X0306 4 2017-03-08 0 0001583744 Arc Logistics Partners LP ARCX 0001588768 Pilatzke Stephen J. 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 5000 0.00 A 20021 D Common units representing limited partner interests 2017-03-09 4 F 0 705 14.14 D 19316 D Common units representing limited partner interests 2017-03-10 4 F 0 222 13.86 D 19094 D Includes an adjustment of 217 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 1,572 phantom units. Represents the disposition for tax withholding purposes on account of the partial vesting of common units attributable to a previously reported award of 5,000 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 1,572 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. Vice President, Chief Accounting Officer /s/ Stephen J. Pilatzke 2017-03-10