72 institutions reported holding $47.1M of RF INDS LTD COM PAR USD0.01 (RFIL) in SEC 13F filings for 2026-03-31. Largest institutional holders: PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. ($8.5M), RENAISSANCE TECHNOLOGIES LLC ($5.1M), VANGUARD CAPITAL MANAGEMENT LLC ($3.6M), MARSHALL WACE, LLP ($3.1M), DIMENSIONAL FUND ADVISORS LP ($2.3M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | $8.5M | 822,800 | Trimmed |
| 2 | RENAISSANCE TECHNOLOGIES LLC | $5.1M | 494,664 | Trimmed |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $3.6M | 352,175 | New |
| 4 | MARSHALL WACE, LLP | $3.1M | 301,451 | Added |
| 5 | DIMENSIONAL FUND ADVISORS LP | $2.3M | 226,965 | Trimmed |
| 6 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $2.0M | 190,654 | Trimmed |
| 7 | O'SHAUGHNESSY ASSET MANAGEMENT, LLC | $1.6M | 151,588 | Trimmed |
| 8 | BlackRock, Inc. | $1.5M | 149,972 | Added |
| 9 | RITHOLTZ WEALTH MANAGEMENT | $1.3M | 129,031 | Trimmed |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $1.1M | 107,710 | Added |
| 11 | TWO SIGMA INVESTMENTS, LP | $976,687 | 94,732 | Added |
| 12 | MACKENZIE FINANCIAL CORP | $928,075 | 90,017 | New |
| 13 | Trexquant Investment LP | $906,383 | 87,913 | Added |
| 14 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $893,836 | 86,696 | Hold |
| 15 | JANE STREET GROUP, LLC | $882,052 | 85,553 | Added |
| 16 | SEI INVESTMENTS CO | $866,349 | 84,030 | Added |
| 17 | ACADIAN ASSET MANAGEMENT LLC | $799,000 | 77,726 | Added |
| 18 | WELLS FARGO & COMPANY/MN | $775,641 | 75,232 | Added |
| 19 | Walleye Capital LLC | $731,402 | 70,941 | New |
| 20 | Centiva Capital, LP | $721,638 | 69,994 | Added |
| 21 | Informed Momentum Co LLC | $689,945 | 66,920 | Added |
| 22 | VANGUARD FIDUCIARY TRUST CO | $570,514 | 55,336 | New |
| 23 | Man Group plc | $467,095 | 45,305 | Added |
| 24 | STATE STREET CORP | $463,785 | 44,984 | Added |
| 25 | GSA CAPITAL PARTNERS LLP | $444,000 | 43,095 | Added |
Source: SEC Form 13F filings · as of 2026-03-31