156 tracked 13F filers disclose a position in AKBA as of the latest SEC 13F filings, a combined $121.9M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $26.0M | 18.7M | ▼−3.2% Reduced · −625K sh | Q1 2026 | |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $15.5M | 11.2M | →First observed position No prior filed position | Q1 2026 | |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $7.7M | 6.7M | ▲+4.3% Added · +275K sh | Q2 2026 | |
| 4 | STATE STREET CORP | $6.1M | 5.4M | ▼−54% Reduced · −6.2M sh | Q2 2026 | |
| 5 | GOLDMAN SACHS GROUP INC | $5.0M | 3.6M | ▼−23% Reduced · −1.1M sh | Q1 2026 | |
| 6 | CITIGROUP INC | $4.0M | 2.9M | ▲+17% Added · +418K sh | Q1 2026 | |
| 7 | BANK OF AMERICA CORP /DE/ | $3.8M | 2.8M | ▲+22% Added · +506K sh | Q1 2026 | |
| 8 | Qube Research & Technologies Ltd | $3.3M | 2.4M | ▼−20% Reduced · −596K sh | Q1 2026 | |
| 9 | MILLENNIUM MANAGEMENT LLC | $3.3M | 2.4M | ▲+44% Added · +731K sh | Q1 2026 | |
| 10 | VANGUARD PORTFOLIO MANAGEMENT LLC | $3.1M | 2.2M | →First observed position No prior filed position | Q1 2026 | |
| 11 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $2.8M | 2.0M | ▼−7.6% Reduced · −165K sh | Q1 2026 | |
| 12 | Nantahala Capital Management, LLC | $2.3M | 2.0M | —Held | Q2 2026 | |
| 13 | NORTHERN TRUST CORP | $2.7M | 1.9M | ▼−16% Reduced · −368K sh | Q1 2026 | |
| 14 | RENAISSANCE TECHNOLOGIES LLC | $2.5M | 1.8M | ▼−49% Reduced · −1.8M sh | Q1 2026 | |
| 15 | AQR CAPITAL MANAGEMENT LLC | $2.5M | 1.8M | ▲+177% Added · +1.1M sh | Q1 2026 | |
| 16 | VANGUARD FIDUCIARY TRUST CO | $2.5M | 1.8M | →First observed position No prior filed position | Q1 2026 | |
| 17 | JANE STREET GROUP, LLC | $2.0M | 1.5M | ▲+111% Added · +765K sh | Q1 2026 | |
| 18 | CITADEL ADVISORS LLC | $1.9M | 1.4M | ▼−70% Reduced · −3.3M sh | Q1 2026 | |
| 19 | FMR LLC | $1.9M | 1.3M | ▲+19% Added · +210K sh | Q1 2026 | |
| 20 | TWO SIGMA INVESTMENTS, LP | $1.8M | 1.3M | ▲14× Added · +1.2M sh | Q1 2026 | |
| 21 | DIMENSIONAL FUND ADVISORS LP | $1.3M | 922K | ▼−41% Reduced · −649K sh | Q1 2026 | |
| 22 | Hennion & Walsh Asset Management, Inc. | $957K | 840K | ▲+33% Added · +206K sh | Q2 2026 | |
| 23 | UBS Group AG | $1.1M | 769K | ▼−12% Reduced · −102K sh | Q1 2026 | |
| 24 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1.0M | 722K | ▲+11% Added · +74K sh | Q1 2026 | |
| 25 | MANGROVE PARTNERS IM, LLC | $760K | 667K | ▲+77% Added · +291K sh | Q2 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 6 funds opened a new position in AKBA and 15 added to an existing one, while 14 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 68 funds | $195.6B |
| MICRON TECHNOLOGY INCMU | 68 funds | $18.3B |
| APPLE INCAAPL | 67 funds | $149.3B |
| MICROSOFT CORPMSFT | 67 funds | $132.5B |
| META PLATFORMS INC-CLASS AMETA | 67 funds | $58.3B |
| COSTCO WHOLESALE CORPCOST | 67 funds | $19.5B |
| AMAZON.COM INCAMZN | 66 funds | $95.3B |
| ELI LILLY & COLLY | 66 funds | $39.5B |
| JPMORGAN CHASE & COJPM | 66 funds | $30.8B |
| BROADCOM INCAVGO | 65 funds | $80.9B |
| ALPHABET INC-CL AGOOGL | 65 funds | $77.0B |
| TESLA INCTSLA | 65 funds | $34.0B |
Ranked by how many of AKBA's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 29, 2026 | Ostrowski Erik | SVP, CFO, CBO & Treasurer | Sell (S) | 56K | $62K |
| Mar 4, 2026 | Butler John P. | CEO and President, Director | Buy (P) | 69K | $87K |
| Feb 2, 2026 | Butler John P. | CEO and President, Director | Sell (S) | 84K | $116K |
| Feb 2, 2026 | Butler John P. | CEO and President, Director | Sell (S) | 115K | $160K |
| Feb 2, 2026 | Butler John P. | CEO and President, Director | Sell (S) | 96K | $134K |
| Feb 2, 2026 | Butler John P. | CEO and President, Director | Sell (S) | 47K | $65K |
| Feb 2, 2026 | Burke Steven Keith | SVP, Chief Medical Officer | Sell (S) | 25K | $35K |
| Feb 2, 2026 | Burke Steven Keith | SVP, Chief Medical Officer | Sell (S) | 22K | $30K |
| Feb 2, 2026 | Burke Steven Keith | SVP, Chief Medical Officer | Sell (S) | 21K | $29K |
| Feb 2, 2026 | Grund Nicholas | Chief Commercial Officer | Sell (S) | 54K | $74K |
| Feb 2, 2026 | Grund Nicholas | Chief Commercial Officer | Sell (S) | 31K | $43K |
| Feb 2, 2026 | Ostrowski Erik | SVP, CFO, CBO & Treasurer | Sell (S) | 35K | $49K |
Connected entities for AKBA
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/AKBA/capital-change-brief"
Use Arkolith's capital_change_brief for AKBA. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for AKBA. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.