PLUGPlug Power Inc.

$1.69-22% 1Y
Latest close: a new 52-week lowOct 9, 2026what changed →

Who owns PLUG

499 institutions reported holding PLUG for 2026Q2, together 58% of the company, more than the 464 a quarter earlier.

499

Institutions reporting a position · as of 2026Q2 · up from 464 the quarter before

Shares held by institutions
810.4M

Shares held by institutions · 58% of the company · long US equity positions only, as reported on Form 13F

Reported value
$2.19B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
31%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
87
Positions exited
51
Added to
172
Reduced
104
Top 10 holdersof the company
39%
Shares sold shortsettled Sep 15, 2026
287.3M
Short interestof shares outstanding
21%
Days to coverat the average daily volume
6.1
Change in the short positionsince the Aug 31, 2026 count
−1.3%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q2499810.4M$2.19B
2026Q1464753.8M$1.70B
2025Q4453650.7M$1.28B
2025Q3452533.0M$1.25B
2025Q2424429.1M$638M
2025Q1424484.3M$653M
2024Q4453460.6M$984M
2024Q3433425.4M$976M
2024Q2455352.8M$823M
2024Q1464297.6M$1.04B
2023Q4486303.0M$1.36B
2023Q3508336.4M$2.56B
2023Q2527331.9M$3.45B
2023Q1554322.5M$3.77B
2022Q4570324.2M$4.03B
2022Q3565318.9M$6.70B
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.184.0M13%$499M
VANGUARD GROUP INC141.3M10%$383M
STATE STREET CORP38.8M2.8%$105M
GEODE CAPITAL MANAGEMENT LLC36.6M2.6%$99M
UBS Group AG33.1M2.4%$90M
CITADEL ADVISORS LLC24.1M1.7%$65M
TWO SIGMA INVESTMENTS, LP22.6M1.6%$61M
D. E. Shaw & Co., INC.21.9M1.6%$59M
DIMENSIONAL FUND ADVISORS LP19.5M1.4%$53M
Handelsbanken Fonder AB19.0M1.4%$52M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 2026287.3M21%6.1
Aug 31, 2026291.0M21%5.2
Aug 14, 2026290.9M21%4.0
Jul 31, 2026294.0M21%6.0
Jul 15, 2026330.1M24%6.9
Jun 30, 2026340.7M25%6.0
Jun 15, 2026339.6M24%5.8
May 29, 2026347.3M25%4.1
May 15, 2026340.7M25%3.5
Apr 30, 2026343.5M25%4.4
Apr 15, 2026344.6M25%4.8
Mar 31, 2026339.7M24%5.3

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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