Security key
655187409
- Security type / class
- Equity / COM NEW
- Total 13F shares
- 115,329
- Total 13F value
- $332,146
- Share change
- +2,754
- SEC-reported price per share
- $2.88
- Number of holders
- 15
- Value change
- +$5,818
- Number of buys
- 9
- Number of sells
- 5
Report period
Q2 2026
Institutions
15
Top holders
10
ACON full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q1 2026
Aclarion, Inc. SEC filings
Aclarion, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 655187409
Recent filing periods:
Ownership snapshot
Top reported holders of ACON - Aclarion, Inc. - COM NEW (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
SEG Opportunity Fund, LLC
Disclosed value leader
NUVASIVE INC
Comparable rows
1/15
Latest evidence
11 Jun 2026
13D/G
3/4/5
13F
Lead comparable stake: 10%
14 rows are not safely comparable across share classes.
13D/G row: SEG Opportunity Fund, LLC
Showing 1-6 of 15 holder rows.
Quick read
SEG Opportunity Fund, LLC leads the comparable SEC ownership view at 10%.
1 of 15 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 SEG Opportunity Fund, LLC's linked filing trail.
Comparable ownership
Top 1
SEG Opportunity Fund, LLC
10%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| SEG Opportunity Fund, LLC |
13D/G
|
10%
|
$187,913
244,043 shares
|
+$187,913 | 25 Mar 2026 |
| NUVASIVE INC |
3/4/5
10%+ Owner
|
—
class O/S missing
|
$653,367
1,126,495 shares
|
— | 21 Apr 2022 |
| Jeffrey John Thramann |
3/4/5
Executive Chairman, Director
|
—
class O/S missing
|
$327,000
100,000 shares
|
— | 11 Jun 2026 |
| OSAIC HOLDINGS, INC. |
13F
Company
|
—
class O/S missing
|
$114,269
34,945 shares
|
— | 31 Mar 2026 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
class O/S missing
|
$102,072
31,215 shares
|
— | 31 Mar 2026 |
| Scott Breidbart |
3/4/5
Director
|
—
mixed-class rows
|
$83,921
88,664 shares
mixed-class rows
|
+$18,012 | 11 Jun 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.
13F holder rows
Institutional holders as of Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
15
Shares
115,329
Rows available
15
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
10
Q2 2026 holders
15
Holder diff
5
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend