AdvanSix Inc. - Common Stock (ASIX) Institutional Ownership

13F Institutional Holders and Ownership History from Q2 2016 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
ASIX on NYSE
Shares outstanding
26,984,314
Price per share
$17.07
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
23,843,637
Total reported value
$412,510,112
% of total 13F portfolios
0%
Share change
-533,377
Value change
-$12,250,884
Number of holders
267
Price from insider filings
$17.07
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of AdvanSix Inc. - Common Stock (ASIX) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 12% -30% $55,334,245 -$23,249,346 3,199,954 -30% BlackRock, Inc. 31 Dec 2025
VANGUARD GROUP INC 6.4% $29,526,066 1,706,709 The Vanguard Group 31 Dec 2025
DIMENSIONAL FUND ADVISORS LP 4.8% $22,539,738 1,302,875 Dimensional Fund Advisors LP 31 Dec 2025
VICTORY CAPITAL MANAGEMENT INC 0.51% -97% $2,512,941 -$42,615,188 137,620 -94% Victory Capital Management, Inc. 30 Sep 2025

As of 31 Dec 2025, 267 institutional investors reported holding 23,843,637 shares of AdvanSix Inc. - Common Stock (ASIX). This represents 88% of the company’s total 26,984,314 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of AdvanSix Inc. - Common Stock (ASIX) together control 66% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 13% 3,392,470 -30% 0% $58,689,729
VANGUARD GROUP INC 6.3% 1,706,709 -14% 0% $29,526,066
DIMENSIONAL FUND ADVISORS LP 4.8% 1,302,875 -14% 0% $22,540,124
AEGIS FINANCIAL CORP 4.5% 1,209,629 5% $20,926,582
AMERICAN CENTURY COMPANIES INC 3.8% 1,021,114 +5.5% 0.01% $17,665,272
ALLIANCEBERNSTEIN L.P. 3.5% 943,913 -0.48% 0.01% $16,329,695
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 2.6% 711,634 +24% 0% $12,311,268
MILLENNIUM MANAGEMENT LLC 2.5% 663,537 0.01% $11,479,190
STATE STREET CORP 2.4% 639,053 -39% 0% $11,055,617
GEODE CAPITAL MANAGEMENT, LLC 2.4% 636,364 +0.18% 0% $11,011,564
Solas Capital Management, LLC 2.3% 615,445 +18% 6% $10,647,199
LSV ASSET MANAGEMENT 2.1% 569,479 -8.5% 0.02% $9,852,000
FMR LLC 1.9% 506,466 +24% 0% $8,761,850
JANE STREET GROUP, LLC 1.9% 505,934 +1874% 0.01% $8,752,659
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 1.5% 408,764 +18% 0% $7,071,617
TWO SIGMA INVESTMENTS, LP 1.5% 405,407 +110% 0.01% $7,013,541
GOLDMAN SACHS GROUP INC 1.4% 378,610 +149% 0% $6,549,949
Invenomic Capital Management LP 1.2% 326,227 +4.4% 0.27% $5,643,727
Qube Research & Technologies Ltd 1.2% 318,733 +360% 0.01% $5,514,081
DEPRINCE RACE & ZOLLO INC 1.1% 293,768 +15% 0.1% $5,082,187
Russell Investments Group, Ltd. 1.1% 293,409 +16% 0.01% $5,075,973
AQR CAPITAL MANAGEMENT LLC 1.1% 292,316 +2.3% 0% $5,057,075
D. E. Shaw & Co., Inc. 0.99% 266,547 +159% 0% $4,611,263
MORGAN STANLEY 0.97% 261,856 -29% 0% $4,530,135
DONALD SMITH & CO., INC. 0.91% 245,950 +8.6% 0.08% $4,254,935

Institutional Holders of AdvanSix Inc. - Common Stock (ASIX) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 23,843,637 $412,510,112 -$12,250,884 $17.30 267
2025 Q3 24,451,796 $473,888,023 -$4,379,348 $19.38 270
2025 Q2 24,600,692 $584,285,114 +$17,042,510 $23.75 275
2025 Q1 23,906,006 $541,429,602 -$832,461 $22.65 273
2024 Q4 23,870,663 $680,059,572 +$11,581,149 $28.49 276
2024 Q3 23,340,745 $708,863,290 +$15,078,839 $30.38 274
2024 Q2 22,982,818 $526,758,772 -$330,153 $22.92 252
2024 Q1 22,961,712 $656,675,883 -$2,367,404 $28.60 268
2023 Q4 23,056,144 $690,717,743 +$5,137,306 $29.96 276
2023 Q3 22,888,604 $711,366,056 -$18,678,459 $31.08 278
2023 Q2 23,479,874 $821,440,408 -$883,447 $34.98 283
2023 Q1 23,346,572 $893,443,402 +$20,035,877 $38.27 300
2022 Q4 23,206,641 $882,442,698 +$6,930,588 $38.02 299
2022 Q3 23,159,366 $743,450,744 -$8,594,513 $32.10 244
2022 Q2 23,277,134 $778,569,005 -$21,941,829 $33.44 257
2022 Q1 23,695,744 $1,211,326,100 +$35,911,573 $51.09 276
2021 Q4 23,105,455 $1,090,521,385 -$41,188,447 $47.25 288
2021 Q3 23,360,860 $927,452,553 +$21,410,528 $39.75 239
2021 Q2 23,138,708 $690,998,625 +$390,812 $29.86 211
2021 Q1 23,134,735 $620,528,347 -$19,468,164 $26.82 188
2020 Q4 23,884,290 $477,537,350 +$4,734,085 $19.99 162
2020 Q3 24,068,639 $309,952,301 -$2,324,595 $12.88 158
2020 Q2 24,268,215 $284,893,496 +$10,980,338 $11.74 164
2020 Q1 26,263 $255,003 -$26,071,116 $22.30 10
2019 Q4 23,998,992 $478,970,152 +$5,893,158 $19.96 194
2019 Q3 23,511,496 $604,485,324 -$11,474,008 $25.72 205
2019 Q2 23,978,106 $585,455,855 -$1,916,287 $24.43 216
2019 Q1 24,188,707 $691,465,541 +$2,755,988 $28.57 247
2018 Q4 24,198,601 $588,919,413 -$15,120,883 $24.34 242
2018 Q3 24,321,620 $825,489,222 -$818,822 $33.95 281
2018 Q2 24,289,225 $889,747,365 +$13,188,597 $36.63 293
2018 Q1 23,975,959 $833,874,530 +$3,265,284 $34.78 297
2017 Q4 23,827,136 $1,002,243,235 +$16,288,659 $42.07 313
2017 Q3 23,239,911 $923,798,475 -$18,340,559 $39.75 294
2017 Q2 23,739,711 $741,656,806 +$63,034,650 $31.24 284
2017 Q1 21,914,659 $598,615,055 +$109,755,874 $27.32 269
2016 Q4 21,611,395 $478,460,250 +$461,918,795 $22.14 293
2016 Q3 148,378 $2,431,584 +$2,431,584 $16.25 20
2016 Q2 19,034 $595,000 $31.26 1