QUEST DIAGNOSTICS INC

Ticker: DGX CUSIP: 74834L100 Class: COMMON STOCK

Capital International Investors's Holding History (CIK: 0001562230)

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

Q4 2017
Shares 342,100 Value ($000) $33,693 Avg Close $80.65 Range $76.65 - $87.31
Q3 2017
Shares 1,302,425 Value ($000) $121,959 Avg Close $89.87 Range $77.62 - $95.26
Q2 2017
Shares 2,090,000 Value ($000) $232,324 Avg Close $89.16 Range $81.72 - $94.33
Q1 2017
Shares 2,090,000 Value ($000) $205,217 Avg Close $80.00 Range $75.65 - $83.94
Q4 2016
Shares 2,090,000 Value ($000) $192,071 Avg Close $71.99 Range $66.09 - $78.16
Q3 2016
Shares 3,200,300 Value ($000) $270,841 Avg Close $69.82 Range $66.73 - $72.20
Q2 2016
Shares 3,281,400 Value ($000) $267,139 Avg Close $62.99 Range $58.34 - $67.34
Q1 2016
Shares 3,281,400 Value ($000) $234,456 Avg Close $55.15 Range $49.08 - $59.76
Q4 2015
Shares 3,281,400 Value ($000) $233,439 Avg Close $54.99 Range $49.21 - $59.25
Q3 2015
Shares 6,530,100 Value ($000) $401,405 Avg Close $56.82 Range $48.84 - $61.18
Q2 2015
Shares 6,774,000 Value ($000) $491,250 Avg Close $59.70 Range $56.18 - $71.98
Q1 2015
Shares 6,657,600 Value ($000) $511,637 Avg Close $57.60 Range $52.93 - $63.03
Q4 2014
Shares 6,657,600 Value ($000) $446,459 Avg Close $50.52 Range $45.06 - $54.86
Q3 2014
Shares 5,263,000 Value ($000) $319,359 Avg Close $49.06 Range $46.54 - $51.28
Q2 2014
Shares 4,848,200 Value ($000) $284,541 Avg Close $46.37 Range $43.49 - $49.44
Q1 2014
Shares 4,848,200 Value ($000) $280,808 Avg Close $42.22 Range $39.75 - $47.66
Q4 2013
Shares 2,625,000 Value ($000) $140,543 Avg Close $46.46 Range $41.12 - $50.21
Q3 2013
Shares 980,000 Value ($000) $60,554 Avg Close $46.67 Range $44.29 - $48.97