SOUTHWESTERN ENERGY CO

CUSIP: 845467109 Class: Common Stock

BERKSHIRE ASSET MANAGEMENT LLC/PA's Holding History (CIK: 0000949012)

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

Q4 2021
Shares 10,850 Value ($000) $51 Avg Close — Range —
Q3 2021
Shares 10,850 Value ($000) $60 Avg Close — Range —
Q2 2021
Shares 10,850 Value ($000) $62 Avg Close — Range —
Q1 2021
Shares 10,850 Value ($000) $50 Avg Close — Range —
Q4 2020
Shares 10,850 Value ($000) $32 Avg Close — Range —
Q1 2020
Shares 10,850 Value ($000) $18 Avg Close — Range —
Q4 2017
Shares 105,450 Value ($000) $588 Avg Close — Range —
Q3 2017
Shares 105,450 Value ($000) $644 Avg Close — Range —
Q2 2017
Shares 106,550 Value ($000) $648 Avg Close — Range —
Q1 2017
Shares 65,250 Value ($000) $533 Avg Close — Range —
Q4 2016
Shares 65,250 Value ($000) $706 Avg Close — Range —
Q3 2016
Shares 65,250 Value ($000) $903 Avg Close — Range —
Q2 2016
Shares 64,250 Value ($000) $808 Avg Close — Range —
Q1 2016
Shares 170,850 Value ($000) $1,379 Avg Close — Range —
Q2 2015
Shares 14,500 Value ($000) $330 Avg Close — Range —
Q1 2015
Shares 9,700 Value ($000) $225 Avg Close — Range —
Q2 2014
Shares 5,000 Value ($000) $227 Avg Close — Range —
Q1 2014
Shares 5,000 Value ($000) $230 Avg Close — Range —
Q4 2013
Shares 6,300 Value ($000) $248 Avg Close — Range —