STAAR SURGICAL CO

Ticker: STAA CUSIP: 852312305 Class: Common Stock

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q4 2025

Shares 476,699 Value ($000) $11,007 Avg Close $25.77 Range $22.90 - $28.40

Q3 2025

Shares 519,527 Value ($000) $13,960 Avg Close $23.84 Range $16.40 - $30.81

Q2 2025

Shares 512,711 Value ($000) $8,603 Avg Close $17.63 Range $14.69 - $21.15

Q1 2025

Shares 528,314 Value ($000) $9,314 Avg Close $20.06 Range $13.50 - $25.40

Q4 2024

Shares 521,941 Value ($000) $12,678 Avg Close $28.56 Range $23.55 - $36.88

Q3 2024

Shares 627,787 Value ($000) $23,322 Avg Close $37.30 Range $29.21 - $49.86

Q2 2024

Shares 640,869 Value ($000) $30,512 Avg Close $43.82 Range $37.42 - $52.68

Q1 2024

Shares 520,844 Value ($000) $19,938 Avg Close $32.51 Range $26.66 - $40.50

Q4 2023

Shares 524,315 Value ($000) $16,364 Avg Close $35.93 Range $30.29 - $44.26

Q3 2023

Shares 527,902 Value ($000) $21,211 Avg Close $46.83 Range $39.12 - $58.82

Q2 2023

Shares 615,629 Value ($000) $32,364 Avg Close $60.90 Range $49.65 - $73.13

Q1 2023

Shares 610,395 Value ($000) $39,035 Avg Close $65.26 Range $49.25 - $81.81

Q4 2022

Shares 606,021 Value ($000) $29,416 Avg Close $62.72 Range $46.36 - $77.08

Q3 2022

Shares 607,202 Value ($000) $42,839 Avg Close $85.59 Range $70.03 - $112.27

Q2 2022

Shares 613,514 Value ($000) $43,516 Avg Close $64.43 Range $49.03 - $82.18

Q1 2022

Shares 625,394 Value ($000) $49,975 Avg Close $74.47 Range $55.36 - $93.78

Q4 2021

Shares 648,502 Value ($000) $59,208 Avg Close $107.29 Range $86.34 - $129.43

Q3 2021

Shares 657,261 Value ($000) $84,478 Avg Close $139.94 Range $118.54 - $163.08

Q2 2021

Shares 676,429 Value ($000) $103,156 Avg Close $131.72 Range $103.87 - $161.71

Q1 2021

Shares 689,435 Value ($000) $72,673 Avg Close $100.13 Range $77.74 - $128.23

Q4 2020

Shares 566,267 Value ($000) $44,860 Avg Close $73.18 Range $55.01 - $85.63

Q3 2020

Shares 583,912 Value ($000) $33,026 Avg Close $53.86 Range $45.47 - $62.51

Q2 2020

Shares 577,211 Value ($000) $35,522 Avg Close $40.85 Range $28.58 - $61.97

Q1 2020

Shares 547,258 Value ($000) $17,654 Avg Close $33.70 Range $23.20 - $42.73

Q4 2019

Shares 540,006 Value ($000) $18,992 Avg Close $32.99 Range $23.78 - $38.84

Q3 2019

Shares 582,686 Value ($000) $15,022 Avg Close $30.39 Range $25.12 - $37.35

Q2 2019

Shares 538,171 Value ($000) $15,810 Avg Close $28.87 Range $21.70 - $37.58

Q1 2019

Shares 533,516 Value ($000) $18,241 Avg Close $35.38 Range $27.75 - $41.65

Q4 2018

Shares 530,777 Value ($000) $16,938 Avg Close $38.97 Range $28.54 - $51.30

Q3 2018

Shares 539,285 Value ($000) $25,887 Avg Close $40.94 Range $29.45 - $54.00

Q2 2018

Shares 496,420 Value ($000) $15,389 Avg Close $23.40 Range $13.60 - $34.00

Q1 2018

Shares 464,920 Value ($000) $6,881 Avg Close $15.62 Range $13.95 - $16.90

Q4 2017

Shares 463,297 Value ($000) $7,181 Avg Close $14.86 Range $12.30 - $17.60

Q3 2017

Shares 474,193 Value ($000) $5,904 Avg Close $11.15 Range $9.85 - $12.85

Q2 2017

Shares 481,459 Value ($000) $5,199 Avg Close $9.78 Range $8.95 - $11.05

Q1 2017

Shares 457,695 Value ($000) $4,485 Avg Close $9.98 Range $8.95 - $11.30

Q4 2016

Shares 459,463 Value ($000) $4,986 Avg Close $10.17 Range $7.46 - $11.50

Q3 2016

Shares 490,816 Value ($000) $4,613 Avg Close $8.03 Range $5.42 - $9.78

Q2 2016

Shares 492,606 Value ($000) $2,714 Avg Close $6.46 Range $4.98 - $8.20

Q1 2016

Shares 471,926 Value ($000) $3,504 Avg Close $6.77 Range $6.00 - $7.69

Q4 2015

Shares 469,648 Value ($000) $3,354 Avg Close $8.10 Range $7.10 - $9.21

Q3 2015

Shares 450,479 Value ($000) $3,495 Avg Close $8.23 Range $6.74 - $9.86

Q2 2015

Shares 409,034 Value ($000) $3,951 Avg Close $9.27 Range $7.04 - $10.76

Q1 2015

Shares 450,067 Value ($000) $3,343 Avg Close $7.31 Range $4.84 - $9.52

Q4 2014

Shares 456,991 Value ($000) $4,164 Avg Close $9.68 Range $8.37 - $11.64

Q3 2014

Shares 476,003 Value ($000) $5,060 Avg Close $11.89 Range $10.43 - $16.48

Q2 2014

Shares 436,801 Value ($000) $7,339 Avg Close $16.45 Range $13.84 - $19.74

Q1 2014

Shares 525,784 Value ($000) $9,885 Avg Close $16.11 Range $13.81 - $19.50

Q4 2013

Shares 521,489 Value ($000) $8,443 Avg Close $13.38 Range $10.81 - $16.34

Q3 2013

Shares 505,317 Value ($000) $6,842 Avg Close $11.76 Range $10.17 - $13.58

Q2 2013

Shares 504,814 Value ($000) $5,124 Avg Close $8.10 Range $5.27 - $10.81

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	476,699	$11,007	$25.77	$22.90 - $28.40
Q3 2025	519,527	$13,960	$23.84	$16.40 - $30.81
Q2 2025	512,711	$8,603	$17.63	$14.69 - $21.15
Q1 2025	528,314	$9,314	$20.06	$13.50 - $25.40
Q4 2024	521,941	$12,678	$28.56	$23.55 - $36.88
Q3 2024	627,787	$23,322	$37.30	$29.21 - $49.86
Q2 2024	640,869	$30,512	$43.82	$37.42 - $52.68
Q1 2024	520,844	$19,938	$32.51	$26.66 - $40.50
Q4 2023	524,315	$16,364	$35.93	$30.29 - $44.26
Q3 2023	527,902	$21,211	$46.83	$39.12 - $58.82
Q2 2023	615,629	$32,364	$60.90	$49.65 - $73.13
Q1 2023	610,395	$39,035	$65.26	$49.25 - $81.81
Q4 2022	606,021	$29,416	$62.72	$46.36 - $77.08
Q3 2022	607,202	$42,839	$85.59	$70.03 - $112.27
Q2 2022	613,514	$43,516	$64.43	$49.03 - $82.18
Q1 2022	625,394	$49,975	$74.47	$55.36 - $93.78
Q4 2021	648,502	$59,208	$107.29	$86.34 - $129.43
Q3 2021	657,261	$84,478	$139.94	$118.54 - $163.08
Q2 2021	676,429	$103,156	$131.72	$103.87 - $161.71
Q1 2021	689,435	$72,673	$100.13	$77.74 - $128.23
Q4 2020	566,267	$44,860	$73.18	$55.01 - $85.63
Q3 2020	583,912	$33,026	$53.86	$45.47 - $62.51
Q2 2020	577,211	$35,522	$40.85	$28.58 - $61.97
Q1 2020	547,258	$17,654	$33.70	$23.20 - $42.73
Q4 2019	540,006	$18,992	$32.99	$23.78 - $38.84
Q3 2019	582,686	$15,022	$30.39	$25.12 - $37.35
Q2 2019	538,171	$15,810	$28.87	$21.70 - $37.58
Q1 2019	533,516	$18,241	$35.38	$27.75 - $41.65
Q4 2018	530,777	$16,938	$38.97	$28.54 - $51.30
Q3 2018	539,285	$25,887	$40.94	$29.45 - $54.00
Q2 2018	496,420	$15,389	$23.40	$13.60 - $34.00
Q1 2018	464,920	$6,881	$15.62	$13.95 - $16.90
Q4 2017	463,297	$7,181	$14.86	$12.30 - $17.60
Q3 2017	474,193	$5,904	$11.15	$9.85 - $12.85
Q2 2017	481,459	$5,199	$9.78	$8.95 - $11.05
Q1 2017	457,695	$4,485	$9.98	$8.95 - $11.30
Q4 2016	459,463	$4,986	$10.17	$7.46 - $11.50
Q3 2016	490,816	$4,613	$8.03	$5.42 - $9.78
Q2 2016	492,606	$2,714	$6.46	$4.98 - $8.20
Q1 2016	471,926	$3,504	$6.77	$6.00 - $7.69
Q4 2015	469,648	$3,354	$8.10	$7.10 - $9.21
Q3 2015	450,479	$3,495	$8.23	$6.74 - $9.86
Q2 2015	409,034	$3,951	$9.27	$7.04 - $10.76
Q1 2015	450,067	$3,343	$7.31	$4.84 - $9.52
Q4 2014	456,991	$4,164	$9.68	$8.37 - $11.64
Q3 2014	476,003	$5,060	$11.89	$10.43 - $16.48
Q2 2014	436,801	$7,339	$16.45	$13.84 - $19.74
Q1 2014	525,784	$9,885	$16.11	$13.81 - $19.50
Q4 2013	521,489	$8,443	$13.38	$10.81 - $16.34
Q3 2013	505,317	$6,842	$11.76	$10.17 - $13.58
Q2 2013	504,814	$5,124	$8.10	$5.27 - $10.81