Search
Fortress Biotech Inc
FBIOAdd to Watchlist
3.130USD
-0.160-4.86%
Close 07-31 16:00（ET）Quotes delayed by 15 min
103.98MMarket Cap
0.81P/E TTM
Shareholding Stats
Updated: Mon, May 11
Updated: Mon, May 11
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Rosenwald (Lindsay A)
13.81%
Weiss (Michael S)
6.85%
Opaleye Management Inc.
3.28%
Vanguard Capital Management, LLC
2.91%
Summit Financial, LLC
1.32%
Other
71.83%
Shareholders
Shareholders
Proportion
Rosenwald (Lindsay A)
13.81%
Weiss (Michael S)
6.85%
Opaleye Management Inc.
3.28%
Vanguard Capital Management, LLC
2.91%
Summit Financial, LLC
1.32%
Other
71.83%
Shareholder Types
Shareholders
Proportion
Individual Investor
22.79%
Investment Advisor
9.55%
Hedge Fund
5.62%
Investment Advisor/Hedge Fund
2.48%
Research Firm
0.49%
Venture Capital
0.04%
Other
59.02%
Institutional Shareholding
Updated: Wed, Apr 1
Updated: Wed, Apr 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2026Q1
113
6.02M
18.14%
-871.67K
2025Q4
92
4.96M
26.50%
--
2025Q3
107
4.96M
27.33%
--
2025Q2
114
4.96M
27.45%
+47.82K
2025Q1
116
4.91M
27.75%
-3.29M
2024Q4
121
4.82M
26.63%
+370.47K
2024Q3
123
4.48M
24.67%
+822.95K
2024Q2
130
3.66M
27.39%
+620.10K
2024Q1
155
3.04M
28.91%
-2.56M
2023Q4
162
4.72M
15.96%
+3.18M
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Rosenwald (Lindsay A)
4.59M
14.78%
+475.42K
+11.56%
Mar 18, 2026
Weiss (Michael S)
2.28M
7.33%
+475.42K
+26.40%
Mar 18, 2026
Opaleye Management Inc.
1.09M
3.51%
+1.09M
--
Dec 31, 2025
Summit Financial, LLC
439.93K
1.42%
-4.82K
-1.08%
Dec 31, 2025
Shikiar Asset Management, Inc.
278.47K
0.9%
--
--
Dec 31, 2025
Geode Capital Management, L.L.C.
262.49K
0.85%
+18.07K
+7.39%
Dec 31, 2025
Northern Trust Investments, Inc.
239.53K
0.77%
+18.90K
+8.56%
Dec 31, 2025
Susquehanna International Group, LLP
229.78K
0.74%
-126.40K
-35.49%
Dec 31, 2025
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
iShares Micro-Cap ETF
0.01%
Fidelity Enhanced Small Cap ETF
0%
iShares Micro-Cap ETF
Proportion0.01%
Fidelity Enhanced Small Cap ETF
Proportion0%