BOEING CO

Ticker: BA CUSIP: 097023105 Class: COM

East Coast Asset Management, LLC.'s Holding History (CIK: 0001579254)

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

Q4 2017
Shares 1,633 Value ($000) $482 Avg Close $257.40 Range $240.32 - $285.26
Q3 2017
Shares 3,225 Value ($000) $820 Avg Close $220.44 Range $186.34 - $245.79
Q2 2017
Shares 3,701 Value ($000) $732 Avg Close $174.89 Range $164.11 - $192.59
Q1 2017
Shares 3,394 Value ($000) $600 Avg Close $158.76 Range $143.90 - $173.66
Q4 2016
Shares 3,393 Value ($000) $528 Avg Close $135.00 Range $120.29 - $148.41
Q3 2016
Shares 2,413 Value ($000) $318 Avg Close $120.78 Range $113.12 - $127.25
Q2 2013
Shares 777 Value ($000) $80 Avg Close $80.37 Range $70.67 - $88.29
Q1 2013
Shares 777 Value ($000) $67 Avg Close $65.73 Range $60.91 - $73.24
Q4 2012
Shares 777 Value ($000) $59 Avg Close — Range —