SSD Simpson Manufacturing Co., Inc.: institutional ownership and insider trading
521 funds reported holding $9.43B of Simpson Manufacturing Co., Inc. in their latest 13F filings; in Q2 2026 funds net bought $32.0M, with 71 new positions and 45 funds selling out; over the last 12 months insiders bought $0 and sold $1.26M on the open market.
Famous investors holding SSD
- Mason Morfit (ValueAct Capital): $174M, 3.1% of the portfolio
- Ray Dalio (Bridgewater Associates): $8.12M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $14.6M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $6.25M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $6.18M, 0.0% of the portfolio
- Two Sigma (Two Sigma Investments): $5.30M, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $1.07M, 0.0% of the portfolio
Largest institutional holders of SSD
- BlackRock, Inc. (BLK) — $862M
- FMR LLC — $768M
- KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC — $747M
- VANGUARD GROUP INC — $652M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $403M
- VANGUARD CAPITAL MANAGEMENT LLC — $388M
- STATE STREET CORP (STT, STT-PG) — $274M
- MORGAN STANLEY (MS, MS-PA, MS-PE, MS-PF, MS-PI, MS-PK, MS-PL, MS-PO, MS-PP, MS-PQ) — $251M
- Baker Avenue Asset Management, LP — $191M
- DIMENSIONAL FUND ADVISORS LP — $186M
Recent SSD insider trades
- Sep 10, 2026: Olosky Michael sold 3,502 shares ($605K)
- Aug 4, 2026: Andrasick James S sold 800 shares ($156K)
- Dec 12, 2025: Donaldson Philip E sold 2,375 shares ($399K)
- Nov 11, 2025: Andrasick James S sold 600 shares ($102K)
5%+ owners
- FMR LLC: 8.9% (Schedule 13G/A, filed Aug 6, 2026)
- Kayne Anderson Rudnick Investment Management, LLC: 8.7% (Schedule 13G/A, filed Aug 13, 2026)
- Vanguard Capital Management: 5.3% (Schedule 13G, filed Apr 30, 2026)