TERADYNE INC

Ticker: TER CUSIP: 880770102 Class: EQTY

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

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

Q4 2025

Shares 219,080 Value ($000) $42 Avg Close $171.50 Range $131.65 - $205.00

Q3 2025

Shares 298,919 Value ($000) $40 Avg Close $109.09 Range $88.44 - $138.14

Q2 2025

Shares 315,297 Value ($000) $28 Avg Close $79.69 Range $65.55 - $91.58

Q1 2025

Shares 335,541 Value ($000) $28 Avg Close $111.43 Range $79.34 - $143.53

Q4 2024

Shares 289,395 Value ($000) $36 Avg Close $117.75 Range $101.33 - $134.62

Q3 2024

Shares 292,781 Value ($000) $39 Avg Close $133.97 Range $108.45 - $162.17

Q2 2024

Shares 342,963 Value ($000) $51 Avg Close $126.14 Range $95.11 - $151.26

Q1 2024

Shares 335,636 Value ($000) $38 Avg Close $103.38 Range $91.51 - $112.64

Q4 2023

Shares 285,480 Value ($000) $31 Avg Close $94.00 Range $80.30 - $110.31

Q3 2023

Shares 262,562 Value ($000) $26 Avg Close $104.39 Range $93.98 - $117.94

Q2 2023

Shares 257,855 Value ($000) $29 Avg Close $99.13 Range $87.50 - $111.38

Q1 2023

Shares 245,887 Value ($000) $26 Avg Close $101.02 Range $84.46 - $110.63

Q4 2022

Shares 225,848 Value ($000) $20 Avg Close $84.55 Range $66.87 - $97.89

Q3 2022

Shares 234,876 Value ($000) $17,638 Avg Close $89.83 Range $73.97 - $103.66

Q2 2022

Shares 229,871 Value ($000) $20,599 Avg Close $102.39 Range $84.37 - $118.26

Q1 2022

Shares 241,366 Value ($000) $29,799 Avg Close $124.55 Range $100.76 - $164.83

Q4 2021

Shares 250,829 Value ($000) $40,939 Avg Close $138.21 Range $103.37 - $166.03

Q3 2021

Shares 250,101 Value ($000) $27,490 Avg Close $119.31 Range $107.16 - $131.39

Q2 2021

Shares 245,895 Value ($000) $32,935 Avg Close $125.54 Range $111.97 - $136.59

Q1 2021

Shares 255,608 Value ($000) $30,995 Avg Close $123.17 Range $102.04 - $144.94

Q4 2020

Shares 199,572 Value ($000) $23,897 Avg Close $100.07 Range $76.67 - $119.92

Q3 2020

Shares 161,074 Value ($000) $12,812 Avg Close $82.97 Range $72.53 - $91.38

Q2 2020

Shares 181,501 Value ($000) $15,301 Avg Close $65.50 Range $49.94 - $83.54

Q1 2020

Shares 176,793 Value ($000) $9,607 Avg Close $61.91 Range $41.86 - $79.53

Q4 2019

Shares 200,564 Value ($000) $13,573 Avg Close $61.85 Range $55.39 - $68.15

Q3 2019

Shares 131,695 Value ($000) $7,638 Avg Close $51.49 Range $42.56 - $58.17

Q2 2019

Shares 120,739 Value ($000) $5,783 Avg Close $44.06 Range $38.92 - $48.33

Q1 2019

Shares 105,349 Value ($000) $4,194 Avg Close $36.20 Range $28.63 - $41.21

Q4 2018

Shares 109,011 Value ($000) $3,177 Avg Close $32.78 Range $27.80 - $36.35

Q3 2018

Shares 131,917 Value ($000) $4,881 Avg Close $38.82 Range $35.18 - $44.12

Q2 2018

Shares 136,667 Value ($000) $5,204 Avg Close $37.48 Range $30.81 - $43.90

Q1 2018

Shares 143,318 Value ($000) $6,552 Avg Close $43.91 Range $37.63 - $48.70

Q4 2017

Shares 142,998 Value ($000) $5,984 Avg Close $39.50 Range $35.71 - $42.73

Q3 2017

Shares 118,152 Value ($000) $4,378 Avg Close $33.11 Range $28.36 - $35.88

Q2 2017

Shares 121,326 Value ($000) $3,642 Avg Close $32.09 Range $28.55 - $34.90

Q1 2017

Shares 119,942 Value ($000) $3,728 Avg Close $27.23 Range $24.01 - $29.76

Q4 2016

Shares 115,671 Value ($000) $2,941 Avg Close $22.54 Range $19.19 - $25.30

Q3 2016

Shares 124,427 Value ($000) $2,685 Avg Close $19.55 Range $17.86 - $20.56

Q2 2016

Shares 122,226 Value ($000) $2,404 Avg Close $18.63 Range $17.10 - $20.61

Q1 2016

Shares 25,691 Value ($000) $554 Avg Close $18.42 Range $16.31 - $20.60

Q4 2015

Shares 25,691 Value ($000) $531 Avg Close $18.68 Range $16.35 - $20.30

Q3 2015

Shares 19,356 Value ($000) $350 Avg Close $17.24 Range $15.01 - $18.69

Q2 2015

Shares 538,156 Value ($000) $10,371 Avg Close $18.64 Range $16.80 - $19.93

Q1 2015

Shares 537,156 Value ($000) $10,098 Avg Close $17.82 Range $16.35 - $18.78

Q4 2014

Shares 438,442 Value ($000) $8,689 Avg Close $17.49 Range $14.84 - $19.04

Q3 2014

Shares 392,842 Value ($000) $7,617 Avg Close $18.15 Range $16.39 - $19.34

Q2 2014

Shares 75,942 Value ($000) $1,484 Avg Close $17.16 Range $15.60 - $19.07

Q1 2014

Shares 76,442 Value ($000) $1,512 Avg Close $17.80 Range $15.98 - $18.91

Q4 2013

Shares 10,542 Value ($000) $187 Avg Close $15.55 Range $14.50 - $16.48

Q3 2013

Shares 11,269 Value ($000) $186 Avg Close $15.28 Range $14.01 - $17.24

Q2 2013

Shares 774 Value ($000) $14 Avg Close $15.29 Range $12.93 - $17.09

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	219,080	$42	$171.50	$131.65 - $205.00
Q3 2025	298,919	$40	$109.09	$88.44 - $138.14
Q2 2025	315,297	$28	$79.69	$65.55 - $91.58
Q1 2025	335,541	$28	$111.43	$79.34 - $143.53
Q4 2024	289,395	$36	$117.75	$101.33 - $134.62
Q3 2024	292,781	$39	$133.97	$108.45 - $162.17
Q2 2024	342,963	$51	$126.14	$95.11 - $151.26
Q1 2024	335,636	$38	$103.38	$91.51 - $112.64
Q4 2023	285,480	$31	$94.00	$80.30 - $110.31
Q3 2023	262,562	$26	$104.39	$93.98 - $117.94
Q2 2023	257,855	$29	$99.13	$87.50 - $111.38
Q1 2023	245,887	$26	$101.02	$84.46 - $110.63
Q4 2022	225,848	$20	$84.55	$66.87 - $97.89
Q3 2022	234,876	$17,638	$89.83	$73.97 - $103.66
Q2 2022	229,871	$20,599	$102.39	$84.37 - $118.26
Q1 2022	241,366	$29,799	$124.55	$100.76 - $164.83
Q4 2021	250,829	$40,939	$138.21	$103.37 - $166.03
Q3 2021	250,101	$27,490	$119.31	$107.16 - $131.39
Q2 2021	245,895	$32,935	$125.54	$111.97 - $136.59
Q1 2021	255,608	$30,995	$123.17	$102.04 - $144.94
Q4 2020	199,572	$23,897	$100.07	$76.67 - $119.92
Q3 2020	161,074	$12,812	$82.97	$72.53 - $91.38
Q2 2020	181,501	$15,301	$65.50	$49.94 - $83.54
Q1 2020	176,793	$9,607	$61.91	$41.86 - $79.53
Q4 2019	200,564	$13,573	$61.85	$55.39 - $68.15
Q3 2019	131,695	$7,638	$51.49	$42.56 - $58.17
Q2 2019	120,739	$5,783	$44.06	$38.92 - $48.33
Q1 2019	105,349	$4,194	$36.20	$28.63 - $41.21
Q4 2018	109,011	$3,177	$32.78	$27.80 - $36.35
Q3 2018	131,917	$4,881	$38.82	$35.18 - $44.12
Q2 2018	136,667	$5,204	$37.48	$30.81 - $43.90
Q1 2018	143,318	$6,552	$43.91	$37.63 - $48.70
Q4 2017	142,998	$5,984	$39.50	$35.71 - $42.73
Q3 2017	118,152	$4,378	$33.11	$28.36 - $35.88
Q2 2017	121,326	$3,642	$32.09	$28.55 - $34.90
Q1 2017	119,942	$3,728	$27.23	$24.01 - $29.76
Q4 2016	115,671	$2,941	$22.54	$19.19 - $25.30
Q3 2016	124,427	$2,685	$19.55	$17.86 - $20.56
Q2 2016	122,226	$2,404	$18.63	$17.10 - $20.61
Q1 2016	25,691	$554	$18.42	$16.31 - $20.60
Q4 2015	25,691	$531	$18.68	$16.35 - $20.30
Q3 2015	19,356	$350	$17.24	$15.01 - $18.69
Q2 2015	538,156	$10,371	$18.64	$16.80 - $19.93
Q1 2015	537,156	$10,098	$17.82	$16.35 - $18.78
Q4 2014	438,442	$8,689	$17.49	$14.84 - $19.04
Q3 2014	392,842	$7,617	$18.15	$16.39 - $19.34
Q2 2014	75,942	$1,484	$17.16	$15.60 - $19.07
Q1 2014	76,442	$1,512	$17.80	$15.98 - $18.91
Q4 2013	10,542	$187	$15.55	$14.50 - $16.48
Q3 2013	11,269	$186	$15.28	$14.01 - $17.24
Q2 2013	774	$14	$15.29	$12.93 - $17.09