WILLIAMS COS INC

Ticker: WMB CUSIP: 969457100 Class: COM

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2025

Shares 319,721 Value ($000) $19,218 Avg Close $60.06 Range $55.73 - $65.01

Q3 2025

Shares 330,221 Value ($000) $20,920 Avg Close $57.82 Range $54.90 - $63.95

Q2 2025

Shares 332,021 Value ($000) $20,854 Avg Close $57.67 Range $50.30 - $62.40

Q1 2025

Shares 330,721 Value ($000) $19,764 Avg Close $55.43 Range $51.03 - $60.14

Q4 2024

Shares 330,821 Value ($000) $17,904 Avg Close $51.72 Range $43.35 - $57.84

Q3 2024

Shares 331,921 Value ($000) $15,152 Avg Close $41.76 Range $38.32 - $44.54

Q2 2024

Shares 333,821 Value ($000) $14,187 Avg Close $37.71 Range $34.85 - $40.98

Q1 2024

Shares 333,321 Value ($000) $12,990 Avg Close $32.99 Range $30.20 - $36.64

Q4 2023

Shares 333,021 Value ($000) $11,599 Avg Close $32.16 Range $29.68 - $34.21

Q3 2023

Shares 333,421 Value ($000) $11,233 Avg Close $30.87 Range $29.03 - $31.97

Q2 2023

Shares 334,921 Value ($000) $10,928 Avg Close $26.77 Range $25.13 - $29.54

Q1 2023

Shares 334,521 Value ($000) $9,989 Avg Close $27.14 Range $24.71 - $28.96

Q4 2022

Shares 331,021 Value ($000) $10,891 Avg Close $28.24 Range $25.04 - $30.65

Q3 2022

Shares 329,821 Value ($000) $9,443 Avg Close $27.90 Range $24.46 - $30.54

Q2 2022

Shares 328,621 Value ($000) $10,256 Avg Close $29.20 Range $24.77 - $32.04

Q1 2022

Shares 306,521 Value ($000) $10,241 Avg Close $25.54 Range $21.67 - $28.71

Q4 2021

Shares 305,851 Value ($000) $7,964 Avg Close $22.75 Range $20.70 - $24.52

Q3 2021

Shares 305,051 Value ($000) $7,913 Avg Close $20.40 Range $18.98 - $21.83

Q2 2021

Shares 305,351 Value ($000) $8,107 Avg Close $20.43 Range $18.45 - $22.65

Q1 2021

Shares 304,651 Value ($000) $7,217 Avg Close $17.83 Range $15.53 - $19.54

Q4 2020

Shares 305,151 Value ($000) $6,118 Avg Close $15.63 Range $14.02 - $17.61

Q3 2020

Shares 309,651 Value ($000) $6,085 Avg Close $15.40 Range $13.62 - $16.89

Q2 2020

Shares 309,851 Value ($000) $5,893 Avg Close $13.80 Range $9.73 - $15.96

Q1 2020

Shares 277,786 Value ($000) $3,931 Avg Close $13.99 Range $6.21 - $17.40

Q4 2019

Shares 293,086 Value ($000) $6,952 Avg Close $16.27 Range $15.50 - $17.32

Q3 2019

Shares 291,386 Value ($000) $7,011 Avg Close $17.63 Range $15.87 - $20.26

Q2 2019

Shares 290,086 Value ($000) $8,134 Avg Close $19.18 Range $17.81 - $20.32

Q1 2019

Shares 348,986 Value ($000) $10,023 Avg Close $18.25 Range $14.60 - $20.07

Q4 2018

Shares 346,586 Value ($000) $7,642 Avg Close $16.76 Range $13.81 - $18.85

Q3 2018

Shares 360,386 Value ($000) $9,799 Avg Close $19.23 Range $17.52 - $21.29

Q2 2018

Shares 245,086 Value ($000) $6,644 Avg Close $17.26 Range $15.65 - $18.64

Q1 2018

Shares 243,586 Value ($000) $6,056 Avg Close $19.06 Range $16.04 - $21.69

Q4 2017

Shares 242,386 Value ($000) $7,390 Avg Close $18.59 Range $17.10 - $19.79

Q3 2017

Shares 250,886 Value ($000) $7,529 Avg Close $19.25 Range $18.15 - $20.31

Q2 2017

Shares 271,586 Value ($000) $8,224 Avg Close $18.66 Range $17.45 - $19.52

Q1 2017

Shares 271,286 Value ($000) $8,027 Avg Close $17.93 Range $17.11 - $20.21

Q4 2016

Shares 223,486 Value ($000) $6,959 Avg Close $18.55 Range $16.80 - $19.91

Q3 2016

Shares 238,342 Value ($000) $7,324 Avg Close $16.23 Range $12.01 - $19.31

Q2 2016

Shares 237,242 Value ($000) $5,132 Avg Close $11.96 Range $8.65 - $14.15

Q1 2016

Shares 235,042 Value ($000) $3,777 Avg Close $9.91 Range $5.84 - $15.24

Q4 2015

Shares 233,342 Value ($000) $5,997 Avg Close $19.57 Range $11.96 - $24.82

Q3 2015

Shares 246,142 Value ($000) $9,070 Avg Close $27.42 Range $19.32 - $32.32

Q2 2015

Shares 261,442 Value ($000) $15,004 Avg Close $28.07 Range $25.45 - $33.76

Q1 2015

Shares 259,642 Value ($000) $13,135 Avg Close $24.96 Range $21.50 - $27.79

Q4 2014

Shares 277,142 Value ($000) $12,455 Avg Close $27.17 Range $22.11 - $30.22

Q3 2014

Shares 275,742 Value ($000) $15,262 Avg Close $30.23 Range $28.50 - $31.38

Q2 2014

Shares 302,942 Value ($000) $17,634 Avg Close $24.17 Range $20.45 - $31.33

Q1 2014

Shares 279,342 Value ($000) $11,336 Avg Close $20.92 Range $19.46 - $22.12

Q4 2013

Shares 277,842 Value ($000) $10,716 Avg Close $18.38 Range $17.44 - $19.93

Q3 2013

Shares 277,942 Value ($000) $10,106 Avg Close $17.72 Range $16.33 - $18.83

Q2 2013

Shares 277,242 Value ($000) $9,002 Avg Close $18.03 Range $15.77 - $19.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	319,721	$19,218	$60.06	$55.73 - $65.01
Q3 2025	330,221	$20,920	$57.82	$54.90 - $63.95
Q2 2025	332,021	$20,854	$57.67	$50.30 - $62.40
Q1 2025	330,721	$19,764	$55.43	$51.03 - $60.14
Q4 2024	330,821	$17,904	$51.72	$43.35 - $57.84
Q3 2024	331,921	$15,152	$41.76	$38.32 - $44.54
Q2 2024	333,821	$14,187	$37.71	$34.85 - $40.98
Q1 2024	333,321	$12,990	$32.99	$30.20 - $36.64
Q4 2023	333,021	$11,599	$32.16	$29.68 - $34.21
Q3 2023	333,421	$11,233	$30.87	$29.03 - $31.97
Q2 2023	334,921	$10,928	$26.77	$25.13 - $29.54
Q1 2023	334,521	$9,989	$27.14	$24.71 - $28.96
Q4 2022	331,021	$10,891	$28.24	$25.04 - $30.65
Q3 2022	329,821	$9,443	$27.90	$24.46 - $30.54
Q2 2022	328,621	$10,256	$29.20	$24.77 - $32.04
Q1 2022	306,521	$10,241	$25.54	$21.67 - $28.71
Q4 2021	305,851	$7,964	$22.75	$20.70 - $24.52
Q3 2021	305,051	$7,913	$20.40	$18.98 - $21.83
Q2 2021	305,351	$8,107	$20.43	$18.45 - $22.65
Q1 2021	304,651	$7,217	$17.83	$15.53 - $19.54
Q4 2020	305,151	$6,118	$15.63	$14.02 - $17.61
Q3 2020	309,651	$6,085	$15.40	$13.62 - $16.89
Q2 2020	309,851	$5,893	$13.80	$9.73 - $15.96
Q1 2020	277,786	$3,931	$13.99	$6.21 - $17.40
Q4 2019	293,086	$6,952	$16.27	$15.50 - $17.32
Q3 2019	291,386	$7,011	$17.63	$15.87 - $20.26
Q2 2019	290,086	$8,134	$19.18	$17.81 - $20.32
Q1 2019	348,986	$10,023	$18.25	$14.60 - $20.07
Q4 2018	346,586	$7,642	$16.76	$13.81 - $18.85
Q3 2018	360,386	$9,799	$19.23	$17.52 - $21.29
Q2 2018	245,086	$6,644	$17.26	$15.65 - $18.64
Q1 2018	243,586	$6,056	$19.06	$16.04 - $21.69
Q4 2017	242,386	$7,390	$18.59	$17.10 - $19.79
Q3 2017	250,886	$7,529	$19.25	$18.15 - $20.31
Q2 2017	271,586	$8,224	$18.66	$17.45 - $19.52
Q1 2017	271,286	$8,027	$17.93	$17.11 - $20.21
Q4 2016	223,486	$6,959	$18.55	$16.80 - $19.91
Q3 2016	238,342	$7,324	$16.23	$12.01 - $19.31
Q2 2016	237,242	$5,132	$11.96	$8.65 - $14.15
Q1 2016	235,042	$3,777	$9.91	$5.84 - $15.24
Q4 2015	233,342	$5,997	$19.57	$11.96 - $24.82
Q3 2015	246,142	$9,070	$27.42	$19.32 - $32.32
Q2 2015	261,442	$15,004	$28.07	$25.45 - $33.76
Q1 2015	259,642	$13,135	$24.96	$21.50 - $27.79
Q4 2014	277,142	$12,455	$27.17	$22.11 - $30.22
Q3 2014	275,742	$15,262	$30.23	$28.50 - $31.38
Q2 2014	302,942	$17,634	$24.17	$20.45 - $31.33
Q1 2014	279,342	$11,336	$20.92	$19.46 - $22.12
Q4 2013	277,842	$10,716	$18.38	$17.44 - $19.93
Q3 2013	277,942	$10,106	$17.72	$16.33 - $18.83
Q2 2013	277,242	$9,002	$18.03	$15.77 - $19.26