WATSCO INC

Ticker: WSO CUSIP: 942622200 Class: Com

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q4 2025

Shares 8,739 Value ($000) $2,945 Avg Close $357.07 Range $323.05 - $421.57

Q3 2025

Shares 8,958 Value ($000) $3,622 Avg Close $427.59 Range $378.35 - $494.94

Q2 2025

Shares 8,963 Value ($000) $3,958 Avg Close $463.89 Range $418.31 - $521.09

Q1 2025

Shares 8,326 Value ($000) $4,232 Avg Close $492.90 Range $457.76 - $535.40

Q4 2024

Shares 7,692 Value ($000) $3,645 Avg Close $506.45 Range $454.91 - $571.42

Q3 2024

Shares 7,669 Value ($000) $3,772 Avg Close $480.65 Range $439.08 - $520.41

Q2 2024

Shares 7,095 Value ($000) $3,287 Avg Close $457.10 Range $396.82 - $493.65

Q1 2024

Shares 6,919 Value ($000) $2,989 Avg Close $401.75 Range $373.33 - $441.29

Q4 2023

Shares 7,473 Value ($000) $3,202 Avg Close $387.45 Range $338.58 - $433.19

Q3 2023

Shares 6,792 Value ($000) $2,565 Avg Close $361.55 Range $337.58 - $386.40

Q2 2023

Shares 16,156 Value ($000) $6,163 Avg Close $339.09 Range $298.79 - $383.83

Q1 2023

Shares 14,982 Value ($000) $4,767 Avg Close $293.75 Range $251.49 - $343.85

Q4 2022

Shares 14,964 Value ($000) $4 Avg Close $262.94 Range $228.61 - $287.20

Q3 2022

Shares 13,166 Value ($000) $3,390 Avg Close $270.99 Range $230.00 - $306.61

Q2 2022

Shares 13,130 Value ($000) $3,136 Avg Close $263.17 Range $220.68 - $310.26

Q1 2022

Shares 12,104 Value ($000) $3,687 Avg Close $285.22 Range $252.50 - $316.05

Q4 2021

Shares 10,950 Value ($000) $3,426 Avg Close $296.23 Range $263.70 - $318.98

Q3 2021

Shares 10,893 Value ($000) $2,883 Avg Close $280.42 Range $264.62 - $296.68

Q2 2021

Shares 10,965 Value ($000) $3,143 Avg Close $286.30 Range $262.93 - $307.81

Q1 2021

Shares 10,965 Value ($000) $2,859 Avg Close $246.59 Range $224.25 - $266.07

Q4 2020

Shares 10,961 Value ($000) $2,483 Avg Close $229.84 Range $216.25 - $248.98

Q3 2020

Shares 10,520 Value ($000) $2,450 Avg Close $225.27 Range $176.40 - $249.30

Q2 2020

Shares 6,930 Value ($000) $1,231 Avg Close $165.49 Range $144.16 - $182.92

Q1 2020

Shares 7,681 Value ($000) $1,214 Avg Close $168.85 Range $132.97 - $186.87

Q4 2019

Shares 5,759 Value ($000) $1,037 Avg Close $175.89 Range $158.27 - $183.00

Q3 2019

Shares 5,742 Value ($000) $971 Avg Close $162.17 Range $153.12 - $170.57

Q2 2019

Shares 5,679 Value ($000) $929 Avg Close $157.07 Range $141.46 - $169.39

Q1 2019

Shares 5,662 Value ($000) $811 Avg Close $143.49 Range $136.35 - $153.49

Q4 2018

Shares 5,636 Value ($000) $784 Avg Close $152.42 Range $131.88 - $179.17

Q3 2018

Shares 6,512 Value ($000) $1,160 Avg Close $176.68 Range $163.95 - $187.46

Q2 2018

Shares 8,649 Value ($000) $1,542 Avg Close $181.90 Range $164.19 - $192.94

Q1 2018

Shares 8,630 Value ($000) $1,562 Avg Close $173.34 Range $160.08 - $183.84

Q4 2017

Shares 4,457 Value ($000) $758 Avg Close $165.20 Range $155.57 - $172.00

Q3 2017

Shares 4,432 Value ($000) $714 Avg Close $151.09 Range $141.61 - $161.86

Q2 2017

Shares 4,436 Value ($000) $684 Avg Close $142.89 Range $134.08 - $158.17

Q1 2017

Shares 4,435 Value ($000) $635 Avg Close $149.72 Range $141.72 - $157.74

Q4 2016

Shares 3,819 Value ($000) $566 Avg Close $144.92 Range $128.60 - $159.55

Q3 2016

Shares 3,815 Value ($000) $538 Avg Close $143.26 Range $137.60 - $149.99

Q2 2016

Shares 4,964 Value ($000) $698 Avg Close $134.20 Range $127.66 - $140.69

Q1 2016

Shares 4,604 Value ($000) $620 Avg Close $121.32 Range $106.58 - $136.43

Q4 2015

Shares 7,455 Value ($000) $873 Avg Close $123.29 Range $110.17 - $133.09

Q3 2015

Shares 7,419 Value ($000) $879 Avg Close $124.67 Range $117.06 - $132.23

Q2 2015

Shares 7,933 Value ($000) $982 Avg Close $124.45 Range $119.59 - $131.10

Q1 2015

Shares 7,132 Value ($000) $896 Avg Close $114.74 Range $102.99 - $125.97

Q4 2014

Shares 5,855 Value ($000) $626 Avg Close $99.34 Range $85.04 - $108.85

Q3 2014

Shares 3,784 Value ($000) $326 Avg Close $92.47 Range $84.28 - $105.19

Q2 2014

Shares 3,792 Value ($000) $390 Avg Close $101.18 Range $95.96 - $105.39

Q1 2014

Shares 3,791 Value ($000) $379 Avg Close $96.52 Range $90.60 - $101.13

Q4 2013

Shares 3,801 Value ($000) $365 Avg Close $94.95 Range $90.03 - $98.13

Q3 2013

Shares 3,822 Value ($000) $360 Avg Close $91.53 Range $83.87 - $97.61

Q2 2013

Shares 4,225 Value ($000) $355 Avg Close $84.42 Range $77.09 - $90.41

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,739	$2,945	$357.07	$323.05 - $421.57
Q3 2025	8,958	$3,622	$427.59	$378.35 - $494.94
Q2 2025	8,963	$3,958	$463.89	$418.31 - $521.09
Q1 2025	8,326	$4,232	$492.90	$457.76 - $535.40
Q4 2024	7,692	$3,645	$506.45	$454.91 - $571.42
Q3 2024	7,669	$3,772	$480.65	$439.08 - $520.41
Q2 2024	7,095	$3,287	$457.10	$396.82 - $493.65
Q1 2024	6,919	$2,989	$401.75	$373.33 - $441.29
Q4 2023	7,473	$3,202	$387.45	$338.58 - $433.19
Q3 2023	6,792	$2,565	$361.55	$337.58 - $386.40
Q2 2023	16,156	$6,163	$339.09	$298.79 - $383.83
Q1 2023	14,982	$4,767	$293.75	$251.49 - $343.85
Q4 2022	14,964	$4	$262.94	$228.61 - $287.20
Q3 2022	13,166	$3,390	$270.99	$230.00 - $306.61
Q2 2022	13,130	$3,136	$263.17	$220.68 - $310.26
Q1 2022	12,104	$3,687	$285.22	$252.50 - $316.05
Q4 2021	10,950	$3,426	$296.23	$263.70 - $318.98
Q3 2021	10,893	$2,883	$280.42	$264.62 - $296.68
Q2 2021	10,965	$3,143	$286.30	$262.93 - $307.81
Q1 2021	10,965	$2,859	$246.59	$224.25 - $266.07
Q4 2020	10,961	$2,483	$229.84	$216.25 - $248.98
Q3 2020	10,520	$2,450	$225.27	$176.40 - $249.30
Q2 2020	6,930	$1,231	$165.49	$144.16 - $182.92
Q1 2020	7,681	$1,214	$168.85	$132.97 - $186.87
Q4 2019	5,759	$1,037	$175.89	$158.27 - $183.00
Q3 2019	5,742	$971	$162.17	$153.12 - $170.57
Q2 2019	5,679	$929	$157.07	$141.46 - $169.39
Q1 2019	5,662	$811	$143.49	$136.35 - $153.49
Q4 2018	5,636	$784	$152.42	$131.88 - $179.17
Q3 2018	6,512	$1,160	$176.68	$163.95 - $187.46
Q2 2018	8,649	$1,542	$181.90	$164.19 - $192.94
Q1 2018	8,630	$1,562	$173.34	$160.08 - $183.84
Q4 2017	4,457	$758	$165.20	$155.57 - $172.00
Q3 2017	4,432	$714	$151.09	$141.61 - $161.86
Q2 2017	4,436	$684	$142.89	$134.08 - $158.17
Q1 2017	4,435	$635	$149.72	$141.72 - $157.74
Q4 2016	3,819	$566	$144.92	$128.60 - $159.55
Q3 2016	3,815	$538	$143.26	$137.60 - $149.99
Q2 2016	4,964	$698	$134.20	$127.66 - $140.69
Q1 2016	4,604	$620	$121.32	$106.58 - $136.43
Q4 2015	7,455	$873	$123.29	$110.17 - $133.09
Q3 2015	7,419	$879	$124.67	$117.06 - $132.23
Q2 2015	7,933	$982	$124.45	$119.59 - $131.10
Q1 2015	7,132	$896	$114.74	$102.99 - $125.97
Q4 2014	5,855	$626	$99.34	$85.04 - $108.85
Q3 2014	3,784	$326	$92.47	$84.28 - $105.19
Q2 2014	3,792	$390	$101.18	$95.96 - $105.39
Q1 2014	3,791	$379	$96.52	$90.60 - $101.13
Q4 2013	3,801	$365	$94.95	$90.03 - $98.13
Q3 2013	3,822	$360	$91.53	$83.87 - $97.61
Q2 2013	4,225	$355	$84.42	$77.09 - $90.41