HARVARD BIOSCIENCE INC

Ticker: HBIO CUSIP: 416906105 Class: COM

BRIDGEWAY CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001107261)

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

Q3 2025

Shares 12,500 Value ($000) $5 Avg Close $0.47 Range $0.39 - $0.64

Q2 2025

Shares 12,500 Value ($000) $6 Avg Close $0.42 Range $0.28 - $0.95

Q1 2025

Shares 89,517 Value ($000) $51 Avg Close $1.28 Range $0.56 - $2.28

Q4 2024

Shares 129,317 Value ($000) $273 Avg Close $2.30 Range $1.95 - $2.82

Q3 2024

Shares 184,500 Value ($000) $496 Avg Close $2.95 Range $2.50 - $3.60

Q2 2024

Shares 184,500 Value ($000) $526 Avg Close $3.51 Range $2.75 - $4.70

Q1 2024

Shares 184,500 Value ($000) $782 Avg Close $4.50 Range $3.84 - $5.44

Q4 2023

Shares 198,400 Value ($000) $1,061 Avg Close $4.51 Range $3.80 - $5.56

Q3 2023

Shares 198,400 Value ($000) $853 Avg Close $4.61 Range $3.97 - $5.88

Q2 2023

Shares 198,400 Value ($000) $1,089 Avg Close $5.49 Range $3.81 - $6.29

Q1 2023

Shares 198,400 Value ($000) $833 Avg Close $2.97 Range $2.42 - $4.39

Q4 2022

Shares 223,400 Value ($000) $619 Avg Close $2.46 Range $1.98 - $2.97

Q3 2022

Shares 273,000 Value ($000) $699 Avg Close $3.31 Range $2.27 - $3.97

Q2 2022

Shares 283,600 Value ($000) $1,021 Avg Close $4.51 Range $3.25 - $6.49

Q1 2022

Shares 225,517 Value ($000) $1,400 Avg Close $5.92 Range $5.00 - $7.19

Q4 2021

Shares 399,117 Value ($000) $2,814 Avg Close $7.11 Range $6.36 - $8.23

Q3 2021

Shares 429,117 Value ($000) $2,995 Avg Close $7.96 Range $6.93 - $8.75

Q2 2021

Shares 429,117 Value ($000) $3,575 Avg Close $7.07 Range $5.37 - $8.55

Q1 2021

Shares 339,917 Value ($000) $1,856 Avg Close $4.86 Range $3.87 - $7.14

Q4 2020

Shares 407,517 Value ($000) $1,748 Avg Close $3.73 Range $2.93 - $4.58

Q3 2020

Shares 555,017 Value ($000) $1,671 Avg Close $3.36 Range $2.74 - $4.41

Q2 2020

Shares 630,017 Value ($000) $1,953 Avg Close $2.69 Range $2.06 - $3.26

Q1 2020

Shares 626,217 Value ($000) $1,384 Avg Close $2.71 Range $1.39 - $3.45

Q4 2019

Shares 645,617 Value ($000) $1,969 Avg Close $2.88 Range $2.40 - $3.39

Q3 2019

Shares 645,617 Value ($000) $1,985 Avg Close $2.49 Range $1.51 - $3.50

Q2 2019

Shares 541,317 Value ($000) $1,083 Avg Close $2.93 Range $1.92 - $4.66

Q1 2019

Shares 604,517 Value ($000) $2,605 Avg Close $3.63 Range $2.75 - $4.43

Q4 2018

Shares 639,417 Value ($000) $2,033 Avg Close $3.94 Range $2.96 - $5.23

Q3 2018

Shares 619,217 Value ($000) $3,251 Avg Close $5.61 Range $4.86 - $6.70

Q2 2018

Shares 769,917 Value ($000) $4,119 Avg Close $5.12 Range $4.20 - $6.15

Q1 2018

Shares 769,917 Value ($000) $3,850 Avg Close $4.48 Range $3.25 - $5.20

Q4 2017

Shares 835,917 Value ($000) $2,759 Avg Close $3.38 Range $2.95 - $3.85

Q3 2017

Shares 785,617 Value ($000) $2,946 Avg Close $2.96 Range $2.35 - $3.90

Q2 2017

Shares 706,217 Value ($000) $1,801 Avg Close $2.47 Range $2.25 - $2.80

Q1 2017

Shares 514,717 Value ($000) $1,338 Avg Close $2.88 Range $2.50 - $3.30

Q4 2016

Shares 369,017 Value ($000) $1,126 Avg Close $2.54 Range $2.25 - $3.05

Q3 2016

Shares 254,017 Value ($000) $691 Avg Close $2.78 Range $2.50 - $3.22

Q2 2016

Shares 251,117 Value ($000) $718 Avg Close $3.18 Range $2.61 - $3.90

Q1 2016

Shares 251,117 Value ($000) $758 Avg Close $2.84 Range $2.41 - $3.45

Q4 2015

Shares 251,117 Value ($000) $871 Avg Close $3.42 Range $2.73 - $4.24

Q3 2015

Shares 201,117 Value ($000) $760 Avg Close $4.65 Range $3.65 - $5.76

Q2 2015

Shares 201,467 Value ($000) $1,148 Avg Close $5.69 Range $4.17 - $6.84

Q1 2015

Shares 201,467 Value ($000) $1,173 Avg Close $5.37 Range $4.93 - $5.92

Q4 2014

Shares 201,117 Value ($000) $1,140 Avg Close $4.77 Range $4.07 - $5.93

Q3 2014

Shares 201,117 Value ($000) $823 Avg Close $4.60 Range $4.08 - $4.92

Q2 2014

Shares 201,117 Value ($000) $915 Avg Close $4.20 Range $3.68 - $4.87

Q1 2014

Shares 201,117 Value ($000) $953 Avg Close $4.55 Range $4.07 - $5.01

Q4 2013

Shares 201,117 Value ($000) $945 Avg Close $4.37 Range $3.73 - $5.15

Q3 2013

Shares 201,117 Value ($000) $1,058 Avg Close $3.93 Range $3.50 - $4.50

Q2 2013

Shares 199,817 Value ($000) $939 Avg Close $3.83 Range $3.39 - $4.39

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	12,500	$5	$0.47	$0.39 - $0.64
Q2 2025	12,500	$6	$0.42	$0.28 - $0.95
Q1 2025	89,517	$51	$1.28	$0.56 - $2.28
Q4 2024	129,317	$273	$2.30	$1.95 - $2.82
Q3 2024	184,500	$496	$2.95	$2.50 - $3.60
Q2 2024	184,500	$526	$3.51	$2.75 - $4.70
Q1 2024	184,500	$782	$4.50	$3.84 - $5.44
Q4 2023	198,400	$1,061	$4.51	$3.80 - $5.56
Q3 2023	198,400	$853	$4.61	$3.97 - $5.88
Q2 2023	198,400	$1,089	$5.49	$3.81 - $6.29
Q1 2023	198,400	$833	$2.97	$2.42 - $4.39
Q4 2022	223,400	$619	$2.46	$1.98 - $2.97
Q3 2022	273,000	$699	$3.31	$2.27 - $3.97
Q2 2022	283,600	$1,021	$4.51	$3.25 - $6.49
Q1 2022	225,517	$1,400	$5.92	$5.00 - $7.19
Q4 2021	399,117	$2,814	$7.11	$6.36 - $8.23
Q3 2021	429,117	$2,995	$7.96	$6.93 - $8.75
Q2 2021	429,117	$3,575	$7.07	$5.37 - $8.55
Q1 2021	339,917	$1,856	$4.86	$3.87 - $7.14
Q4 2020	407,517	$1,748	$3.73	$2.93 - $4.58
Q3 2020	555,017	$1,671	$3.36	$2.74 - $4.41
Q2 2020	630,017	$1,953	$2.69	$2.06 - $3.26
Q1 2020	626,217	$1,384	$2.71	$1.39 - $3.45
Q4 2019	645,617	$1,969	$2.88	$2.40 - $3.39
Q3 2019	645,617	$1,985	$2.49	$1.51 - $3.50
Q2 2019	541,317	$1,083	$2.93	$1.92 - $4.66
Q1 2019	604,517	$2,605	$3.63	$2.75 - $4.43
Q4 2018	639,417	$2,033	$3.94	$2.96 - $5.23
Q3 2018	619,217	$3,251	$5.61	$4.86 - $6.70
Q2 2018	769,917	$4,119	$5.12	$4.20 - $6.15
Q1 2018	769,917	$3,850	$4.48	$3.25 - $5.20
Q4 2017	835,917	$2,759	$3.38	$2.95 - $3.85
Q3 2017	785,617	$2,946	$2.96	$2.35 - $3.90
Q2 2017	706,217	$1,801	$2.47	$2.25 - $2.80
Q1 2017	514,717	$1,338	$2.88	$2.50 - $3.30
Q4 2016	369,017	$1,126	$2.54	$2.25 - $3.05
Q3 2016	254,017	$691	$2.78	$2.50 - $3.22
Q2 2016	251,117	$718	$3.18	$2.61 - $3.90
Q1 2016	251,117	$758	$2.84	$2.41 - $3.45
Q4 2015	251,117	$871	$3.42	$2.73 - $4.24
Q3 2015	201,117	$760	$4.65	$3.65 - $5.76
Q2 2015	201,467	$1,148	$5.69	$4.17 - $6.84
Q1 2015	201,467	$1,173	$5.37	$4.93 - $5.92
Q4 2014	201,117	$1,140	$4.77	$4.07 - $5.93
Q3 2014	201,117	$823	$4.60	$4.08 - $4.92
Q2 2014	201,117	$915	$4.20	$3.68 - $4.87
Q1 2014	201,117	$953	$4.55	$4.07 - $5.01
Q4 2013	201,117	$945	$4.37	$3.73 - $5.15
Q3 2013	201,117	$1,058	$3.93	$3.50 - $4.50
Q2 2013	199,817	$939	$3.83	$3.39 - $4.39