $1,242 Avg Close $4.73 Range $4.18 - $5.58
Q4 2017
Shares 312,037 Value ($000) $1,523 Avg Close $4.66 Range $4.12 - $5.14
Q3 2017
Shares 189,280 Value ($000) $823 Avg Close $4.37 Range $3.99 - $4.90