AKBA — AKEBIA THERAPEUTICS INC
Public company
InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.
Sourced from SEC EDGAR public filings
Why are billionaires buying AKBA?
Built from public SEC filings and public economic data. Not a recommendation.
Why? — Evidence & Confidence ▾
Of 3 tracked investors who changed their AKBA position last quarter, 2 bought and 1 sold (67% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 55/100 in a Squeeze regime).
- +2 tracked investors added or increased positions last quarter (Izzy Englander, Ken Griffin)
- +2 tracked investors reported holding AKBA at their latest filing
- +Macro Health is 55/100 in a Squeeze regime — historically acceptable for this sectorsource
- −1 tracked investor reduced or exited last quarter (0 reduced, 1 sold out)
- −13F data is disclosed up to 45 days after quarter end — positions may have changed since
- · 13F disclosure lag (up to 45 days)
- · Tracked investors are a sample, not the whole market
- · Sector regime fit is a historical average, not a guarantee
Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 8/20/2026.
About AKEBIA THERAPEUTICS INC (AKBA)
AKEBIA THERAPEUTICS INC (AKBA) appears in the most recent 13F filings of 2 tracked institutional investors. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $10M. Across recent filings, tracked investors recorded 4 new positions, 10 increased, 4 reduced, and 3 exited. All data sourced from SEC 13F filings.
Based on recent institutional activity in AKBA
How many top investors track AKBA
Only 2 tracked investors report this position.
AKBA Ownership Composition
How AKEBIA THERAPEUTICS INC is held across tracked investor types, based on reported 13F positions.
- Multi-Strategy / Quant100.0%
Tracked investors currently reporting AKBA
2 tracked investors have since exited this position — listed separately below.
- Ken GriffinJun 30, 2026Citadel AdvisorsShares2MValue$2.3M% Portfolio0.00%
- Izzy EnglanderJun 30, 2026Millennium ManagementShares3.2MValue$3.6M% Portfolio0.00%
Previously held AKBA
These investors reported AKBA in an earlier quarter but not in their most recent 13F. Figures below are their last reported position, not a current holding.
| Investor | Firm | Last reported shares | Value then | Last held |
|---|---|---|---|---|
| Steve Cohen | Point72 Asset Management | 93.7K | $341.1K | Jun 30, 2025 |
| Paul Tudor Jones | Tudor Investment Corp | 10.9K | $15.2K | Mar 31, 2026 |
Recent activity
- Reduced$26.7K(-55.69%)Nov 14, 2024
- Increased$322.3K(737.97%)Feb 14, 2025
- Increased$2.3M(609.62%)May 15, 2025
- Increased$7.9M(79.71%)Aug 14, 2025
- Reduced$2.7M(-42.13%)Feb 17, 2026
- Increased$3.3M(44.22%)May 15, 2026
- Increased$3.6M(34.05%)Aug 14, 2026
- Reduced$262.3K(-48.25%)Nov 14, 2024
- Increased$7.4M(156.30%)May 15, 2025
- Reduced$9.3M(-33.69%)Aug 14, 2025
- Increased$9.6M(38.56%)Nov 14, 2025
- Increased$8.1M(42.66%)Feb 17, 2026
- Increased$2.3M(14.80%)Aug 14, 2026
- New$4.2KJul 21, 2025
- Increased$341.1K(4179.50%)Aug 14, 2025
- Sold$0(-100.00%)Nov 14, 2025
- Unchanged$145.1K(0.00%)Aug 14, 2024
- Unchanged$187.8K(0.00%)Nov 14, 2024
- Sold$0(-100.00%)Feb 14, 2025
- Unchanged$15.2K(0.00%)May 15, 2026
- Sold$0(-100.00%)Aug 14, 2026
- New$391.6KAug 14, 2024
- $6MMay 15, 2024
- $260.4KMay 15, 2024
Frequently asked questions
- How many institutional investors hold AKBA?
- 2 tracked institutional investors disclosed a position in AKBA (AKEBIA THERAPEUTICS INC) in their most recent 13F filing.
- Who is the largest institutional holder of AKBA?
- Ken Griffin, Citadel Advisors, holds the largest disclosed position in AKBA, valued at $10M.
- Did institutional ownership of AKBA increase or decrease?
- Across recent 13F filings, tracked investors recorded 4 new positions, 10 increased, 4 reduced, and 3 fully exited AKBA.
- Where does this AKBA ownership data come from?
- SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.