Ballard Power Systems
BLDP
168 hedge funds and large institutions have $406M invested in Ballard Power Systems in 2026 Q2 according to their latest regulatory filings, with 41 funds opening new positions, 56 increasing their positions, 41 reducing their positions, and 20 closing their positions.
638% more call options, than puts
Call options by funds: $19.1M | Put options by funds: $2.59M
105% more first-time investments, than exits
New positions opened: 41 | Existing positions closed: 20
87% more capital invested
Capital invested by funds: $217M → $406M (+$189M)
37% more repeat investments, than reductions
Existing positions increased: 56 | Existing positions reduced: 41
12% more funds holding
Funds holding: 150 → 168 (+18)
4.77% more ownership
Funds ownership: 29.81% → 34.58% (+4.8%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Acadian Asset Management
Boston,
Massachusetts
|
+$18.3M |
| 2 |
Renaissance Technologies
New York
|
+$15.4M |
| 3 |
Jane Street
New York
|
+$8.61M |
| 4 |
HIM
Hillsdale Investment Management
Toronto,
Ontario, Canada
|
+$6.9M |
| 5 |
D.E. Shaw & Co
New York
|
+$6.2M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
-$11.9M |
| 2 |
BNP Paribas Financial Markets
Paris,
France
|
-$7.84M |
| 3 |
Two Sigma Investments
New York
|
-$6.17M |
| 4 |
Invesco
Atlanta,
Georgia
|
-$5.2M |
| 5 |
VanEck Associates
New York
|
-$3.27M |
BLDP Hedge Fund Activity: Q2 2026 in Review
168 of the 8,305 institutional investors tracked by Wall St. Rank reported a position in Ballard Power Systems (BLDP) for Q2 2026, worth a combined $406M — up 87% from $217M a quarter earlier.
Buyers outnumbered sellers: 41 funds opened new BLDP positions and 20 closed out — a net gain of 21 holders — while 56 added to existing stakes and 41 trimmed.
The largest buyer was Acadian Asset Management, opening a new position worth an estimated $18.3M. The largest seller was UBS Group, cutting an estimated $11.9M.
- 168 institutional investors held Ballard Power Systems (BLDP) as of Q2 2026, up from 150 in Q1 2026.
- Funds reported $406M of Ballard Power Systems stock for Q2 2026, up 87% quarter-over-quarter.
- 41 funds opened new Ballard Power Systems positions in Q2 2026 and 20 closed out, a net change of +21 holders.
- The largest Ballard Power Systems buyer in Q2 2026 was Acadian Asset Management, an estimated $18.3M added.
- The largest Ballard Power Systems seller in Q2 2026 was UBS Group, an estimated $11.9M sold.
Based on aggregated 13F filings for Q2 2026.