13FBOX
CASTOR MARITIME INC F · 13F Institutional Holdings
Options Calculator Rankings
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C

CASTOR MARITIME INC F

CTRM
Institutions
25
Combined AUM (Q2 2026)
$1.1M
Combined Shares (Q2 2026)
501,181
Overall Trend
Increase
All institutions combined
Basis: holder count and combined value / shares merge all share classes of the same company (e.g. Class A / C); each institution is counted once, and value & shares are the sum across classes.
📥 Inflow (Q1 2026→Q2 2026)
+38,672
11 institutions added · 6 new buys
Est. buy amount
📤 Outflow (Q1 2026→Q2 2026)
-38,572
6 institutions reduced · 2 exits
Est. sell amount
⚖️ Net Share Change
+100
Net Buy
💰 Est. Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$1.1M
Institutions
25
New Buys
6
Adds
5
Reduces
4
Exits
2
Unchanged
10
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
TOWERVIEW LLC
0.33%0.29%#1$504,000240,000$444,000240,00000.00%Unchanged
RENAISSANCE TECHNOLOGIES LLC
<0.01%<0.01%#4$136,11664,817$136,65873,869-9,052-12.25%Reduce
CITADEL ADVISORS LLC
<0.01%<0.01%#10$96,05645,960$68,63537,100+8,860+23.88%Add
GROUP ONE TRADING LLC
<0.01%<0.01%#6$76,01536,371$100,03154,071-17,700-32.73%Reduce
SUSQUEHANNA INTERNATIONAL GROUP, LLP
<0.01%<0.01%#13$57,38727,458$43,84523,700+3,758+15.86%Add
NewEdge Advisors, LLC
<0.01%#5$46,01621,912$00+21,912New Buy
GOLDMAN SACHS GROUP INC
<0.01%<0.01%#14$44,52421,202$39,00021,081+121+0.57%Add
Apriem Advisors
<0.01%<0.01%#2$39,90019,000$35,15019,00000.00%Unchanged
Centiva Capital, LP
<0.01%<0.01%#3$25,59812,248$20,51511,089+1,159+10.45%Add
SIMPLEX TRADING, LLC
<0.01%<0.01%#9$18,7118,910$17,9049,678-768-7.94%Reduce
TD Waterhouse Canada Inc.
<0.01%#8$5,8862,800$00+2,800New Buy
MORGAN STANLEY
<0.01%<0.01%#22$533254$18,8539,064-8,810-97.20%Reduce
SBI Securities Co., Ltd.
<0.01%<0.01%#11$212101$18710100.00%Unchanged
JONES FINANCIAL COMPANIES LLLP
<0.01%#23$5325$00+25New Buy
OSAIC HOLDINGS, INC.
<0.01%#21$4220$00+20New Buy
Allworth Financial LP
<0.01%<0.01%#19$4220$372000.00%Unchanged
WOLFF WIESE MAGANA LLC
<0.01%<0.01%#7$4220$372000.00%Unchanged
Caitong International Asset Management Co., Ltd
<0.01%<0.01%#12$3416$74+12+300.00%Add
Farther Finance Advisors, LLC
<0.01%<0.01%#18$3215$271500.00%Unchanged
Federation des caisses Desjardins du Quebec
<0.01%<0.01%#20$2110$191000.00%Unchanged
Parallel Advisors, LLC
<0.01%<0.01%#17$2110$191000.00%Unchanged
GILL CAPITAL PARTNERS, LLC
<0.01%<0.01%#15$136$11600.00%Unchanged
Cape Investment Advisory, Inc.
<0.01%#16$84$00+4New Buy
Russell Investments Group, Ltd.
<0.01%<0.01%#25$21$2100.00%Unchanged
Steward Partners Investment Advisory, LLC
<0.01%#24$21$00+1New Buy

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow