#1 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $54.07 to $54.515, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation , or staff of the SEC , upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes (1) and (2) to this Form 4.

#2 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $53.71 to $54.47, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation , or staff of the SEC , upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes (1) and (2) to this Form 4.

#1 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $54.07 to $54.515, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation , or staff of the SEC , upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes (1) and (2) to this Form 4.

#2 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $53.71 to $54.47, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation , or staff of the SEC , upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes (1) and (2) to this Form 4.

#1 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $54.07 to $54.515, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation , or staff of the SEC , upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes (1) and (2) to this Form 4.

#2 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $53.71 to $54.47, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation , or staff of the SEC , upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes (1) and (2) to this Form 4.

#1 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $54.07 to $54.515, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation , or staff of the SEC , upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes (1) and (2) to this Form 4.

#2 The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $53.71 to $54.47, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation , or staff of the SEC , upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes (1) and (2) to this Form 4.