Star Bulk Carriers
SBLK
190 hedge funds and large institutions have $567M invested in Star Bulk Carriers in 2025 Q1 according to their latest regulatory filings, with 34 funds opening new positions, 74 increasing their positions, 44 reducing their positions, and 61 closing their positions.
68% more repeat investments, than reductions
Existing positions increased: 74 | Existing positions reduced: 44
15% more call options, than puts
Call options by funds: $22.9M | Put options by funds: $19.9M
0% more funds holding in top 10
Funds holding in top 10: 3 → 3 (0)
1% less capital invested
Capital invested by funds: $571M → $567M (-$3.82M)
0.86% less ownership
Funds ownership: 32.14% → 31.28% (-0.86%)
14% less funds holding
Funds holding: 220 → 190 (-30)
44% less first-time investments, than exits
New positions opened: 34 | Existing positions closed: 61
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
+$37.1M |
| 2 |
Ameriprise
Minneapolis,
Minnesota
|
+$23.4M |
| 3 |
Bank of America
Charlotte,
North Carolina
|
+$17.2M |
| 4 |
BlackRock
New York
|
+$11.6M |
| 5 |
Amundi
Paris,
France
|
+$10.8M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
ECA
Encompass Capital Advisors
New York
|
-$18.5M |
| 2 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$17.9M |
| 3 |
Voloridge Investment Management
Jupiter,
Florida
|
-$15M |
| 4 |
Two Sigma Advisers
New York
|
-$12.4M |
| 5 |
Two Sigma Investments
New York
|
-$12.2M |
SBLK Hedge Fund Activity: Q1 2025 in Review
190 of the 7,472 institutional investors tracked by Wall St. Rank reported a position in Star Bulk Carriers (SBLK) for Q1 2025, worth a combined $567M — down 0.67% from $571M a quarter earlier.
Sellers outnumbered buyers: 61 funds closed out of SBLK and 34 opened new positions — a net loss of 27 holders — while 44 trimmed existing stakes and 74 added.
The largest buyer was UBS Group, adding an estimated $37.1M. The largest seller was Encompass Capital Advisors, exiting entirely with an estimated $18.5M sold.
- 190 institutional investors held Star Bulk Carriers (SBLK) as of Q1 2025, down from 220 in Q4 2024.
- Funds reported $567M of Star Bulk Carriers stock for Q1 2025, down 0.67% quarter-over-quarter.
- 34 funds opened new Star Bulk Carriers positions in Q1 2025 and 61 closed out, a net change of -27 holders.
- The largest Star Bulk Carriers buyer in Q1 2025 was UBS Group, an estimated $37.1M added.
- The largest Star Bulk Carriers seller in Q1 2025 was Encompass Capital Advisors, an estimated $18.5M sold.
Based on aggregated 13F filings for Q1 2025.