HARVARD BIOSCIENCE INC

Ticker: HBIO CUSIP: 416906105 Class: COM

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q4 2025

Shares 27,792 Value ($000) $19 Avg Close $0.59 Range $0.38 - $0.94

Q3 2025

Shares 496,144 Value ($000) $218 Avg Close $0.47 Range $0.39 - $0.64

Q2 2025

Shares 1,126,250 Value ($000) $500 Avg Close $0.42 Range $0.28 - $0.95

Q1 2025

Shares 1,437,808 Value ($000) $814 Avg Close $1.28 Range $0.56 - $2.28

Q4 2024

Shares 1,665,113 Value ($000) $3,513 Avg Close $2.30 Range $1.95 - $2.82

Q3 2024

Shares 1,715,879 Value ($000) $4,616 Avg Close $2.95 Range $2.50 - $3.60

Q2 2024

Shares 1,827,648 Value ($000) $5,209 Avg Close $3.51 Range $2.75 - $4.70

Q1 2024

Shares 1,926,326 Value ($000) $8,168 Avg Close $4.50 Range $3.84 - $5.44

Q4 2023

Shares 1,925,635 Value ($000) $10,302 Avg Close $4.51 Range $3.80 - $5.56

Q3 2023

Shares 1,933,966 Value ($000) $8,316 Avg Close $4.61 Range $3.97 - $5.88

Q2 2023

Shares 1,817,629 Value ($000) $9,979 Avg Close $5.49 Range $3.81 - $6.29

Q1 2023

Shares 1,745,133 Value ($000) $7,330 Avg Close $2.97 Range $2.42 - $4.39

Q4 2022

Shares 1,741,148 Value ($000) $5 Avg Close $2.46 Range $1.98 - $2.97

Q3 2022

Shares 1,742,419 Value ($000) $4,461 Avg Close $3.31 Range $2.27 - $3.97

Q2 2022

Shares 1,877,842 Value ($000) $6,760 Avg Close $4.51 Range $3.25 - $6.49

Q1 2022

Shares 1,878,050 Value ($000) $11,663 Avg Close $5.92 Range $5.00 - $7.19

Q4 2021

Shares 1,883,598 Value ($000) $13,280 Avg Close $7.11 Range $6.36 - $8.23

Q3 2021

Shares 1,965,819 Value ($000) $13,722 Avg Close $7.96 Range $6.93 - $8.75

Q2 2021

Shares 1,955,530 Value ($000) $16,290 Avg Close $7.07 Range $5.37 - $8.55

Q1 2021

Shares 1,974,917 Value ($000) $10,822 Avg Close $4.86 Range $3.87 - $7.14

Q4 2020

Shares 2,026,991 Value ($000) $8,696 Avg Close $3.73 Range $2.93 - $4.58

Q3 2020

Shares 2,101,074 Value ($000) $6,324 Avg Close $3.36 Range $2.74 - $4.41

Q2 2020

Shares 2,166,921 Value ($000) $6,718 Avg Close $2.69 Range $2.06 - $3.26

Q1 2020

Shares 2,157,966 Value ($000) $4,769 Avg Close $2.71 Range $1.39 - $3.45

Q4 2019

Shares 2,132,796 Value ($000) $6,505 Avg Close $2.88 Range $2.40 - $3.39

Q3 2019

Shares 2,125,370 Value ($000) $6,535 Avg Close $2.49 Range $1.51 - $3.50

Q2 2019

Shares 2,118,753 Value ($000) $4,238 Avg Close $2.93 Range $1.92 - $4.66

Q1 2019

Shares 2,047,730 Value ($000) $8,826 Avg Close $3.63 Range $2.75 - $4.43

Q4 2018

Shares 1,987,089 Value ($000) $6,319 Avg Close $3.94 Range $2.96 - $5.23

Q3 2018

Shares 1,984,029 Value ($000) $10,416 Avg Close $5.61 Range $4.86 - $6.70

Q2 2018

Shares 1,937,940 Value ($000) $10,368 Avg Close $5.12 Range $4.20 - $6.15

Q1 2018

Shares 1,867,135 Value ($000) $9,336 Avg Close $4.48 Range $3.25 - $5.20

Q4 2017

Shares 1,765,170 Value ($000) $5,825 Avg Close $3.38 Range $2.95 - $3.85

Q3 2017

Shares 1,740,790 Value ($000) $6,528 Avg Close $2.96 Range $2.35 - $3.90

Q2 2017

Shares 1,710,722 Value ($000) $4,362 Avg Close $2.47 Range $2.25 - $2.80

Q1 2017

Shares 1,631,348 Value ($000) $4,242 Avg Close $2.88 Range $2.50 - $3.30

Q4 2016

Shares 1,610,849 Value ($000) $4,913 Avg Close $2.54 Range $2.25 - $3.05

Q3 2016

Shares 1,609,250 Value ($000) $4,377 Avg Close $2.78 Range $2.50 - $3.22

Q2 2016

Shares 1,609,704 Value ($000) $4,604 Avg Close $3.18 Range $2.61 - $3.90

Q1 2016

Shares 1,595,506 Value ($000) $4,818 Avg Close $2.84 Range $2.41 - $3.45

Q4 2015

Shares 1,606,602 Value ($000) $5,575 Avg Close $3.42 Range $2.73 - $4.24

Q3 2015

Shares 1,620,970 Value ($000) $6,127 Avg Close $4.65 Range $3.65 - $5.76

Q2 2015

Shares 1,564,020 Value ($000) $8,915 Avg Close $5.69 Range $4.17 - $6.84

Q1 2015

Shares 1,527,762 Value ($000) $8,892 Avg Close $5.37 Range $4.93 - $5.92

Q4 2014

Shares 1,518,526 Value ($000) $8,610 Avg Close $4.77 Range $4.07 - $5.93

Q3 2014

Shares 1,507,579 Value ($000) $6,166 Avg Close $4.60 Range $4.08 - $4.92

Q2 2014

Shares 1,520,937 Value ($000) $6,920 Avg Close $4.20 Range $3.68 - $4.87

Q1 2014

Shares 1,506,487 Value ($000) $7,141 Avg Close $4.55 Range $4.07 - $5.01

Q4 2013

Shares 1,508,292 Value ($000) $7,089 Avg Close $4.37 Range $3.73 - $5.15

Q3 2013

Shares 1,499,620 Value ($000) $7,888 Avg Close $3.93 Range $3.50 - $4.50

Q2 2013

Shares 1,500,679 Value ($000) $7,098 Avg Close $3.83 Range $3.39 - $4.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	27,792	$19	$0.59	$0.38 - $0.94
Q3 2025	496,144	$218	$0.47	$0.39 - $0.64
Q2 2025	1,126,250	$500	$0.42	$0.28 - $0.95
Q1 2025	1,437,808	$814	$1.28	$0.56 - $2.28
Q4 2024	1,665,113	$3,513	$2.30	$1.95 - $2.82
Q3 2024	1,715,879	$4,616	$2.95	$2.50 - $3.60
Q2 2024	1,827,648	$5,209	$3.51	$2.75 - $4.70
Q1 2024	1,926,326	$8,168	$4.50	$3.84 - $5.44
Q4 2023	1,925,635	$10,302	$4.51	$3.80 - $5.56
Q3 2023	1,933,966	$8,316	$4.61	$3.97 - $5.88
Q2 2023	1,817,629	$9,979	$5.49	$3.81 - $6.29
Q1 2023	1,745,133	$7,330	$2.97	$2.42 - $4.39
Q4 2022	1,741,148	$5	$2.46	$1.98 - $2.97
Q3 2022	1,742,419	$4,461	$3.31	$2.27 - $3.97
Q2 2022	1,877,842	$6,760	$4.51	$3.25 - $6.49
Q1 2022	1,878,050	$11,663	$5.92	$5.00 - $7.19
Q4 2021	1,883,598	$13,280	$7.11	$6.36 - $8.23
Q3 2021	1,965,819	$13,722	$7.96	$6.93 - $8.75
Q2 2021	1,955,530	$16,290	$7.07	$5.37 - $8.55
Q1 2021	1,974,917	$10,822	$4.86	$3.87 - $7.14
Q4 2020	2,026,991	$8,696	$3.73	$2.93 - $4.58
Q3 2020	2,101,074	$6,324	$3.36	$2.74 - $4.41
Q2 2020	2,166,921	$6,718	$2.69	$2.06 - $3.26
Q1 2020	2,157,966	$4,769	$2.71	$1.39 - $3.45
Q4 2019	2,132,796	$6,505	$2.88	$2.40 - $3.39
Q3 2019	2,125,370	$6,535	$2.49	$1.51 - $3.50
Q2 2019	2,118,753	$4,238	$2.93	$1.92 - $4.66
Q1 2019	2,047,730	$8,826	$3.63	$2.75 - $4.43
Q4 2018	1,987,089	$6,319	$3.94	$2.96 - $5.23
Q3 2018	1,984,029	$10,416	$5.61	$4.86 - $6.70
Q2 2018	1,937,940	$10,368	$5.12	$4.20 - $6.15
Q1 2018	1,867,135	$9,336	$4.48	$3.25 - $5.20
Q4 2017	1,765,170	$5,825	$3.38	$2.95 - $3.85
Q3 2017	1,740,790	$6,528	$2.96	$2.35 - $3.90
Q2 2017	1,710,722	$4,362	$2.47	$2.25 - $2.80
Q1 2017	1,631,348	$4,242	$2.88	$2.50 - $3.30
Q4 2016	1,610,849	$4,913	$2.54	$2.25 - $3.05
Q3 2016	1,609,250	$4,377	$2.78	$2.50 - $3.22
Q2 2016	1,609,704	$4,604	$3.18	$2.61 - $3.90
Q1 2016	1,595,506	$4,818	$2.84	$2.41 - $3.45
Q4 2015	1,606,602	$5,575	$3.42	$2.73 - $4.24
Q3 2015	1,620,970	$6,127	$4.65	$3.65 - $5.76
Q2 2015	1,564,020	$8,915	$5.69	$4.17 - $6.84
Q1 2015	1,527,762	$8,892	$5.37	$4.93 - $5.92
Q4 2014	1,518,526	$8,610	$4.77	$4.07 - $5.93
Q3 2014	1,507,579	$6,166	$4.60	$4.08 - $4.92
Q2 2014	1,520,937	$6,920	$4.20	$3.68 - $4.87
Q1 2014	1,506,487	$7,141	$4.55	$4.07 - $5.01
Q4 2013	1,508,292	$7,089	$4.37	$3.73 - $5.15
Q3 2013	1,499,620	$7,888	$3.93	$3.50 - $4.50
Q2 2013	1,500,679	$7,098	$3.83	$3.39 - $4.39