11 institutions reported holding $105.0M of Otsuka Holdings Co Ltd. (OTSKY) in SEC 13F filings for 2026-06-30. Largest institutional holders: Aristotle Capital Management, LLC ($97.9M), Boston Common Asset Management, LLC ($2.8M), HANTZ FINANCIAL SERVICES, INC. ($2.4M), RHUMBLINE ADVISERS ($1.5M), GAMMA Investing LLC ($310,092). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Aristotle Capital Management, LLC | $97.9M | 2.9M | Trimmed |
| 2 | Boston Common Asset Management, LLC | $2.8M | 82,860 | New |
| 3 | HANTZ FINANCIAL SERVICES, INC. | $2.4M | 70,560 | Trimmed |
| 4 | RHUMBLINE ADVISERS | $1.5M | 45,793 | Added |
| 5 | GAMMA Investing LLC | $310,092 | 9,262 | Added |
| 6 | Westside Investment Management, Inc. | $47,474 | 1,418 | Hold |
| 7 | First Command Advisory Services, Inc. | $31,572 | 943 | Added |
| 8 | Salomon & Ludwin, LLC | $23,816 | 723 | Trimmed |
| 9 | PNC Financial Services Group, Inc. | $4,386 | 131 | Added |
| 10 | IMA Advisory Services, Inc. | $2,645 | 79 | Added |
| 11 | Accent Capital Management, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30