HI
PLUG icon

Harbour Investments’s Plug Power PLUG Stock Holding History

Harbour Investments’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
Q2 		$7.68K Sell
2,836
-470
-14% -$1.48K ﹤0.01% 3491
2026
Q1 		$7.47K Buy
3,306
+1,577
+91% +$3.42K ﹤0.01% 3408
2025
Q4 		$3.41K Sell
1,729
-4,607
-73% -$12K ﹤0.01% 3156
2025
Q3 		$14.8K Buy
6,336
+1,832
+41% +$3.11K ﹤0.01% 2501
2025
Q2 		$6.73K Hold
4,504
– – ﹤0.01% 2748
2025
Q1 		$6.08K Sell
4,504
-100
-2% -$190 ﹤0.01% 2746
2024
Q4 		$9.81K Sell
4,604
-880
-16% -$1.92K ﹤0.01% 2457
2024
Q3 		$12.4K Sell
5,484
-396
-7% -$887 ﹤0.01% 2261
2024
Q2 		$13.7K Buy
5,880
+245
+4% +$702 ﹤0.01% 2136
2024
Q1 		$19.4K Buy
5,635
+4,180
+287% +$15.5K ﹤0.01% 1968
2023
Q4 		$6.55K Sell
1,455
-1,888
-56% -$9.9K ﹤0.01% 2314
2023
Q3 		$25.4K Buy
3,343
+2,229
+200% +$21.8K ﹤0.01% 1643
2023
Q2 		$11.6K Sell
1,114
-29
-3% -$264 ﹤0.01% 1971
2023
Q1 		$13.4K Hold
1,143
– – ﹤0.01% 1898
2022
Q4 		$14.1K Sell
1,143
-285
-20% -$4.54K ﹤0.01% 1813
2022
Q3 		$24K Hold
1,428
– – ﹤0.01% 1565
2022
Q2 		$24K Buy
+1,428
New +$28.3K ﹤0.01% 1565
2021
Q4 		$28K Sell
986
-1,829
-65% -$63.3K ﹤0.01% 1522
2021
Q3 		$72K Buy
2,815
+683
+32% +$18.3K ﹤0.01% 1557
2021
Q2 		$73K Sell
2,132
-182
-8% -$5.28K ﹤0.01% 1574
2021
Q1 		$83K Buy
+2,314
New +$119K ﹤0.01% 1397

Other funds holding PLUG

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Harbour Investments's PLUG Position: Q2 2026 in Review

Harbour Investments reduced its Plug Power (PLUG) stake by 14% in Q2 2026, selling an estimated $1.48K and leaving 2,836 shares worth $7.68K. The position accounts for ﹤0.01% of the portfolio, ranked #3491.

Harbour Investments first reported a position in PLUG in Q1 2021 and has held it in 21 quarters since. The position peaked at $83K in Q1 2021. 507 funds tracked by Wall St. Rank hold PLUG as of Q2 2026.

  • Harbour Investments held 2,836 shares of Plug Power worth $7.68K as of Q2 2026.
  • Harbour Investments sold 470 Plug Power shares in Q2 2026, an estimated $1.48K.
  • Plug Power made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #3491 holding.
  • Harbour Investments first reported a position in Plug Power in Q1 2021 and has held it in 21 quarters since.
  • Harbour Investments's Plug Power position peaked at $83K in Q1 2021.
  • 507 funds tracked by Wall St. Rank held Plug Power as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.