2 institutions reported holding $90,465 of JANUS INTERNATIONAL GROUP IN (JBI.WS) in SEC 13F filings for 2026-06-30. Largest institutional holders: GROUP ONE TRADING LLC ($90,465), SIMPLEX TRADING, LLC ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $90,465 | 16,300 | Added |
| 2 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30