COGNEX CORP

Ticker: CGNX CUSIP: 192422103 Class: EQTY

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

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

Q4 2025
Shares 36,260 Value ($000) $1,305 Avg Close $40.43 Range $34.60 - $49.65
Q3 2025
Shares 38,989 Value ($000) $1,766 Avg Close $40.34 Range $31.37 - $47.41
Q2 2025
Shares 34,023 Value ($000) $1,079 Avg Close $28.50 Range $22.52 - $31.96
Q1 2025
Shares 27,790 Value ($000) $829 Avg Close $34.93 Range $29.20 - $41.06
Q4 2024
Shares 51,771 Value ($000) $1,857 Avg Close $38.78 Range $34.77 - $43.69
Q3 2024
Shares 56,311 Value ($000) $2,281 Avg Close $42.09 Range $34.80 - $52.45
Q2 2024
Shares 57,442 Value ($000) $2,686 Avg Close $43.37 Range $37.75 - $48.12
Q1 2024
Shares 61,051 Value ($000) $2,590 Avg Close $38.33 Range $34.23 - $42.16
Q4 2023
Shares 71,573 Value ($000) $2,987 Avg Close $37.76 Range $33.66 - $42.17
Q3 2023
Shares 107,793 Value ($000) $4,575 Avg Close $48.24 Range $40.75 - $58.34
Q2 2023
Shares 134,898 Value ($000) $7,557 Avg Close $50.68 Range $44.98 - $56.20
Q1 2023
Shares 137,221 Value ($000) $6,799 Avg Close $49.50 Range $44.68 - $56.82
Q4 2022
Shares 141,387 Value ($000) $7 Avg Close $45.77 Range $39.25 - $51.18
Q3 2022
Shares 144,800 Value ($000) $6,002 Avg Close $44.17 Range $39.59 - $49.99
Q2 2022
Shares 110,995 Value ($000) $4,720 Avg Close $54.60 Range $40.64 - $77.35
Q1 2022
Shares 98,415 Value ($000) $7,593 Avg Close $66.61 Range $59.83 - $78.18
Q4 2021
Shares 96,515 Value ($000) $7,505 Avg Close $78.45 Range $72.09 - $89.57
Q3 2021
Shares 81,869 Value ($000) $6,568 Avg Close $83.60 Range $76.06 - $89.28
Q2 2021
Shares 81,775 Value ($000) $6,873 Avg Close $78.52 Range $70.69 - $86.23
Q1 2021
Shares 84,186 Value ($000) $6,987 Avg Close $80.80 Range $72.30 - $98.73
Q4 2020
Shares 84,795 Value ($000) $6,808 Avg Close $69.07 Range $59.53 - $80.58
Q3 2020
Shares 90,202 Value ($000) $5,872 Avg Close $60.95 Range $55.24 - $67.70
Q2 2020
Shares 77,217 Value ($000) $4,611 Avg Close $51.16 Range $37.75 - $60.60
Q1 2020
Shares 65,360 Value ($000) $2,759 Avg Close $47.12 Range $33.15 - $55.63
Q4 2019
Shares 66,430 Value ($000) $3,723 Avg Close $48.62 Range $43.38 - $53.64
Q3 2019
Shares 5,713 Value ($000) $281 Avg Close $42.37 Range $37.52 - $47.89
Q2 2019
Shares 20,311 Value ($000) $975 Avg Close $45.10 Range $37.71 - $53.73
Q1 2019
Shares 47,463 Value ($000) $2,414 Avg Close $44.86 Range $33.34 - $51.54
Q4 2018
Shares 52,938 Value ($000) $2,047 Avg Close $40.59 Range $32.67 - $53.46
Q3 2018
Shares 19,937 Value ($000) $1,113 Avg Close $47.95 Range $40.87 - $55.36
Q2 2018
Shares 37,475 Value ($000) $1,672 Avg Close $44.22 Range $37.26 - $48.53
Q1 2018
Shares 197,651 Value ($000) $10,276 Avg Close $55.17 Range $47.29 - $65.31
Q4 2017
Shares 216,710 Value ($000) $13,254 Avg Close $59.41 Range $51.52 - $68.10
Q3 2017
Shares 112,321 Value ($000) $12,387 Avg Close $47.33 Range $39.34 - $53.78
Q2 2017
Shares 114,904 Value ($000) $9,755 Avg Close $41.35 Range $36.99 - $45.65
Q1 2017
Shares 118,142 Value ($000) $9,918 Avg Close $34.02 Range $28.99 - $39.38
Q4 2016
Shares 81,590 Value ($000) $5,191 Avg Close $26.62 Range $23.07 - $30.66
Q3 2016
Shares 49,539 Value ($000) $2,619 Avg Close $22.26 Range $19.44 - $24.83
Q2 2016
Shares 49,562 Value ($000) $2,136 Avg Close $18.67 Range $16.27 - $20.97
Q1 2016
Shares 52,261 Value ($000) $2,036 Avg Close $16.13 Range $12.94 - $19.25
Q4 2015
Shares 53,844 Value ($000) $1,818 Avg Close $16.46 Range $14.94 - $17.55