Jane Street
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Jane Street’s Costamare CMRE Stock Holding History

Jane Street’s Portfolio CMRE Stock Details CMRE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$404K Buy
+23,900
New +$397K ﹤0.01% 8539
2025
Q4 		– Sell
-16,100
Closed -$192K – 11256
2025
Q3 		$192K Buy
+16,100
New +$176K ﹤0.01% 9714
2024
Q4 		– Sell
-12,600
Closed -$198K – 9518
2024
Q3 		$198K Sell
12,600
-2,900
-19% -$41.8K ﹤0.01% 8654
2024
Q2 		$255K Sell
15,500
-238,200
-94% -$3.25M ﹤0.01% 8042
2024
Q1 		$2.88M Buy
253,700
+117,400
+86% +$1.3M ﹤0.01% 3471
2023
Q4 		$1.42M Buy
136,300
+114,900
+537% +$1.1M ﹤0.01% 4919
2023
Q3 		$206K Sell
21,400
-4,400
-17% -$44.8K ﹤0.01% 7584
2023
Q2 		$249K Sell
25,800
-13,200
-34% -$118K ﹤0.01% 7391
2023
Q1 		$367K Sell
39,000
-7,000
-15% -$69K ﹤0.01% 6851
2022
Q4 		$427K Sell
46,000
-264,200
-85% -$2.48M ﹤0.01% 6414
2022
Q3 		$2.78M Buy
310,200
+237,600
+327% +$2.62M ﹤0.01% 3593
2022
Q2 		$878K Sell
72,600
-34,300
-32% -$477K ﹤0.01% 5731
2022
Q1 		$1.82M Buy
106,900
+52,000
+95% +$742K ﹤0.01% 4926
2021
Q4 		$694K Buy
+54,900
New +$718K ﹤0.01% 6646

Other funds holding CMRE

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
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
BCM
Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 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
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Jane Street's CMRE Position: Q1 2026 in Review

Jane Street opened a new position in Costamare (CMRE) in Q1 2026: 93,957 shares worth $1.59M. The stake represents ﹤0.01% of the portfolio and ranks #5526 among its holdings. This is a return to the name: Jane Street previously reported a position in CMRE as recently as Q3 2025.

Jane Street first reported a position in CMRE in Q2 2013 and has held it in 29 quarters since. The position peaked at $2.79M in Q2 2024. 189 funds tracked by Wall St. Rank hold CMRE as of Q1 2026.

  • Jane Street held 93,957 shares of Costamare worth $1.59M as of Q1 2026.
  • Costamare was a new Jane Street position in Q1 2026.
  • Costamare made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #5526 holding.
  • Jane Street first reported a position in Costamare in Q2 2013 and has held it in 29 quarters since.
  • Jane Street's Costamare position peaked at $2.79M in Q2 2024.
  • 189 funds tracked by Wall St. Rank held Costamare as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.