NORTHERN DYNASTY MINERALS LT

Ticker: NAK CUSIP: 66510M204 Class: Equities

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025

Shares 690,190 Value ($000) $1,360 Avg Close $1.93 Range $1.13 - $2.98

Q3 2025

Shares 180,018 Value ($000) $216 Avg Close $1.07 Range $0.73 - $2.40

Q2 2025

Shares 596,435 Value ($000) $799 Avg Close $1.12 Range $0.79 - $1.59

Q1 2025

Shares 756,179 Value ($000) $870 Avg Close $0.73 Range $0.55 - $1.29

Q4 2024

Shares 283,931 Value ($000) $165 Avg Close $0.45 Range $0.30 - $0.58

Q3 2024

Shares 240,809 Value ($000) $80 Avg Close $0.35 Range $0.29 - $0.42

Q2 2024

Shares 233,937 Value ($000) $73 Avg Close $0.30 Range $0.27 - $0.37

Q1 2024

Shares 236,237 Value ($000) $75 Avg Close $0.28 Range $0.23 - $0.42

Q4 2023

Shares 255,825 Value ($000) $83 Avg Close $0.33 Range $0.29 - $0.41

Q3 2023

Shares 220,825 Value ($000) $72 Avg Close $0.28 Range $0.23 - $0.43

Q4 2022

Shares 771 Value ($000) $0 Avg Close $0.24 Range $0.21 - $0.28

Q3 2022

Shares 170,971 Value ($000) $42 Avg Close $0.28 Range $0.23 - $0.36

Q2 2022

Shares 263,371 Value ($000) $69 Avg Close $0.33 Range $0.25 - $0.46

Q1 2022

Shares 122,076 Value ($000) $51 Avg Close $0.35 Range $0.29 - $0.51

Q4 2021

Shares 83,101 Value ($000) $27 Avg Close $0.40 Range $0.32 - $0.54

Q3 2021

Shares 255,892 Value ($000) $118 Avg Close $0.44 Range $0.37 - $0.62

Q2 2021

Shares 174,323 Value ($000) $86 Avg Close $0.56 Range $0.47 - $0.70

Q1 2021

Shares 126,126 Value ($000) $80 Avg Close $0.65 Range $0.32 - $1.15

Q4 2020

Shares 716,872 Value ($000) $231 Avg Close $0.72 Range $0.31 - $1.26

Q3 2020

Shares 1,263,139 Value ($000) $1,238 Avg Close $1.37 Range $0.58 - $2.49

Q2 2020

Shares 684,602 Value ($000) $979 Avg Close $0.93 Range $0.38 - $1.53

Q1 2020

Shares 178,870 Value ($000) $69 Avg Close $0.47 Range $0.35 - $0.71

Q4 2019

Shares 381,727 Value ($000) $163 Avg Close $0.52 Range $0.38 - $0.66

Q3 2019

Shares 209,106 Value ($000) $123 Avg Close $0.64 Range $0.46 - $0.95

Q2 2019

Shares 185,541 Value ($000) $112 Avg Close $0.52 Range $0.41 - $0.66

Q1 2019

Shares 133,826 Value ($000) $81 Avg Close $0.78 Range $0.57 - $1.12

Q4 2018

Shares 201,778 Value ($000) $115 Avg Close $0.60 Range $0.43 - $0.84

Q3 2018

Shares 40,321 Value ($000) $23 Avg Close $0.54 Range $0.48 - $0.68

Q2 2018

Shares 21,421 Value ($000) $12 Avg Close $0.72 Range $0.43 - $1.00

Q1 2018

Shares 271,921 Value ($000) $246 Avg Close $1.20 Range $0.81 - $1.86

Q4 2017

Shares 438,914 Value ($000) $777 Avg Close $1.98 Range $1.63 - $2.34

Q3 2017

Shares 578,478 Value ($000) $1,041 Avg Close $1.58 Range $1.21 - $1.99

Q2 2017

Shares 883,487 Value ($000) $1,228 Avg Close $1.60 Range $1.21 - $2.42

Q1 2017

Shares 336,934 Value ($000) $482 Avg Close $2.05 Range $1.06 - $3.45

Q4 2016

Shares 129,081 Value ($000) $267 Avg Close $1.16 Range $0.54 - $2.50

Q3 2016

Shares 56,110 Value ($000) $40 Avg Close $0.68 Range $0.30 - $1.16

Q2 2016

Shares 1,500 Value ($000) $0 Avg Close $0.35 Range $0.28 - $0.48

Q1 2016

Shares 1,500 Value ($000) $0 Avg Close $0.31 Range $0.20 - $0.39

Q4 2015

Shares 1,500 Value ($000) $0 Avg Close $0.34 Range $0.28 - $0.44

Q3 2015

Shares 1,500 Value ($000) $0 Avg Close $0.35 Range $0.28 - $0.53

Q2 2015

Shares 900 Value ($000) $0 Avg Close $0.38 Range $0.30 - $0.45

Q1 2015

Shares 6,245 Value ($000) $2 Avg Close $0.45 Range $0.36 - $0.72

Q4 2014

Shares 96,848 Value ($000) $39 Avg Close $0.41 Range $0.32 - $0.59

Q3 2014

Shares 90,748 Value ($000) $50 Avg Close $0.73 Range $0.52 - $0.89

Q2 2014

Shares 78,848 Value ($000) $66 Avg Close $0.79 Range $0.61 - $1.01

Q1 2014

Shares 31,611 Value ($000) $31 Avg Close $1.24 Range $0.80 - $1.70

Q4 2013

Shares 33,711 Value ($000) $43 Avg Close $1.33 Range $1.00 - $1.93

Q3 2013

Shares 38,511 Value ($000) $56 Avg Close $2.08 Range $1.31 - $2.73

Q2 2013

Shares 1,344 Value ($000) $3 Avg Close $2.48 Range $1.85 - $3.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	690,190	$1,360	$1.93	$1.13 - $2.98
Q3 2025	180,018	$216	$1.07	$0.73 - $2.40
Q2 2025	596,435	$799	$1.12	$0.79 - $1.59
Q1 2025	756,179	$870	$0.73	$0.55 - $1.29
Q4 2024	283,931	$165	$0.45	$0.30 - $0.58
Q3 2024	240,809	$80	$0.35	$0.29 - $0.42
Q2 2024	233,937	$73	$0.30	$0.27 - $0.37
Q1 2024	236,237	$75	$0.28	$0.23 - $0.42
Q4 2023	255,825	$83	$0.33	$0.29 - $0.41
Q3 2023	220,825	$72	$0.28	$0.23 - $0.43
Q4 2022	771	$0	$0.24	$0.21 - $0.28
Q3 2022	170,971	$42	$0.28	$0.23 - $0.36
Q2 2022	263,371	$69	$0.33	$0.25 - $0.46
Q1 2022	122,076	$51	$0.35	$0.29 - $0.51
Q4 2021	83,101	$27	$0.40	$0.32 - $0.54
Q3 2021	255,892	$118	$0.44	$0.37 - $0.62
Q2 2021	174,323	$86	$0.56	$0.47 - $0.70
Q1 2021	126,126	$80	$0.65	$0.32 - $1.15
Q4 2020	716,872	$231	$0.72	$0.31 - $1.26
Q3 2020	1,263,139	$1,238	$1.37	$0.58 - $2.49
Q2 2020	684,602	$979	$0.93	$0.38 - $1.53
Q1 2020	178,870	$69	$0.47	$0.35 - $0.71
Q4 2019	381,727	$163	$0.52	$0.38 - $0.66
Q3 2019	209,106	$123	$0.64	$0.46 - $0.95
Q2 2019	185,541	$112	$0.52	$0.41 - $0.66
Q1 2019	133,826	$81	$0.78	$0.57 - $1.12
Q4 2018	201,778	$115	$0.60	$0.43 - $0.84
Q3 2018	40,321	$23	$0.54	$0.48 - $0.68
Q2 2018	21,421	$12	$0.72	$0.43 - $1.00
Q1 2018	271,921	$246	$1.20	$0.81 - $1.86
Q4 2017	438,914	$777	$1.98	$1.63 - $2.34
Q3 2017	578,478	$1,041	$1.58	$1.21 - $1.99
Q2 2017	883,487	$1,228	$1.60	$1.21 - $2.42
Q1 2017	336,934	$482	$2.05	$1.06 - $3.45
Q4 2016	129,081	$267	$1.16	$0.54 - $2.50
Q3 2016	56,110	$40	$0.68	$0.30 - $1.16
Q2 2016	1,500	$0	$0.35	$0.28 - $0.48
Q1 2016	1,500	$0	$0.31	$0.20 - $0.39
Q4 2015	1,500	$0	$0.34	$0.28 - $0.44
Q3 2015	1,500	$0	$0.35	$0.28 - $0.53
Q2 2015	900	$0	$0.38	$0.30 - $0.45
Q1 2015	6,245	$2	$0.45	$0.36 - $0.72
Q4 2014	96,848	$39	$0.41	$0.32 - $0.59
Q3 2014	90,748	$50	$0.73	$0.52 - $0.89
Q2 2014	78,848	$66	$0.79	$0.61 - $1.01
Q1 2014	31,611	$31	$1.24	$0.80 - $1.70
Q4 2013	33,711	$43	$1.33	$1.00 - $1.93
Q3 2013	38,511	$56	$2.08	$1.31 - $2.73
Q2 2013	1,344	$3	$2.48	$1.85 - $3.17