ERNANasdaqPharmaceutical PreparationsFiscal year ends December 31Also trades as ERNAW
Ernexa Therapeutics Inc.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 6, 2026
$1.98−0.11 (-5.26%)
Close on Oct 19, 2026
- Market cap
- $2.34M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
0M
Shares held, 13F filers
Institutional holders
9
9 new, 0 sold out
Net institutional buying
0M
In Q2 2026
Insider trades, 12 months
1 buys · 0 sales
Net bought $2.00M
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Bleichroeder LP | 80,000 | 6.86% | 13G (passive) | Mar 31, 2026 |
| Curtis Huff | 786,040 | 9.90% | 13G (passive) amendment | Dec 19, 2025 |
| Katherine H. Halpern | 66,751 | 5.60% | 13G (passive) amendment | Feb 10, 2026 |
| Shameek Konar | 558,531 | 7.12% | 13G (passive) amendment | Jun 30, 2025 |
| John D. Halpern | 5,136,581 | 9.99% | 13G (passive) amendment | Oct 29, 2024 |
| Freebird Partners LP | 120,412 | 9.90% | 13G (passive) amendment | Feb 10, 2026 |
| Victoria Konar | 118,342 | 9.70% | 13G (passive) amendment | Feb 10, 2026 |
| Charles Cherington | 10,791,335 | 34.70% | 13D (active) amendment | Feb 10, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of ERNA | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Citadel Advisors LLC | 15,104 | – | $100.44K | New | 0.00% |
| Vanguard Fiduciary Trust Co | 8,336 | – | $55.43K | New | 0.00% |
| Dauntless Investment Group, LLC | 6,000 | – | $39.90K | New | 0.03% |
| Vanguard Capital Management LLC | 5,684 | – | $37.80K | New | 0.00% |
| Tradewinds Capital Management, LLC | 361 | – | $2.40K | New | 0.00% |
| BlackRock, Inc. | 33 | – | $219 | New | 0.00% |
| Assetmark, Inc | 5 | – | $33 | New | 0.00% |
| Bnp Paribas Arbitrage, Snc | 1 | – | $7 | New | 0.00% |
| SBI Securities Co., Ltd. | 1 | – | $7 | New | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|
| Q2 2026 | 9 | 0M | 9 / 0 | 0 / 0 | 0M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of ERNA | Value | % of fund | As of |
|---|---|---|---|---|---|
| Vanguard Extended Market Index Fund | 5,684 | – | $37.80K | 0.00% | Jun 30, 2026 |
| Fidelity Extended Market Index Fund | 5,574 | – | $58.92K | 0.00% | May 31, 2026 |
| Fidelity Series Total Market Index Fund | 2,414 | – | $25.52K | 0.00% | May 31, 2026 |
| Blackstone Alternative Multi-Strategy Fund | 1 | – | $7 | 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 | Latest filing |
|---|---|---|---|
| Sanjeev Luther | President and CEO, Director | – | Sep 1, 2026 |
| Sandra M. Gurrola | Sr. VP of Finance | 110 | Jul 7, 2025 |
| Robert J. Spiegel | Director | – | Sep 22, 2026 |
| James Arthur Bristol | Director | – | Sep 1, 2026 |
| William A. Wexler | Director | – | Sep 1, 2026 |
| David Polinsky | Director | 8,000 | Sep 1, 2026 |
| Peter Cicala | Director | – | Sep 1, 2026 |
| Elena Ratner | Director | – | Sep 1, 2026 |
| Charles Cherington | 10% owner | 6,779,440 | Feb 17, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Charles Cherington 10% owner | Feb 10, 2026 | Buy | +4,000,000 | $0.50 | $2.00M | 6,779,440 |
| Sandra M. Gurrola Sr. VP of Finance | Jun 21, 2025 | Option exercise | +30 | – | – | 110 |
| Charles Cherington 10% owner | Jun 9, 2025 | Buy | +21,241,163 | $0.10 | $2.12M | 41,659,743 |
| Charles Cherington 10% owner | Apr 2, 2025 | Buy | +3,768,397 | $0.10 | $376.84K | 20,401,602 |
| Charles Cherington 10% owner | Oct 29, 2024 | Buy | +261,756 | – | – | 818,221 |
| Charles Cherington 10% owner | Oct 29, 2024 | Buy | +5,420,823 | – | – | 12,245,589 |
| Charles Cherington 10% owner | Oct 29, 2024 | Buy | +1,237,762 | – | – | 6,824,766 |
| Charles Cherington 10% owner | Oct 29, 2024 | Buy | +4,768,783 | – | – | 5,587,004 |
| Charles Cherington 10% owner | Oct 29, 2024 | Conversion | +2,819,546 | $0.50 | $1.41M | 16,628,123 |
| Charles Cherington 10% owner | Oct 29, 2024 | Buy | +1,562,988 | – | – | 13,808,577 |
| Charles Cherington 10% owner | Sep 24, 2024 | Buy | +261,756 | – | – | 818,221 |
| Charles Cherington 10% owner | Sep 24, 2024 | Buy | +4,768,783 | – | – | 5,587,004 |
| Charles Cherington 10% owner | Sep 24, 2024 | Buy | +1,237,762 | – | – | 6,824,766 |
| Charles Cherington 10% owner | Sep 24, 2024 | Buy | +5,420,823 | – | – | 12,245,589 |
| Charles Cherington 10% owner | Sep 24, 2024 | Buy | +1,562,988 | – | – | 13,808,577 |
| Sandra M. Gurrola Sr. VP of Finance | Jun 21, 2024 | Tax withholding | −180 | $1.94 | $349 | 1,185 |
| Sandra M. Gurrola Sr. VP of Finance | Jun 21, 2024 | Option exercise | +437 | – | – | 1,365 |
| Sandra M. Gurrola Vice President of Finance | Jun 21, 2023 | Option exercise | +438 | – | – | 1,107 |
| Sandra M. Gurrola Vice President of Finance | Jun 21, 2023 | Tax withholding | −179 | $2.48 | $444 | 928 |
| Nicholas Jason Singer Director | Dec 2, 2022 | Buy | +70,822 | $3.28 | $232.30K | 121,822 |
| Nicholas Jason Singer Director | Dec 2, 2022 | Buy | +212,464 | $3.28 | $696.88K | 266,214 |
| Charles Cherington Director, 10% owner | Dec 2, 2022 | Buy | +261,756 | $3.28 | $858.56K | 556,465 |
| John D. Halpern 10% owner | Dec 2, 2022 | Buy | +335,920 | $3.28 | $1.10M | 450,961 |
| Roger Sidhu Chief Medical Officer | Sep 20, 2022 | Option exercise | +20,163 | – | – | 20,163 |
| Kevin DAmour Chief Scientific Officer | Jun 28, 2022 | Tax withholding | −6,077 | $0.55 | $3.34K | 11,496 |
| Kevin DAmour Chief Scientific Officer | Jun 28, 2022 | Option exercise | +17,573 | – | – | 17,573 |
| Sandra M. Gurrola Vice President of Finance | Jun 21, 2022 | Tax withholding | −3,586 | $0.48 | $1.72K | 13,367 |
| Sandra M. Gurrola Vice President of Finance | Jun 21, 2022 | Option exercise | +8,750 | – | – | 16,953 |
| George P. Denny Iii 10% owner | Jul 14, 2021 | Buy | +1 | $11.99 | $12 | 3 |
| George P. Denny Iii 10% owner | Jul 9, 2021 | Buy | +1 | $14.11 | $14 | 2 |
| George P. Denny Iii 10% owner | Jul 8, 2021 | Buy | +1 | $14.35 | $14 | 1 |
| George P. Denny Iii 10% owner | Jul 6, 2021 | Sale | −75,000 | $16.06 | $1.20M | 4,775,117 |
| Charles Cherington Director, 10% owner | Jun 17, 2021 | Sale | −198,000 | $15.74 | $3.12M | 5,896,101 |
| Charles Cherington Director, 10% owner | Jun 17, 2021 | Sale | −2,000 | $16.30 | $32.60K | 5,894,101 |
| Charles Cherington Director, 10% owner | Jun 16, 2021 | Sale | −200,000 | $15.73 | $3.15M | 6,094,101 |
| Charles Cherington Director | Jun 1, 2021 | Other | +92 | – | – | 5,894,193 |
| Allen Wolff Former Director and CEO | Mar 24, 2021 | Tax withholding | −9,944 | $2.67 | $26.55K | 128,520 |
| Sandra M. Gurrola Former SVP of Finance | Mar 24, 2021 | Tax withholding | −6,094 | $2.67 | $16.27K | 21,617 |
| Sandra M. Gurrola SVP of Finance | Mar 19, 2021 | Tax withholding | −116 | $3.53 | $409 | 27,711 |
| Allen Wolff CEO, Director | Mar 19, 2021 | Tax withholding | −207 | $3.53 | $731 | 138,464 |
| Sandra M. Gurrola SVP of Finance | Feb 19, 2021 | Tax withholding | −115 | $4.81 | $553 | 27,827 |
| Allen Wolff CEO, Director | Feb 19, 2021 | Tax withholding | −207 | $4.81 | $996 | 138,671 |
| Sandra M. Gurrola SVP of Finance | Jan 19, 2021 | Tax withholding | −1,400 | $2.55 | $3.57K | 27,942 |
| Allen Wolff CEO, Director | Jan 19, 2021 | Tax withholding | −2,987 | $2.55 | $7.62K | 138,878 |
| Allen Wolff CEO, Director | Dec 19, 2020 | Tax withholding | −170 | $2.17 | $369 | 141,865 |
| Sandra M. Gurrola SVP of Finance | Dec 19, 2020 | Tax withholding | −100 | $2.17 | $217 | 29,342 |
| Sandra M. Gurrola SVP of Finance | Nov 20, 2020 | Tax withholding | −98 | $1.88 | $184 | 29,442 |
| Allen Wolff CEO, Director | Nov 20, 2020 | Tax withholding | −170 | $1.88 | $320 | 142,035 |
| Sandra M. Gurrola SVP of Finance | Oct 21, 2020 | Tax withholding | −1,178 | $2.05 | $2.41K | 29,540 |
| Allen Wolff CEO, Director | Oct 21, 2020 | Tax withholding | −2,453 | $2.05 | $5.03K | 142,205 |
| Allen Wolff CEO, Director | Sep 22, 2020 | Tax withholding | −170 | $1.99 | $338 | 144,658 |
| Sandra M. Gurrola SVP of Finance | Sep 22, 2020 | Tax withholding | −97 | $1.99 | $193 | 30,718 |
| Allen Wolff CEO, Director | Aug 25, 2020 | Tax withholding | −170 | $2.62 | $445 | 144,828 |
| Sandra M. Gurrola SVP of Finance | Aug 25, 2020 | Tax withholding | −98 | $2.62 | $257 | 30,815 |
| Robert S. Ellin 10% owner | Aug 13, 2020 | Sale | −170,900 | $5.33 | $910.90K | 16,194 |
| Robert S. Ellin 10% owner | Aug 13, 2020 | Sale | −156,750 | $5.79 | $907.58K | 421 |
| Sandra M. Gurrola SVP of Finance | Jul 28, 2020 | Tax withholding | −1,178 | $1.85 | $2.18K | 30,913 |
| Allen Wolff CEO, Director | Jul 28, 2020 | Tax withholding | −2,453 | $1.85 | $4.54K | 144,998 |
| Sandra M. Gurrola SVP of Finance | Jun 29, 2020 | Tax withholding | −97 | $3.15 | $306 | 32,091 |
| Allen Wolff CEO, Director | Jun 29, 2020 | Tax withholding | −170 | $3.15 | $536 | 147,451 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.