Explanation of Responses:
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(
1)
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Balance reflects the most current data available with regard to share holdings in the Company's 401(k) Retirement Savings Plan.
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(
2)
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Shares of common stock will be issued to the reporting person in five equal annual installments beginning on February 22, 2017, the first anniversary of the date of grant.
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(
3)
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This amount represents the unvested portion of DSUs awarded on February 22, 2016, which will continue to vest in five remaining installments on the anniversary of the date of grant
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(
4)
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Each DSU represents the Company's commitment to issue one share of Boston Scientific common stock.
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5)
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Shares of common stock will be issued to the reporting person in five equal annual installments beginning on February 23, 2016, the first anniversary of the date of grant.
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(
6)
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This amount represents the unvested portion of DSUs awarded on February 23, 2015, which will continue to vest in four remaining installment on the anniversary of the date of grant.
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(
7)
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Shares of common stock will be issued to the reporting person in five equal annual installments beginning on February 24, 2015, the first anniversary of the date of grant.
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(
8)
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This amount represents the unvested portion of DSUs awarded on February 24, 2014, which will continue to vest in three remaining installment on the anniversary of the date of grant.
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(
9)
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Shares of common stock will be issued to the reporting person in five equal annual installments beginning on February 27, 2013, the first anniversary of the date of grant
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(
10)
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This amount represents the unvested portion of DSUs awarded on February 27, 2012, which will continue to vest in one remaining installment on the anniversary of the date of grant.
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(
11)
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Shares of common stock will be issued to the reporting person in five equal annual installments beginning on February 28, 2014, the first anniversary of the date of grant.
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(
12)
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This amount represents the unvested portion of DSUs awarded on February 28, 2013, which will continue to vest in two remaining installments on the anniversary of the date of grant.
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(
13)
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Shares of common stock will be issued to the reporting person in five equal annual installments beginning on June 1, 2017, the first anniversary of the date of grant.
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(
14)
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This amount represents the unvested portion of DSUs awarded on June 1, 2016, which will continue to vest in five remaining installment on the anniversary of the date of grant.
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15)
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Grant to the reporting person of an option to purchase 19,099 shares of common stock vesting in four equal annual installments beginning on February 28, 2012, the first anniversary of the date of grant
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16)
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Grant to the reporting person of an option to purchase 17,500 shares of common stock vesting in four equal annual installments beginning on February 24, 2015, the first anniversary of the date of grant.
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(
17)
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Grant to the reporting person of an option to purchase 16,233 shares of common stock vesting in four equal annual installments beginning on February 23, 2016, the first anniversary of the date of grant.
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(
18)
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Grant to the reporting person of an option to purchase 16,143 shares of common stock vesting in four equal annual installments beginning on February 22, 2017, the first anniversary of the date of grant.
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(
19)
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Grant to the reporting person of an option to purchase 25,412 shares of common stock vesting in four equal annual installments beginning on June 1, 2017, the first anniversary of the date of grant.
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