CUSIP: 68554V108 | NYSE | Healthcare · Medical Instruments & Supplies | Micro Cap | 828 institutional holders
5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.
| Holder | Shares | % of Class | Change | Event Date | vs 13F |
|---|---|---|---|---|---|
| 13G/AVanguard Capital Management LLC | 3,330,213 | 4.8% | Newly reported | Sep 30, 2026 | 92d ahead of 13F (3,018,907 sh) · +311,306 |
| 13DYorkville Advisors Global, LP with Islet Management, LP, Samuels, Joseph Aron | 3,918,634 | 5.7% | New 5%+ stake | Sep 14, 2026 | 167d ahead of 13F (635,000 sh) · +3,283,634 |
| Style | Turnover | Location | Filed | ||||
|---|---|---|---|---|---|---|---|
| 3,180,007 | $12.5M | 0.3% | Yield | Low | Irvine, CA | 2026-11-04 | |
| 2,255,527 | $8.8M | 0.0% | Index | Low | Austin, TX | 2026-11-04 | |
| 928,592 | $3.6M | 2.7% | Deep Value | Medium | Bedford Hills, NY | 2026-10-22 | |
| 219,033 | $858.6K | 0.3% | GARP | Medium | Pueblo, CO | 2026-10-26 | |
| 216,300 | $847.9K | 0.0% | Core | Medium | Columbus, OH | 2026-10-30 | |
| 85,667 | $335.8K | 0.1% | Value | Low | Eden Prairie, MN | 2026-10-22 | |
| 24,970 | $97.9K | 0.0% | Core | Low | Irvine, CA | 2026-10-30 | |
| 15,260 | $59.8K | 0.0% | Growth | Low | Center Valley, PA | 2026-11-04 | |
| 15,000 | $59 | 0.0% | Core | Medium | New York, NY | 2026-10-20 | |
| 12,404 | $47.3K | 0.0% | Growth | Medium | Sandy, UT | 2026-10-20 | |
| 12,404 | $47.3K | 0.0% | Growth | Low | Sandy, UT | 2026-10-20 | |
| 10,380 | $40.7K | 1.7% | Yield | Very High | Boca Raton, FL | 2026-10-29 | |
| 8,411 | $33.0K | 0.0% | Core | Medium | New York, NY | 2026-11-04 | |
| 2,748 | $10.8K | 0.0% | Index | Low | San Francisco, CA | 2026-10-08 | |
| 2,000 | $7.8K | 0.0% | Core | Very Low | Novi, MI | 2026-11-04 | |
| 1,839 | $7.2K | 0.0% | ETF | Low | Lake Oswego, OR | 2026-10-13 | |
| 1,500 | $6 | 0.0% | Core | Very Low | Wheeling, WV | 2026-11-04 | |
| 1,250 | $4.9K | 0.0% | ETF | Low | Bethlehem, PA | 2026-10-23 | |
| 1,221 | $4.8K | 0.0% | GARP | Medium | Charlotte, NC | 2026-10-22 | |
| 1,115 | $4.4K | 0.0% | Core | Low | Chicago, IL | 2026-10-27 | |
| 1,032 | $4.0K | 0.0% | Index | Very Low | Foster City, CA | 2026-10-08 | |
| 664 | $2.6K | 0.0% | ETF | Low | Concord, CA | 2026-10-21 | |
| 623 | $2.4K | 0.0% | Core | Very High | Chicago, IL | 2026-11-04 | |
| 292 | $1.1K | 0.0% | GARP | Low | Phoenix, AZ | 2026-10-02 | |
| 253 | $992 | 0.0% | ETF | Low | Brentwood, TN | 2026-10-15 | |
| 193 | $757 | 0.0% | Value | Medium | Rancho Santa Fe, CA | 2026-10-14 | |
| 154 | $604 | 0.0% | ETF | Very Low | Sylvania, OH | 2026-10-26 | |
| 150 | $588 | 0.0% | Core | Medium | Birmingham, AL | 2026-11-04 | |
| 60 | $235 | 0.0% | Growth | Very High | Hong Kong, South Korea | 2026-10-29 | |
| 18 | $71 | 0.0% | Agg Growth | Low | Tokyo, Mexico | 2026-10-22 | |
| 15 | $59 | 0.0% | ETF | Medium | Encinitas, CA | 2026-10-21 | |
| 14 | $55 | 0.0% | ETF | Medium | Akron, OH | 2026-10-13 | |
| 4 | $16 | 0.0% | ETF | Low | Fort Lauderdale, FL | 2026-10-30 |