NORTHWEST PIPE CO

Ticker: NWPX CUSIP: 667746101 Class: Common Stock

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

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

Q4 2025

Shares 84,526 Value ($000) $5,282 Avg Close $57.66 Range $49.25 - $65.84

Q3 2025

Shares 92,042 Value ($000) $4,872 Avg Close $47.78 Range $40.01 - $54.26

Q2 2025

Shares 95,887 Value ($000) $3,932 Avg Close $40.19 Range $36.97 - $43.33

Q1 2025

Shares 99,392 Value ($000) $4,105 Avg Close $46.45 Range $39.29 - $53.46

Q4 2024

Shares 102,317 Value ($000) $4,938 Avg Close $49.88 Range $42.77 - $57.76

Q3 2024

Shares 100,175 Value ($000) $4,521 Avg Close $39.88 Range $32.29 - $46.25

Q2 2024

Shares 101,247 Value ($000) $3,439 Avg Close $33.94 Range $31.16 - $36.92

Q1 2024

Shares 105,443 Value ($000) $3,657 Avg Close $30.63 Range $27.89 - $34.88

Q4 2023

Shares 105,846 Value ($000) $3,203 Avg Close $28.12 Range $25.67 - $30.91

Q3 2023

Shares 101,498 Value ($000) $3,062 Avg Close $31.46 Range $29.00 - $33.61

Q2 2023

Shares 100,983 Value ($000) $3,054 Avg Close $28.42 Range $25.58 - $31.30

Q1 2023

Shares 100,928 Value ($000) $3,152 Avg Close $36.08 Range $29.15 - $40.60

Q4 2022

Shares 101,616 Value ($000) $3,424 Avg Close $33.95 Range $29.00 - $37.62

Q3 2022

Shares 103,108 Value ($000) $2,897 Avg Close $30.63 Range $26.39 - $34.49

Q2 2022

Shares 102,710 Value ($000) $3,075 Avg Close $29.69 Range $24.30 - $34.94

Q1 2022

Shares 102,788 Value ($000) $2,616 Avg Close $28.75 Range $24.57 - $32.38

Q4 2021

Shares 105,970 Value ($000) $3,370 Avg Close $27.54 Range $23.11 - $32.00

Q3 2021

Shares 106,933 Value ($000) $2,534 Avg Close $26.46 Range $23.17 - $29.19

Q2 2021

Shares 104,966 Value ($000) $2,966 Avg Close $31.75 Range $27.56 - $34.94

Q1 2021

Shares 108,262 Value ($000) $3,618 Avg Close $32.44 Range $27.01 - $38.08

Q4 2020

Shares 141,092 Value ($000) $3,993 Avg Close $28.33 Range $25.74 - $31.50

Q3 2020

Shares 148,526 Value ($000) $3,930 Avg Close $26.47 Range $22.69 - $29.81

Q2 2020

Shares 151,794 Value ($000) $3,806 Avg Close $23.80 Range $19.33 - $27.57

Q1 2020

Shares 155,497 Value ($000) $3,459 Avg Close $30.50 Range $18.52 - $36.70

Q4 2019

Shares 151,677 Value ($000) $5,052 Avg Close $31.55 Range $25.02 - $34.80

Q3 2019

Shares 150,305 Value ($000) $4,231 Avg Close $25.44 Range $18.04 - $28.93

Q2 2019

Shares 145,222 Value ($000) $3,744 Avg Close $24.80 Range $22.08 - $26.48

Q1 2019

Shares 141,021 Value ($000) $3,384 Avg Close $23.71 Range $21.02 - $25.98

Q4 2018

Shares 139,883 Value ($000) $3,258 Avg Close $21.28 Range $16.52 - $25.05

Q3 2018

Shares 142,757 Value ($000) $2,820 Avg Close $18.93 Range $16.65 - $21.38

Q2 2018

Shares 139,466 Value ($000) $2,701 Avg Close $20.36 Range $17.23 - $22.00

Q1 2018

Shares 140,100 Value ($000) $2,424 Avg Close $19.27 Range $16.60 - $21.36

Q4 2017

Shares 141,706 Value ($000) $2,712 Avg Close $18.52 Range $16.62 - $21.11

Q3 2017

Shares 146,237 Value ($000) $2,781 Avg Close $16.67 Range $14.50 - $19.54

Q2 2017

Shares 142,073 Value ($000) $2,310 Avg Close $14.70 Range $12.41 - $17.18

Q1 2017

Shares 56,317 Value ($000) $884 Avg Close $17.50 Range $15.01 - $19.55

Q4 2016

Shares 56,357 Value ($000) $971 Avg Close $15.40 Range $11.80 - $18.92

Q3 2016

Shares 53,495 Value ($000) $632 Avg Close $11.53 Range $10.35 - $12.37

Q2 2016

Shares 50,485 Value ($000) $545 Avg Close $9.56 Range $8.37 - $11.27

Q1 2016

Shares 108,048 Value ($000) $996 Avg Close $9.23 Range $7.46 - $11.33

Q4 2015

Shares 107,333 Value ($000) $1,201 Avg Close $12.62 Range $9.87 - $15.57

Q3 2015

Shares 107,812 Value ($000) $1,408 Avg Close $16.66 Range $12.48 - $20.84

Q2 2015

Shares 105,844 Value ($000) $2,156 Avg Close $22.28 Range $19.55 - $25.86

Q1 2015

Shares 110,222 Value ($000) $2,530 Avg Close $24.37 Range $20.50 - $30.28

Q4 2014

Shares 111,099 Value ($000) $3,346 Avg Close $32.30 Range $26.03 - $36.07

Q3 2014

Shares 115,713 Value ($000) $3,946 Avg Close $36.77 Range $32.90 - $41.43

Q2 2014

Shares 118,340 Value ($000) $4,773 Avg Close $36.33 Range $33.15 - $40.54

Q1 2014

Shares 133,279 Value ($000) $4,819 Avg Close $35.69 Range $32.43 - $38.48

Q4 2013

Shares 145,565 Value ($000) $5,496 Avg Close $36.44 Range $31.51 - $39.62

Q3 2013

Shares 142,989 Value ($000) $4,701 Avg Close $29.80 Range $27.51 - $33.00

Q2 2013

Shares 145,379 Value ($000) $4,056 Avg Close $27.10 Range $24.70 - $28.52

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	84,526	$5,282	$57.66	$49.25 - $65.84
Q3 2025	92,042	$4,872	$47.78	$40.01 - $54.26
Q2 2025	95,887	$3,932	$40.19	$36.97 - $43.33
Q1 2025	99,392	$4,105	$46.45	$39.29 - $53.46
Q4 2024	102,317	$4,938	$49.88	$42.77 - $57.76
Q3 2024	100,175	$4,521	$39.88	$32.29 - $46.25
Q2 2024	101,247	$3,439	$33.94	$31.16 - $36.92
Q1 2024	105,443	$3,657	$30.63	$27.89 - $34.88
Q4 2023	105,846	$3,203	$28.12	$25.67 - $30.91
Q3 2023	101,498	$3,062	$31.46	$29.00 - $33.61
Q2 2023	100,983	$3,054	$28.42	$25.58 - $31.30
Q1 2023	100,928	$3,152	$36.08	$29.15 - $40.60
Q4 2022	101,616	$3,424	$33.95	$29.00 - $37.62
Q3 2022	103,108	$2,897	$30.63	$26.39 - $34.49
Q2 2022	102,710	$3,075	$29.69	$24.30 - $34.94
Q1 2022	102,788	$2,616	$28.75	$24.57 - $32.38
Q4 2021	105,970	$3,370	$27.54	$23.11 - $32.00
Q3 2021	106,933	$2,534	$26.46	$23.17 - $29.19
Q2 2021	104,966	$2,966	$31.75	$27.56 - $34.94
Q1 2021	108,262	$3,618	$32.44	$27.01 - $38.08
Q4 2020	141,092	$3,993	$28.33	$25.74 - $31.50
Q3 2020	148,526	$3,930	$26.47	$22.69 - $29.81
Q2 2020	151,794	$3,806	$23.80	$19.33 - $27.57
Q1 2020	155,497	$3,459	$30.50	$18.52 - $36.70
Q4 2019	151,677	$5,052	$31.55	$25.02 - $34.80
Q3 2019	150,305	$4,231	$25.44	$18.04 - $28.93
Q2 2019	145,222	$3,744	$24.80	$22.08 - $26.48
Q1 2019	141,021	$3,384	$23.71	$21.02 - $25.98
Q4 2018	139,883	$3,258	$21.28	$16.52 - $25.05
Q3 2018	142,757	$2,820	$18.93	$16.65 - $21.38
Q2 2018	139,466	$2,701	$20.36	$17.23 - $22.00
Q1 2018	140,100	$2,424	$19.27	$16.60 - $21.36
Q4 2017	141,706	$2,712	$18.52	$16.62 - $21.11
Q3 2017	146,237	$2,781	$16.67	$14.50 - $19.54
Q2 2017	142,073	$2,310	$14.70	$12.41 - $17.18
Q1 2017	56,317	$884	$17.50	$15.01 - $19.55
Q4 2016	56,357	$971	$15.40	$11.80 - $18.92
Q3 2016	53,495	$632	$11.53	$10.35 - $12.37
Q2 2016	50,485	$545	$9.56	$8.37 - $11.27
Q1 2016	108,048	$996	$9.23	$7.46 - $11.33
Q4 2015	107,333	$1,201	$12.62	$9.87 - $15.57
Q3 2015	107,812	$1,408	$16.66	$12.48 - $20.84
Q2 2015	105,844	$2,156	$22.28	$19.55 - $25.86
Q1 2015	110,222	$2,530	$24.37	$20.50 - $30.28
Q4 2014	111,099	$3,346	$32.30	$26.03 - $36.07
Q3 2014	115,713	$3,946	$36.77	$32.90 - $41.43
Q2 2014	118,340	$4,773	$36.33	$33.15 - $40.54
Q1 2014	133,279	$4,819	$35.69	$32.43 - $38.48
Q4 2013	145,565	$5,496	$36.44	$31.51 - $39.62
Q3 2013	142,989	$4,701	$29.80	$27.51 - $33.00
Q2 2013	145,379	$4,056	$27.10	$24.70 - $28.52