Algorhythm Holdings, Inc.
Algorhythm Holdings, Inc. (RIME) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · RIME · as of Sep 30, 2025
Ownership Breakdown
8
Institutional Holders
$158,496
Total Inst. Value
▼ $42,820 vs Q2
2.48M
Shares Outstanding
freeFloat 92.61%
60,235
13F Shares Held
▼ 21,996 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
RIME largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC phonograph records & prerecorded audio tapes & disks | 20.0K | 77.91% | 77.91% | $52.83M | Nov 7, 2025 | — held |
GEODE CAPITAL MANAGEMENT, LLC phonograph records & prerecorded audio tapes & disks | 19.6K | 76.33% | 76.33% | $51.76M | Nov 12, 2025 | ▲ 929 |
HRT FINANCIAL LP phonograph records & prerecorded audio tapes & disks | 13.8K | 53.64% | 53.64% | $36.00M | Nov 14, 2025 | NEW |
ADVISOR GROUP HOLDINGS, INC. phonograph records & prerecorded audio tapes & disks | 5.0K | 19.47% | 19.47% | $13.05M | Nov 14, 2025 | NEW |
TOWER RESEARCH CAPITAL LLC (TRC) phonograph records & prerecorded audio tapes & disks | 1.8K | 6.97% | 6.97% | $4.73M | Nov 14, 2025 | ▼ 655 |
UBS GROUP AG phonograph records & prerecorded audio tapes & disks | 28 | 0.11% | 0.11% | $74,000 | Nov 13, 2025 | ▼ 19.0K |
BANK OF AMERICA CORP /DE/ phonograph records & prerecorded audio tapes & disks | 22 | 0.09% | 0.09% | $58,000 | Feb 3, 2026 | ▼ 2 |
CITIGROUP INC phonograph records & prerecorded audio tapes & disks | 1 | 0.00% | 0.00% | $3,000 | Nov 10, 2025 | ▼ 289 |
MORGAN STANLEY phonograph records & prerecorded audio tapes & disks | 0 | 0.00% | 0.00% | $0 | May 27, 2026 | EXIT |
VIRTU FINANCIAL LLC phonograph records & prerecorded audio tapes & disks | 0 | 0.00% | 0.00% | $0 | Nov 14, 2025 | EXIT |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
1
Increased
+929 shares2
New Positions
first time holders4
Decreased
−19.9K shares2
Sold Out
fully exitedNet shares change (top 50)
19.0K
+929 / −19.9K
Net new holders
-3
2 new / 2 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
RIME insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
2
Buy transactions
1
Sell transactions
2.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Andre Alex CFO & General Counsel | May 11, 2026 | Award | 47,636 | $0.76 | $36.2K | 257.6K | Form 4 ↗ |
Andre Alex CFO & General Counsel | May 11, 2026 | D-Return | 23,818 | $2.78 | $66.2K | 210.0K | Form 4 ↗ |
Andre Alex CFO & General Counsel | May 11, 2026 | D-Return | 23,818 | — | — | 0 | Form 4 ↗ |
Thorn Scott director | Nov 20, 2025 | Award | 39,063 | $1.28 | $50.0K | 39.1K | Form 4 ↗ |
Thorn Scott director | Nov 20, 2025 | Award | 19,532 | — | — | 19.5K | Form 4 ↗ |
MELO BERNARDO director | Nov 20, 2025 | Award | 39,063 | $1.28 | $50.0K | 39.1K | Form 4 ↗ |
MELO BERNARDO director | Nov 20, 2025 | Award | 19,532 | — | — | 19.5K | Form 4 ↗ |
JUDKOWITZ HARVEY director | Nov 20, 2025 | Award | 19,532 | $1.28 | $25.0K | 19.5K | Form 4 ↗ |
JUDKOWITZ HARVEY director | Nov 20, 2025 | Award | 19,532 | — | — | 19.5K | Form 4 ↗ |
ATKINSON GARY KEVIN Chief Executive Officer | Feb 23, 2026 | Award | 740,597 | $1.84 | $1.36M | 740.6K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Algorhythm Holdings, Inc. (RIME) is primarily owned by institutional investors, who hold approximately 2.4% of total shares outstanding. Company insiders own approximately 7.39%, while retail and public investors account for the remaining 90.18%.
The largest institutional shareholder of Algorhythm Holdings, Inc. is VANGUARD GROUP INC, holding approximately 20,010 shares — equal to 77.91% of outstanding shares — as of September 30, 2025.
A total of 8 institutional investors currently hold RIME stock, with a combined institutional value of approximately $158,496 as of the most recent 13F filing period.
Frequently asked questions
RIME ownershipAlgorhythm Holdings, Inc. (RIME) is primarily owned by institutional investors, who hold approximately 2.4% of shares. The largest shareholder is VANGUARD GROUP INC with a 77.91% stake. Company insiders hold 7.39%. Data sourced from SEC Form 13F as of September 30, 2025.