ASTINasdaqSemiconductors & Related DevicesFiscal year ends December 31
Ascent Solar Technologies, Inc.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 6, 2026
$1.83−0.02 (-1.08%)
Close on Oct 19, 2026
- Market cap
- $17.54M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
20.7%
2M of 10M shares
Institutional holders
38
18 new, 5 sold out
Net institutional buying
1M
In Q2 2026
Insider trades, 12 months
0 buys · 7 sales
Net sold $410.75K
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Ryan Taylor | 946,100 | 9.90% | 13G (passive) amendment | May 12, 2026 |
| Waqas Khatri | 494,979 | 9.99% | 13G (passive) | Dec 31, 2025 |
| Daniel B. Asher | 338,252 | 9.99% | 13G (passive) amendment | Sep 30, 2025 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of ASTI | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Vanguard Capital Management LLC | 382,637 | 3.90% | $1.91M | +293,665 | 0.00% |
| Soviero Asset Management, LP | 370,000 | 3.77% | $1.85M | New | 0.78% |
| Jane Street Group, LLC | 340,196 | 3.47% | $1.70M | +324,936 | 0.00% |
| DnB Asset Management AS | 265,360 | 2.70% | $1.33M | New | 0.00% |
| UBS Group AG | 119,656 | 1.22% | $598.28K | −28,696 | 0.00% |
| Geode Capital Management, LLC | 108,451 | 1.10% | $542.54K | +29,329 | 0.00% |
| Morgan Stanley | 68,534 | 0.70% | $342.67K | +66,034 | 0.00% |
| BlackRock, Inc. | 64,943 | 0.66% | $324.72K | +57,902 | 0.00% |
| Vanguard Fiduciary Trust Co | 52,212 | 0.53% | $261.06K | +6,822 | 0.00% |
| State Street Corp | 51,938 | 0.53% | $259.69K | +28,900 | 0.00% |
| Two Sigma Investments, LP | 35,057 | 0.36% | $175.29K | New | 0.00% |
| NewEdge Advisors, LLC | 28,080 | 0.29% | $140.40K | New | 0.00% |
| Cetera Investment Advisers | 24,751 | 0.25% | $123.76K | −250 | 0.00% |
| Northern Trust Corp | 19,870 | 0.20% | $99.35K | +1,203 | 0.00% |
| XTX Topco Ltd | 14,947 | 0.15% | $74.74K | New | 0.00% |
| Engineers Gate Manager LP | 14,607 | 0.15% | $73.04K | +3,149 | 0.00% |
| Citigroup Inc | 12,866 | 0.13% | $64.33K | New | 0.00% |
| Transcend Capital Advisors, LLC | 10,650 | 0.11% | $53.25K | +650 | 0.00% |
| Virtu Financial LLC | 10,327 | 0.11% | $52 | New | 0.00% |
| Founders Financial Securities LLC | 10,000 | 0.10% | $50.00K | – | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 38 | 2M | 20.7% | 18 / 11 | 4 / 5 | 2M | 0M |
| Q1 2026 | 26 | 1M | 7.1% | 11 / 5 | 5 / 3 | 1M | 0M |
| Q4 2025 | 19 | 0M | 3.0% | 11 / 5 | 1 / 5 | 0M | 0M |
| Q3 2025 | 13 | 0M | 2.3% | 7 / 4 | 1 / 2 | 0M | 0M |
| Q2 2025 | 9 | 0M | 0.2% | 3 / 3 | 0 / 4 | 0M | 0M |
| Q1 2025 | 10 | 0M | 0.1% | 2 / 0 | 1 / 4 | 0M | 0M |
| Q4 2024 | 12 | 0M | 0.4% | 3 / 1 | 3 / 1 | 0M | 0M |
| Q3 2024 | 11 | 0M | 0.1% | 11 / 0 | 0 / 0 | 0M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of ASTI | Value | % of fund | As of |
|---|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 251,624 | 2.56% | $1.26M | 0.00% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 121,213 | 1.23% | $606.07K | 0.00% | Jun 30, 2026 |
| Fidelity Extended Market Index Fund | 41,068 | 0.42% | $305.14K | 0.00% | May 31, 2026 |
| iShares Micro-Cap ETF | 30,408 | 0.31% | $152.04K | 0.01% | Jun 30, 2026 |
| Fidelity Series Total Market Index Fund | 11,294 | 0.12% | $83.91K | 0.00% | May 31, 2026 |
| Fidelity Total Market Index Fund | 9,750 | 0.10% | $72.44K | 0.00% | May 31, 2026 |
| Vanguard Institutional Total Stock Market Index Fund | 6,510 | 0.07% | $32.55K | 0.00% | Jun 30, 2026 |
| Fidelity Nasdaq Composite Index Fund | 4,280 | 0.04% | $31.80K | 0.00% | May 31, 2026 |
| Vanguard Balanced Index Fund | 3,290 | 0.03% | $16.45K | 0.00% | Jun 30, 2026 |
| 1290 VT Micro Cap Portfolio | 2,052 | 0.02% | $10.26K | 0.00% | Jun 30, 2026 |
| Total Stock Market Index Trust | 200 | 0.00% | $1.00K | 0.00% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Paul P. Warley | Chief Executive Officer, Director | 246,538 | 2.51% | Jul 6, 2026 |
| Jin H. Jo | Chief Financial Officer | 37,612 | 0.38% | Jul 6, 2026 |
| Bobby Gulati | Chief Operating Officer | 328 | 0.00% | Jul 6, 2026 |
| Reynolds T. Forrest | Director | 62 | 0.00% | Sep 15, 2026 |
| David Theodore Peterson JR | Director | 108,152 | 1.10% | Jul 6, 2026 |
| Louis C. Berezovsky | Director | 42,361 | 0.43% | Jul 6, 2026 |
| Gregory C. Thompson | Director | 42,361 | 0.43% | Jul 6, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Reynolds T. Forrest Director | Sep 11, 2026 | Sale | −22,152 | $2.89 | $64.02K | 62 |
| Reynolds T. Forrest Director | Aug 27, 2026 | Sale | −5,000 | $3.10 | $15.50K | 22,214 |
| Reynolds T. Forrest Director | Aug 25, 2026 | Sale | −4,120 | $3.05 | $12.57K | 27,214 |
| Reynolds T. Forrest Director | Jun 2, 2026 | Sale | −5,000 | $9.45 | $47.25K | 31,334 |
| Reynolds T. Forrest Director | May 29, 2026 | Option exercise | +10,000 | $1.63 | $16.30K | 46,248 |
| Reynolds T. Forrest Director | May 29, 2026 | Sale | −7,843 | $9.15 | $71.76K | 36,334 |
| Reynolds T. Forrest Director | May 29, 2026 | Tax withholding | −2,071 | $7.87 | $16.30K | 44,177 |
| Reynolds T. Forrest Director | May 28, 2026 | Option exercise | +10,000 | $1.63 | $16.30K | 38,655 |
| Reynolds T. Forrest Director | May 28, 2026 | Tax withholding | −2,407 | $6.77 | $16.30K | 36,248 |
| Reynolds T. Forrest Director | May 22, 2026 | Conversion | +28,343 | $2.50 | $70.86K | 28,655 |
| Reynolds T. Forrest Director | Dec 30, 2025 | Sale | −521 | $4.62 | $2.41K | 312 |
| Reynolds T. Forrest Director | Dec 23, 2025 | Sale | −38,827 | $5.08 | $197.24K | 833 |
| Reynolds T. Forrest Director | Dec 15, 2025 | Conversion | +38,827 | $2.50 | $97.07K | 39,660 |
| Bobby Gulati Chief Operating Officer | Jan 1, 2025 | Tax withholding | −49 | $3.10 | $152 | 328 |
| David Theodore Peterson JR Director | Jul 2, 2024 | Buy | +66,000 | $0.09 | $5.94K | 108,152 |
| Paul P. Warley Chief Executive Officer, Director | Apr 12, 2024 | Buy | +15,000 | $0.12 | $1.80K | 246,538 |
| Jin H. Jo Chief Financial Officer | Mar 31, 2024 | Tax withholding | −4,888 | $0.39 | $1.91K | 37,612 |
| Bobby Gulati Chief Operating Officer | Mar 31, 2024 | Tax withholding | −4,888 | $0.39 | $1.91K | 37,612 |
| Paul P. Warley Chief Executive Officer, Director | Mar 31, 2024 | Tax withholding | −25,184 | $0.39 | $9.82K | 231,538 |
| Paul P. Warley Chief Executive Officer, Director | Mar 8, 2024 | Award | +25,000 | $0.38 | $9.50K | 281,722 |
| Bobby Gulati Chief Operating Officer | Jan 17, 2024 | Award | +42,500 | – | – | 42,500 |
| Reynolds T. Forrest Director | Jan 17, 2024 | Award | +25,000 | – | – | 83,243 |
| Gregory C. Thompson Director | Jan 17, 2024 | Award | +25,000 | – | – | 42,361 |
| Jin H. Jo Chief Financial Officer | Jan 17, 2024 | Award | +42,500 | – | – | 42,500 |
| David Theodore Peterson JR Director | Jan 17, 2024 | Award | +30,000 | – | – | 42,152 |
| Paul P. Warley Chief Executive Officer, Director | Jan 17, 2024 | Award | +215,000 | – | – | 256,722 |
| Louis C. Berezovsky Director | Jan 17, 2024 | Award | +25,000 | – | – | 42,361 |
| Reynolds T. Forrest Director | Nov 1, 2023 | Buy | +3,529 | $0.85 | $3.00K | 58,243 |
| Reynolds T. Forrest Director | Oct 24, 2023 | Buy | +2,631 | $1.14 | $3.00K | 54,714 |
| Gregory C. Thompson Director | Sep 28, 2023 | Buy | +17,361 | $2.88 | $50.00K | 17,361 |
| Louis C. Berezovsky Director | Sep 28, 2023 | Buy | +17,361 | $2.88 | $50.00K | 17,361 |
| Paul P. Warley Chief Executive Officer | Sep 28, 2023 | Buy | +34,722 | $2.88 | $100.00K | 38,222 |
| David Theodore Peterson JR Director | Sep 28, 2023 | Buy | +12,152 | $2.88 | $35.00K | 12,152 |
| Reynolds T. Forrest Director | Sep 28, 2023 | Buy | +52,083 | $2.88 | $150.00K | 52,083 |
| BD1 Investment Holding, LLC 10% owner | Apr 6, 2023 | Sale | −4,500,000 | – | – | 7,933,334 |
| BD1 Investment Holding, LLC 10% owner | Mar 17, 2023 | Sale | −3,000,000 | – | – | 12,433,334 |
| Johannes Kuhn 10% owner | Feb 3, 2023 | Sale | −500,000 | – | – | 15,433,334 |
| Paul P. Warley Chief Financial Officer | Dec 12, 2022 | Award | +700,000 | – | – | 700,000 |
| Jeffrey Max Chief Executive Office | Sep 21, 2022 | Award | +3,534,591 | – | – | 3,534,591 |
| Bernd Fortsch 10% owner | May 31, 2022 | Sale | −101 | $6.50 | $657 | 4,958,927 |
| AG TubeSolar 10% owner | May 25, 2022 | Sale | −195 | $6.50 | $1.27K | 4,959,028 |
| AG TubeSolar 10% owner | May 24, 2022 | Sale | −312 | $6.51 | $2.03K | 4,959,223 |
| AG TubeSolar 10% owner | May 23, 2022 | Sale | −1,699 | $6.53 | $11.09K | 4,959,535 |
| BD1 Investment Holding, LLC 10% owner | Feb 1, 2022 | Conversion | +15,800,000 | $0.50 | $7.90M | 15,933,334 |
| Bernd Fortsch 10% owner | Feb 1, 2022 | Conversion | +4,800,000 | $0.50 | $2.40M | 4,961,234 |
| Bernd Fortsch 10% owner | Feb 1, 2022 | Conversion | +2,600,000 | $0.50 | $1.30M | 5,545,042 |
| AG TubeSolar 10% owner | Jan 13, 2022 | Sale | −841,098 | $0.01 | $8.41K | 806,167,902 |
| AG TubeSolar 10% owner | Jan 12, 2022 | Sale | −491,000 | $0.01 | $4.91K | 807,009,000 |
| AG TubeSolar 10% owner | Jan 11, 2022 | Sale | −2,509,000 | $0.01 | $25.09K | 807,500,000 |
| AG TubeSolar 10% owner | Jan 10, 2022 | Sale | −14,823,755 | $0.01 | $148.24K | 810,009,000 |
| AG TubeSolar 10% owner | Jan 5, 2022 | Sale | −56,728,315 | $0.01 | $567.28K | 824,832,755 |
| AG TubeSolar 10% owner | Jan 4, 2022 | Sale | −17,880,371 | $0.01 | $178.80K | 881,561,070 |
| AG TubeSolar 10% owner | Dec 10, 2021 | Sale | −411,800 | $0.01 | $4.12K | 899,441,411 |
| Bernd Fortsch 10% owner | Dec 9, 2021 | Conversion | +2,725,205,300 | – | – | 14,725,205,300 |
| AG TubeSolar 10% owner | Dec 9, 2021 | Sale | −5,915,201 | $0.01 | $59.15K | 899,853,241 |
| AG TubeSolar 10% owner | Dec 1, 2021 | Sale | −24,231,558 | $0.01 | $242.32K | 905,768,442 |
| AG TubeSolar 10% owner | Nov 30, 2021 | Sale | −20,000,000 | $0.01 | $200.00K | 930,000,000 |
| AG TubeSolar 10% owner | Nov 18, 2021 | Sale | −36,500,000 | $0.01 | $365.00K | 950,000,000 |
| AG TubeSolar 10% owner | Nov 17, 2021 | Sale | −7,000,000 | $0.01 | $70.00K | 986,500,000 |
| AG TubeSolar 10% owner | Nov 16, 2021 | Sale | −6,500,000 | $0.01 | $65.00K | 993,500,000 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| T. Reynolds Forrest Director | May 29, 2026 | 44,115 | $347.19K | May 29, 2026 | Convertible preferred shares were purchased for cash on 12/30/24 and then converted to common stock on 5/28/2026. Stock options were granted under the Company's equity incentive plan on 6/2/2025 and t |
| T. Reynolds Forrest Director | Dec 29, 2025 | 521 | $1.86K | Dec 29, 2025 | Reporting Person acquired the shares in the Issuer's registered public offering on 9/27/2023 |
| T. Reynolds Forrest Director | Dec 22, 2025 | 38,827 | $164.24K | Dec 22, 2025 | Reporting Person acquired Series 1C convertible preferred stock directly from the company in a private placement. Preferred shares were converted into common stock on 12/15/2025. |