Albireo Pharma, Inc.
Albireo Pharma, Inc. (ALBO) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · ALBO · as of Sep 30, 2025
Ownership Breakdown
1
Institutional Holders
$44
Total Inst. Value
20.74M
Shares Outstanding
freeFloat 68.56%
1
13F Shares Held
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
ALBO largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 1 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
HUNTINGTON NATIONAL BANK pharmaceutical preparations | 1 | 0.00% | 0.00% | $744,000 | Nov 12, 2025 | — held |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
0
Increased
+0 shares0
New Positions
first time holders0
Decreased
−0 shares0
Sold Out
fully exitedNet shares change (top 50)
+0
+0 / −0
Net new holders
+0
0 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
ALBO insider trading · insider activity
Source: SEC Form 4
16
Buy transactions
98
Sell transactions
0.16
Buy/Sell ratio
$3M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Chiswell David director | Mar 2, 2023 | D-Return | 8,000 | $19.47 | $155.8K | 0 | Form 4 ↗ |
Chiswell David director | Mar 2, 2023 | D-Return | 8,000 | $27.89 | $223.1K | 0 | Form 4 ↗ |
Chiswell David director | Mar 2, 2023 | D-Return | 3,000 | $17.05 | $51.1K | 0 | Form 4 ↗ |
Chiswell David director | Mar 2, 2023 | U-Tender | 56,278 | $10.00 | $562.8K | 0 | Form 4 ↗ |
Chiswell David director | Mar 2, 2023 | D-Return | 5,500 | $32.53 | $178.9K | 0 | Form 4 ↗ |
Chiswell David director | Mar 2, 2023 | D-Return | 4,500 | $18.54 | $83.4K | 0 | Form 4 ↗ |
Chiswell David director | Mar 2, 2023 | D-Return | 8,000 | $36.87 | $295.0K | 0 | Form 4 ↗ |
Chiswell David director | Mar 2, 2023 | D-Return | 5,500 | $31.22 | $171.7K | 0 | Form 4 ↗ |
Alesina Susan director | Mar 2, 2023 | D-Return | 16,000 | $25.86 | $413.8K | 0 | Form 4 ↗ |
Okey Stephanie director | Mar 2, 2023 | D-Return | 5,500 | $31.22 | $171.7K | 0 | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Albireo Pharma, Inc. (ALBO) is primarily owned by institutional investors, who hold approximately 0.0% of total shares outstanding. Company insiders own approximately 31.44%, while retail and public investors account for the remaining 68.56%.
The largest institutional shareholder of Albireo Pharma, Inc. is HUNTINGTON NATIONAL BANK, holding approximately 1 shares — equal to — of outstanding shares — as of September 30, 2025.
A total of 1 institutional investors currently hold ALBO stock, with a combined institutional value of approximately $44 as of the most recent 13F filing period.
Frequently asked questions
ALBO ownershipAlbireo Pharma, Inc. (ALBO) is primarily owned by institutional investors, who hold approximately 0.0% of shares. The largest shareholder is HUNTINGTON NATIONAL BANK with a — stake. Company insiders hold 31.44%. Data sourced from SEC Form 13F as of September 30, 2025.