Comparable stake leader
Joshua Silverman
SEC ownership of TAO Synergies Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001571934.
Disclosed value leader
Joshua Silverman
Comparable rows
0/33
Latest evidence
18 May 2026
- Public ticker
- TAOX on Nasdaq
- Parsed ownership sources
-
3/4/5 and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Joshua Silverman
Ranking: Comparable ownership first, then disclosed value
- Latest parsed ownership date
-
18 May 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001571934
- Issuer location
- New York, NY
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
1 signal
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of TAO Synergies Inc. (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
Joshua Silverman
Disclosed value leader
Joshua Silverman
Comparable rows
0/33
Latest evidence
18 May 2026
3/4/5
13F
Highest disclosed value: $626,703
33 rows are not safely comparable across share classes.
Showing 1-8 of 33 holder rows.
Quick read
Joshua Silverman has the largest disclosed position value at $626.7K.
0 of 33 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 Joshua Silverman's linked filing trail.
Disclosed position value
Top 5
Joshua Silverman
$626.7K
RENAISSANCE TECHNOLOGIES LLC
$579.2K
GEODE CAPITAL MANAGEMENT, LLC
$504.7K
VANGUARD CAPITAL MANAGEMENT LLC
$451.6K
VANGUARD FIDUCIARY TRUST CO
$258.5K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-8 of 33 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Joshua Silverman |
3/4/5
Executive Chairman, Director
|
—
mixed-class rows
|
$626,703
322,681 shares
mixed-class rows
|
— | 18 May 2026 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
—
class O/S missing
|
$579,242
101,800 shares
|
— | 31 Mar 2026 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
class O/S missing
|
$504,668
88,644 shares
|
— | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
—
class O/S missing
|
$451,610
79,369 shares
|
— | 31 Mar 2026 |
| VANGUARD FIDUCIARY TRUST CO |
13F
Company
|
—
class O/S missing
|
$258,508
45,432 shares
|
— | 31 Mar 2026 |
| Summit Financial, LLC |
13F
Company
|
—
class O/S missing
|
$246,235
43,275 shares
|
— | 31 Mar 2026 |
| Bruce Bernstein |
3/4/5
Director
|
—
mixed-class rows
|
$223,385
97,897 shares
mixed-class rows
|
— | 18 May 2026 |
| William S. Singer |
3/4/5
Director
|
—
mixed-class rows
|
$141,462
61,566 shares
mixed-class rows
|
— | 18 May 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.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 16 Jun 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-9 of 9 reporting-owner rows connected to TAO Synergies Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
9
Largest Forms 3/4/5 holder
Joshua Silverman
Net 12M change
$0
Latest report
18 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Joshua Silverman | Executive Chairman, Director | $626,703 | Mixed | 18 May 2026 | ||
| Bruce Bernstein | Director | $223,385 | Mixed | 18 May 2026 | ||
| William S. Singer | Director | $141,462 | Mixed | 18 May 2026 | ||
| Robert Weinstein | Chief Financial Officer | $119,830 | Mixed | 18 May 2026 | ||
| Jonathan Schechter | Director | $110,174 | Mixed | 06 Aug 2025 | ||
| George Perry | Director | $46,876 | Mixed | 13 Jul 2021 | ||
| Daniel L. Alkon | President and CSO, Director | $41,656 | Filing P/S | 16 Dec 2022 | ||
| Robert Ephron | Director | $32,535 | Mixed | 18 May 2026 | ||
| Alan J. Tuchman | Chief Medical Officer, Director | $30,685 | Mixed | 31 Dec 2025 |
Recent insider transactions for TAO Synergies Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Joshua Silverman | TAOX | Stock Option (Right to Buy) | Award | 200,000 | 200,000 | 18 May 2026 | Direct | |||
| Bruce Bernstein | TAOX | Stock Option (Right to Buy) | Award | 55,000 | 55,000 | 18 May 2026 | Direct | |||
| William S. Singer | TAOX | Stock Option (Right to Buy) | Award | 35,000 | 35,000 | 18 May 2026 | Direct | |||
| Robert Weinstein | TAOX | Stock Option (Right to Buy) | Award | 30,000 | 30,000 | 18 May 2026 | Direct | |||
| Robert Ephron | TAOX | Stock Option (Right to Buy) | Award | 10,000 | 10,000 | 18 May 2026 | Direct | |||
| William S. Singer | TAOX | Stock Option (Right to Buy) | Award | 800 | 800 | 07 Apr 2026 | Direct | |||
| Robert Ephron | TAOX | Stock Option (Right to Buy) | Award | 800 | 800 | 07 Apr 2026 | Direct | |||
| Bruce Bernstein | TAOX | Stock Option (Right to Buy) | Award | 800 | 800 | 07 Apr 2026 | Direct | |||
| Robert Weinstein | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -19.4% | -4,000 | 16,574 | 17 Oct 2025 | Direct | ||
| Robert Weinstein | SNPX | Common Stock, par value $0.0001 per share | Award | 94.6% | 10,000 | 20,574 | 17 Oct 2025 | Direct | ||
| William S. Singer | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -23.5% | -6,000 | 19,566 | 17 Oct 2025 | Direct | ||
| William S. Singer | SNPX | Common Stock, par value $0.0001 per share | Award | 142% | 15,000 | 25,566 | 17 Oct 2025 | Direct | ||
| Joshua Silverman | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -31.6% | -40,000 | 86,681 | 17 Oct 2025 | Direct | ||
| Joshua Silverman | SNPX | Common Stock, par value $0.0001 per share | Award | 374.8% | 100,000 | 126,681 | 17 Oct 2025 | Direct | ||
| Robert Ephron | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -40% | -3,000 | 4,500 | 17 Oct 2025 | Direct | ||
| Robert Ephron | SNPX | Common Stock, par value $0.0001 per share | Award | 7,500 | 7,500 | 17 Oct 2025 | Direct | |||
| Bruce Bernstein | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -24.4% | -10,000 | 30,897 | 17 Oct 2025 | Direct | ||
| Bruce Bernstein | SNPX | Common Stock, par value $0.0001 per share | Award | 157.3% | 25,000 | 40,897 | 17 Oct 2025 | Direct | ||
| Alan J. Tuchman | TAOX | Employee Stock Option (right to buy) | Award | 2,000 | 2,000 | 06 Aug 2025 | Direct | |||
| Robert Weinstein | SNPX | Employee Stock Option (right to buy) | Award | 7,000 | 7,000 | 06 Aug 2025 | Direct | |||
| William S. Singer | SNPX | Employee Stock Option (right to buy) | Award | 7,000 | 7,000 | 06 Aug 2025 | Direct | |||
| Joshua Silverman | SNPX | Employee Stock Option (right to buy) | Award | 36,000 | 36,000 | 06 Aug 2025 | Direct | |||
| Jonathan Schechter | SNPX | Employee Stock Option (right to buy) | Award | 10,000 | 10,000 | 06 Aug 2025 | Direct | |||
| Bruce Bernstein | SNPX | Employee Stock Option (right to buy) | Award | 12,000 | 12,000 | 06 Aug 2025 | Direct | |||
| William S. Singer | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -36.8% | -6,164 | 10,566 | 30 Jun 2025 | Direct | ||
| William S. Singer | SNPX | Common Stock, par value $0.0001 per share | Award | 1167.4% | 15,410 | 16,730 | 30 Jun 2025 | Direct | ||
| Robert Weinstein | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -36.8% | -6,164 | 10,574 | 30 Jun 2025 | Direct | ||
| Robert Weinstein | SNPX | Common Stock, par value $0.0001 per share | Award | 1160.4% | 15,410 | 16,738 | 30 Jun 2025 | Direct | ||
| Joshua Silverman | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -38.6% | -16,768 | 26,681 | 30 Jun 2025 | Direct | ||
| Joshua Silverman | SNPX | Common Stock, par value $0.0001 per share | Award | 2739.8% | 41,919 | 43,449 | 30 Jun 2025 | Direct | ||
| Jonathan Schechter | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -38.1% | -8,630 | 14,035 | 30 Jun 2025 | Direct | ||
| Jonathan Schechter | SNPX | Common Stock, par value $0.0001 per share | Award | 1979.4% | 21,575 | 22,665 | 30 Jun 2025 | Direct | ||
| Bruce Bernstein | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -38.3% | -9,863 | 15,897 | 30 Jun 2025 | Direct | ||
| Bruce Bernstein | SNPX | Common Stock, par value $0.0001 per share | Award | 2235.4% | 24,657 | 25,760 | 30 Jun 2025 | Direct | ||
| Alan J. Tuchman | SNPX | Common Stock, par value $0.0001 per share | Tax liability | -30.6% | -1,726 | 3,909 | 30 Jun 2025 | Direct | ||
| Alan J. Tuchman | SNPX | Common Stock, par value $0.0001 per share | Award | 326.9% | 4,315 | 5,635 | 30 Jun 2025 | Direct |
* marks a reported price that did not pass the local price check.