Arteris, Inc.
Arteris, Inc. (AIP) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · AIP · as of Sep 30, 2025
Ownership Breakdown
129
Institutional Holders
▼ 4 vs Q2
$231.29M
Total Inst. Value
▲ $42.66M vs Q2
46.17M
Shares Outstanding
freeFloat 78.29%
22.90M
13F Shares Held
▲ 3.11M 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
AIP largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
NEEDHAM INVESTMENT MANAGEMENT LLC semiconductors & related devices | 3.33M | 7.95% | 7.95% | $33.58B | Nov 14, 2025 | ▲ 370.0K |
BLACKROCK, INC. semiconductors & related devices | 1.91M | 4.58% | 4.58% | $19.33B | Nov 12, 2025 | ▲ 96.3K |
FRANKLIN RESOURCES INC semiconductors & related devices | 1.64M | 3.92% | 3.92% | $16.58B | Nov 13, 2025 | ▲ 4.2K |
VANGUARD GROUP INC semiconductors & related devices | 1.59M | 3.81% | 3.81% | $16.10B | Nov 7, 2025 | ▲ 120.9K |
SAMJO MANAGEMENT, LLC semiconductors & related devices | 1.44M | 3.44% | 3.44% | $14.53B | Nov 13, 2025 | ▲ 519.7K |
WESTERLY CAPITAL MANAGEMENT, LLC semiconductors & related devices | 1.43M | 3.41% | 3.41% | $14.39B | Nov 14, 2025 | ▲ 745.0K |
ACADIAN ASSET MANAGEMENT LLC semiconductors & related devices | 1.05M | 2.51% | 2.51% | $10.59B | Nov 13, 2025 | ▲ 61.2K |
GEODE CAPITAL MANAGEMENT, LLC semiconductors & related devices | 716.5K | 1.71% | 1.71% | $7.24B | Nov 12, 2025 | ▲ 63.7K |
GRANAHAN INVESTMENT MANAGEMENT, LLC semiconductors & related devices | 621.6K | 1.49% | 1.49% | $6.28B | Nov 14, 2025 | ▲ 546.3K |
STATE STREET CORP semiconductors & related devices | 545.0K | 1.30% | 1.30% | $5.50B | Nov 14, 2025 | ▲ 38.4K |
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
31
Increased
+3.86M shares4
New Positions
first time holders12
Decreased
−740.6K shares0
Sold Out
fully exitedNet shares change (top 50)
+3.12M
+3.86M / −740.6K
Net new holders
+23
4 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
AIP 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.
14
Buy transactions
58
Sell transactions
0.24
Buy/Sell ratio
$1M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Viana Antonio J director | Jun 4, 2026 | Gift | 20,839 | — | — | 85.5K | Form 4 ↗ |
Viana Antonio J director | Jun 4, 2026 | Sale | 4,900 | $35.47 | $173.8K | 80.6K | Form 4 ↗ |
Viana Antonio J director | Jun 4, 2026 | Sale | 7,000 | $36.51 | $255.6K | 73.6K | Form 4 ↗ |
Viana Antonio J director | Jun 4, 2026 | Sale | 8,939 | $37.09 | $331.5K | 64.6K | Form 4 ↗ |
Viana Antonio J director | Jun 4, 2026 | Gift | 20,839 | — | — | 4.7K | Form 4 ↗ |
Kunkel Joachim director | Jun 2, 2026 | Award | 4,703 | — | — | 74.3K | Form 4 ↗ |
Viana Antonio J director | Jun 2, 2026 | Award | 4,703 | — | — | 25.5K | Form 4 ↗ |
Munce Claudia F. director | Jun 2, 2026 | Award | 4,703 | — | — | 106.4K | Form 4 ↗ |
Chitkara Raman director | Jun 2, 2026 | Award | 4,703 | — | — | 147.6K | Form 4 ↗ |
Cantwell Wayne C director | Jun 2, 2026 | Award | 7,839 | — | — | 42.6K | 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
Arteris, Inc. (AIP) is primarily owned by institutional investors, who hold approximately 49.6% of total shares outstanding. Company insiders own approximately 21.71%, while retail and public investors account for the remaining 28.69%.
The largest institutional shareholder of Arteris, Inc. is NEEDHAM INVESTMENT MANAGEMENT LLC, holding approximately 3.33 million shares — equal to 7.95% of outstanding shares — as of September 30, 2025.
A total of 129 institutional investors currently hold AIP stock, with a combined institutional value of approximately $231,292,005 as of the most recent 13F filing period.
Frequently asked questions
AIP ownershipArteris, Inc. (AIP) is primarily owned by institutional investors, who hold approximately 49.6% of shares. The largest shareholder is NEEDHAM INVESTMENT MANAGEMENT LLC with a 7.95% stake. Company insiders hold 21.71%. Data sourced from SEC Form 13F as of September 30, 2025.