BIO RAD LABS INC

Ticker: BIO CUSIP: 090572207 Class: COM

TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY's Holding History (CIK: 0000714142)

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

Q4 2025

Shares 36,444 Value ($000) $11 Avg Close $312.04 Range $280.61 - $343.12

Q3 2025

Shares 36,444 Value ($000) $10 Avg Close $272.13 Range $237.63 - $308.44

Q2 2025

Shares 26,644 Value ($000) $6 Avg Close $236.40 Range $211.43 - $260.00

Q1 2025

Shares 26,644 Value ($000) $6 Avg Close $300.83 Range $235.84 - $373.69

Q4 2024

Shares 26,644 Value ($000) $9 Avg Close $339.43 Range $306.42 - $387.99

Q3 2024

Shares 28,523 Value ($000) $10 Avg Close $317.61 Range $262.12 - $353.09

Q2 2024

Shares 24,385 Value ($000) $7 Avg Close $290.85 Range $266.52 - $346.83

Q1 2024

Shares 24,385 Value ($000) $8 Avg Close $328.84 Range $302.65 - $364.24

Q4 2023

Shares 29,981 Value ($000) $10 Avg Close $313.43 Range $261.59 - $366.30

Q3 2023

Shares 31,270 Value ($000) $11 Avg Close $385.83 Range $349.27 - $431.79

Q2 2023

Shares 30,466 Value ($000) $12 Avg Close $406.95 Range $356.51 - $494.05

Q1 2023

Shares 30,616 Value ($000) $15 Avg Close $468.12 Range $415.04 - $509.62

Q4 2022

Shares 30,616 Value ($000) $13 Avg Close $403.63 Range $344.63 - $457.93

Q3 2022

Shares 30,616 Value ($000) $12,772 Avg Close $498.57 Range $406.24 - $572.70

Q1 2022

Shares 28,607 Value ($000) $16,112 Avg Close $602.81 Range $524.19 - $752.17

Q4 2021

Shares 29,976 Value ($000) $22,649 Avg Close $748.36 Range $703.67 - $798.97

Q3 2021

Shares 33,323 Value ($000) $24,857 Avg Close $749.10 Range $644.34 - $832.70

Q2 2021

Shares 33,323 Value ($000) $21,470 Avg Close $608.62 Range $569.46 - $657.79

Q1 2021

Shares 33,427 Value ($000) $19,093 Avg Close $592.18 Range $545.00 - $689.00

Q4 2020

Shares 35,718 Value ($000) $20,821 Avg Close $569.50 Range $507.22 - $648.39

Q3 2020

Shares 36,804 Value ($000) $18,972 Avg Close $506.50 Range $443.80 - $540.06

Q2 2020

Shares 41,420 Value ($000) $18,701 Avg Close $441.30 Range $330.00 - $497.42

Q1 2020

Shares 41,290 Value ($000) $14,475 Avg Close $367.68 Range $309.38 - $413.02

Q4 2019

Shares 41,590 Value ($000) $15,390 Avg Close $352.55 Range $319.26 - $376.43

Q3 2019

Shares 39,805 Value ($000) $13,245 Avg Close $326.21 Range $303.82 - $348.39

Q2 2019

Shares 38,705 Value ($000) $12,099 Avg Close $299.43 Range $281.66 - $319.99

Q1 2019

Shares 47,305 Value ($000) $14,460 Avg Close $269.86 Range $223.89 - $323.95

Q4 2018

Shares 39,305 Value ($000) $9,127 Avg Close $268.31 Range $220.05 - $315.00

Q3 2018

Shares 39,305 Value ($000) $12,302 Avg Close $310.39 Range $285.83 - $345.15

Q2 2018

Shares 40,655 Value ($000) $11,730 Avg Close $276.12 Range $240.01 - $304.36

Q1 2018

Shares 45,355 Value ($000) $11,342 Avg Close $254.62 Range $231.00 - $279.59

Q4 2017

Shares 56,975 Value ($000) $13,598 Avg Close $242.32 Range $214.44 - $273.87

Q3 2017

Shares 72,175 Value ($000) $16,039 Avg Close $225.03 Range $208.95 - $242.79

Q2 2017

Shares 72,851 Value ($000) $16,487 Avg Close $217.91 Range $198.25 - $230.40

Q1 2017

Shares 80,574 Value ($000) $16,062 Avg Close $192.61 Range $181.87 - $209.50

Q4 2016

Shares 94,044 Value ($000) $17,143 Avg Close $170.48 Range $154.89 - $184.89

Q3 2016

Shares 78,878 Value ($000) $12,921 Avg Close $151.78 Range $140.53 - $164.45

Q2 2016

Shares 74,200 Value ($000) $10,612 Avg Close $142.64 Range $135.02 - $150.00

Q1 2016

Shares 60,200 Value ($000) $8,230 Avg Close $131.28 Range $122.03 - $139.63

Q4 2015

Shares 61,000 Value ($000) $8,458 Avg Close $138.61 Range $132.49 - $142.48

Q3 2015

Shares 61,000 Value ($000) $8,193 Avg Close $143.92 Range $131.25 - $152.38

Q2 2015

Shares 60,800 Value ($000) $9,157 Avg Close $143.07 Range $133.38 - $151.97

Q1 2015

Shares 60,500 Value ($000) $8,179 Avg Close $123.95 Range $112.51 - $137.23

Q4 2014

Shares 66,400 Value ($000) $8,005 Avg Close $115.09 Range $102.71 - $122.93

Q3 2014

Shares 66,400 Value ($000) $7,530 Avg Close $118.49 Range $113.37 - $122.73

Q2 2014

Shares 70,400 Value ($000) $8,428 Avg Close $122.10 Range $117.98 - $131.42

Q1 2014

Shares 70,900 Value ($000) $9,084 Avg Close $128.18 Range $120.43 - $134.13

Q4 2013

Shares 76,600 Value ($000) $9,468 Avg Close $121.86 Range $115.25 - $125.00

Q3 2013

Shares 77,000 Value ($000) $9,052 Avg Close $117.94 Range $111.49 - $126.98

Q2 2013

Shares 86,400 Value ($000) $9,694 Avg Close $117.30 Range $110.02 - $127.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	36,444	$11	$312.04	$280.61 - $343.12
Q3 2025	36,444	$10	$272.13	$237.63 - $308.44
Q2 2025	26,644	$6	$236.40	$211.43 - $260.00
Q1 2025	26,644	$6	$300.83	$235.84 - $373.69
Q4 2024	26,644	$9	$339.43	$306.42 - $387.99
Q3 2024	28,523	$10	$317.61	$262.12 - $353.09
Q2 2024	24,385	$7	$290.85	$266.52 - $346.83
Q1 2024	24,385	$8	$328.84	$302.65 - $364.24
Q4 2023	29,981	$10	$313.43	$261.59 - $366.30
Q3 2023	31,270	$11	$385.83	$349.27 - $431.79
Q2 2023	30,466	$12	$406.95	$356.51 - $494.05
Q1 2023	30,616	$15	$468.12	$415.04 - $509.62
Q4 2022	30,616	$13	$403.63	$344.63 - $457.93
Q3 2022	30,616	$12,772	$498.57	$406.24 - $572.70
Q1 2022	28,607	$16,112	$602.81	$524.19 - $752.17
Q4 2021	29,976	$22,649	$748.36	$703.67 - $798.97
Q3 2021	33,323	$24,857	$749.10	$644.34 - $832.70
Q2 2021	33,323	$21,470	$608.62	$569.46 - $657.79
Q1 2021	33,427	$19,093	$592.18	$545.00 - $689.00
Q4 2020	35,718	$20,821	$569.50	$507.22 - $648.39
Q3 2020	36,804	$18,972	$506.50	$443.80 - $540.06
Q2 2020	41,420	$18,701	$441.30	$330.00 - $497.42
Q1 2020	41,290	$14,475	$367.68	$309.38 - $413.02
Q4 2019	41,590	$15,390	$352.55	$319.26 - $376.43
Q3 2019	39,805	$13,245	$326.21	$303.82 - $348.39
Q2 2019	38,705	$12,099	$299.43	$281.66 - $319.99
Q1 2019	47,305	$14,460	$269.86	$223.89 - $323.95
Q4 2018	39,305	$9,127	$268.31	$220.05 - $315.00
Q3 2018	39,305	$12,302	$310.39	$285.83 - $345.15
Q2 2018	40,655	$11,730	$276.12	$240.01 - $304.36
Q1 2018	45,355	$11,342	$254.62	$231.00 - $279.59
Q4 2017	56,975	$13,598	$242.32	$214.44 - $273.87
Q3 2017	72,175	$16,039	$225.03	$208.95 - $242.79
Q2 2017	72,851	$16,487	$217.91	$198.25 - $230.40
Q1 2017	80,574	$16,062	$192.61	$181.87 - $209.50
Q4 2016	94,044	$17,143	$170.48	$154.89 - $184.89
Q3 2016	78,878	$12,921	$151.78	$140.53 - $164.45
Q2 2016	74,200	$10,612	$142.64	$135.02 - $150.00
Q1 2016	60,200	$8,230	$131.28	$122.03 - $139.63
Q4 2015	61,000	$8,458	$138.61	$132.49 - $142.48
Q3 2015	61,000	$8,193	$143.92	$131.25 - $152.38
Q2 2015	60,800	$9,157	$143.07	$133.38 - $151.97
Q1 2015	60,500	$8,179	$123.95	$112.51 - $137.23
Q4 2014	66,400	$8,005	$115.09	$102.71 - $122.93
Q3 2014	66,400	$7,530	$118.49	$113.37 - $122.73
Q2 2014	70,400	$8,428	$122.10	$117.98 - $131.42
Q1 2014	70,900	$9,084	$128.18	$120.43 - $134.13
Q4 2013	76,600	$9,468	$121.86	$115.25 - $125.00
Q3 2013	77,000	$9,052	$117.94	$111.49 - $126.98
Q2 2013	86,400	$9,694	$117.30	$110.02 - $127.17