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, Q1 2026
Institutional positions in AdvanSix Inc. as of Mar 31, 2026. 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
- 266
- −4 vs. Q4 2025
- Shares held
- 23.7M
- +1.51M (+6.8%) vs. Q4 2025
- Total value
- $572.4M
- +$187.7M (+48.8%) vs. Q4 2025
- New holders
- 35
- 80 more added
- Sold out
- 39
- 64 more reduced
8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding AdvanSix Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| South Dakota Investment Council | 14,525 | $354.0K | 0.01% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 14,182 | $346.0K | 0.00% | −11,819−45.5% | Reduced |
| Towle & Co | 14,115 | $344.4K | 0.13% | +14,115 | New |
| Skopos Labs, Inc. | 13,048 | $318.4K | 0.01% | +13,048 | New |
| Polymer Capital Management (US) LLC | 12,923 | $315.3K | 0.05% | −9,368−42.0% | Reduced |
| EntryPoint Capital, LLC | 12,774 | $311.7K | 0.09% | −3,690−22.4% | Reduced |
| State of Wyoming | 12,547 | $306.1K | 0.04% | +12,209+3,612.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 12,332 | $300.9K | 0.00% | +151+1.2% | Added |
| Advisor Group Holdings, Inc. | 11,981 | $292.4K | 0.00% | −586−4.7% | Reduced |
| NorthCrest Asset Manangement, LLC | 11,301 | $286.1K | 0.01% | +722+6.8% | Added |
| Mirabella Financial Services LLP | 11,395 | $278.0K | 0.03% | +11,395 | New |
| Wells Fargo & Company | 11,383 | $277.7K | 0.00% | −19,377−63.0% | Reduced |
| Quadrature Capital Ltd | 11,000 | $268.4K | 0.00% | +11,000 | New |
| LPL Financial LLC | 10,867 | $265.1K | 0.00% | −1,387−11.3% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 21,641 | $261.8K | 0.00% | +17,839+469.2% | Added |
| Cerity Partners LLC | 10,646 | $259.8K | 0.00% | +10,646 | New |
| Linden Thomas Advisory Services, LLC | 9,516 | $232.2K | 0.02% | +9,516 | New |
| Barclays PLC | 9,309 | $227.1K | 0.00% | −31,610−77.3% | Reduced |
| Campbell & CO Investment Adviser LLC | 8,862 | $216.2K | 0.01% | −40,297−82.0% | Reduced |
| JustInvest LLC | 8,344 | $203.6K | 0.00% | +8,344 | New |
| Nisa Investment Advisors, LLC | 7,665 | $187.0K | 0.00% | −200−2.5% | Reduced |
| New York State Common Retirement Fund | 7,520 | $183.5K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 7,247 | $176.8K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 6,474 | $158.0K | 0.00% | +4,642+253.4% | Added |
| Public Employees Retirement Association of Colorado | 5,541 | $135.0K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 5,520 | $134.7K | 0.00% | −153−2.7% | Reduced |
| Legal & General Group Plc | 4,489 | $109.5K | 0.00% | −17,772−79.8% | Reduced |
| Citigroup Inc | 4,344 | $106.0K | 0.00% | −42,435−90.7% | Reduced |
| Eurizon Capital SGR S.p.A. | 4,349 | $105.4K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,110 | $100.3K | 0.00% | +505+14.0% | Added |
| Group One Trading, L.P. | 2,500 | $61.0K | 0.00% | +2,500 | New |
| CFG Wealth Management Services, Inc. | 2,497 | $60.9K | 0.06% | +2,497 | New |
| Ameritas Investment Partners, Inc. | 2,195 | $53.6K | 0.00% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 2,108 | $51.0K | 0.00% | −250−10.6% | Reduced |
| Versant Capital Management, Inc | 1,816 | $44.3K | 0.00% | +266+17.2% | Added |
| The PNC Financial Services Group, Inc. | 1,776 | $43.3K | 0.00% | −276−13.5% | Reduced |
| California State Teachers Retirement System | 1,421 | $34.7K | 0.00% | −23,206−94.2% | Reduced |
| Quadrant Capital Group LLC | 1,180 | $28.8K | 0.00% | +164+16.1% | Added |
| Allworth Financial LP | 1,151 | $28.1K | 0.00% | +895+349.6% | Added |
| State of Alaska, Department of Revenue | 1,111 | $27.0K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 1,009 | $24.6K | 0.00% | +957+1,840.4% | Added |
| UBS Asset Management Americas Inc | 923 | $22.5K | 0.00% | −38,439−97.7% | Reduced |
| SBI Securities Co., Ltd. | 886 | $21.6K | 0.00% | +885+88,500.0% | Added |
| Sterling Capital Management LLC | 870 | $21.2K | 0.00% | −665−43.3% | Reduced |
| Royal Bank of Canada | 863 | $20.0K | 0.00% | −2,071−70.6% | Reduced |
| Aquatic Capital Management LLC | 796 | $19.4K | 0.00% | −12,866−94.2% | Reduced |
| WealthCollab, LLC | 678 | $16.5K | 0.01% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 529 | $13.3K | 0.00% | +61+13.0% | Added |
| Optiver Holding B.V. | 541 | $13.2K | 0.00% | +392+263.1% | Added |
| Essential Partners LLC | 449 | $11.0K | 0.00% | +404+897.8% | Added |
| SRS Capital Advisors, Inc. | 436 | $10.6K | 0.00% | +322+282.5% | Added |
| Harbor Capital Advisors, Inc. | 391 | $10.0K | 0.00% | +111+39.6% | Added |
| Tradewinds Capital Management, LLC | 400 | $9.76K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 376 | $9.17K | 0.00% | +242+180.6% | Added |
| Rothschild Investment LLC | 359 | $8.76K | 0.00% | +251+232.4% | Added |
| Estabrook Capital Management | 345 | $8.42K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 338 | $8.25K | 0.00% | +187+123.8% | Added |
| Asset Planning,Inc | 331 | $8.07K | 0.01% | +3+0.9% | Added |
| Fifth Third Bancorp | 268 | $6.55K | 0.00% | +136+103.0% | Added |
| Signaturefd, LLC | 267 | $6.51K | 0.00% | +229+602.6% | Added |
| Caldwell Sutter Capital, Inc. | 200 | $4.88K | 0.00% | 00.0% | Unchanged |
| Hilltop National Bank | 178 | $4.34K | 0.00% | 00.0% | Unchanged |
| Whittier Trust Co | 153 | $3.77K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 154 | $3.76K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 136 | $3.27K | 0.00% | −47−25.7% | Reduced |
| McMillan Office, Inc. | 128 | $3.12K | 0.00% | 00.0% | Unchanged |
| Smithfield Trust Co | 104 | $3.00K | 0.00% | 00.0% | Unchanged |
| Atlantic Union Bankshares Corp | 121 | $2.95K | 0.00% | 00.0% | Unchanged |
| Birchbrook, Inc. | 105 | $2.56K | 0.00% | +1+1.0% | Added |
| IFP Advisors, Inc | 104 | $2.54K | 0.00% | +59+131.1% | Added |
| Key Financial Inc | 97 | $2.37K | 0.00% | 00.0% | Unchanged |
| Basecamp Wealth Advisors LLC | 94 | $2.29K | 0.00% | +89+1,780.0% | Added |
| Triumph Capital Management | 90 | $2.20K | 0.00% | 00.0% | Unchanged |
| Brown, Lisle/Cummings, Inc. | 88 | $2.15K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 107 | $2.00K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 76 | $1.85K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 75 | $1.83K | 0.00% | +66+733.3% | Added |
| CoreCap Advisors, LLC | 74 | $1.82K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 67 | $1.62K | 0.00% | −159−70.4% | Reduced |
| SJS Investment Consulting Inc. | 64 | $1.56K | 0.00% | +52+433.3% | Added |
| DT Investment Partners, LLC | 59 | $1.44K | 0.00% | −300−83.6% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 59 | $1.44K | 0.00% | +20+51.3% | Added |
| St. Johns Investment Management Company, LLC | 58 | $1.42K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 54 | $1.32K | 0.00% | +36+200.0% | Added |
| Umb Bank N A | 54 | $1.32K | 0.00% | −216−80.0% | Reduced |
| Armstrong Advisory Group, Inc | 53 | $1.29K | 0.00% | 00.0% | Unchanged |
| Creative Financial Designs Inc | 52 | $1.27K | 0.00% | 00.0% | Unchanged |
| Webster Bank, N. A. | 51 | $1.24K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 48 | $1.17K | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 44 | $1.10K | 0.00% | −9−17.0% | Reduced |
| TD Private Client Wealth LLC | 42 | $1.02K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 41 | $1.00K | 0.00% | −1,035−96.2% | Reduced |
| Grove Bank & Trust | 41 | $1.00K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 59 | $1.00K | 0.00% | +57+2,850.0% | Added |
| Eastern Bank | 40 | $976 | 0.00% | 00.0% | Unchanged |
| Thompson Investment Management, Inc. | 40 | $976 | 0.00% | 00.0% | Unchanged |
| Wealth Preservation Advisors, LLC | 35 | $854 | 0.00% | +35 | New |
| Huntington National Bank | 33 | $805 | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 31 | $757 | 0.00% | −24−43.6% | Reduced |
| Rossby Financial, LCC | 29 | $728 | 0.00% | 00.0% | Unchanged |