AdvanSix Inc.
ASIX- Exchange
- NYSE
- Industry
- Plastic Materials, Synth Resins & Nonvulcan Elastomers
- SEC CIK
- 0001673985
No open-market purchases or sales by AdvanSix Inc. insiders were filed in the last 90 days; 256 institutions reported holding it in 13F filings for Q2 2026, worth $498.3M in total; no superinvestor holds it.
Q3 2025 vs. Q2 2025
How the institutions holding AdvanSix Inc. changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Of which not filed for Q3 2025 | Q3 2025 | Change |
|---|---|---|---|---|
| Holders | 280 | 3 | 277 | 0 |
| Shares | 24.6M | 55.2K | 24.5M | −69.1K (−0.3%) |
| Value | $583.7M | $1.31M | $473.9M | −$108.5M (−18.6%) |
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (40)
Institutions that held AdvanSix Inc. at the end of Q3 2025 but not at the end of Q2 2025.
Sold out (40)
Institutions that held AdvanSix Inc. at the end of Q2 2025 and filed for Q3 2025 without it.
Not filed for Q3 2025 yet (3)
Institutions that held AdvanSix Inc. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| Congress Wealth Management LLC | 44,057 | $1.05M |
| Atria Wealth Solutions, Inc. | 11,060 | $262.7K |
| First Horizon Advisors, Inc. | 75 | $1.78K |