# ADVANSIX INC COM

ADVANSIX INC COM is a security (CUSIP 00773T101) tracked across SEC portfolio filings. 281 institutional managers reported $537.4M on Form 13F as of 2026-06-30; 22 registered fund positions totaling $54.1M via N-PORT as of 2026-05-31.

## Summary

- Issuer: ADVANSIX INC
- Class: COM
- CUSIP: 00773T101
- Asset category: EC
- 13F holders: 281
- 13F value: $537.4M
- 13F period: 2026-06-30
- N-PORT fund positions: 22
- N-PORT value: $54.1M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 281 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $55.7M | 2,283,935 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $32.0M | 1,311,006 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $29.5M | 1,706,709 |
| [AEGIS FINANCIAL CORP](https://search.stillhousedata.com/firm/111587) | Mc Lean, VA | $29.5M | 1,209,629 |
| AMERICAN CENTURY COMPANIES INC | KANSAS CITY, MO | $27.5M | 1,126,637 |
| [CastleKnight Management LP](https://search.stillhousedata.com/firm/309435) | New York, NY | $24.8M | 631,781 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | BOSTON, MA | $17.8M | 728,292 |
| [CHARLES SCHWAB INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106753) | SAN FRANCISCO, CA | $17.0M | 696,362 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $15.9M | 652,248 |
| [AQR CAPITAL MANAGEMENT LLC](https://search.stillhousedata.com/firm/111883) | Greenwich, CT | $15.6M | 638,571 |
| [ALLIANCEBERNSTEIN L.P.](https://search.stillhousedata.com/firm/108477) | NASHVILLE, TN | $15.1M | 870,976 |
| [TWO SIGMA INVESTMENTS, LP](https://search.stillhousedata.com/firm/137137) | New York, NY | $14.9M | 612,694 |
| FMR LLC | BOSTON, MA | $14.8M | 608,289 |
| STATE STREET CORP | BOSTON, MA | $13.8M | 566,641 |
| [Solas Capital Management, LLC](https://search.stillhousedata.com/firm/159962) | DARIEN, CT | $12.6M | 517,029 |

## Top fund holders (N-PORT)

_Showing 15 of 22 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [Aegis Value Fund](https://search.stillhousedata.com/fund/S000043790) | Aegis Funds | $28.7M | 221.63% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $7.3M | 0.90% |
| [AB Small Cap Value Portfolio](https://search.stillhousedata.com/fund/S000045542) | AB CAP FUND, INC. | $4.1M | 69.49% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $3.0M | 1.72% |
| [Small Cap Core Portfolio](https://search.stillhousedata.com/fund/S000051867) | Bernstein Fund Inc | $2.4M | 33.75% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $2.1M | 2.84% |
| [TIFF MULTI-ASSET FUND](https://search.stillhousedata.com/fund/S000006387) | TIFF Investment Program | $2.1M | 14.82% |
| [Russell Investments U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000089990) | Russell Investments Exchange Traded Funds | $1.1M | 219.07% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $1.1M | 2.24% |
| [Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000048296) | Goldman Sachs ETF Trust | $448K | 4.55% |
| Gabelli Equity Trust Inc | Gabelli Equity Trust Inc | $390K | 2.25% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $343K | 0.06% |
| [BlackRock Advantage SMID Cap Fund, Inc.](https://search.stillhousedata.com/fund/S000002323) | BlackRock Advantage SMID Cap Fund, Inc. | $309K | 4.09% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $308K | 0.10% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $91K | 2.16% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/00773T101.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.