$PAGP

$28.87 +$0.27 (0.93%) Close

$PAGP Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 197.9M shares outstanding

Who owns PAGP?

By type of holder

Institutions 75.6% Insiders 0.0% Everyone else 24.4%

Concentration Top 10 holders own 33.9%

Tortoise Capital Advisors, L.L.C. 5.6% · Massachusetts Financial Services Co /ma/ 4.5%

Institutional ownership

75.6%

-0.5 pts vs last qtr

Institutional holders

334

+1 vs last qtr

Net shares bought

−1.0M

by institutions in Q2 2026

New / sold out

34 / 33

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

D. E. Shaw & Co., Inc. +1.4M
Pathstone Holdings, LLC +1.2M

Biggest sellers in Q2 2026

Artemis Investment Management LLP −1.4M
Tortoise Capital Advisors, L.L.C. −682.3K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Plains GP Holdings LP in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2013–FY2014

+392.4%

+392.42% a year

Each share's claim on the business

−79.7%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $215M

over 2 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years70% 3–5 years9% 1–3 years17% Under 1 year3%

Quarterly turnover

6.1%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting PAGP on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
TC Tortoise Capital Advisors, L.L.C.	11.1M	5.62%	−682.3K (−5.8%)	≤2021	2.7%
Shares held by quarter Peak holding12.5M (Q4'24) Change over 8 quarters−468.4K Share of the company5.620% Tortoise Capital Advisors, L.L.C.'s full portfolio →
MF Massachusetts Financial Services Co /ma/	8.9M	4.51%	−135.3K (−1.5%)	≤2021	0.1%
Shares held by quarter Peak holding10.1M (Q2'25) Change over 8 quarters−1.1M Share of the company4.510% Massachusetts Financial Services Co /ma/'s full portfolio →

Tortoise Capital Advisors, L.L.C.

11.1M

% of company

5.62%

Change vs last qtr

−682.3K (−5.8%)

Held since

≤2021

Massachusetts Financial Services Co /ma/

8.9M

% of company

4.51%

Change vs last qtr

−135.3K (−1.5%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Plains GP Holdings LP, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting PAGP on Form N-PORT; together they hold 32.8% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
TE Tortoise Energy Infrastructure Total Return Fund Tortoise Capital Series Trust	$181M	8.0M	4.05%	4.73%	February 28, 2026
FT First Trust North American Energy Infrastructure Fund First Trust Exchange-Traded Fund IV	$175M	6.6M	3.36%	4.24%	July 31, 2026

Tortoise Energy Infrastructure Total Return Fund

Tortoise Capital Series Trust

Position value

$181M

% of company

4.05%

% of the fund

4.73%

As of

February 28, 2026

First Trust North American Energy Infrastructure Fund

First Trust Exchange-Traded Fund IV

Position value

$175M

% of company

3.36%

% of the fund

4.24%

As of

July 31, 2026

23 more funds behind a free account

See every fund holding Plains GP Holdings LP and how much of the fund the position is.

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