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
Q2 		$420 Buy
+200
New +$398 ﹤0.01% 8975
2026
Q1 		– Sell
-300
Closed -$620 – 9242
2025
Q4 		$620 Sell
300
-1,100
-79% -$2.29K ﹤0.01% 8122
2025
Q3 		$2K Sell
1,400
-900
-39% -$1.97K ﹤0.01% 8621
2025
Q2 		$4K Buy
2,300
+1,100
+92% +$2.45K ﹤0.01% 7824
2025
Q1 		$2K Buy
+1,200
New +$3.14K ﹤0.01% 7956
2024
Q1 		– Sell
-590
Closed -$9K – 8991
2023
Q4 		$9K Hold
590
– – ﹤0.01% 7501
2023
Q3 		$9K Sell
590
-10
-2% -$44 ﹤0.01% 7236
2023
Q2 		$10K Hold
600
– – ﹤0.01% 7382
2023
Q1 		$9K Sell
600
-4,390
-88% -$48.3K ﹤0.01% 7605
2022
Q4 		$55K Sell
4,990
-1,210
-20% -$15.1K ﹤0.01% 5748
2022
Q3 		$69K Sell
6,200
-3,440
-36% -$49.2K ﹤0.01% 6001
2022
Q2 		$129K Sell
9,640
-410
-4% -$7.59K ﹤0.01% 5209
2022
Q1 		$184K Sell
10,050
-3,900
-28% -$60.2K ﹤0.01% 5274
2021
Q4 		$198K Buy
13,950
+13,190
+1,736% +$271K ﹤0.01% 5212
2021
Q3 		$19K Buy
760
+20
+3% +$449 ﹤0.01% 8469
2021
Q2 		$19K Buy
+740
New +$30.1K ﹤0.01% 8620

Other funds holding CTRM

TL
TowerView LLC New York $152M AUM 20.28% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
NA
NewEdge Advisors New Orleans, Louisiana $33.6B AUM 31.03% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
AA
Apriem Advisors Irvine, California $1.16B AUM 27.46% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
CC
Centiva Capital New York $11.5B AUM 31.97% 1-Year Est. Return
TWC
TD Waterhouse Canada Toronto, Ontario, Canada $38B AUM 39.14% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $71.1B AUM 128.96% 1-Year Est. Return

Simplex Trading's CTRM Position: Q2 2026 in Review

Simplex Trading increased its Castor Maritime (CTRM) stake by 45% in Q2 2026, buying an estimated $5.24K and bringing the position to 8,510 shares worth $17.9K. The position accounts for ﹤0.01% of the portfolio, ranked #7204.

Simplex Trading first reported a position in CTRM in Q4 2021 and has held it in 18 quarters since. The position peaked at $104K in Q4 2021. 25 funds tracked by Wall St. Rank hold CTRM as of Q2 2026.

  • Simplex Trading held 8,510 shares of Castor Maritime worth $17.9K as of Q2 2026.
  • Simplex Trading bought 2,632 Castor Maritime shares in Q2 2026, an estimated $5.24K.
  • Castor Maritime made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #7204 holding.
  • Simplex Trading first reported a position in Castor Maritime in Q4 2021 and has held it in 18 quarters since.
  • Simplex Trading's Castor Maritime position peaked at $104K in Q4 2021.
  • 25 funds tracked by Wall St. Rank held Castor Maritime as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.