Plug Power PLUG Institutional Ownership

NASDAQ PLUG

$2.17 -0.09 (-3.97%)

As of: Sep 9, 2026 · 3:59 PM EDT

Institutions by Trading Activity

508 Institutions

Increased 276 54.3%

Unchanged 126 24.8%

Reduced 106 20.9%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

59.39%

▲+5.03 pp QoQ

Shares Held by Institutions

826.29Mn

of 1.39Bn outstanding

▲+11.77% QoQ

Shares Outstanding

1.39Bn

564.93Mn held outside 13F filers

Institutional Investors

508

filed 13F for Jun 2026

▲+36 vs prior quarter

Net Shares Added (QoQ)

+87.04Mn

accumulated since last quarter

Value of Holdings

$1.79Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Plug Power Inc (NASDAQ:PLUG) has 508 institutional investors that have filed 13F reports for the period ending June 2026.

They owned 59.4% of outstanding stock in June 2026, up from 54.4% the prior quarter.
Their total shares held in PLUG increased 11.77% from the prior quarter, while the number of investors in Plug Power increased 20.09% year over year.
Of these 508 funds, 276 grew their exposure to Plug Power, 106 cut back, and 126 maintained positions.
The aggregate institutional position in Plug Power amounted to 826.29Mn shares as of June 2026, up by 87.04Mn shares quarter on quarter, and up 395.68Mn shares year over year.
BlackRock, Inc. is the top holder of Plug Power as of June 30, 2026, with 184.03Mn shares representing 13.23% of outstanding stock.
The largest buyers of Plug Power for the quarter ending June 2026 were BlackRock, Inc. (31.94Mn), CITADEL ADVISORS LLC (23.29Mn), Handelsbanken Fonder AB (15.54Mn), Sixth Street Partners Management Company, L.P. (11.59Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (6.57Mn).
The largest sales of PLUG for the quarter ending June 2026 came from D. E. Shaw & Co., Inc. (27.02Mn), RENAISSANCE TECHNOLOGIES LLC (15.96Mn), UBS Group AG (8.47Mn), TWO SIGMA INVESTMENTS, LP (4.79Mn), AMERICAN CENTURY COMPANIES INC (2.99Mn).
Per Business Quant, the top 10 investors in PLUG for the quarter ending June 2026 include BlackRock, Inc. (184.03Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (66.18Mn), VANGUARD CAPITAL MANAGEMENT LLC (62.94Mn), State Street Corp (38.76Mn), GEODE CAPITAL MANAGEMENT, LLC (36.56Mn), UBS Group AG (33.13Mn), CITADEL ADVISORS LLC (24.15Mn), TWO SIGMA INVESTMENTS, LP (22.61Mn), D. E. Shaw & Co., Inc. (21.94Mn), DIMENSIONAL FUND ADVISORS LP (19.5Mn).

Form 13F Holdings

508 Institutional Holders

Report period 30 Jun, 2026

Total shares held 826.29Mn

Of outstanding 59.39%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	184,032,469	13.23%	▲31,939,194	+21.00%	$498.73Mn
2	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	66,175,149	4.76%	▲6,571,343	+11.03%	$179.33Mn
3	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	62,937,084	4.52%	▲386,646	+0.62%	$170.56Mn
4	State Street Corp	0000093751	38,763,529	2.79%	▲2,214,427	+6.06%	$105.05Mn
5	GEODE CAPITAL MANAGEMENT, LLC	0001214717	36,557,253	2.63%	▲1,848,436	+5.33%	$99.09Mn
6	UBS Group AG	0001610520	33,127,276	2.38%	▼8,466,203	-20.35%	$89.77Mn
7	CITADEL ADVISORS LLC	0001423053	24,149,952	1.74%	▲23,291,268	+2,712.44%	$65.45Mn
8	TWO SIGMA INVESTMENTS, LP	0001179392	22,610,124	1.63%	▼4,785,812	-17.47%	$61.27Mn
9	D. E. Shaw & Co., Inc.	0001009207	21,943,120	1.58%	▼27,015,380	-55.18%	$59.47Mn
10	DIMENSIONAL FUND ADVISORS LP	0000354204	19,502,331	1.40%	▲1,367,418	+7.54%	$52.84Mn
11	Handelsbanken Fonder AB	0001398318	19,014,270	1.37%	▲15,537,320	+446.87%	$51.53K
12	MILLENNIUM MANAGEMENT LLC	0001273087	13,703,609	0.99%	▲3,474,835	+33.97%	$37.14Mn
13	Northern Trust Corp	0000073124	12,754,552	0.92%	▲1,066,713	+9.13%	$34.56Mn
14	Goldman Sachs Group Inc	0000886982	12,387,564	0.89%	▲3,220,357	+35.13%	$33.57Mn
15	RENAISSANCE TECHNOLOGIES LLC	0001037389	11,779,800	0.85%	▼15,958,700	-57.53%	$31.92Mn
16	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	0001705339	11,681,867	0.84%	▲2,790,466	+31.38%	$31.53Mn
17	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	11,588,495	0.83%	▲294,748	+2.61%	$31.40Mn
17	Sixth Street Partners Management Company, L.P.	0001812095	11,588,495	0.83%	▲11,588,495	0.00%	$31.40Mn
18	Barclays Plc	0000312069	10,940,208	0.79%	▲2,225,248	+25.53%	$29.65Mn
19	VANGUARD FIDUCIARY TRUST CO	0000933478	9,962,553	0.72%	▲997,191	+11.12%	$27.00Mn

Showing 1 to 20 of 508 holders