Citadel Advisors
CMDB

Citadel Advisors’s Costamare Bulkers Holdings CMDB Stock Holding History

Citadel Advisors’s Portfolio CMDB Stock Details CMDB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$900K Sell
58,156
-1,147
-2% -$19.3K ﹤0.01% 7906
2025
Q4 		$914K Sell
59,303
-19,973
-25% -$289K ﹤0.01% 7594
2025
Q3 		$1.14M Buy
+79,276
New +$813K ﹤0.01% 7248

Other funds holding CMDB

Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
OIM
Oceanic Investment Management Douglas, Isle Of Man $118M AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return
Walleye Capital
Walleye Capital New York $24B AUM 37.67% 1-Year Est. Return

Citadel Advisors's CMDB Position: Q1 2026 in Review

Citadel Advisors reduced its Costamare Bulkers Holdings (CMDB) stake by 1.9% in Q1 2026, selling an estimated $19.3K and leaving 58,156 shares worth $900K. The position accounts for ﹤0.01% of the portfolio, ranked #7906.

Citadel Advisors first reported a position in CMDB in Q3 2025 and has held it in 3 quarters since. The position peaked at $1.14M in Q3 2025. 97 funds tracked by Wall St. Rank hold CMDB as of Q1 2026.

  • Citadel Advisors held 58,156 shares of Costamare Bulkers Holdings worth $900K as of Q1 2026.
  • Citadel Advisors sold 1,147 Costamare Bulkers Holdings shares in Q1 2026, an estimated $19.3K.
  • Costamare Bulkers Holdings made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #7906 holding.
  • Citadel Advisors first reported a position in Costamare Bulkers Holdings in Q3 2025 and has held it in 3 quarters since.
  • Citadel Advisors's Costamare Bulkers Holdings position peaked at $1.14M in Q3 2025.
  • 97 funds tracked by Wall St. Rank held Costamare Bulkers Holdings as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.