Who owns NuCana plc?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of NCNA from SEC Form 13F filings across 10 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, 10 institutions disclosed 111,091 shares of NuCana plc worth $143,241 — about 2.7% of shares outstanding; the largest disclosed holder is StoneX Group Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
10
13F holders
$143,241
value, 2026 filers
2.7%
of shares outstanding (111,091 sh)
5
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 NCNA's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | StoneX Group Inc.NEW | 47,043 | $71,510 | 0.0% | 1.1% | new |
| 2 | CITADEL ADVISORS LLC | 27,099 | $41,190 | 0.0% | 0.6% | +95.6% |
| 3 | HRT FINANCIAL LPNEW | 16,870 | $25 | 0.0% | 0.4% | new |
| 4 | Glass Jacobson Investment Advisors llc | 15,000 | $22,800 | 0.0% | 0.4% | 0.0% |
| 5 | RHUMBLINE ADVISERS | 4,698 | $7,139 | 0.0% | 0.1% | +26.2% |
| 6 | CITIGROUP INCNEW | 188 | $286 | 0.0% | 0% | new |
| 7 | Integrated Wealth Concepts LLCNEW | 188 | $286 | 0.0% | 0% | new |
| 8 | MORGAN STANLEY | 2 | $3 | 0.0% | 0% | 0.0% |
| 9 | ACADIAN ASSET MANAGEMENT LLC | 2 | $0 | 0.0% | 0% | 0.0% |
| 10 | SBI Securities Co., Ltd.NEW | 1 | $2 | 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.