Companies / Akebia Therapeutics, Inc.
Akebia Therapeutics, Inc.
Nasdaq: AKBACIK 1517022CAMBRIDGE, MA
Financials · FY2025
Ownership
277.1M shares outstanding · as of Jul 31, 2026
Ownership
| Insiders | 2.21% | 6,128,610 |
| 10%+ / strategic | 11.88% | 32,907,380 |
| Institutions | 31.07% | 86,088,993 |
| Public float | 54.85% | 151,981,262 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 9
View all →| Insider | % of shares | Shares |
|---|---|---|
Butler John P.CEOCEO and President · Director | 1.22% | 3,367,064 |
Burke Steven KeithSVP, Chief Medical Officer | 0.34% | 948,432 |
Ostrowski ErikSVP, CFO, CBO & Treasurer | 0.24% | 672,635 |
Rucci Carolyn M.FormerSVP, Chief Legal Officer | 0.21% | 588,378 |
Grund NicholasChief Commercial Officer | 0.20% | 561,750 |
Malabre Richard CFormerSVP, Chief Accounting Officer | 0.11% | 299,390 |
Adams AdrianDirector | 0.09% | 236,200 |
Rogers Michael WDirector | 0.07% | 197,429 |
Zumwalt Leanne MDirector | 0.05% | 145,100 |
Institutional holders 173
View all →| Holder | Value | % of shares |
|---|---|---|
| $25.79M | 5.78% | |
| $22.78M | 7.21% | |
| $8.97M | 2.33% | |
| $7.58M | 1.70% | |
| $7.51M | 1.68% | |
| $6.15M | 1.95% | |
| $4.82M | 1.08% | |
| $3.92M | 0.88% | |
| $3.72M | 0.83% | |
| $3.63M | 0.81% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | State Street Corporation 13F manager | Trim | — | $-9.46M | -8.3M -60.61% | 5,390,853 1.95% of shares | medium |
| Q2 2025 as of | Barclays PLC 13F manager | Add | — | $2.46M | +676K +219.51% | 984,512 0.36% of shares | low |
| Q1 2026 as of | Renaissance Technologies LLC 13F manager | Trim | — | $-2.45M | -1.8M -48.98% | 1,833,128 0.66% of shares | low |
| Q1 2026 as of | Federated Hermes Inc 13F manager | Exit | — | $-2.08M | -1.3M -100.00% | — | low |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Add | — | $1.68M | +1.2M +1332.15% | 1,297,801 0.47% of shares | low |
| Q1 2026 as of | AQR Capital Management, LLC 13F manager | Add | — | $1.59M | +1.1M +177.20% | 1,792,620 0.65% of shares | low |
| Q1 2026 as of | First Trust Advisors LP 13F manager | Exit | — | $-1.52M | -942K -100.00% | — | low |
| Q1 2026 as of | Nordea Investment Management AB 13F manager | Exit | — | $-1.21M | -752K -100.00% | — | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
| BlackRock, Inc. | Passive13G/A | — |
| State Street Corporation | Passive13G | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| AKBA | — | 00972D105 |