Who owns Guardian Metal Resources PLC Sponsored ADR?
Institutional ownership of GMTL from SEC Form 13F filings across 25 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
25
13F holders
$34.8M
value, 2026 filers
6.3%
of shares outstanding (2.5M sh)
9
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of GMTL's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Potrero Capital Research LLC | 629,393 | $8.8M | 4.9% | 1.6% | +75.1% |
| 2 | Verition Fund Management LLCNEW | 390,000 | $5.5M | 0.0% | 1% | new |
| 3 | PICTON MAHONEY ASSET MANAGEMENT | 292,832 | $4.1M | 0.0% | 0.8% | -5.4% |
| 4 | BANK OF MONTREAL /CAN/ | 243,279 | $4.7M | 0.0% | 0.6% | +2332.8% |
| 5 | Diametric Capital, LP | 209,761 | $2.9M | 0.3% | 0.5% | +32.8% |
| 6 | TEACHER RETIREMENT SYSTEM OF TEXAS | 150,000 | $2.1M | 5.6% | 0.4% | 0.0% |
| 7 | BANK OF AMERICA CORP /DE/ | 106,623 | $1.5M | 0.0% | 0.3% | +814.4% |
| 8 | JANE STREET GROUP, LLC | 76,992 | $1.1M | 0.0% | 0.2% | -28.0% |
| 9 | Cambridge Investment Research Advisors, Inc. | 65,216 | $914 | 0.0% | 0.2% | +108.7% |
| 10 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 57,311 | $802,927 | 0.0% | 0.1% | +79.1% |
| 11 | JPMORGAN CHASE & CO | 57,011 | $802,145 | 0.0% | 0.1% | +363.6% |
| 12 | CI INVESTMENTS INC.NEW | 34,406 | $482,028 | 0.0% | 0.1% | new |
| 13 | MARSHALL WACE, LLPNEW | 32,336 | $453,028 | 0.0% | 0.1% | new |
| 14 | PRELUDE CAPITAL MANAGEMENT, LLC | 23,631 | $331,070 | 0.0% | 0.1% | -27.2% |
| 15 | GOLDMAN SACHS GROUP INCNEW | 22,972 | $321,838 | 0.0% | 0.1% | new |
| 16 | Phoenix Financial Ltd.NEW | 21,022 | $293,638 | 0.0% | 0.1% | new |
| 17 | MILLENNIUM MANAGEMENT LLC | 16,584 | $232,342 | 0.0% | 0% | -68.5% |
| 18 | GILDER GAGNON HOWE & CO LLC | 12,257 | $171,721 | 0.0% | 0% | -2.7% |
| 19 | BNP PARIBAS FINANCIAL MARKETSNEW | 4,516 | $63,269 | 0.0% | 0% | new |
| 20 | UBS Group AG | 2,101 | $29,435 | 0.0% | 0% | +1422.5% |
| 21 | ROYAL BANK OF CANADANEW | 1,960 | $27,000 | 0.0% | 0% | new |
| 22 | PNC Financial Services Group, Inc. | 1,945 | $27,249 | 0.0% | 0% | -0.6% |
| 23 | GAMMA Investing LLCNEW | 1,271 | $17,807 | 0.0% | 0% | new |
| 24 | MORGAN STANLEY | 506 | $7,089 | 0.0% | 0% | +218.2% |
| 25 | JONES FINANCIAL COMPANIES LLLPNEW | 500 | $7,555 | 0.0% | 0% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.