Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in ACU held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | CAPITAL MANAGEMENT CORP /VA | 501K | $22.5M | -7.3% | 13.155% | 3.84% |
| 2 | Mink Brook Asset Management LLC | 381K | $17.1M | +0.0% | 9.995% | 9.54% |
| 3 | North Star Investment Management Corp. | 253K | $11.3M | +0.0% | 6.634% | 0.69% |
| 4 | DIMENSIONAL FUND ADVISORS LP | 172K | $7.7M | -0.1% | 4.505% | 0.00% |
| 5 | BlackRock, Inc. | 166K | $7.4M | -1.2% | 4.351% | 0.00% |
| 6 | ROYCE & ASSOCIATES LP | 146K | $6.6M | -0.7% | 3.844% | 0.06% |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 141K | $6.3M | β | 3.702% | 0.00% |
| 8 | RENAISSANCE TECHNOLOGIES LLC | 117K | $5.2M | +0.4% | 3.061% | 0.01% |
| 9 | BARD ASSOCIATES INC | 109K | $4.9M | +0.1% | 2.873% | 1.24% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 77K | $3.5M | +1.1% | 2.019% | 0.00% |
| 11 | Mork Capital Management, LLC | 70K | $3.1M | +16.7% | 1.838% | 2.23% |
| 12 | AMERICAN CENTURY COMPANIES INC | 46K | $2.1M | 0.0% | 1.203% | 0.00% |
| 13 | STATE STREET CORP | 42K | $1.9M | +4.7% | 1.110% | 0.00% |
| 14 | BROWN BROTHERS HARRIMAN & CO | 33K | $1.5M | 0.0% | 0.876% | 0.01% |
| 15 | ENVESTNET ASSET MANAGEMENT INC | 31K | $1.4M | -11.8% | 0.813% | 0.00% |
| 16 | Bank of New York Mellon Corp | 30K | $1.4M | -3.1% | 0.800% | 0.00% |
| 17 | AE Wealth Management LLC | 30K | $1.4M | -12.2% | 0.799% | 0.01% |
| 18 | Vinva Investment Management Ltd | 4K | $1.3M | β | 0.112% | 0.02% |
| 19 | FIRST MANHATTAN CO | 28K | $1.2M | -5.8% | 0.722% | 0.00% |
| 20 | NORTHERN TRUST CORP | 24K | $1.1M | +3.1% | 0.641% | 0.00% |
| 21 | VANGUARD FIDUCIARY TRUST CO | 21K | $945K | β | 0.552% | 0.00% |
| 22 | Nantahala Capital Management, LLC | 20K | $917K | 0.0% | 0.536% | 0.05% |
| 23 | GOLDMAN SACHS GROUP INC | 20K | $909K | +281.0% | 0.532% | 0.00% |
| 24 | VANGUARD PORTFOLIO MANAGEMENT LLC | 19K | $870K | β | 0.509% | 0.00% |
| 25 | ROYAL BANK OF CANADA | 19K | $865K | +0.3% | 0.506% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in ACU β a direct measure of their conviction.
Filings activity in ACU during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 70 | +7.7% | 70.80% | +7.54 pp | $123M | +12% |
| Q4 2025 | 65 | +0.0% | 63.26% | 1.77 pp | $110M | 2.7% |
| Q3 2025 | 65 | 1.5% | 65.03% | 0.62 pp | $113M | 0.9% |
| Q2 2025 | 66 | +18% | 65.65% | +7.84 pp | $114M | +14% |
| Q1 2025 | 56 | +0.0% | 57.81% | +3.78 pp | $100M | +7.0% |
| Q4 2024 | 56 | +7.7% | 54.03% | +0.24 pp | $94M | +0.4% |
| Q3 2024 | 52 | +4.0% | 53.79% | +7.45 pp | $93M | +16% |
| Q2 2024 | 50 | β | 46.34% | β | $80M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ACU stock.
Based on Q1 2026 13F filings, institutional ownership of Acme United Corporation stands at 70.8%, held across 70 reporting institutions.
CAPITAL MANAGEMENT CORP /VA is the largest reported institutional holder of ACU, with approximately 500,967 shares worth $0.02B as of Q1 2026.
Yes β 1 widely-followed marquee investor appear among the top 25 institutional holders of ACU, including RENAISSANCE TECHNOLOGIES LLC.
Our composite Smart Money Score for ACU is 62 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
14 institutions opened new positions in ACU during Q1 2026, while 9 fully exited. 43 added to existing positions and 12 trimmed.
ACU institutional ownership rose by 7.54 percentage points quarter-over-quarter, with a net change of +5 holders.
The top 10 institutions account for 75.4% of all reported 13F value in ACU, and the top 25 account for 92.4%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Acme United Corporation (ACU) Institutional Ownership