X0306 4 2017-03-08 0 0001583744 Arc Logistics Partners LP ARCX 0001598493 Schnitzer Steven C. 725 FIFTH AVENUE, 19TH FLOOR NEW YORK NY 10022 0 1 0 0 See Remarks Common units representing limited partner interests 2017-03-08 4 A 0 10000 0.00 A 31485 D Common units representing limited partner interests 2017-03-08 4 A 0 3290 0.00 A 34775 D Common units representing limited partner interests 2017-03-08 4 F 0 1295 14.37 D 33480 D Common units representing limited partner interests 2017-03-09 4 F 0 1352 14.14 D 32128 D Common units representing limited partner interests 2017-03-10 4 F 0 312 13.86 D 31816 D Includes an adjustment of 319 common units that were withheld for tax withholding purposes on account of the partial vesting of common units attributable to a previously reported award of 2,095 phantom units. Represents the issuance of common units upon settlement of phantom units that were awarded under the Arc Logistics Amended and Restated Long Term Incentive Plan. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of the Issuer's common units on March 8, 2017. Represents the disposition for tax withholding purposes on account of the partial vesting of common units attributable to a previously reported award of 10,000 phantom units. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of the Issuer's common units on March 9, 2017. Represents the disposition for tax withholding purposes on account of the partial vesting of common units attributable to a previously reported award of 2,095 phantom units. For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of the Issuer's common units on March 10, 2017. Senior Vice President, General Counsel and Secretary /s/ Stephen J. Pilatzke, Attorney-in-Fact for Steven C. Schnitzer 2017-03-10