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Plug Power
PLUG

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
TI
126
Tidal Investments
Wisconsin
$508K +$262K +83,314 +80%
OBAM
127
ODDO BHF Asset Management
France
$501K -$280K -88,996 -32%
JSSH
128
J. Safra Sarasin Holding
$490K +$568K +180,693 New
State of Wisconsin Investment Board
129
State of Wisconsin Investment Board
Wisconsin
$487K +$157K +50,067 +39%
HPG
130
Harvest Portfolios Group
Ontario, Canada
$484K +$5.01K +1,595 +0.9%
CIAM
131
Caitong International Asset Management
Hong Kong
$465K -$377K -119,935 -41%
TSS
132
Two Sigma Securities
New York
$456K -$571K -181,903 -52%
SA
133
Sanctuary Advisors
Indiana
$452K +$3.16K +1,005 +0.6%
EH
134
Equitable Holdings
New York
$435K +$33.9K +10,787 +7%
State Board of Administration of Florida Retirement System
135
State Board of Administration of Florida Retirement System
Florida
$431K – – –
PAG
136
Private Advisor Group
New Jersey
$427K +$248K +78,913 +100%
VA
137
Vident Advisory
Georgia
$424K -$8.87K -2,823 -2%
Victory Capital Management
138
Victory Capital Management
Texas
$417K +$5.3K +1,688 +1%
Jones Financial Companies
139
Jones Financial Companies
Missouri
$416K +$26.6K +8,467 +5%
CF
140
Cantor Fitzgerald
New York
$400K +$464K +147,700 New
Jennison Associates
141
Jennison Associates
New York
$392K +$455K +144,820 New
LTM
142
Lotus Technology Management
Florida
$375K – – –
BA
143
Bridgewater Associates
Connecticut
$373K +$433K +137,762 New
SA
144
Sovran Advisors
California
$371K -$3.4K -1,081 -0.6%
X
145
Xponance
Pennsylvania
$366K +$49.4K +15,718 +13%
Raymond James Financial
146
Raymond James Financial
Florida
$365K +$87.6K +27,899 +26%
GIC
147
Generali Investments CEE
Czech Republic
$354K – – –
GCP
148
GSA Capital Partners
United Kingdom
$350K -$138K -44,062 -25%
CAM
149
Cobblestone Asset Management
Virginia
$342K +$15K +4,760 +4%
AIP
150
Ameritas Investment Partners
Nebraska
$337K +$49.7K +15,830 +15%
4 5
6
7 8

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.