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.
13F holders, Q3 2025
Institutional positions in AdvanSix Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 277
- 0 vs. Q2 2025
- Shares held
- 24.5M
- −69.1K (−0.3%) vs. Q2 2025
- Total value
- $473.9M
- −$108.5M (−18.6%) vs. Q2 2025
- New holders
- 40
- 79 more added
- Sold out
- 40
- 71 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ASIX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 256 | $498.3M |
| Q1 2026 | 266 | $572.4M |
| Q4 2025 | 278 | $414.3M |
| Q3 2025 | 277 | $473.9M |
| Q2 2025 | 280 | $583.7M |
| Q1 2025 | 277 | $541.0M |
| Q4 2024 | 282 | $678.7M |
| Q3 2024 | 279 | $708.9M |
| Q2 2024 | 260 | $526.1M |
| Q1 2024 | 272 | $657.5M |
| Q4 2023 | 281 | $690.7M |
| Q3 2023 | 285 | $711.4M |
| Q2 2023 | 291 | $821.8M |
| Q1 2023 | 305 | $893.4M |
| Q4 2022 | 316 | $881.7M |
| Q3 2022 | 306 | $742.9M |
| Q2 2022 | 324 | $782.1M |
| Q1 2022 | 341 | $1.21B |
| Q4 2021 | 350 | $1.09B |
| Q3 2021 | 305 | $927.5M |
| Q2 2021 | 288 | $688.7M |
| Q1 2021 | 274 | $620.6M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding AdvanSix Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quest Partners LLC | 19,194 | $372.0K | 0.02% | +15,764+459.6% | Added |
| Oxford Asset Management LLP | 19,274 | $373.5K | 0.12% | +3,133+19.4% | Added |
| Thrivent Financial for Lutherans | 19,366 | $375.0K | 0.00% | −350−1.8% | Reduced |
| Deutsche Bank AG | 19,436 | $376.7K | 0.00% | +2,108+12.2% | Added |
| Wells Fargo & Company | 22,562 | $437.2K | 0.00% | +2,956+15.1% | Added |
| Great West Life Assurance Co | 22,755 | $440.0K | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 23,141 | $448.5K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 24,863 | $481.8K | 0.00% | +10.0% | Added |
| Jane Street Group, LLC | 25,624 | $496.6K | 0.00% | +10,337+67.6% | Added |
| Stifel Financial Corp | 26,858 | $520.5K | 0.00% | +1,664+6.6% | Added |
| Youngs Advisory Group, Inc. | 26,859 | $520.5K | 0.19% | +26,859 | New |
| CWM Advisors, LLC | 27,361 | $530.3K | 0.05% | +7,342+36.7% | Added |
| Horizon Investments, LLC | 27,428 | $531.6K | 0.01% | +27,428 | New |
| EntryPoint Capital, LLC | 29,595 | $573.6K | 0.22% | +29,595 | New |
| Unison Advisors LLC | 30,302 | $587.3K | 0.05% | +196+0.7% | Added |
| Verition Fund Management LLC | 31,031 | $601.4K | 0.00% | +20,199+186.5% | Added |
| Campbell & CO Investment Adviser LLC | 31,765 | $615.6K | 0.05% | −47,517−59.9% | Reduced |
| SummerHaven Investment Management, LLC | 36,247 | $702.5K | 0.41% | +36,247 | New |
| Barclays PLC | 37,554 | $727.8K | 0.00% | −13,950−27.1% | Reduced |
| UBS Asset Management Americas Inc | 39,031 | $756.4K | 0.00% | −45,844−54.0% | Reduced |
| Quantinno Capital Management LP | 39,250 | $760.7K | 0.00% | +29,252+292.6% | Added |
| Voya Investment Management LLC | 43,060 | $834.5K | 0.00% | +43,060 | New |
| Creative Planning | 44,618 | $864.7K | 0.00% | +32,657+273.0% | Added |
| Martingale Asset Management L P | 46,819 | $907.4K | 0.02% | +17,126+57.7% | Added |
| New York State Teachers Retirement System | 49,179 | $953.0K | 0.00% | −1,635−3.2% | Reduced |
| Swiss National Bank | 51,800 | $1.00M | 0.00% | 00.0% | Unchanged |
| Segall Bryant & Hamill, LLC | 53,013 | $1.03M | 0.01% | −268−0.5% | Reduced |
| Nuveen, LLC | 54,748 | $1.06M | 0.00% | 00.0% | Unchanged |
| Fisher Asset Management, LLC | 54,833 | $1.06M | 0.00% | +60.0% | Added |
| Fruth Investment Management | 63,361 | $1.23M | 0.33% | −1,542−2.4% | Reduced |
| Legal & General Group Plc | 63,694 | $1.23M | 0.00% | −2,427−3.7% | Reduced |
| O'Shaughnessy Asset Management, LLC | 68,456 | $1.33M | 0.01% | +68,456 | New |
| Qube Research & Technologies Ltd | 69,245 | $1.34M | 0.00% | +13,754+24.8% | Added |
| CenterBook Partners LP | 69,923 | $1.36M | 0.07% | −54,992−44.0% | Reduced |
| Ameriprise Financial Inc | 71,581 | $1.39M | 0.00% | −103,851−59.2% | Reduced |
| Cubist Systematic Strategies, LLC | 71,780 | $1.39M | 0.02% | +58,609+445.0% | Added |
| JPMorgan Chase & Co | 72,116 | $1.40M | 0.00% | +4,367+6.4% | Added |
| Rhumbline Advisers | 81,952 | $1.59M | 0.00% | +154+0.2% | Added |
| Teacher Retirement System of Texas | 88,524 | $1.72M | 0.01% | +30,077+51.5% | Added |
| Two Sigma Advisers, LP | 92,600 | $1.79M | 0.00% | +55,200+147.6% | Added |
| D. E. Shaw & Co., Inc. | 102,770 | $1.99M | 0.00% | +8,598+9.1% | Added |
| Public Sector Pension Investment Board | 104,737 | $2.03M | 0.01% | +13,694+15.0% | Added |
| UBS Group AG | 115,311 | $2.23M | 0.00% | +3,296+2.9% | Added |
| Principal Financial Group Inc | 129,563 | $2.51M | 0.00% | −3,299−2.5% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 130,020 | $2.52M | 0.00% | −3,992−3.0% | Reduced |
| Empowered Funds, LLC | 130,200 | $2.52M | 0.03% | −33,533−20.5% | Reduced |
| Bank of America Corp | 136,655 | $2.65M | 0.00% | −102,219−42.8% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 143,426 | $2.78M | 0.01% | −138,454−49.1% | Reduced |
| Goldman Sachs Group Inc | 151,854 | $2.94M | 0.00% | +53,808+54.9% | Added |
| Two Sigma Investments, LP | 192,972 | $3.74M | 0.01% | +151,003+359.8% | Added |
| Bridgeway Capital Management, LLC | 200,200 | $3.88M | 0.08% | −64,233−24.3% | Reduced |
| Thompson Siegel & Walmsley LLC | 206,998 | $4.01M | 0.07% | +17,449+9.2% | Added |
| Prudential Financial Inc | 215,036 | $4.17M | 0.00% | −93,580−30.3% | Reduced |
| First Eagle Investment Management, LLC | 222,024 | $4.30M | 0.01% | 00.0% | Unchanged |
| Donald Smith & Co., Inc. | 226,560 | $4.39M | 0.09% | +34,817+18.2% | Added |
| Invesco Ltd. | 246,315 | $4.77M | 0.00% | +16,847+7.3% | Added |
| Russell Investments Group, Ltd. | 252,345 | $4.89M | 0.01% | +11,681+4.9% | Added |
| Deprince Race & Zollo Inc | 255,157 | $4.94M | 0.10% | −4,759−1.8% | Reduced |
| AQR Capital Management LLC | 285,777 | $5.54M | 0.00% | +131,373+85.1% | Added |
| Northern Trust Corp | 287,721 | $5.58M | 0.00% | −2,088−0.7% | Reduced |
| Bank of New York Mellon Corp | 293,766 | $5.69M | 0.00% | −4,437−1.5% | Reduced |
| Invenomic Capital Management LP | 312,371 | $6.05M | 0.32% | +312,371 | New |
| Arrowstreet Capital, Limited Partnership | 347,463 | $6.73M | 0.00% | −66,350−16.0% | Reduced |
| Morgan Stanley | 368,392 | $7.14M | 0.00% | +31,169+9.2% | Added |
| FMR LLC | 408,887 | $7.92M | 0.00% | −287,737−41.3% | Reduced |
| Solas Capital Management, LLC | 521,141 | $10.1M | 6.16% | +72,135+16.1% | Added |
| Charles Schwab Investment Management Inc | 575,984 | $11.2M | 0.00% | +147,317+34.4% | Added |
| LSV Asset Management | 622,706 | $12.1M | 0.03% | −7,000−1.1% | Reduced |
| Geode Capital Management, LLC | 635,200 | $12.3M | 0.00% | +2,688+0.4% | Added |
| Wellington Management Group LLP | 699,716 | $13.6M | 0.00% | −10,106−1.4% | Reduced |
| Alliancebernstein L.P. | 948,491 | $18.4M | 0.01% | +337,908+55.3% | Added |
| American Century Companies Inc | 967,571 | $18.8M | 0.01% | +81,927+9.3% | Added |
| State Street Corp | 1,047,182 | $20.3M | 0.00% | −3,766−0.4% | Reduced |
| Dimensional Fund Advisors LP | 1,514,439 | $29.3M | 0.01% | −33,715−2.2% | Reduced |
| Vanguard Group Inc | 1,990,011 | $38.6M | 0.00% | +10,642+0.5% | Added |
| Victory Capital Management Inc | 2,178,472 | $42.2M | 0.03% | −257,867−10.6% | Reduced |
| BlackRock, Inc. | 4,819,739 | $93.4M | 0.00% | +158,844+3.4% | Added |
| Erste Asset Management GmbH | 0 | $0 | 0.00% | −600−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −120,113−100.0% | Sold out |
| Brandywine Global Investment Management, LLC | 0 | $0 | 0.00% | −116,740−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −105,761−100.0% | Sold out |
| Oliver Luxxe Assets LLC | 0 | $0 | 0.00% | −50,524−100.0% | Sold out |
| Delphi Management Inc | 0 | $0 | 0.00% | −50,290−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −41,072−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −23,884−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −21,687−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −19,227−100.0% | Sold out |
| Polymer Capital Management (US) LLC | 0 | $0 | 0.00% | −18,685−100.0% | Sold out |
| Kapitalo Investimentos Ltda | 0 | $0 | 0.00% | −15,288−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −13,156−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −12,404−100.0% | Sold out |
| Meritage Portfolio Management | 0 | $0 | 0.00% | −11,884−100.0% | Sold out |
| Envestnet Asset Management Inc | 0 | $0 | 0.00% | −11,219−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −10,643−100.0% | Sold out |
| Yousif Capital Management, LLC | 0 | $0 | 0.00% | −9,999−100.0% | Sold out |
| Linden Thomas Advisory Services, LLC | 0 | $0 | 0.00% | −9,978−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −9,862−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −9,097−100.0% | Sold out |
| Vestcor Inc | 0 | $0 | 0.00% | −8,435−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −4,502−100.0% | Sold out |