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Harbour Investments’s ESS Tech GWH Stock Holding History

Harbour Investments’s Portfolio GWH Stock Details GWH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$231 Buy
243
+94
+63% +$94 ﹤0.01% 4524
2026
Q1 		$175 Buy
+149
New +$230 ﹤0.01% 4455
2023
Q3 		– Sell
-50
Closed -$1.1K – 3043
2023
Q2 		$1.1K Hold
50
– – ﹤0.01% 2679
2023
Q1 		$1.04K Hold
50
– – ﹤0.01% 2683
2022
Q4 		$1.82K Buy
+50
New +$2.56K ﹤0.01% 2539

Other funds holding GWH

SoftBank Group
SoftBank Group Tokyo, Japan $18.2B AUM 177.65% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
ACM
Arosa Capital Management Miami Beach, Florida $561M AUM 283.23% 1-Year Est. Return
HCM
Heights Capital Management San Francisco, California $433M AUM 8.59% 1-Year Est. Return
SC
Shay Capital New York $1.56B AUM 46.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Harbour Investments's GWH Position: Q2 2026 in Review

Harbour Investments increased its ESS Tech (GWH) stake by 63% in Q2 2026, buying an estimated $94 and bringing the position to 243 shares worth $231. The position accounts for ﹤0.01% of the portfolio, ranked #4524.

Harbour Investments first reported a position in GWH in Q4 2022 and has held it in 5 quarters since. The position peaked at $1.82K in Q4 2022. 47 funds tracked by Wall St. Rank hold GWH as of Q2 2026.

  • Harbour Investments held 243 shares of ESS Tech worth $231 as of Q2 2026.
  • Harbour Investments bought 94 ESS Tech shares in Q2 2026, an estimated $94.
  • ESS Tech made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #4524 holding.
  • Harbour Investments first reported a position in ESS Tech in Q4 2022 and has held it in 5 quarters since.
  • Harbour Investments's ESS Tech position peaked at $1.82K in Q4 2022.
  • 47 funds tracked by Wall St. Rank held ESS Tech as of Q2 2026.

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