PAGP Plains Gp Holdings LP - 8-K

Item 5.07

Submission of Matters to a Vote of Security Holders.

The 2026 annual meeting of Class A, Class B
and Class C shareholders (collectively, the “Shareholders”) of Plains GP Holdings, L.P. (“PAGP” or the “Partnership”)
was held on May 20, 2026. At the annual meeting, the Shareholders considered and voted on the following matters, each of which is
described in greater detail in PAGP’s Proxy Statement dated April 10, 2026 (the “Proxy Statement”): (i) the
election of four Class I directors to serve on the board of directors of PAA GP Holdings LLC until the 2029 annual meeting; (ii) the
ratification of the appointment of PricewaterhouseCoopers LLP as PAGP’s and Plains All American Pipeline, L.P.’s (“PAA”)
independent registered public accounting firm for the fiscal year ending December 31, 2026; and (iii) the approval, on a non-binding
advisory basis, of our 2025 named executive officer compensation.

Out of the 763,943,591 Class A, Class B
and Class C shares entitled to vote on Items 1, 2 and 3, approximately 83.5%, or 638,017,947 shares, were represented in person or
by proxy at the PAGP annual meeting. The voting results for each matter presented at the PAGP annual meeting were as follows:

1.

Class A, Class B and Class C shareholders voted on the election of four Class I directors to serve on the board
of directors of PAA GP Holdings LLC until the 2029 annual meeting as follows:

Percentage of Votes

Nominees

For

Withheld

Cast
FOR

Broker
Non-Votes

1. Willie Chiang

460,938,348

9,698,168

97.9%

167,381,431

2. Ellen DeSanctis

463,251,561

7,384,955

98.4%

167,381,431

3. Alexandra Pruner

461,255,477

9,381,039

98.0%

167,381,431

3. Larry Ziemba

460,487,242

10,194,274

97.8%

167,381,431

2.

Class A, Class B and Class C shareholders voted on the ratification of the appointment of PricewaterhouseCoopers LLP
as PAGP’s and PAA’s independent registered public accounting firm for the fiscal year ending December 31, 2026 as follows:

Percentage of Votes

For

Against

Abstained

Cast FOR

Broker Non-Votes

629,742,215

7,535,341

740,391

98.7%

-0-

3.

Class A, Class B and Class C shareholders voted on the approval, on a non-binding advisory basis, of our 2025 named
executive officer compensation as follows:

Percentage of Votes

For

Against

Abstained

Cast FOR

Broker Non-Votes

302,893,968

165,486,984

2,255,563

64.4%

167,381,432

2