Who owns Octave Intelligence plc?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of OCTV from SEC Form 13F filings across 77 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, 77 institutions disclosed 28.1M shares of Octave Intelligence plc worth $458.0M — about 10.5% of shares outstanding; the largest disclosed holder is Madison Avenue Partners, LP. Source: SEC Form 13F filings, parsed by EvidInvest.
77
13F holders
$458.0M
value, 2026 filers
10.5%
of shares outstanding (28.1M sh)
77
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 OCTV's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Madison Avenue Partners, LPNEW | 4.2M | $68.8M | 3.0% | 1.6% | new |
| 2 | Koch, Inc.NEW | 3.0M | $48.9M | 4.5% | 1.1% | new |
| 3 | Lansforsakringar Fondforvaltning AB (publ)NEW | 2.7M | $44.2M | 0.2% | 1% | new |
| 4 | JANE STREET GROUP, LLCNEW | 2.1M | $34.6M | 0.0% | 0.8% | new |
| 5 | Newtyn Management, LLCNEW | 1.9M | $31.3M | 3.9% | 0.7% | new |
| 6 | JPMORGAN CHASE & CONEW | 1.4M | $23.7M | 0.0% | 0.5% | new |
| 7 | NORGES BANKNEW | 1.3M | $21.5M | 0.0% | 0.5% | new |
| 8 | EXCHANGE TRADED CONCEPTS, LLCNEW | 1.2M | $19.1M | 0.1% | 0.4% | new |
| 9 | DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am MainNEW | 1.1M | $17.2M | 0.0% | 0.4% | new |
| 10 | Legal & General Group PlcNEW | 1.0M | $16.7M | 0.0% | 0.4% | new |
| 11 | GOLDMAN SACHS GROUP INCNEW | 787,354 | $12.8M | 0.0% | 0.3% | new |
| 12 | Select Equity Group, L.P.NEW | 784,917 | $12.8M | 0.1% | 0.3% | new |
| 13 | MILLENNIUM MANAGEMENT LLCNEW | 748,355 | $12.2M | 0.0% | 0.3% | new |
| 14 | HRT FINANCIAL LPNEW | 612,125 | $10.0M | 0.0% | 0.2% | new |
| 15 | California Public Employees Retirement SystemNEW | 463,190 | $7.5M | 0.0% | 0.2% | new |
| 16 | GEODE CAPITAL MANAGEMENT, LLCNEW | 411,580 | $6.7M | 0.0% | 0.2% | new |
| 17 | MARSHALL WACE, LLPNEW | 325,489 | $5.3M | 0.0% | 0.1% | new |
| 18 | Allspring Global Investments Holdings, LLCNEW | 306,062 | $5.2M | 0.0% | 0.1% | new |
| 19 | NEEDHAM INVESTMENT MANAGEMENT LLCNEW | 300,000 | $4.9M | 0.1% | 0.1% | new |
| 20 | ROYAL BANK OF CANADANEW | 279,843 | $4.6M | 0.0% | 0.1% | new |
| 21 | Leith Wheeler Investment Counsel Ltd.NEW | 275,234 | $4.5M | 0.3% | 0.1% | new |
| 22 | Laurion Capital Management LPNEW | 270,246 | $4.4M | 0.1% | 0.1% | new |
| 23 | MIRABELLA FINANCIAL SERVICES LLPNEW | 234,000 | $3.8M | 0.4% | 0.1% | new |
| 24 | VANGUARD CAPITAL MANAGEMENT LLCNEW | 176,811 | $2.9M | 0.0% | 0.1% | new |
| 25 | Aster Capital Management (DIFC) LtdNEW | 147,630 | $2.4M | 0.5% | 0.1% | 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.