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Plug Power
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503 hedge funds and large institutions have $2.2B invested in Plug Power in 2026 Q2 according to their latest regulatory filings, with 87 funds opening new positions, 184 increasing their positions, 103 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed

132% more call options, than puts

Call options by funds: $81M | Put options by funds: $34.8M

98% more first-time investments, than exits

New positions opened: 87 | Existing positions closed: 44

79% more repeat investments, than reductions

Existing positions increased: 184 | Existing positions reduced: 103

29% more capital invested

Capital invested by funds: $1.7B → $2.2B (+$496M)

7% more funds holding

Funds holding: 469 → 503 (+34)

4.15% more ownership

Funds ownership: 54.1% → 58.25% (+4.1%)

Holders
503
Holders Change
+34
Holders Change %
+7.25%
% of All Funds
6.08%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
87
Increased
184
Reduced
103
Closed
44
Calls
$81M
Puts
$34.8M
Net Calls
+$46.1M
Net Calls Change
-$6.8M

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$100M
2
Citadel Advisors
Citadel Advisors
Florida
+$73.2M
3
Handelsbanken Fonder
Handelsbanken Fonder
Sweden
+$48.8M
4
Vanguard Portfolio Management
Vanguard Portfolio Management
Pennsylvania
+$20.6M
5
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$17.2M

Top Sellers

Rank Fund Capital Flow
1
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$84.9M
2
Renaissance Technologies
Renaissance Technologies
New York
-$50.1M
3
HF
HRT Financial
New York
-$26.8M
4
UBS Group
UBS Group
Switzerland
-$26.6M
5
Two Sigma Investments
Two Sigma Investments
New York
-$15M
Name Holding Trade Value Shares
Change 		Change in
Stake
MG
76
Marex Group
$1.83M -$2.25M -716,630 -52%
Mercer Global Advisors
77
Mercer Global Advisors
Colorado
$1.75M -$12.2K -3,899 -0.6%
HSBC Holdings
78
HSBC Holdings
United Kingdom
$1.73M +$639K +203,416 +47%
BFM
79
Boothbay Fund Management
New York
$1.73M +$2M +637,888 New
Vanguard Global Advisers
80
Vanguard Global Advisers
Pennsylvania
$1.63M +$104K +33,204 +6%
BBVA
81
Banco Bilbao Vizcaya Argentaria
Spain
$1.6M +$294K +93,442 +19%
Creative Planning
82
Creative Planning
Kansas
$1.58M +$425K +135,162 +30%
Canada Pension Plan Investment Board
83
Canada Pension Plan Investment Board
Ontario, Canada
$1.43M +$1.38M +440,800 +500%
BIP
84
Bouvel Investment Partners
Pennsylvania
$1.4M +$471K +149,779 +41%
Squarepoint
85
Squarepoint
New York
$1.37M +$1.59M +506,826 New
KG
86
Kieckhefer Group
Wisconsin
$1.35M – – –
DPIM
87
Duff & Phelps Investment Management
Illinois
$1.35M +$161K +51,336 +11%
KBC Group
88
KBC Group
Belgium
$1.29M – – –
New York State Common Retirement Fund
89
New York State Common Retirement Fund
New York
$1.29M +$182K +57,900 +14%
AG
90
Algert Global
California
$1.27M -$1.75M -556,080 -54%
Cetera Investment Advisers
91
Cetera Investment Advisers
Illinois
$1.23M +$576K +183,365 +67%
State of New Jersey Common Pension Fund D
92
State of New Jersey Common Pension Fund D
New Jersey
$1.15M +$1.33M +424,821 New
PFSRSONJ
93
Police & Firemen's Retirement System of New Jersey
New Jersey
$1.09M +$151K +48,183 +14%
1CM
94
1492 Capital Management
Wisconsin
$1.08M -$18.6K -5,914 -1%
Cerity Partners
95
Cerity Partners
New York
$1.08M -$53K -16,866 -4%
ASRS
96
Arizona State Retirement System
Arizona
$990K +$7.11K +2,264 +0.6%
PI
97
PFG Investments
New York
$989K +$320K +101,836 +39%
FAMI
98
Fideuram Asset Management (Ireland)
$988K +$942K +300,000 New
LSA
99
Leonteq Securities AG
Switzerland
$929K +$521K +165,913 +94%
Ameriprise
100
Ameriprise
Minnesota
$925K +$460K +146,518 +75%
2 3
4
5 6

PLUG Hedge Fund Activity: Q2 2026 in Review

503 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in Plug Power (PLUG) for Q2 2026, worth a combined $2.2B — up 29% from $1.7B a quarter earlier.

Buyers outnumbered sellers: 87 funds opened new PLUG positions and 44 closed out — a net gain of 43 holders — while 184 added to existing stakes and 103 trimmed.

The largest buyer was BlackRock, adding an estimated $100M. The largest seller was D.E. Shaw & Co, cutting an estimated $84.9M.

  • 503 institutional investors held Plug Power (PLUG) as of Q2 2026, up from 469 in Q1 2026.
  • Funds reported $2.2B of Plug Power stock for Q2 2026, up 29% quarter-over-quarter.
  • 87 funds opened new Plug Power positions in Q2 2026 and 44 closed out, a net change of +43 holders.
  • The largest Plug Power buyer in Q2 2026 was BlackRock, an estimated $100M added.
  • The largest Plug Power seller in Q2 2026 was D.E. Shaw & Co, an estimated $84.9M sold.

Based on aggregated 13F filings for Q2 2026.