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Of the 11 tracked institutions holding SBLK, 6 have a 3-year clone track record — 5 of them beat the S&P. Average holder's clone alpha: +5.9pt. It's a gauge of who owns the name, not just how many.
Among the 11 tracked institutional investors we monitor, SBLK (STAR BULK CARRIERS CORP.) is held with a combined value of $130.59M across 5,757,160 shares. The largest holder is RENAISSANCE TECHNOLOGIES LLC with a position worth $47.49M (0.07% of their portfolio). CITADEL ADVISORS LLC opened a new position in the most recent quarter. 4 funds increased their holdings. 4 funds reduced their position.
Total Institutional Value
$130.59M
Total Shares Held
5,757,160
Institutional Holders
11
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | RENAISSANCE TECHNOLOGIES LLC | $47.49M | 0.07% | +13.0% |
| 2 | Point72 Asset Management, L.P. | $18.14M | 0.03% | -2.1% |
| 3 | MILLENNIUM MANAGEMENT LLC | $16.53M | 0.01% | -18.9% |
| 4 | BlackRock, Inc. | $13.79M | 0.00% | +268.5% |
| 5 | Bridgewater Associates, LP | $12.66M | 0.06% | -8.8% |
| 6 | CITADEL ADVISORS LLC | $9.45M | 0.01% | New |
| 7 | VANGUARD GROUP INC | $8.49M | 0.00% | +2.6% |
| 8 | STATE STREET CORP | $2.65M | 0.00% | -9.6% |
| 9 | Magnetar Financial LLC | $856.60K | 0.01% | +86.5% |
| 10 | Gotham Asset Management, LLC | $496.15K | 0.00% | - |
| Member | Type | Date |
|---|---|---|
| Thomas H Tuberville | Sell | Apr 30, 2024 |
As of the latest SEC 13F filings, RENAISSANCE TECHNOLOGIES LLC is the largest institutional holder of SBLK with a position worth $47.49M, representing 0.07% of their portfolio. In total, 11 institutional investors hold SBLK with a combined value of $130.59M.
In the most recent quarter, 1 fund opened a new position in SBLK. Additionally, 4 increased their holdings and 4 reduced their positions.
Institutional investors hold $130.59M worth of SBLK stock across 11 positions. The largest institutional holder is RENAISSANCE TECHNOLOGIES LLC with $47.49M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For SBLK, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their SBLK positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$28.14
2026-07-24
YTD
+45.3%
99% of 52-week range
