Ranked by reported Q2 2025 13F market value
Share of total reported institutional value in WINT held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | JANE STREET GROUP, LLC | 15K | $8K | β | 54.729% | 0.00% |
| 2 | Tower Research Capital LLC (TRC) | 2K | $1K | +60.8% | 8.292% | 0.00% |
| 3 | BANK OF AMERICA CORP /DE/ | 103 | $53 | +3.0% | 0.386% | 0.00% |
| 4 | SBI Securities Co., Ltd. | 24 | $12 | 0.0% | 0.090% | 0.00% |
| 5 | UBS Group AG | 22 | $11 | -99.9% | 0.083% | 0.00% |
| 6 | CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | β | 0.000% | β |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in WINT β a direct measure of their conviction.
Filings activity in WINT during Q2 2025, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q2 2025 | 6 | +0.0% | 199.99% | +0.00 pp | $0M | 85% |
| Q1 2025 | 6 | 65% | 199.99% | +0.00 pp | $0M | 46% |
| Q4 2024 | 17 | +113% | 199.99% | +0.00 pp | $0M | 73% |
| Q3 2024 | 8 | +14% | 199.99% | +0.00 pp | $0M | 83% |
| Q2 2024 | 7 | 30% | 199.99% | +0.00 pp | $2M | +859% |
| Q1 2024 | 10 | 63% | 199.99% | +0.00 pp | $0M | 100% |
| Q2 2021 | 27 | +23% | 199.99% | +0.00 pp | $160M | +0.7% |
| Q1 2021 | 22 | β | 199.99% | β | $159M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying WINT stock.
Based on Q2 2025 13F filings, institutional ownership of Windtree Therapeutics, Inc. stands at 200.0%, held across 6 reporting institutions.
JANE STREET GROUP, LLC is the largest reported institutional holder of WINT, with approximately 14,599 shares worth $0.00B as of Q2 2025.
Yes β 1 widely-followed marquee investor appear among the top 25 institutional holders of WINT, including JANE STREET GROUP, LLC.
Our composite Smart Money Score for WINT is 49 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
1 institutions opened new positions in WINT during Q2 2025, while 1 fully exited. 0 added to existing positions and 4 trimmed.
WINT institutional ownership rose by 0.00 percentage points quarter-over-quarter, with a net change of +0 holders.
The top 10 institutions account for 100.0% of all reported 13F value in WINT, and the top 25 account for 100.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Windtree Therapeutics, Inc. (WINT) Institutional Ownership