Activist & passive stakes
Investors crossing the 5% ownership line, from SEC Schedule 13D (activist) and 13G (passive) filings. Newest first.
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All filings, new and amended.1–6 of 6
- PassiveAmendment 1Below 5%Oct 30, 2026Vanguard Portfolio Management4.77% · 631,710 shSEC
- PassiveAmendment 2Below 5%Oct 28, 2026Bank Of America Corp /De/3.2% · 5,219,315 shSEC
- PassiveAmendment 2Oct 28, 2026HOLD Alapkezelo Zrt.15.2% · 3,216,097 shSEC
- PassiveAmendment 3Oct 27, 2026iShares Environmental Infrastructure and Industrials ETFBlackRock Portfolio Management LLC33.4% · 53,500 shSEC
- PassiveAmendment 3Oct 27, 2026iShares Breakthrough Environmental Solutions ETFBlackRock Portfolio Management LLC43.8% · 70,000 shSEC
- PassiveNewOct 27, 2026BlackRock Portfolio Management LLC5.5% · 731,963 shSEC
| Filing | Symbol | Holder | % Owned | Shares | Filed | SEC filing |
|---|---|---|---|---|---|---|
PassiveAmendment 1Below 5% | XRN | Vanguard Portfolio Management in Chiron Real Estate Inc | 4.77% | 631,710 | Oct 30, 2026 | SEC |
PassiveAmendment 2Below 5% | IRWD | Bank Of America Corp /De/ in Ironwood Pharmaceuticals Inc | 3.2% | 5,219,315 | Oct 28, 2026 | SEC |
PassiveAmendment 2 | PESI | HOLD Alapkezelo Zrt. in Perma Fix Environmental Services Inc | 15.2% | 3,216,097 | Oct 28, 2026 | SEC |
PassiveAmendment 3 | — | BlackRock Portfolio Management LLC in iShares Environmental Infrastructure and Industrials ETF | 33.4% | 53,500 | Oct 27, 2026 | SEC |
PassiveAmendment 3 | — | BlackRock Portfolio Management LLC in iShares Breakthrough Environmental Solutions ETF | 43.8% | 70,000 | Oct 27, 2026 | SEC |
PassiveNew | XRN | BlackRock Portfolio Management LLC in Chiron Real Estate Inc | 5.5% | 731,963 | Oct 27, 2026 | SEC |