NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2025
Shares 76,022 Value ($000) $10,384 Avg Close $130.74 Range $120.39 - $141.25
Q3 2025
Shares 79,109 Value ($000) $10,648 Avg Close $127.35 Range $117.54 - $134.67
Q2 2025
Shares 79,109 Value ($000) $10,030 Avg Close $100.50 Range $80.06 - $125.55
Q1 2025
Shares 79,109 Value ($000) $7,804 Avg Close $103.45 Range $93.23 - $111.60
Q4 2024
Shares 78,228 Value ($000) $8,018 Avg Close $99.01 Range $84.76 - $108.13
Q3 2024
Shares 78,228 Value ($000) $7,043 Avg Close $84.00 Range $77.46 - $89.72
Q2 2024
Shares 80,147 Value ($000) $6,731 Avg Close $79.92 Range $75.34 - $84.71
Q1 2024
Shares 83,072 Value ($000) $7,387 Avg Close $77.38 Range $72.15 - $84.77
Q4 2023
Shares 85,161 Value ($000) $7,186 Avg Close $69.13 Range $58.21 - $81.80
Q3 2023
Shares 86,273 Value ($000) $5,994 Avg Close $69.90 Range $63.24 - $76.10
Q2 2023
Shares 86,273 Value ($000) $6,396 Avg Close $70.33 Range $63.56 - $82.80
Q1 2023
Shares 86,273 Value ($000) $7,603 Avg Close $84.16 Range $73.69 - $90.89
Q4 2022
Shares 141,223 Value ($000) $12,497 Avg Close $78.90 Range $68.45 - $85.44
Q3 2022
Shares 158,510 Value ($000) $13,562 Avg Close $86.27 Range $75.57 - $93.27
Q2 2022
Shares 158,421 Value ($000) $15,284 Avg Close $93.79 Range $79.99 - $104.77
Q1 2022
Shares 155,307 Value ($000) $18,086 Avg Close $104.54 Range $90.15 - $118.99
Q4 2021
Shares 140,493 Value ($000) $16,804 Avg Close $105.01 Range $93.28 - $110.92
Q3 2021
Shares 136,854 Value ($000) $14,754 Avg Close $98.91 Range $91.25 - $105.90
Q2 2021
Shares 128,683 Value ($000) $14,878 Avg Close $99.29 Range $88.58 - $106.46
Q1 2021
Shares 109,480 Value ($000) $11,507 Avg Close $84.43 Range $75.75 - $93.36
Q4 2020
Shares 107,464 Value ($000) $10,009 Avg Close $75.32 Range $64.54 - $84.00
Q3 2020
Shares 110,351 Value ($000) $8,604 Avg Close $67.99 Range $61.38 - $73.22
Q2 2020
Shares 116,139 Value ($000) $9,214 Avg Close $66.60 Range $56.52 - $77.90
Q1 2020
Shares 120,844 Value ($000) $9,119 Avg Close $76.24 Range $50.86 - $91.21
Q4 2019
Shares 165,634 Value ($000) $17,597 Avg Close $84.53 Range $70.73 - $91.70
Q3 2019
Shares 206,666 Value ($000) $19,286 Avg Close $75.31 Range $68.73 - $82.36
Q2 2019
Shares 167,130 Value ($000) $15,042 Avg Close $75.01 Range $68.81 - $81.17
Q1 2019
Shares 167,130 Value ($000) $15,110 Avg Close $72.96 Range $66.04 - $78.80
Q4 2018
Shares 168,380 Value ($000) $14,075 Avg Close $75.32 Range $61.37 - $86.09
Q3 2018
Shares 169,050 Value ($000) $17,265 Avg Close $85.59 Range $81.23 - $92.33
Q2 2018
Shares 169,110 Value ($000) $17,400 Avg Close $84.33 Range $79.47 - $87.26
Q1 2018
Shares 167,660 Value ($000) $17,291 Avg Close $82.97 Range $74.79 - $88.15
Q4 2017
Shares 21,225 Value ($000) $2,120 Avg Close $75.28 Range $71.84 - $80.39
Q2 2017
Shares 2,355 Value ($000) $229 Avg Close $70.42 Range $66.40 - $77.52
Q1 2017
Shares 2,355 Value ($000) $204 Avg Close $67.79 Range $63.77 - $70.95
Q4 2016
Shares 2,355 Value ($000) $210 Avg Close $61.69 Range $52.36 - $70.81
Q2 2016
Shares 3,200 Value ($000) $212 Avg Close $53.49 Range $47.26 - $57.41
Q1 2016
Shares 3,200 Value ($000) $209 Avg Close $47.88 Range $41.46 - $54.24
Q4 2015
Shares 3,200 Value ($000) $231 Avg Close $54.64 Range $49.15 - $57.77