Simplex Trading
CTRM icon

Simplex Trading’s Castor Maritime CTRM Stock Holding History

Simplex Trading’s Portfolio CTRM Stock Details CTRM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$7.03K Buy
3,800
+1,500
+65% +$3.2K ﹤0.01% 7651
2025
Q4 		$4.76K Buy
+2,300
New +$4.8K ﹤0.01% 7461
2025
Q1 		– Sell
-500
Closed -$1K – 8677
2024
Q4 		$1K Sell
500
-700
-58% -$2.54K ﹤0.01% 8174
2024
Q3 		$5K Sell
1,200
-3,400
-74% -$15.7K ﹤0.01% 7592
2024
Q2 		$21K Buy
+4,600
New +$18.1K ﹤0.01% 6840
2023
Q3 		– Sell
-6,540
Closed -$2K – 8820
2023
Q2 		$2K Sell
6,540
-230
-3% -$1.38K ﹤0.01% 8385
2023
Q1 		$6K Sell
6,770
-3,540
-34% -$39K ﹤0.01% 7900
2022
Q4 		$115K Sell
10,310
-9,380
-48% -$117K ﹤0.01% 4908
2022
Q3 		$220K Buy
19,690
+1,260
+7% +$18K ﹤0.01% 4484
2022
Q2 		$246K Sell
18,430
-2,370
-11% -$43.9K ﹤0.01% 4353
2022
Q1 		$382K Buy
20,800
+14,200
+215% +$219K ﹤0.01% 4213
2021
Q4 		$93K Sell
6,600
-620
-9% -$12.7K ﹤0.01% 6371
2021
Q3 		$187K Sell
7,220
-120
-2% -$2.69K ﹤0.01% 5704
2021
Q2 		$191K Buy
+7,340
New +$298K ﹤0.01% 5749

Other funds holding CTRM

TL
TowerView LLC New York $155M AUM 30.14% 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
AA
Apriem Advisors Irvine, California $1.05B AUM 22.09% 1-Year Est. Return
CC
Centiva Capital New York $13.6B AUM 20% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
SS
SBI Securities Tokyo, Japan $3.65B AUM 41.88% 1-Year Est. Return
AF
Allworth Financial Folsom, California $24.7B AUM 15.55% 1-Year Est. Return

Simplex Trading's CTRM Position: Q1 2026 in Review

Simplex Trading increased its Castor Maritime (CTRM) stake by 122% in Q1 2026, buying an estimated $6.9K and bringing the position to 5,878 shares worth $10.9K. The position accounts for ﹤0.01% of the portfolio, ranked #7287.

Simplex Trading first reported a position in CTRM in Q4 2021 and has held it in 17 quarters since. The position peaked at $104K in Q4 2021. 19 funds tracked by Wall St. Rank hold CTRM as of Q1 2026.

  • Simplex Trading held 5,878 shares of Castor Maritime worth $10.9K as of Q1 2026.
  • Simplex Trading bought 3,235 Castor Maritime shares in Q1 2026, an estimated $6.9K.
  • Castor Maritime made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #7287 holding.
  • Simplex Trading first reported a position in Castor Maritime in Q4 2021 and has held it in 17 quarters since.
  • Simplex Trading's Castor Maritime position peaked at $104K in Q4 2021.
  • 19 funds tracked by Wall St. Rank held Castor Maritime as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.