TERADYNE INC

Ticker: TER CUSIP: 880770102 Class: EQTY

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q4 2025

Shares 1,775,775 Value ($000) $343,719 Avg Close $171.50 Range $131.65 - $205.00

Q3 2025

Shares 1,480,215 Value ($000) $203,737 Avg Close $109.09 Range $88.44 - $138.14

Q2 2025

Shares 1,075,566 Value ($000) $96,715 Avg Close $79.69 Range $65.55 - $91.58

Q1 2025

Shares 457,439 Value ($000) $37,784 Avg Close $111.43 Range $79.34 - $143.53

Q4 2024

Shares 986,161 Value ($000) $124,177 Avg Close $117.75 Range $101.33 - $134.62

Q3 2024

Shares 14,594 Value ($000) $1,955 Avg Close $133.97 Range $108.45 - $162.17

Q2 2024

Shares 920,807 Value ($000) $136,546 Avg Close $126.14 Range $95.11 - $151.26

Q1 2024

Shares 882,693 Value ($000) $99,594 Avg Close $103.38 Range $91.51 - $112.64

Q4 2023

Shares 576,916 Value ($000) $62,607 Avg Close $94.00 Range $80.30 - $110.31

Q3 2023

Shares 528,635 Value ($000) $53,107 Avg Close $104.39 Range $93.98 - $117.94

Q2 2023

Shares 556,438 Value ($000) $61,948 Avg Close $99.13 Range $87.50 - $111.38

Q1 2023

Shares 65,336 Value ($000) $7,024 Avg Close $101.02 Range $84.46 - $110.63

Q4 2022

Shares 158,301 Value ($000) $13,828 Avg Close $84.55 Range $66.87 - $97.89

Q3 2022

Shares 98,326 Value ($000) $7,389 Avg Close $89.83 Range $73.97 - $103.66

Q2 2022

Shares 118,493 Value ($000) $10,611 Avg Close $102.39 Range $84.37 - $118.26

Q1 2022

Shares 128,582 Value ($000) $15,202 Avg Close $124.55 Range $100.76 - $164.83

Q4 2021

Shares 247,464 Value ($000) $40,468 Avg Close $138.21 Range $103.37 - $166.03

Q3 2021

Shares 541,806 Value ($000) $59,149 Avg Close $119.31 Range $107.16 - $131.39

Q2 2021

Shares 432,090 Value ($000) $57,883 Avg Close $125.54 Range $111.97 - $136.59

Q1 2021

Shares 110,127 Value ($000) $13,401 Avg Close $123.17 Range $102.04 - $144.94

Q4 2020

Shares 267,055 Value ($000) $32,018 Avg Close $100.07 Range $76.67 - $119.92

Q3 2020

Shares 1,338,339 Value ($000) $106,344 Avg Close $82.97 Range $72.53 - $91.38

Q2 2020

Shares 179,159 Value ($000) $15,141 Avg Close $65.50 Range $49.94 - $83.54

Q1 2020

Shares 231,016 Value ($000) $12,514 Avg Close $61.91 Range $41.86 - $79.53

Q4 2019

Shares 3,763 Value ($000) $257 Avg Close $61.85 Range $55.39 - $68.15

Q3 2019

Shares 946,915 Value ($000) $54,835 Avg Close $51.49 Range $42.56 - $58.17

Q2 2019

Shares 725,984 Value ($000) $34,782 Avg Close $44.06 Range $38.92 - $48.33

Q1 2019

Shares 1,225,583 Value ($000) $48,828 Avg Close $36.20 Range $28.63 - $41.21

Q4 2018

Shares 819,642 Value ($000) $25,721 Avg Close $32.78 Range $27.80 - $36.35

Q3 2018

Shares 736,492 Value ($000) $27,236 Avg Close $38.82 Range $35.18 - $44.12

Q2 2018

Shares 665,830 Value ($000) $25,348 Avg Close $37.48 Range $30.81 - $43.90

Q1 2018

Shares 122,121 Value ($000) $5,582 Avg Close $43.91 Range $37.63 - $48.70

Q4 2017

Shares 30,112 Value ($000) $1,261 Avg Close $39.50 Range $35.71 - $42.73

Q3 2017

Shares 538,800 Value ($000) $20,091 Avg Close $33.11 Range $28.36 - $35.88

Q2 2017

Shares 323,303 Value ($000) $9,709 Avg Close $32.09 Range $28.55 - $34.90

Q1 2017

Shares 221,926 Value ($000) $6,902 Avg Close $27.23 Range $24.01 - $29.76

Q4 2016

Shares 24,597 Value ($000) $625 Avg Close $22.54 Range $19.19 - $25.30

Q3 2016

Shares 946,554 Value ($000) $20,427 Avg Close $19.55 Range $17.86 - $20.56

Q2 2016

Shares 172,985 Value ($000) $3,406 Avg Close $18.63 Range $17.10 - $20.61

Q1 2016

Shares 196,249 Value ($000) $4,237 Avg Close $18.42 Range $16.31 - $20.60

Q4 2015

Shares 578,837 Value ($000) $11,964 Avg Close $18.68 Range $16.35 - $20.30

Q3 2015

Shares 260,458 Value ($000) $4,691 Avg Close $17.24 Range $15.01 - $18.69

Q2 2015

Shares 496,770 Value ($000) $9,583 Avg Close $18.64 Range $16.80 - $19.93

Q1 2015

Shares 87,976 Value ($000) $1,658 Avg Close $17.82 Range $16.35 - $18.78

Q4 2014

Shares 444 Value ($000) $9 Avg Close $17.49 Range $14.84 - $19.04

Q3 2014

Shares 190,482 Value ($000) $3,693 Avg Close $18.15 Range $16.39 - $19.34

Q2 2014

Shares 535,125 Value ($000) $10,488 Avg Close $17.16 Range $15.60 - $19.07

Q1 2014

Shares 102,155 Value ($000) $2,032 Avg Close $17.80 Range $15.98 - $18.91

Q4 2013

Shares 5,397,110 Value ($000) $95,098 Avg Close $15.55 Range $14.50 - $16.48

Q3 2013

Shares 4,811,360 Value ($000) $79,483 Avg Close $15.28 Range $14.01 - $17.24

Q2 2013

Shares 5,857,746 Value ($000) $102,921 Avg Close $15.29 Range $12.93 - $17.09

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,775,775	$343,719	$171.50	$131.65 - $205.00
Q3 2025	1,480,215	$203,737	$109.09	$88.44 - $138.14
Q2 2025	1,075,566	$96,715	$79.69	$65.55 - $91.58
Q1 2025	457,439	$37,784	$111.43	$79.34 - $143.53
Q4 2024	986,161	$124,177	$117.75	$101.33 - $134.62
Q3 2024	14,594	$1,955	$133.97	$108.45 - $162.17
Q2 2024	920,807	$136,546	$126.14	$95.11 - $151.26
Q1 2024	882,693	$99,594	$103.38	$91.51 - $112.64
Q4 2023	576,916	$62,607	$94.00	$80.30 - $110.31
Q3 2023	528,635	$53,107	$104.39	$93.98 - $117.94
Q2 2023	556,438	$61,948	$99.13	$87.50 - $111.38
Q1 2023	65,336	$7,024	$101.02	$84.46 - $110.63
Q4 2022	158,301	$13,828	$84.55	$66.87 - $97.89
Q3 2022	98,326	$7,389	$89.83	$73.97 - $103.66
Q2 2022	118,493	$10,611	$102.39	$84.37 - $118.26
Q1 2022	128,582	$15,202	$124.55	$100.76 - $164.83
Q4 2021	247,464	$40,468	$138.21	$103.37 - $166.03
Q3 2021	541,806	$59,149	$119.31	$107.16 - $131.39
Q2 2021	432,090	$57,883	$125.54	$111.97 - $136.59
Q1 2021	110,127	$13,401	$123.17	$102.04 - $144.94
Q4 2020	267,055	$32,018	$100.07	$76.67 - $119.92
Q3 2020	1,338,339	$106,344	$82.97	$72.53 - $91.38
Q2 2020	179,159	$15,141	$65.50	$49.94 - $83.54
Q1 2020	231,016	$12,514	$61.91	$41.86 - $79.53
Q4 2019	3,763	$257	$61.85	$55.39 - $68.15
Q3 2019	946,915	$54,835	$51.49	$42.56 - $58.17
Q2 2019	725,984	$34,782	$44.06	$38.92 - $48.33
Q1 2019	1,225,583	$48,828	$36.20	$28.63 - $41.21
Q4 2018	819,642	$25,721	$32.78	$27.80 - $36.35
Q3 2018	736,492	$27,236	$38.82	$35.18 - $44.12
Q2 2018	665,830	$25,348	$37.48	$30.81 - $43.90
Q1 2018	122,121	$5,582	$43.91	$37.63 - $48.70
Q4 2017	30,112	$1,261	$39.50	$35.71 - $42.73
Q3 2017	538,800	$20,091	$33.11	$28.36 - $35.88
Q2 2017	323,303	$9,709	$32.09	$28.55 - $34.90
Q1 2017	221,926	$6,902	$27.23	$24.01 - $29.76
Q4 2016	24,597	$625	$22.54	$19.19 - $25.30
Q3 2016	946,554	$20,427	$19.55	$17.86 - $20.56
Q2 2016	172,985	$3,406	$18.63	$17.10 - $20.61
Q1 2016	196,249	$4,237	$18.42	$16.31 - $20.60
Q4 2015	578,837	$11,964	$18.68	$16.35 - $20.30
Q3 2015	260,458	$4,691	$17.24	$15.01 - $18.69
Q2 2015	496,770	$9,583	$18.64	$16.80 - $19.93
Q1 2015	87,976	$1,658	$17.82	$16.35 - $18.78
Q4 2014	444	$9	$17.49	$14.84 - $19.04
Q3 2014	190,482	$3,693	$18.15	$16.39 - $19.34
Q2 2014	535,125	$10,488	$17.16	$15.60 - $19.07
Q1 2014	102,155	$2,032	$17.80	$15.98 - $18.91
Q4 2013	5,397,110	$95,098	$15.55	$14.50 - $16.48
Q3 2013	4,811,360	$79,483	$15.28	$14.01 - $17.24
Q2 2013	5,857,746	$102,921	$15.29	$12.93 - $17.09