Position in SBLK
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$6,598,660
+$6,415,513 QoQ
Shares Held
287,273
+2914.7% QoQ
Ownership
0.253%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
19 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in SBLK Over Time
Shares Held
Position Value (USD)
Derivatives in SBLK
reported options exposure · as of Mar 31, 2026CallValue
$748,822
CallShares
32,600
PutValue
$39,049
PutShares
1,700
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Marine Shipping
Industrials · as of Mar 31, 2026Walleye Capital LLC holds $35,959,975 across 13 Marine Shipping names. SBLK ranks #3 (18.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NMM |
Navios Maritime Partners L.P.
|
149,527 | $10,090,081 | |
| 2 | ECO |
Okeanis Eco Tankers Corp.
|
177,417 | $8,975,526 | |
| 3 | SBLK |
Star Bulk Carriers Corp.
This page
|
287,273 | $6,598,660 | |
| 4 | SHIP |
Seanergy Maritime Holdings Corp.
|
287,509 | $3,711,741 | |
| 5 | CMDB |
Costamare Bulkers Holdings Ltd
|
114,577 | $1,772,506 | |
| 6 | DSX |
Diana Shipping Inc.
|
603,505 | $1,508,762 | |
| 7 | HSHP |
Himalaya Shipping Ltd.
|
67,723 | $900,715 | |
| 8 | GSL |
Global Ship Lease, Inc.
|
21,664 | $806,550 |
All Filings in SBLK
Export CSV
36 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $39,049 | 1,700 | Put | Sole | 2026-05-13 | |
| 2026-03-31 | $6,598,660 | 287,273 | Shares | Sole | 2026-05-13 | |
| 2026-03-31 | $748,822 | 32,600 | Call | Sole | 2026-05-13 | |
| 2025-12-31 | $1,922 | 100 | Call | Sole | 2026-02-13 | |
| 2025-12-31 | $76,880 | 4,000 | Put | Sole | 2026-02-13 | |
| 2025-12-31 | $183,147 | 9,529 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $1,352,961 | 72,779 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $360,646 | 19,400 | Put | Sole | 2025-11-14 | |
| 2025-09-30 | $104,104 | 5,600 | Call | Sole | 2025-11-14 | |
| 2025-06-30 | $1,593,900 | 92,400 | Put | Sole | 2025-08-13 | |
| 2025-06-30 | $405,375 | 23,500 | Call | Sole | 2025-08-13 | |
| 2025-06-30 | $1,059,029 | 61,393 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $743,768 | 47,800 | Call | Sole | 2025-05-14 | |
| 2025-03-31 | $2,159,728 | 138,800 | Put | Sole | 2025-05-14 | |
| 2024-12-31 | $1,788,020 | 119,600 | Put | Sole | 2025-02-13 | |
| 2024-12-31 | $223,173 | 14,928 | Shares | Sole | 2025-02-13 | |
| 2024-12-31 | $189,865 | 12,700 | Call | Sole | 2025-02-13 | |
| 2024-09-30 | $260,590 | 11,000 | Call | Sole | 2024-11-14 | |
| 2024-09-30 | $9,032,807 | 381,292 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $20,226,452 | 829,633 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $199,815 | 8,371 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $40,579 | 1,700 | Put | Sole | 2024-05-15 | |
| 2024-03-31 | $229,152 | 9,600 | Call | Sole | 2024-05-15 | |
| 2023-09-30 | $196,656 | 10,200 | Put | Sole | 2023-11-21 | |
| 2023-06-30 | $490,290 | 27,700 | Call | Sole | 2023-08-14 | |
| 2022-12-31 | $90,381 | 4,700 | Call | Sole | 2023-02-14 | |
| 2022-12-31 | $334,602 | 17,400 | Put | Sole | 2023-02-14 | |
| 2022-12-31 | $604,341 | 31,427 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $69,920 | 4,000 | Put | Sole | 2022-11-14 | |
| 2022-09-30 | $1,741,252 | 99,614 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $726,059 | 29,054 | Shares | Sole | 2022-08-19 | |
| 2022-03-31 | $2,539,148 | 85,522 | Shares | Sole | 2022-05-27 | |
| 2021-12-31 | $362,470 | 15,989 | Shares | Sole | 2022-05-27 | |
| 2021-09-30 | $310,260 | 12,906 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $2,988,319 | 130,210 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $1,118,806 | 76,213 | Shares | Sole | 2021-05-17 | |
| No filing history on record for this holder in this stock. | ||||||