MCKESSON CORP

Ticker: MCK CUSIP: 58155Q103 Class: COM

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q4 2025

Shares 149,651 Value ($000) $123 Avg Close $815.57 Range $729.36 - $894.75

Q3 2025

Shares 187,803 Value ($000) $143 Avg Close $703.03 Range $635.65 - $774.13

Q2 2025

Shares 186,134 Value ($000) $137 Avg Close $703.74 Range $639.74 - $734.80

Q1 2025

Shares 195,972 Value ($000) $132 Avg Close $615.89 Range $563.37 - $676.56

Q4 2024

Shares 196,430 Value ($000) $112 Avg Close $557.26 Range $477.84 - $629.21

Q3 2024

Shares 212,175 Value ($000) $105 Avg Close $553.37 Range $461.94 - $633.30

Q2 2024

Shares 190,355 Value ($000) $111 Avg Close $552.61 Range $510.92 - $608.12

Q1 2024

Shares 180,258 Value ($000) $97 Avg Close $503.45 Range $458.60 - $535.85

Q4 2023

Shares 182,430 Value ($000) $84 Avg Close $450.30 Range $427.53 - $472.13

Q3 2023

Shares 201,135 Value ($000) $87 Avg Close $416.71 Range $390.69 - $442.39

Q2 2023

Shares 200,911 Value ($000) $86 Avg Close $379.54 Range $347.74 - $424.74

Q1 2023

Shares 217,447 Value ($000) $78 Avg Close $356.15 Range $327.42 - $385.79

Q4 2022

Shares 215,109 Value ($000) $81 Avg Close $367.20 Range $333.75 - $395.37

Q3 2022

Shares 214,826 Value ($000) $73,045 Avg Close $341.28 Range $310.28 - $368.70

Q2 2022

Shares 212,631 Value ($000) $69,418 Avg Close $314.09 Range $293.49 - $333.55

Q1 2022

Shares 245,116 Value ($000) $79,365 Avg Close $266.57 Range $232.75 - $304.65

Q4 2021

Shares 236,476 Value ($000) $58,641 Avg Close $214.77 Range $189.52 - $245.90

Q3 2021

Shares 257,512 Value ($000) $51,687 Avg Close $195.10 Range $181.98 - $204.97

Q2 2021

Shares 262,915 Value ($000) $50,245 Avg Close $188.10 Range $175.56 - $199.15

Q1 2021

Shares 290,392 Value ($000) $56,274 Avg Close $177.34 Range $164.37 - $193.09

Q4 2020

Shares 440,486 Value ($000) $76,576 Avg Close $161.42 Range $136.86 - $181.74

Q3 2020

Shares 495,842 Value ($000) $73,906 Avg Close $146.77 Range $134.98 - $154.90

Q2 2020

Shares 523,295 Value ($000) $80,038 Avg Close $139.25 Range $116.70 - $159.48

Q1 2020

Shares 553,268 Value ($000) $75,464 Avg Close $140.83 Range $108.46 - $165.39

Q4 2019

Shares 544,371 Value ($000) $74,667 Avg Close $135.52 Range $122.86 - $148.27

Q3 2019

Shares 531,865 Value ($000) $72,783 Avg Close $135.60 Range $125.86 - $144.04

Q2 2019

Shares 440,730 Value ($000) $59,123 Avg Close $118.84 Range $106.35 - $129.65

Q1 2019

Shares 335,238 Value ($000) $39,133 Avg Close $117.27 Range $103.60 - $130.18

Q4 2018

Shares 303,873 Value ($000) $32,205 Avg Close $118.11 Range $100.71 - $131.46

Q3 2018

Shares 391,907 Value ($000) $52,051 Avg Close $123.13 Range $115.68 - $131.94

Q2 2018

Shares 427,485 Value ($000) $57,117 Avg Close $137.76 Range $123.99 - $151.37

Q1 2018

Shares 493,732 Value ($000) $69,643 Avg Close $146.42 Range $129.03 - $167.96

Q4 2017

Shares 447,804 Value ($000) $69,681 Avg Close $138.91 Range $125.78 - $154.28

Q3 2017

Shares 323,618 Value ($000) $49,654 Avg Close $146.01 Range $135.66 - $157.85

Q2 2017

Shares 307,258 Value ($000) $50,482 Avg Close $141.57 Range $124.87 - $158.24

Q1 2017

Shares 340,980 Value ($000) $50,522 Avg Close $136.52 Range $124.97 - $142.83

Q4 2016

Shares 336,917 Value ($000) $47,464 Avg Close $136.84 Range $106.46 - $155.15

Q3 2016

Shares 274,583 Value ($000) $45,719 Avg Close $173.09 Range $152.05 - $185.10

Q2 2016

Shares 270,185 Value ($000) $50,299 Avg Close $162.65 Range $143.03 - $174.89

Q1 2016

Shares 238,665 Value ($000) $37,494 Avg Close $149.58 Range $137.18 - $182.09

Q4 2015

Shares 224,000 Value ($000) $44,210 Avg Close $174.49 Range $156.11 - $187.05

Q3 2015

Shares 151,892 Value ($000) $28,145 Avg Close $195.59 Range $147.68 - $218.48

Q2 2015

Shares 157,986 Value ($000) $35,465 Avg Close $213.12 Range $202.27 - $224.48

Q1 2015

Shares 160,641 Value ($000) $36,261 Avg Close $204.26 Range $189.37 - $214.42

Q4 2014

Shares 166,713 Value ($000) $34,553 Avg Close $186.87 Range $163.92 - $197.33

Q3 2014

Shares 188,971 Value ($000) $36,886 Avg Close $176.84 Range $170.49 - $183.89

Q2 2014

Shares 238,239 Value ($000) $44,230 Avg Close $163.23 Range $149.40 - $176.12

Q1 2014

Shares 247,502 Value ($000) $43,465 Avg Close $160.13 Range $146.04 - $172.44

Q4 2013

Shares 244,496 Value ($000) $39,653 Avg Close $140.55 Range $117.83 - $152.56

Q3 2013

Shares 266,175 Value ($000) $34,071 Avg Close $112.21 Range $103.38 - $121.94

Q2 2013

Shares 40,671 Value ($000) $4,661 Avg Close $101.46 Range $93.55 - $108.71

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	149,651	$123	$815.57	$729.36 - $894.75
Q3 2025	187,803	$143	$703.03	$635.65 - $774.13
Q2 2025	186,134	$137	$703.74	$639.74 - $734.80
Q1 2025	195,972	$132	$615.89	$563.37 - $676.56
Q4 2024	196,430	$112	$557.26	$477.84 - $629.21
Q3 2024	212,175	$105	$553.37	$461.94 - $633.30
Q2 2024	190,355	$111	$552.61	$510.92 - $608.12
Q1 2024	180,258	$97	$503.45	$458.60 - $535.85
Q4 2023	182,430	$84	$450.30	$427.53 - $472.13
Q3 2023	201,135	$87	$416.71	$390.69 - $442.39
Q2 2023	200,911	$86	$379.54	$347.74 - $424.74
Q1 2023	217,447	$78	$356.15	$327.42 - $385.79
Q4 2022	215,109	$81	$367.20	$333.75 - $395.37
Q3 2022	214,826	$73,045	$341.28	$310.28 - $368.70
Q2 2022	212,631	$69,418	$314.09	$293.49 - $333.55
Q1 2022	245,116	$79,365	$266.57	$232.75 - $304.65
Q4 2021	236,476	$58,641	$214.77	$189.52 - $245.90
Q3 2021	257,512	$51,687	$195.10	$181.98 - $204.97
Q2 2021	262,915	$50,245	$188.10	$175.56 - $199.15
Q1 2021	290,392	$56,274	$177.34	$164.37 - $193.09
Q4 2020	440,486	$76,576	$161.42	$136.86 - $181.74
Q3 2020	495,842	$73,906	$146.77	$134.98 - $154.90
Q2 2020	523,295	$80,038	$139.25	$116.70 - $159.48
Q1 2020	553,268	$75,464	$140.83	$108.46 - $165.39
Q4 2019	544,371	$74,667	$135.52	$122.86 - $148.27
Q3 2019	531,865	$72,783	$135.60	$125.86 - $144.04
Q2 2019	440,730	$59,123	$118.84	$106.35 - $129.65
Q1 2019	335,238	$39,133	$117.27	$103.60 - $130.18
Q4 2018	303,873	$32,205	$118.11	$100.71 - $131.46
Q3 2018	391,907	$52,051	$123.13	$115.68 - $131.94
Q2 2018	427,485	$57,117	$137.76	$123.99 - $151.37
Q1 2018	493,732	$69,643	$146.42	$129.03 - $167.96
Q4 2017	447,804	$69,681	$138.91	$125.78 - $154.28
Q3 2017	323,618	$49,654	$146.01	$135.66 - $157.85
Q2 2017	307,258	$50,482	$141.57	$124.87 - $158.24
Q1 2017	340,980	$50,522	$136.52	$124.97 - $142.83
Q4 2016	336,917	$47,464	$136.84	$106.46 - $155.15
Q3 2016	274,583	$45,719	$173.09	$152.05 - $185.10
Q2 2016	270,185	$50,299	$162.65	$143.03 - $174.89
Q1 2016	238,665	$37,494	$149.58	$137.18 - $182.09
Q4 2015	224,000	$44,210	$174.49	$156.11 - $187.05
Q3 2015	151,892	$28,145	$195.59	$147.68 - $218.48
Q2 2015	157,986	$35,465	$213.12	$202.27 - $224.48
Q1 2015	160,641	$36,261	$204.26	$189.37 - $214.42
Q4 2014	166,713	$34,553	$186.87	$163.92 - $197.33
Q3 2014	188,971	$36,886	$176.84	$170.49 - $183.89
Q2 2014	238,239	$44,230	$163.23	$149.40 - $176.12
Q1 2014	247,502	$43,465	$160.13	$146.04 - $172.44
Q4 2013	244,496	$39,653	$140.55	$117.83 - $152.56
Q3 2013	266,175	$34,071	$112.21	$103.38 - $121.94
Q2 2013	40,671	$4,661	$101.46	$93.55 - $108.71