Artiva Biotherapeutics, Inc.
Ownership
Ownership Structure
Who owns Artiva Biotherapeutics, Inc. (ARTV)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 39.9% of the shares are freely tradable; institutional investors hold 51.3%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| RA Capital Management, LLC | 36.73 | 17,955,642 | +82.2 | 06/30/2026 |
| Viking Global Investors LP | 5.33 | 2,604,166 | +0.0 | 06/30/2026 |
| Blackstone Inc | 4.92 | 2,403,437 | +0.0 | 06/30/2026 |
| 5AM Venture Management, LLC | 4.81 | 2,353,304 | +0.0 | 06/30/2026 |
| VR Adviser, LLC | 4.18 | 2,043,596 | +27.0 | 06/30/2026 |
| Franklin Templeton Inc | 4.09 | 1,997,223 | +283.8 | 06/30/2026 |
| Caligan Partners LP | 3.55 | 1,736,111 | +0.0 | 06/30/2026 |
| Vanguard Capital Management, LLC | 2.01 | 981,815 | +372.7 | 06/30/2026 |
| Samsara BioCapital, LLC | 1.95 | 954,861 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Franklin Biotechnology Discv A(acc)USD | 1.92 | 940,339 | +0.0 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Ra Capital Management, L.p. | Director | 17,329,570 | 72,784,194 $ | Jul 31, 2026 | indirect |
| Aslan Fred | Chief Executive Officer | 1,519,606 | 6,382,345 $ | Oct 6, 2026 | direct |
| Bush Jennifer | COO, CLO, Compliance Officer | 366,159 | 1,537,868 $ | Oct 5, 2026 | direct |
| Horan Christopher | Chief Tech Operations Officer | 312,744 | 1,313,525 $ | Oct 5, 2026 | direct |
| Banerjee Subhashis | Chief Medical Officer | 169,848 | 713,362 $ | Oct 5, 2026 | direct |
| Miralles Gines Diego | President & Head of R&D | 122,500 | 514,500 $ | Sep 9, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 6, 2026 | Aslan Fred | Chief Executive Officer | Sell | 23,463 | 7.20 | 168,880 |
| Oct 5, 2026 | Horan Christopher | Chief Tech Operations Officer | Sell | 10,340 | 6.84 | 70,697 |
| Oct 5, 2026 | Bush Jennifer | COO, CLO, Compliance Officer | Sell | 8,370 | 6.84 | 57,227 |
| Oct 5, 2026 | Banerjee Subhashis | Chief Medical Officer | Sell | 1,099 | 6.84 | 7,514 |
| Oct 5, 2026 | Aslan Fred | Chief Executive Officer | Sell | 61,696 | 6.84 | 421,828 |
| Sep 15, 2026 | Aslan Fred | Chief Executive Officer | Other | 110,000 | 0.00 | – |
| Sep 10, 2026 | Aslan Fred | Chief Executive Officer | Other | 45,000 | 0.00 | – |
| Sep 9, 2026 | Miralles Gines Diego | President & Head of R&D | Other | 45,000 | 0.00 | – |
| Sep 9, 2026 | Horan Christopher | Chief Tech Operations Officer | Other | 40,000 | 0.00 | – |
| Sep 9, 2026 | Bush Jennifer | COO, CLO, Compliance Officer | Other | 45,000 | 0.00 | – |
| Sep 9, 2026 | Banerjee Subhashis | Chief Medical Officer | Other | 30,000 | 0.00 | – |
| Sep 8, 2026 | Aslan Fred | Chief Executive Officer | Sell | 23,429 | 10.92 | 255,746 |
| Sep 3, 2026 | Horan Christopher | Chief Tech Operations Officer | Sell | 10,366 | 11.16 | 115,638 |
| Sep 3, 2026 | Bush Jennifer | COO, CLO, Compliance Officer | Sell | 8,391 | 11.16 | 93,606 |
| Sep 3, 2026 | Banerjee Subhashis | Chief Medical Officer | Sell | 1,100 | 11.16 | 12,271 |
| Sep 3, 2026 | Aslan Fred | Chief Executive Officer | Sell | 61,888 | 11.16 | 690,392 |
| Aug 27, 2026 | Banerjee Subhashis | Chief Medical Officer | Sell | 8,222 | 12.01 | 98,736 |
| Aug 27, 2026 | Banerjee Subhashis | Chief Medical Officer | Other | 5,306 | 1.92 | 10,188 |
| Aug 18, 2026 | Banerjee Subhashis | Chief Medical Officer | Sell | 429 | 12.00 | 5,148 |
| Aug 18, 2026 | Banerjee Subhashis | Chief Medical Officer | Other | 429 | 1.92 | 824 |
| Jul 31, 2026 | Ra Capital Management, L.p. | Director | Buy | 24,944 | 9.93 | 247,694 |
| Jul 29, 2026 | Ra Capital Management, L.p. | Director | Buy | 20,824 | 9.99 | 208,032 |
| Jul 24, 2026 | Ra Capital Management, L.p. | Director | Buy | 41,319 | 9.99 | 412,777 |
| Jul 23, 2026 | Ra Capital Management, L.p. | Director | Buy | 59,880 | 9.96 | 596,405 |
| Jul 22, 2026 | Ra Capital Management, L.p. | Director | Buy | 84,124 | 9.93 | 835,351 |
| Jul 21, 2026 | Ra Capital Management, L.p. | Director | Buy | 120,582 | 9.55 | 1,151,558 |
| Jul 17, 2026 | Ra Capital Management, L.p. | Director | Buy | 7,882 | 8.95 | 70,544 |
| Jul 16, 2026 | Ra Capital Management, L.p. | Director | Buy | 152,472 | 8.93 | 1,361,575 |
| Jul 13, 2026 | Ra Capital Management, L.p. | Director | Buy | 6,552 | 8.94 | 58,575 |
| Jul 10, 2026 | Ra Capital Management, L.p. | Director | Buy | 15,102 | 8.97 | 135,465 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.