SEC Form 4 · Updated Daily
AKBA
— AKEBIA THERAPEUTICS, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Butler John P. | Director · Officer | 3,718,564 | 2026-08-06 | M |
| Novartis Bioventures Ltd | 10%+ Owner | 3,405,764 | 2014-03-25 | C |
| Satter Muneer A | Director | 3,037,042 | 2017-07-05 | P |
| Novo Holdings A/S | 10%+ Owner | 1,516,387 | 2014-03-25 | P |
| Burke Steven Keith | Officer | 994,508 | 2026-02-02 | S |
| Dahan Michel | Officer | 672,092 | 2024-05-13 | S |
| Hadas Nicole R. | Officer | 651,243 | 2024-05-13 | S |
| Rucci Carolyn M. | Officer | 641,304 | 2026-02-02 | S |
| Ostrowski Erik | Officer | 616,616 | 2026-06-29 | S |
| Grund Nicholas | Officer | 592,994 | 2026-02-02 | S |
| Snow Ellen | Officer | 519,300 | 2024-01-31 | A |
| Spellman David A | Officer | 446,483 | 2023-05-16 | S |
| Malabre Richard C | Officer | 312,772 | 2026-02-02 | S |
| Shalwitz Robert | Officer | 264,556 | 2014-03-25 | C |
| ADAMS ADRIAN | Director | 236,200 | 2026-06-17 | A |
| Cotreau Violetta | Officer | 219,954 | 2022-05-12 | A |
| ROGERS MICHAEL W | Director | 197,429 | 2026-06-17 | A |
| Smith Cynthia | Director | 196,633 | 2026-06-17 | A |
| Faulkingham Dell | Officer | 180,546 | 2022-02-28 | A |
| Wolf Myles | Director | 169,081 | 2026-06-17 | A |
| FRIESON RON | Director | 165,200 | 2026-06-17 | A |
| GILMAN STEVEN C | Director | 152,830 | 2025-06-10 | A |
| Amello Jason | Officer | 151,618 | 2020-02-28 | A |
| ZUMWALT LEANNE M | Director | 145,100 | 2026-06-17 | A |
| Jain Rita | Director | 96,332 | 2019-04-11 | D |
| Tubridy Karen L | Officer | 88,133 | 2020-02-28 | A |
| Maroni Bradley | Officer | 64,585 | 2017-02-21 | A |
| Morrison Jodie Pope | Director | 58,619 | 2019-06-06 | A |
| Heffernan Michael Thomas | Director | 48,586 | 2021-06-02 | A |
| Enyedy Mark J | Director | 31,143 | 2020-06-05 | A |
| GOWEN MAXINE | Director | 28,700 | 2020-06-05 | A |
| Nash Duane | Director | 21,499 | 2018-02-15 | S |
| Canute Scott A | Director | 13,700 | 2019-06-06 | A |
| Renaud Ronald C JR | Director | 5,000 | 2014-12-02 | P |
| WYZGA MICHAEL S | Director | 1,500 | 2014-03-25 | P |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-06 | Butler John P. | Option exercise (derivative) | 350,000 | $0.00 | 525,000 |
| 2026-08-06 | Butler John P. | Option exercise | 350,000 | $0.63 | 3,718,564 |
| 2026-06-29 | Ostrowski Erik | Open-market sale | 56,019 | $1.11 | 616,616 |
| 2026-06-17 | ADAMS ADRIAN | Grant / award (derivative) | 53,600 | $0.00 | 53,600 |
| 2026-06-17 | ADAMS ADRIAN | Grant / award | 35,700 | $0.00 | 236,200 |
| 2026-06-17 | ZUMWALT LEANNE M | Grant / award (derivative) | 53,600 | $0.00 | 53,600 |
| 2026-06-17 | ZUMWALT LEANNE M | Grant / award | 35,700 | $0.00 | 145,100 |
| 2026-06-17 | FRIESON RON | Grant / award (derivative) | 53,600 | $0.00 | 53,600 |
| 2026-06-17 | FRIESON RON | Grant / award | 35,700 | $0.00 | 165,200 |
| 2026-06-17 | ROGERS MICHAEL W | Grant / award (derivative) | 53,600 | $0.00 | 53,600 |
| 2026-06-17 | ROGERS MICHAEL W | Grant / award | 35,700 | $0.00 | 197,429 |
| 2026-06-17 | Smith Cynthia | Grant / award (derivative) | 53,600 | $0.00 | 53,600 |
| 2026-06-17 | Smith Cynthia | Grant / award | 35,700 | $0.00 | 196,633 |
| 2026-06-17 | Wolf Myles | Grant / award (derivative) | 53,600 | $0.00 | 53,600 |
| 2026-06-17 | Wolf Myles | Grant / award | 35,700 | $0.00 | 169,081 |
| 2026-04-01 | Vickers Philip J. | Grant / award (derivative) | 214,400 | $0.00 | 214,400 |
| 2026-03-04 | Butler John P. | Open-market buy | 69,270 | $1.25 | 3,367,064 |
| 2026-02-02 | Butler John P. | Open-market sale | 83,689 | $1.39 | 3,297,794 |
| 2026-02-02 | Butler John P. | Grant / award | 175,250 | $1.41 | 3,381,483 |
| 2026-02-02 | Butler John P. | Open-market sale | 114,891 | $1.39 | 3,206,233 |
| 2026-02-02 | Butler John P. | Open-market sale | 96,065 | $1.39 | 3,321,124 |
| 2026-02-02 | Butler John P. | Open-market sale | 46,660 | $1.39 | 3,417,189 |
| 2026-02-02 | Ostrowski Erik | Open-market sale | 34,951 | $1.39 | 672,635 |
| 2026-02-02 | Rucci Carolyn M. | Open-market sale | 27,544 | $1.39 | 588,378 |
| 2026-02-02 | Rucci Carolyn M. | Open-market sale | 25,382 | $1.39 | 615,922 |
| 2026-02-02 | Rucci Carolyn M. | Open-market sale | 16,846 | $1.39 | 641,304 |
| 2026-02-02 | Burke Steven Keith | Open-market sale | 20,701 | $1.39 | 948,432 |
| 2026-02-02 | Burke Steven Keith | Open-market sale | 25,375 | $1.39 | 969,133 |
| 2026-02-02 | Burke Steven Keith | Open-market sale | 21,582 | $1.39 | 994,508 |
| 2026-02-02 | Grund Nicholas | Open-market sale | 31,244 | $1.39 | 561,750 |
| 2026-02-02 | Grund Nicholas | Open-market sale | 53,585 | $1.39 | 592,994 |
| 2026-02-02 | Malabre Richard C | Open-market sale | 13,382 | $1.39 | 299,390 |
| 2026-02-02 | Malabre Richard C | Open-market sale | 36,142 | $1.39 | 312,772 |
| 2026-01-30 | Butler John P. | Grant / award (derivative) | 1,115,000 | $0.00 | 1,115,000 |
| 2026-01-30 | Butler John P. | Grant / award | 743,000 | $0.00 | 3,463,849 |
| 2026-01-30 | Ostrowski Erik | Grant / award (derivative) | 320,000 | $0.00 | 320,000 |
| 2026-01-30 | Ostrowski Erik | Grant / award | 204,000 | $0.00 | 707,586 |
| 2026-01-30 | Malabre Richard C | Grant / award (derivative) | 119,000 | $0.00 | 119,000 |
| 2026-01-30 | Malabre Richard C | Grant / award | 79,000 | $0.00 | 348,914 |
| 2026-01-30 | Rucci Carolyn M. | Grant / award (derivative) | 270,000 | $0.00 | 270,000 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.