By Thinksabio_auth1 SEC Filing Update: #ROCK : $35.86
Sector: Industrials | YTD: 🔽 -28.41 %
The SEC disclosed Today (18-MAY-2026) that ALLIANCEBERNSTEIN L P has NO-CHANGE #ROCK Shares by 0.00%
* Previous Holdings: 2.20M Shares
* Current Holdings: 2.20M Shares
* Ownership: 7.40%
* Estimated Investment Value: $0.00
https://www.thinksabio.com/reports/isr/ROCK
Institutional ownership in #ROCK has been steadily rising over the past 2 quarters in Shares:
Q4 2025: 29.77M
Q1 2026: 29.95M
📌 Institutional activity in the last 30 days for #ROCK:
• Vanguard Capital Management – Newly bought 1,549,106 shares (29-Apr-2026)
• FMR LLC – Increased holdings by 735,609 shares (06-May-2026)