BIOLARGO INC

Ticker: BLGO CUSIP: 09065A100 Class: COMMON STOCK

FIRST AMERICAN TRUST, FSB's Holding History (CIK: 0000036066)

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

Q4 2025
Shares 117,838 Value ($000) $22 Avg Close $0.17 Range $0.15 - $0.20
Q3 2025
Shares 117,838 Value ($000) $20 Avg Close $0.19 Range $0.14 - $0.23
Q2 2025
Shares 117,838 Value ($000) $24 Avg Close $0.22 Range $0.19 - $0.28
Q1 2025
Shares 117,838 Value ($000) $33 Avg Close $0.27 Range $0.19 - $0.32
Q4 2024
Shares 117,838 Value ($000) $22 Avg Close $0.21 Range $0.16 - $0.25
Q3 2024
Shares 117,838 Value ($000) $28 Avg Close $0.25 Range $0.23 - $0.27
Q2 2024
Shares 117,838 Value ($000) $30 Avg Close $0.31 Range $0.25 - $0.37
Q1 2024
Shares 117,838 Value ($000) $42 Avg Close $0.27 Range $0.16 - $0.45
Q4 2023
Shares 117,838 Value ($000) $20 Avg Close $0.17 Range $0.16 - $0.18
Q3 2023
Shares 117,838 Value ($000) $20 Avg Close $0.18 Range $0.15 - $0.19
Q2 2023
Shares 117,838 Value ($000) $0 Avg Close $0.19 Range $0.17 - $0.21
Q1 2023
Shares 117,838 Value ($000) $0 Avg Close $0.21 Range $0.18 - $0.24
Q4 2022
Shares 117,838 Value ($000) $0 Avg Close $0.22 Range $0.16 - $0.30
Q3 2022
Shares 117,838 Value ($000) $32 Avg Close $0.21 Range $0.17 - $0.32
Q2 2022
Shares 117,838 Value ($000) $21 Avg Close $0.20 Range $0.15 - $0.25
Q1 2022
Shares 117,838 Value ($000) $27 Avg Close $0.24 Range $0.19 - $0.29
Q4 2021
Shares 117,838 Value ($000) $25 Avg Close $0.19 Range $0.17 - $0.24
Q3 2021
Shares 117,838 Value ($000) $22 Avg Close $0.19 Range $0.16 - $0.23
Q2 2021
Shares 117,838 Value ($000) $20 Avg Close $0.18 Range $0.15 - $0.24
Q1 2021
Shares 117,838 Value ($000) $27 Avg Close $0.18 Range $0.13 - $0.35
Q4 2020
Shares 117,838 Value ($000) $14 Avg Close $0.14 Range $0.10 - $0.17
Q3 2020
Shares 117,838 Value ($000) $18 Avg Close $0.17 Range $0.14 - $0.22
Q2 2020
Shares 117,838 Value ($000) $19 Avg Close $0.16 Range $0.13 - $0.23
Q1 2020
Shares 117,838 Value ($000) $20 Avg Close $0.21 Range $0.10 - $0.31
Q4 2019
Shares 117,838 Value ($000) $25 Avg Close $0.27 Range $0.22 - $0.39
Q3 2019
Shares 117,838 Value ($000) $37 Avg Close $0.27 Range $0.20 - $0.40
Q2 2019
Shares 117,838 Value ($000) $27 Avg Close $0.19 Range $0.11 - $0.31
Q1 2019
Shares 117,838 Value ($000) $19 Avg Close $0.21 Range $0.15 - $0.31
Q4 2018
Shares 117,838 Value ($000) $28 Avg Close $0.24 Range $0.18 - $0.32
Q3 2018
Shares 117,838 Value ($000) $32 Avg Close $0.29 Range $0.21 - $0.45
Q2 2018
Shares 117,838 Value ($000) $51 Avg Close $0.30 Range $0.21 - $0.46
Q1 2018
Shares 117,838 Value ($000) $31 Avg Close $0.30 Range $0.20 - $0.42
Q4 2017
Shares 117,838 Value ($000) $45 Avg Close $0.44 Range $0.38 - $0.56
Q3 2017
Shares 117,838 Value ($000) $60 Avg Close $0.50 Range $0.40 - $0.70
Q2 2017
Shares 117,838 Value ($000) $51 Avg Close $0.45 Range $0.38 - $0.56
Q1 2017
Shares 117,838 Value ($000) $59 Avg Close $0.63 Range $0.43 - $0.83
Q4 2016
Shares 117,838 Value ($000) $97 Avg Close $0.74 Range $0.62 - $0.90
Q3 2016
Shares 117,838 Value ($000) $90 Avg Close $0.64 Range $0.39 - $1.08