BLACKLINE, INC. — Director's Dealing 2019

Dec 6, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BLACKLINE, INC. (BL)
CIK: 0001666134
Period of Report: 2019-12-03

Reporting Person: Griffith William J.G. (Director, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-12-03	Common Stock	S	9209	—	Disposed	653848	Indirect
2019-12-03	Common Stock	S	2311	—	Disposed	164103	Indirect
2019-12-04	Common Stock	S	8393	—	Disposed	645455	Indirect
2019-12-04	Common Stock	S	2107	—	Disposed	161996	Indirect
2019-12-05	Common Stock	S	1039	—	Disposed	644416	Indirect
2019-12-05	Common Stock	S	261	—	Disposed	161735	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1068472	Indirect
Common Stock	225149	Direct

Footnotes

F1: These shares were sold in multiple transactions at prices ranging from $52.00 - $52.05, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2: These shares were sold in multiple transactions at prices ranging from $52.00 - $52.41, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3: These shares were sold in multiple transactions at prices ranging from $52.03 - $52.21, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F4: ICONIQ Strategic Partners, L.P. ("ICONIQ") is the direct owner of these securities.

F5: ICONIQ Strategic Partners-B, L.P. ("ICONIQ B") is the direct owner of these securities.

F6: Iconiq Strategic Partners GP, L.P. ("ICONIQ GP") is the sole general partner of each of ICONIQ and ICONIQ B. ICONIQ Strategic Partners TT GP, Ltd. (the "ICONIQ Parent GP") is the sole general partner of ICONIQ GP. The Reporting Person is an equity holder and director of ICONIQ Parent GP.

F7: The Reporting Person disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

F8: This number represents shares held by ICONIQ (644,416), ICONIQ B (161,735),ICONIQ Strategic Partners Co-Invest, L.P., BL Series (229,245), and ICONIQ Strategic Partners Co-Invest, L.P., BL2 Series (33,076), respectively. The Reporting Person disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Exchange Act, except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

F9: These shares are directly held by the Reporting Person through a family trust that he controls.