Who owns Guardian Metal Resources PLC?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of GMTL from SEC Form 13F filings across 46 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.
As of the 2026-06-30 reporting period, 46 institutions disclosed 6.1M shares of Guardian Metal Resources PLC worth $86.3M — about 2.1% of shares outstanding; the largest disclosed holder is Philosophy Capital Management LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
46
13F holders
$86.3M
value, 2026 filers
2.1%
of shares outstanding (6.1M sh)
21
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 | Philosophy Capital Management LLCNEW | 871,708 | $12.2M | 0.6% | 0.3% | new |
| 2 | Driehaus Capital Management LLC | 860,026 | $12.0M | 0.1% | 0.3% | +54.9% |
| 3 | Potrero Capital Research LLC | 629,393 | $8.8M | 4.9% | 0.2% | +75.1% |
| 4 | T. Rowe Price Investment Management, Inc. | 515,024 | $7.2M | 0.0% | 0.2% | -53.6% |
| 5 | Aventail Capital Group, LP | 497,219 | $7.0M | 0.4% | 0.2% | +15.4% |
| 6 | ARDSLEY ADVISORY PARTNERS LPNEW | 400,000 | $5.6M | 0.6% | 0.1% | new |
| 7 | PICTON MAHONEY ASSET MANAGEMENT | 292,832 | $4.1M | 0.0% | 0.1% | -5.4% |
| 8 | BANK OF MONTREAL /CAN/ | 243,279 | $4.7M | 0.0% | 0.1% | +2332.8% |
| 9 | Diametric Capital, LP | 209,761 | $2.9M | 0.3% | 0.1% | +32.8% |
| 10 | WESTERLY CAPITAL MANAGEMENT, LLC | 200,000 | $2.8M | 0.5% | 0.1% | +19900.0% |
| 11 | Verition Fund Management LLCNEW | 195,000 | $2.7M | 0.0% | 0.1% | new |
| 12 | TEACHER RETIREMENT SYSTEM OF TEXAS | 150,000 | $2.1M | 0.0% | 0.1% | 0.0% |
| 13 | BANK OF AMERICA CORP /DE/ | 106,623 | $1.5M | 0.0% | 0% | +814.4% |
| 14 | Castle Hook Partners LPNEW | 95,000 | $1.3M | 0.0% | 0% | new |
| 15 | JANE STREET GROUP, LLC | 76,992 | $1.1M | 0.0% | 0% | -28.0% |
| 16 | Panoramic Capital, LLCNEW | 70,000 | $980,700 | 0.4% | 0% | new |
| 17 | ArrowMark Colorado Holdings LLC | 68,567 | $960,624 | 0.0% | 0% | -28.5% |
| 18 | Mercuria Capital Strategies, LLC | 67,984 | $952,455 | 0.6% | 0% | +4.6% |
| 19 | Clearline Capital LPNEW | 65,939 | $923,805 | 0.1% | 0% | new |
| 20 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 57,311 | $802,927 | 0.0% | 0% | +79.1% |
| 21 | JPMORGAN CHASE & CO | 57,011 | $802,145 | 0.0% | 0% | +363.6% |
| 22 | WEXFORD CAPITAL LP | 37,822 | $529,886 | 0.1% | 0% | +51.3% |
| 23 | CI INVESTMENTS INC.NEW | 34,406 | $482,028 | 0.0% | 0% | new |
| 24 | Cambridge Investment Research Advisors, Inc. | 32,608 | $457,000 | 0.0% | 0% | +4.3% |
| 25 | MARSHALL WACE, LLPNEW | 32,336 | $453,028 | 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.