AAP
BLDP

Ardsley Advisory Partners’s Ballard Power Systems BLDP Stock Holding History

Ardsley Advisory Partners’s Portfolio BLDP Stock Details BLDP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-50,000
Closed -$79.5K – 143
2025
Q2 		$79.5K Buy
+50,000
New +$66.9K 0.01% 145
2024
Q4 		– Sell
-400,000
Closed -$720K – 153
2024
Q3 		$720K Buy
+400,000
New +$800K 0.12% 111
2014
Q3 		– Sell
-26,400
Closed -$109K – 194
2014
Q2 		$109K Sell
26,400
-18,200
-41% -$67.7K 0.01% 238
2014
Q1 		$196K Buy
+44,600
New +$144K 0.03% 207

Other funds holding BLDP

Legal & General Group
Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Two Sigma Advisers
Two Sigma Advisers New York $51.4B AUM 31.07% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Canada Life
Canada Life Winnipeg, Manitoba, Canada $62.7B AUM 37.65% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

Ardsley Advisory Partners's BLDP Position: Q3 2025 in Review

Ardsley Advisory Partners sold out of Ballard Power Systems (BLDP) in Q3 2025, closing a stake of 50,000 shares — an estimated $79.5K sold.

Ardsley Advisory Partners first reported a position in BLDP in Q1 2014 and held it in 4 quarters. The position peaked at $720K in Q3 2024. 139 funds tracked by Wall St. Rank hold BLDP as of Q3 2025.

  • Ardsley Advisory Partners reported no remaining Ballard Power Systems position as of Q3 2025 after selling out during the quarter.
  • Ardsley Advisory Partners sold 50,000 Ballard Power Systems shares in Q3 2025, an estimated $79.5K.
  • Ardsley Advisory Partners first reported a position in Ballard Power Systems in Q1 2014 and held it in 4 quarters.
  • Ardsley Advisory Partners's Ballard Power Systems position peaked at $720K in Q3 2024.
  • 139 funds tracked by Wall St. Rank held Ballard Power Systems as of Q3 2025.

Based on Ardsley Advisory Partners's 13F filing for Q3 2025, filed 14 Nov 2025.