Cobblestone Asset Management’s Plug Power PLUG Stock Holding History

Cobblestone Asset Management’s Portfolio PLUG Stock Details PLUG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$239K	Sell	123,140 -2,900	-2%	-$6.3K	0.1%	70
2026 Q2	$342K	Buy	126,040 +4,760	+4%	+$15K	0.14%	59
2026 Q1	$274K	Buy	121,280 +1,801	+2%	+$3.91K	0.12%	62
2025 Q4	$235K	Buy	119,479 +4,009	+3%	+$10.5K	0.11%	65
2025 Q3	$269K	Buy	115,470 +19,970	+21%	+$33.9K	0.12%	65
2025 Q2	$142K	Buy	95,500 +4,000	+4%	+$3.99K	0.07%	66
2025 Q1	$124K	Buy	+91,500	New	+$174K	0.07%	58

Other funds holding PLUG

Vontobel Holding Zurich, Switzerland $27.7B AUM 21.75% 1-Year Est. Return

BIP

Bouvel Investment Partners Phoenixville, Pennsylvania $433M AUM 51.2% 1-Year Est. Return

Kieckhefer Group Mequon, Wisconsin $252M AUM 40.97% 1-Year Est. Return

Generali Investments CEE Prague, Czech Republic $2.11B AUM 18.35% 1-Year Est. Return

CPC

Congress Park Capital Saratoga Springs, New York $381M AUM 20.14% 1-Year Est. Return

MinichMacGregor Wealth Management Saratoga Springs, New York $620M AUM 32.35% 1-Year Est. Return

BAM

Byrne Asset Management Kingston, New Jersey $179M AUM 29.67% 1-Year Est. Return

CX Institutional Auburn, Indiana $3.69B AUM 15.82% 1-Year Est. Return

Y-Intercept (HK) Hong Kong $4.52B AUM 6.6% 1-Year Est. Return

Wealth Enhancement Advisory Services Plymouth, Minnesota $67.3B AUM 21.9% 1-Year Est. Return

Cobblestone Asset Management's PLUG Position: Q3 2026 in Review

Cobblestone Asset Management reduced its Plug Power (PLUG) stake by 2.3% in Q3 2026, selling an estimated $6.3K and leaving 123,140 shares worth $239K. The position accounts for 0.1% of the portfolio, ranked #70.

Cobblestone Asset Management first reported a position in PLUG in Q1 2025 and has held it in 7 quarters since. The position peaked at $342K in Q2 2026. 57 funds tracked by Wall St. Rank hold PLUG as of Q3 2026.

Cobblestone Asset Management held 123,140 shares of Plug Power worth $239K as of Q3 2026.
Cobblestone Asset Management sold 2,900 Plug Power shares in Q3 2026, an estimated $6.3K.
Plug Power made up 0.1% of Cobblestone Asset Management's portfolio in Q3 2026, its #70 holding.
Cobblestone Asset Management first reported a position in Plug Power in Q1 2025 and has held it in 7 quarters since.
Cobblestone Asset Management's Plug Power position peaked at $342K in Q2 2026.
57 funds tracked by Wall St. Rank held Plug Power as of Q3 2026.

Based on Cobblestone Asset Management's 13F filing for Q3 2026, filed 13 Oct 2026.