Greenland Mines Ltd.
13F holders, Q4 2025 (December 31)At the end of Q4 2025, 25 institutions reported holding Greenland Mines Ltd. in their 13F filings, up 6 from Q3 2025. 9 opened new positions and 3 sold out. The largest holders were Vanguard Group Inc. ($207K), Brummer Multi-Strategy AB ($175K) and Citadel Advisors ($149K). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Greenland Mines Ltd.
- Filed as
- KLOTHO NEUROSCIENCES INC (Q4 2025)
- CUSIP
- 49876K103
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 9 | $544K |
| Exits | 3 | $11K |
All 13F filers, Q3 2025 → Q4 2025: 2,806,461 shares bought and 163,021 shares sold, net +2,643,440 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 25 holders
| Vanguard Group Inc. | 0.00% | Add +21.8% | 716,547 | $207K |
| Brummer Multi-Strategy AB | 1.06% | New | 606,757 | $175K |
| Citadel Advisors | 0.00% | New | 516,660 | $149K |
| UBS Group AG | 0.00% | Add +1208.6% | 516,621 | $149K |
| Geode Capital Management, LLC | 0.00% | Add +51.8% | 491,832 | $142K |
| Renaissance Technologies | 0.00% | New | 434,575 | $126K |
| Jane Street Group, LLC | 0.00% | New | 219,980 | $64K |
| State Street Corp. | 0.00% | No change | 196,400 | $57K |
| XTX Topco Ltd | 0.00% | Add +101.2% | 160,569 | $46K |
| BlackRock, Inc. | 0.00% | No change | 143,459 | $41K |
| Two Sigma Investments, LP | 0.00% | Add +188.6% | 105,548 | $31K |
| Morgan Stanley | 0.00% | No change | 100,002 | $29K |
| Northern Trust Corp. | 0.00% | Reduce -64.4% | 77,941 | $23K |
| Virtu Financial LLC | 0.00% | New | 66,694 | $19K |
| LPL Financial LLC | 0.00% | No change | 19,000 | $5K |
| Algorithmic Investment Models, LLC | 0.01% | New | 16,259 | $5K |
| Susquehanna International Group, LLP | 0.00% | New | 13,158 | $4K |
| Wolverine Asset Management LLC | 0.00% | Add +11.8% | 12,770 | $4K |
| GABELLI & Co INVESTMENT ADVISERS, INC. | 0.00% | No change | 10,000 | $3K |
| JPMorgan Chase & Co. | 0.00% | Reduce -0.2% | 9,436 | $3K |
| Tower Research Capital LLC (TRC) | 0.00% | New | 8,022 | $2K |
| Bank of America Corp. | 0.00% | Reduce -22.2% | 603 | $175 |
| Clear Street Group Inc. | 0.00% | No change | 90 | $26 |
| Meteora Capital, LLC | 0.00% | New | 7 | $2 |
| Ankerstar Wealth, LLC | 0.00% | — | 5 | $1 |
"% of holder's portfolio" is GREENLAND MINES LTD's weight in each manager's 13F, not the share of Greenland Mines Ltd. the manager owns.