Latest Period
Q1 2026
Security Snapshot
NATURAL ALTERNATIVES INTERNATIONAL INC - Common Stock (NAII) Institutional Ownership
CUSIP: 638842302
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
21
Shares (Excl. Options)
2,190,796
Price
$2.63
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- Security type / class
- Equity / Common Stock
- Symbol
- NAII on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 2,190,796
- Total 13F value
- $5,761,830
- Portfolio coverage rank
- 0%
- Share change
- -37,428
- Value change
- -$222,912
- Number of holders
- 21
- Shares outstanding
- 6,201,565
- SEC-reported price per share
- $2.63
- Insider filing price
- $2.63
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- NAII - NATURAL ALTERNATIVES INTERNATIONAL INC - Common Stock is tracked under CUSIP 638842302.
- 21 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 22 to 21 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $7,977,089 to $5,761,830.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 21 institutions filings for Q1 2026.
Security key
638842302
Latest holder period
Q1 2026
13F holders
21
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
NAII full holder history
NATURAL ALTERNATIVES INTERNATIONAL INC SEC filings
NATURAL ALTERNATIVES INTERNATIONAL INC company facts
NATURAL ALTERNATIVES INTERNATIONAL INC insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 638842302:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
NAII
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| CALDWELL SUTTER CAPITAL, INC. | 7.8% | $1,388,498 | 480,449 | Joseph F. Helmer | 31 Dec 2024 | |||
| DIMENSIONAL FUND ADVISORS LP | 6.2% | $1,245,770 | 384,497 | Dimensional Fund Advisors LP | 31 Dec 2025 | |||
| RENAISSANCE TECHNOLOGIES LLC | 5% | $893,750 | 309,256 | Renaissance Technologies LLC | 31 Dec 2024 |
As of 31 Mar 2026, 21 institutional investors reported holding 2,190,796 shares of NATURAL ALTERNATIVES INTERNATIONAL INC - Common Stock (NAII). This represents 35% of the company’s total 6,201,565 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
35%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| CALDWELL SUTTER CAPITAL, INC. | 8% | 498,792 | +8% | 0.53% | $1,311,823 |
| DIMENSIONAL FUND ADVISORS LP | 5.7% | 354,739 | -7.7% | 0% | $932,964 |
| Mink Brook Asset Management LLC | 4.7% | 293,709 | 0% | 0.43% | $772,455 |
| RENAISSANCE TECHNOLOGIES LLC | 4.7% | 291,356 | -3.8% | 0% | $766,266 |
| MORGAN STANLEY | 4.3% | 268,250 | +13% | 0% | $705,498 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.4% | 210,880 | 0% | 0% | $554,614 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 1.2% | 75,316 | +1.2% | 0% | $198,081 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.85% | 52,405 | +23% | 0% | $137,861 |
| CITADEL ADVISORS LLC | 0.7% | 43,708 | +199% | 0% | $114,952 |
| VANGUARD FIDUCIARY TRUST CO | 0.44% | 27,095 | 0% | 0% | $71,260 |
| Empowered Funds, LLC | 0.4% | 24,906 | 0% | $65,503 | |
| Integrated Wealth Concepts LLC | 0.19% | 12,000 | 0% | 0% | $31,560 |
| STATE STREET CORP | 0.19% | 11,663 | 0% | 0% | $30,674 |
| NewEdge Advisors, LLC | 0.16% | 10,022 | 0% | 0% | $26,358 |
| JAMES INVESTMENT RESEARCH, INC. | 0.16% | 10,022 | 0% | 0% | $26,358 |
| Vanguard Global Advisers, LLC | 0.05% | 2,819 | 0% | 0% | $7,414 |
| CITIGROUP INC | 0.03% | 1,991 | +199000% | 0% | $5,236 |
| Tower Research Capital LLC (TRC) | 0.02% | 1,110 | +2.7% | 0% | $2,919 |
| GILL CAPITAL PARTNERS, LLC | 0% | 7 | 0% | $18 | |
| SBI Securities Co., Ltd. | 0% | 5 | 0% | 0% | $13 |
| HUNTINGTON NATIONAL BANK | 0% | 1 | 0% | 0% | $3 |
| Topline Capital Management, LLC | 0% | 0 | -100% | $0 | |
| DRW Securities, LLC | 0% | 0 | -100% | $0 | |
| BANK OF AMERICA CORP /DE/ | 0% | 0 | -100% | $0 | |
| UBS Group AG | 0% | 0 | -100% | $0 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 2,190,796 | $5,761,830 | -$222,912 | $2.63 | 21 |
| 2025 Q4 | 2,228,224 | $7,977,089 | +$594,759 | $3.58 | 22 |
| 2025 Q3 | 2,054,744 | $5,904,147 | +$41,201 | $2.85 | 21 |
| 2025 Q2 | 2,052,973 | $6,733,792 | -$8,742 | $3.28 | 21 |
| 2025 Q1 | 2,055,637 | $7,071,446 | -$233,514 | $3.44 | 21 |
| 2024 Q4 | 2,114,943 | $9,097,837 | -$310,077 | $4.31 | 25 |
| 2024 Q3 | 1,882,150 | $10,783,999 | -$105,977 | $5.73 | 22 |
| 2024 Q2 | 1,899,702 | $11,435,125 | -$272,057 | $6.02 | 26 |
| 2024 Q1 | 1,949,516 | $11,872,591 | -$124,045 | $6.09 | 23 |
| 2023 Q4 | 1,969,870 | $12,787,775 | +$14,771 | $6.52 | 26 |
| 2023 Q3 | 1,967,709 | $12,770,530 | -$357,570 | $6.49 | 24 |
| 2023 Q2 | 2,038,005 | $14,823,236 | -$52,106 | $7.20 | 25 |
| 2023 Q1 | 2,027,854 | $18,702,840 | -$171,712 | $9.22 | 22 |
| 2022 Q4 | 2,031,251 | $17,042,775 | -$265,469 | $8.39 | 23 |
| 2022 Q3 | 1,631,976 | $15,127,000 | -$446,069 | $9.27 | 20 |
| 2022 Q2 | 1,680,222 | $17,542,000 | +$70,145 | $10.44 | 20 |
| 2022 Q1 | 1,673,455 | $19,276,000 | -$1,056,388 | $11.52 | 21 |
| 2021 Q4 | 1,761,858 | $22,279,000 | -$541,491 | $12.65 | 21 |
| 2021 Q3 | 1,803,456 | $24,331,000 | +$291,690 | $13.50 | 23 |
| 2021 Q2 | 1,782,046 | $30,070,000 | -$1,131,075 | $16.83 | 22 |
| 2021 Q1 | 1,859,074 | $68,725,000 | +$40,551,273 | $15.36 | 22 |
| 2020 Q4 | 1,835,604 | $19,318,000 | -$1,510,607 | $10.58 | 17 |
| 2020 Q3 | 2,054,544 | $15,511,000 | -$336,911 | $7.55 | 20 |
| 2020 Q2 | 2,110,772 | $14,467,000 | +$1,107,306 | $6.85 | 20 |
| 2020 Q1 | 1,951,936 | $12,298,000 | -$1,324,411 | $6.30 | 24 |