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, Q4 2025
Institutional positions in AdvanSix Inc. as of Dec 31, 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
- 278
- +9 vs. Q3 2025
- Shares held
- 23.9M
- −451.0K (−1.9%) vs. Q3 2025
- Total value
- $414.3M
- −$58.1M (−12.3%) vs. Q3 2025
- New holders
- 56
- 66 more added
- Sold out
- 47
- 80 more reduced
8 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding AdvanSix Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Boothbay Fund Management, LLC | 15,017 | $259.8K | 0.01% | +15,017 | New |
| Virginia Retirement Systems Et Al | 14,980 | $259.2K | 0.00% | −3,600−19.4% | Reduced |
| South Dakota Investment Council | 14,525 | $251.0K | 0.00% | −1,300−8.2% | Reduced |
| Mercer Global Advisors Inc | 14,212 | $245.9K | 0.00% | +14,212 | New |
| Aquatic Capital Management LLC | 13,662 | $236.4K | 0.01% | +10,764+371.4% | Added |
| Infrastructure Capital Advisors, LLC | 12,767 | $220.9K | 0.02% | 00.0% | Unchanged |
| Ieq Capital, LLC | 12,662 | $219.1K | 0.00% | −6,303−33.2% | Reduced |
| Advisor Group Holdings, Inc. | 12,567 | $217.5K | 0.00% | −1,848−12.8% | Reduced |
| LPL Financial LLC | 12,254 | $212.0K | 0.00% | −4,402−26.4% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 12,181 | $210.7K | 0.00% | −140−1.1% | Reduced |
| Janus Henderson Group PLC | 12,129 | $210.0K | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 11,644 | $201.4K | 0.00% | +11,644 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 11,549 | $199.8K | 0.00% | 00.0% | Unchanged |
| Jain Global LLC | 11,514 | $199.2K | 0.00% | +11,514 | New |
| Mariner, LLC | 11,065 | $191.5K | 0.00% | +1,023+10.2% | Added |
| Atom Investors LP | 10,951 | $189.5K | 0.02% | +10,951 | New |
| Aigen Investment Management, LP | 10,803 | $186.9K | 0.04% | +10,803 | New |
| Intech Investment Management LLC | 10,265 | $177.6K | 0.00% | −8,799−46.2% | Reduced |
| NorthCrest Asset Manangement, LLC | 10,579 | $176.2K | 0.00% | −1,997−15.9% | Reduced |
| Inspire Advisors, LLC | 10,154 | $175.7K | 0.02% | +10,154 | New |
| Mangrove Partners | 10,038 | $173.7K | 0.01% | +10,038 | New |
| BNP Paribas Arbitrage, SA | 9,090 | $157.3K | 0.00% | +2,606+40.2% | Added |
| Nisa Investment Advisors, LLC | 7,865 | $136.1K | 0.00% | +178+2.3% | Added |
| Bokf, NA | 7,833 | $135.5K | 0.00% | −2,585−24.8% | Reduced |
| New York State Common Retirement Fund | 7,520 | $130.1K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 7,247 | $125.4K | 0.00% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 5,700 | $98.6K | 0.00% | +900+18.8% | Added |
| Parallel Advisors, LLC | 5,673 | $98.1K | 0.00% | +5,512+3,423.6% | Added |
| Public Employees Retirement Association of Colorado | 5,541 | $96.0K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 3,802 | $80.0K | 0.00% | −1,699−30.9% | Reduced |
| Eurizon Capital SGR S.p.A. | 4,349 | $76.3K | 0.00% | +4,349 | New |
| EMC Capital Management | 3,897 | $67.0K | 0.03% | −212−5.2% | Reduced |
| Tower Research Capital LLC (TRC) | 3,605 | $62.4K | 0.00% | +2,158+149.1% | Added |
| CWM, LLC | 3,460 | $60.0K | 0.00% | −7,355−68.0% | Reduced |
| Great West Life Assurance Co | 3,002 | $52.0K | 0.00% | −19,753−86.8% | Reduced |
| Royal Bank of Canada | 2,934 | $51.0K | 0.00% | −2,768−48.5% | Reduced |
| Hantz Financial Services, Inc. | 2,358 | $41.0K | 0.00% | +1,117+90.0% | Added |
| Ameritas Investment Partners, Inc. | 2,195 | $38.0K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,052 | $35.5K | 0.00% | −2,159−51.3% | Reduced |
| Public Employees Retirement System of Ohio | 1,832 | $31.7K | 0.00% | +292+19.0% | Added |
| Ensign Peak Advisors, Inc | 1,829 | $31.6K | 0.00% | −3,350−64.7% | Reduced |
| Versant Capital Management, Inc | 1,550 | $26.8K | 0.00% | −592−27.6% | Reduced |
| Sterling Capital Management LLC | 1,535 | $26.6K | 0.00% | −278−15.3% | Reduced |
| State of Alaska, Department of Revenue | 1,111 | $19.0K | 0.00% | −13,508−92.4% | Reduced |
| National Bank of Canada | 1,076 | $18.6K | 0.00% | +1,076 | New |
| Quadrant Capital Group LLC | 1,016 | $17.6K | 0.00% | +145+16.6% | Added |
| Amalgamated Bank | 825 | $14.0K | 0.00% | −7,096−89.6% | Reduced |
| WealthCollab, LLC | 678 | $11.7K | 0.00% | −43−6.0% | Reduced |
| Farther Finance Advisors, LLC | 468 | $8.10K | 0.00% | +148+46.3% | Added |
| GWM Advisors LLC | 401 | $6.94K | 0.00% | +69+20.8% | Added |
| Tradewinds Capital Management, LLC | 400 | $6.92K | 0.00% | 00.0% | Unchanged |
| Comerica Bank | 363 | $6.28K | 0.00% | −7,402−95.3% | Reduced |
| DT Investment Partners, LLC | 359 | $6.21K | 0.00% | 00.0% | Unchanged |
| Estabrook Capital Management | 345 | $5.97K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 338 | $5.85K | 0.00% | −2,805−89.2% | Reduced |
| Asset Planning,Inc | 328 | $5.68K | 0.00% | +3+0.9% | Added |
| Harbor Capital Advisors, Inc. | 280 | $5.00K | 0.00% | −5−1.8% | Reduced |
| Umb Bank N A | 270 | $4.67K | 0.00% | +124+84.9% | Added |
| Allworth Financial LP | 256 | $4.43K | 0.00% | −36−12.3% | Reduced |
| Smartleaf Asset Management LLC | 226 | $3.97K | 0.00% | −393−63.5% | Reduced |
| Assetmark, Inc | 203 | $3.51K | 0.00% | −3−1.5% | Reduced |
| Caldwell Sutter Capital, Inc. | 200 | $3.46K | 0.00% | 00.0% | Unchanged |
| Torren Management, LLC | 199 | $3.44K | 0.00% | +199 | New |
| Jones Financial Companies LLLP | 183 | $3.16K | 0.00% | −214−53.9% | Reduced |
| Hilltop National Bank | 178 | $3.08K | 0.00% | 00.0% | Unchanged |
| Whittier Trust Co | 153 | $2.73K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 154 | $2.67K | 0.00% | +122+381.3% | Added |
| Harbour Investments, Inc. | 151 | $2.61K | 0.00% | +74+96.1% | Added |
| Optiver Holding B.V. | 149 | $2.58K | 0.00% | +17+12.9% | Added |
| EverSource Wealth Advisors, LLC | 134 | $2.32K | 0.00% | −87−39.4% | Reduced |
| Fifth Third Bancorp | 132 | $2.28K | 0.00% | +16+13.8% | Added |
| McMillan Office, Inc. | 128 | $2.21K | 0.00% | +128 | New |
| Atlantic Union Bankshares Corp | 121 | $2.09K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 107 | $2.00K | 0.00% | −555−83.8% | Reduced |
| SRS Capital Advisors, Inc. | 114 | $1.97K | 0.00% | −3,876−97.1% | Reduced |
| Rothschild Investment LLC | 108 | $1.87K | 0.00% | +21+24.1% | Added |
| Birchbrook, Inc. | 104 | $1.80K | 0.00% | +1+1.0% | Added |
| Danske Bank A/S | 100 | $1.73K | 0.00% | 00.0% | Unchanged |
| Key Financial Inc | 97 | $1.68K | 0.00% | 00.0% | Unchanged |
| Triumph Capital Management | 90 | $1.56K | 0.00% | +90 | New |
| Brown, Lisle/Cummings, Inc. | 88 | $1.52K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 76 | $1.31K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 74 | $1.29K | 0.00% | 00.0% | Unchanged |
| St. Johns Investment Management Company, LLC | 58 | $1.00K | 0.00% | 00.0% | Unchanged |
| Smithfield Trust Co | 104 | $1.00K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 55 | $952 | 0.00% | +52+1,733.3% | Added |
| Armstrong Advisory Group, Inc | 53 | $917 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 53 | $917 | 0.00% | +9+20.5% | Added |
| MAI Capital Management | 52 | $900 | 0.00% | −155−74.9% | Reduced |
| Creative Financial Designs Inc | 52 | $900 | 0.00% | 00.0% | Unchanged |
| Webster Bank, N. A. | 51 | $882 | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 48 | $830 | 0.00% | +48 | New |
| Essential Partners LLC | 45 | $779 | 0.00% | −349−88.6% | Reduced |
| IFP Advisors, Inc | 45 | $778 | 0.00% | +32+246.2% | Added |
| TD Private Client Wealth LLC | 42 | $727 | 0.00% | 00.0% | Unchanged |
| Grove Bank & Trust | 41 | $709 | 0.00% | 00.0% | Unchanged |
| Eastern Bank | 40 | $692 | 0.00% | −2−4.8% | Reduced |
| Thompson Investment Management, Inc. | 40 | $692 | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 39 | $675 | 0.00% | −13−25.0% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 39 | $675 | 0.00% | +39 | New |