Security key
34960Q307
Fortress Biotech, Inc. - Common Stock, par value $0.001 per share (FBIO)
CUSIP: 34960Q307
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 5,359,286
- Total 13F value
- $14,951,860
- Share change
- -450,963
- Put/Call ratio
- 2995%
- SEC-reported price per share
- $2.79
- Number of holders
- 52
- Value change
- -$1,567,086
- Number of buys
- 21
- Number of sells
- 28
- Shares outstanding
- 33,557,755
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
52
Top holders
10
FBIO full security history
Ownership snapshot
Full 13F holder table
Fortress Biotech, Inc. SEC filings
Fortress Biotech, Inc. company facts
Fortress Biotech, Inc. 13D/G history
Broader feeds
Ownership snapshot
Top reported holders of FBIO - Fortress Biotech, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
HIGHBRIDGE CAPITAL MANAGE...
Disclosed value leader
Lindsay A. Rosenwald MD
Comparable rows
15/15
Latest evidence
31 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 7.8%
13D/G row: HIGHBRIDGE CAPITAL MANAGEMENT LLC
Showing 1-6 of 15 holder rows.
Quick read
HIGHBRIDGE CAPITAL MANAGEMENT LLC leads the comparable SEC ownership view at 7.8%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens HIGHBRIDGE CAPITAL MANAGEMENT LLC's linked filing trail.
Comparable ownership
Top 5
HIGHBRIDGE CAPITAL MANAGEMENT LLC
7.8%
Lindsay A. Rosenwald MD
14%
Michael S. Weiss
6.8%
J. Jay Lobell
0.57%
Jimmie Harvey
0.44%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| HIGHBRIDGE CAPITAL MANAGEMENT LLC |
13D/G
|
7.8%
|
—
2,734,654 shares
|
$0 | 31 Mar 2026 |
| Lindsay A. Rosenwald MD |
3/4/5
PRESIDENT, CEO & CHAIRMAN, Director, 10%+ Owner
|
14%
|
$16,145,680
4,586,841 shares
|
— | 18 Mar 2026 |
| Michael S. Weiss |
3/4/5
Executive Vice Chairman, Director
|
6.8%
|
$8,013,498
2,276,562 shares
|
— | 18 Mar 2026 |
| J. Jay Lobell |
3/4/5
Director
|
0.57%
|
$565,647
192,397 shares
|
— | 01 Jan 2026 |
| Jimmie Harvey |
3/4/5
Director
|
0.44%
|
$431,309
146,704 shares
|
— | 01 Jan 2026 |
| Dov Klein |
3/4/5
Director
|
0.39%
|
$382,508
130,105 shares
|
— | 01 Jan 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
52
Shares
5,359,286
Rows available
52
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q1 2026 Across Filers
Q1 2026 holders
52
Q1 2026 holders
52
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|