BlackRock
ECO

BlackRock’s Okeanis Eco Tankers ECO Stock Holding History

BlackRock’s Portfolio ECO Stock Details ECO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$13.5M Buy
266,552
+61,225
+30% +$2.69M ﹤0.01% 3313
2025
Q4 		$6.95M Buy
205,327
+204,402
+22,098% +$6.93M ﹤0.01% 3689
2025
Q3 		$27.1K Buy
+925
New +$24.1K ﹤0.01% 5096

Other funds holding ECO

QF
QVT Financial New York $1.37B AUM 148.1% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return
PCM
Portolan Capital Management Boston, Massachusetts $1.88B AUM 115.74% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $3.34B AUM 167.64% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
VAS
VR Advisory Services Camana Bay, Grand Cayman, Cayman Islands $845M AUM 22.79% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

BlackRock's ECO Position: Q1 2026 in Review

BlackRock increased its Okeanis Eco Tankers (ECO) stake by 30% in Q1 2026, buying an estimated $2.69M and bringing the position to 266,552 shares worth $13.5M. The position accounts for ﹤0.01% of the portfolio, ranked #3313.

BlackRock first reported a position in ECO in Q3 2025 and has held it in 3 quarters since. 93 funds tracked by Wall St. Rank hold ECO as of Q1 2026.

  • BlackRock held 266,552 shares of Okeanis Eco Tankers worth $13.5M as of Q1 2026.
  • BlackRock bought 61,225 Okeanis Eco Tankers shares in Q1 2026, an estimated $2.69M.
  • Okeanis Eco Tankers made up ﹤0.01% of BlackRock's portfolio in Q1 2026, its #3313 holding.
  • BlackRock first reported a position in Okeanis Eco Tankers in Q3 2025 and has held it in 3 quarters since.
  • 93 funds tracked by Wall St. Rank held Okeanis Eco Tankers as of Q1 2026.

Based on BlackRock's 13F filing for Q1 2026, filed 13 May 2026.