PHILLIPS 66 (PSX) Institutional Shareholders
PHILLIPS 66 (PSX) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $54.26B in PSX holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of PSX tracked by InsiderSet, reporting ownership valued at approximately $5.83B in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $6.78B, representing an estimated gain of +16.19% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 58% of the total disclosed PSX value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Capital Management Llc, State Street Corp, and several other long-term asset managers with concentrated positions in PHILLIPS 66 (PSX).
This page ranks the largest institutional PSX shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
2,058
Total Reported Value
$54.26B
Largest Holder
Blackrock, Inc.
Largest Position
$5.83B
Insider Transactions (90d)
3
Latest Filing Quarter
Q2 2026
New Institutional Positions
29
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.10% | 32,024,597 | $5,834,240,927 | $6,778,966,693 | +$944,725,766 | +16.19% | |
| Vanguard Capital Management Llc | 0.12% | 26,107,984 | $4,756,352,525 | $5,526,538,053 | +$770,185,528 | +16.19% | |
| State Street Corp | 0.16% | 25,772,853 | $4,695,298,360 | $5,455,597,523 | +$760,299,163 | +16.19% | |
| Vanguard Portfolio Management Llc | 0.21% | 22,100,692 | $4,026,304,069 | $4,678,274,483 | +$651,970,414 | +16.19% | |
| Elliott Investment Management L.P. | 22.01% | 19,251,000 | $3,507,147,180 | $4,075,051,680 | +$567,904,500 | +16.19% | |
| Wells Fargo & Company/Mn | 0.50% | 13,788,007 | $2,511,899,064 | $2,918,645,322 | +$406,746,258 | +16.19% | |
| Geode Capital Management, Llc | 0.12% | 10,658,175 | $1,934,362,830 | $2,256,122,484 | +$321,759,654 | +16.63% | |
| Harris Associates L P | 2.22% | 9,134,428 | $1,664,110,104 | $1,933,575,719 | +$269,465,615 | +16.19% | |
| Morgan Stanley | 0.08% | 7,100,129 | $1,293,501,962 | $1,502,955,307 | +$209,453,345 | +16.19% | |
| Bank Of New York Mellon Corp | 0.23% | 6,879,213 | $1,253,254,798 | $1,456,191,808 | +$202,937,010 | +16.19% | |
| Goldman Sachs Group Inc | 0.14% | 5,723,891 | $1,042,778,367 | $1,211,633,247 | +$168,854,880 | +16.19% | |
| Fmr Llc | 0.04% | 4,327,131 | $788,316,855 | $915,967,090 | +$127,650,235 | +16.19% | |
| Charles Schwab Investment Management Inc | 0.11% | 3,968,562 | $722,992,625 | $840,065,204 | +$117,072,579 | +16.19% | |
| Invesco Ltd. | 0.11% | 3,960,848 | $721,587,258 | $838,432,305 | +$116,845,047 | +16.19% | |
| Northern Trust Corp | 0.09% | 3,676,074 | $669,707,161 | $778,151,344 | +$108,444,183 | +16.19% | |
| Amundi | 0.18% | 3,667,451 | $668,136,536 | $776,326,028 | +$108,189,492 | +16.19% | |
| Aqr Capital Management Llc | 0.28% | 3,383,523 | $616,410,249 | $716,224,149 | +$99,813,900 | +16.19% | |
| Ubs Group Ag | 0.10% | 3,149,505 | $573,776,821 | $666,687,218 | +$92,910,397 | +16.19% | |
| Bank Of America Corp | 0.04% | 2,971,036 | $541,263,330 | $628,908,900 | +$87,645,570 | +16.19% | |
| Dimensional Fund Advisors Lp | 0.11% | 2,839,278 | $517,361,847 | $601,018,367 | +$83,656,520 | +16.17% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.09% | 2,321,649 | $422,958,014 | $491,446,660 | +$68,488,646 | +16.19% | |
| Vanguard Fiduciary Trust Co | 0.11% | 2,269,903 | $413,530,929 | $480,493,067 | +$66,962,138 | +16.19% | |
| Legal & General Group Plc | 0.08% | 1,991,832 | $362,871,959 | $421,630,998 | +$58,759,039 | +16.19% | |
| Nuveen, Llc | 0.08% | 1,705,721 | $310,748,251 | $361,067,021 | +$50,318,770 | +16.19% | |
| Boston Partners | 0.32% | 1,651,820 | $301,250,093 | $349,657,258 | +$48,407,165 | +16.07% | |
| Royal Bank Of Canada | 0.05% | 1,489,962 | $271,441,000 | $315,395,156 | +$43,954,156 | +16.19% | |
| Neuberger Berman Group Llc | 0.20% | 1,424,106 | $259,593,486 | $301,454,758 | +$41,861,272 | +16.13% | |
| Raymond James Financial Inc | 0.08% | 1,392,167 | $253,628,492 | $294,693,911 | +$41,065,419 | +16.19% | |
| Deutsche Bank Ag\ | 0.08% | 1,321,535 | $240,757,247 | $279,742,529 | +$38,985,282 | +16.19% | |
| Mariner, Llc | 0.26% | 1,222,327 | $222,708,369 | $258,742,179 | +$36,033,810 | +16.18% | |
| Los Angeles Capital Management Llc | 0.87% | 1,205,785 | $219,669,913 | $255,240,569 | +$35,570,656 | +16.19% | |
| Millennium Management Llc | 0.16% | 1,194,043 | $217,530,754 | $252,755,022 | +$35,224,268 | +16.19% | |
| Swiss National Bank | 0.12% | 1,182,450 | $215,418,741 | $250,301,016 | +$34,882,275 | +16.19% | |
| Jacobs Levy Equity Management, Inc | 0.79% | 1,029,791 | $187,607,324 | $217,986,159 | +$30,378,835 | +16.19% | |
| Canada Pension Plan Investment Board | 0.12% | 999,314 | $182,055,025 | $211,534,788 | +$29,479,763 | +16.19% | |
| Barrow Hanley Mewhinney & Strauss Llc | 0.59% | 981,432 | $178,797,282 | $207,749,526 | +$28,952,244 | +16.19% | |
| Envestnet Asset Management Inc | 0.04% | 1,008,833 | $170,542,583 | $213,549,769 | +$43,007,186 | +25.22% | |
| Mitsubishi Ufj Asset Management Co., Ltd. | 0.11% | 916,943 | $167,048,676 | $194,098,494 | +$27,049,818 | +16.19% | |
| Wellington Management Group Llp | 0.03% | 904,814 | $164,839,015 | $191,531,028 | +$26,692,013 | +16.19% | |
| Vanguard Global Advisers, Llc | 0.09% | 899,110 | $163,799,860 | $190,323,605 | +$26,523,745 | +16.19% | |
| Lpl Financial Llc | 0.04% | 887,797 | $161,738,841 | $187,928,869 | +$26,190,028 | +16.19% | |
| Hsbc Holdings Plc | 0.10% | 883,907 | $160,987,995 | $187,105,434 | +$26,117,439 | +16.22% | |
| Arrowstreet Capital, Limited Partnership | 0.08% | 796,505 | $145,107,281 | $168,604,178 | +$23,496,897 | +16.19% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.08% | 853,719 | $144,321,197 | $180,715,238 | +$36,394,041 | +25.22% | |
| Adage Capital Partners Gp, L.L.C. | 0.22% | 781,001 | $142,282,762 | $165,322,292 | +$23,039,530 | +16.19% | |
| Marshall Wace, Llp | 0.15% | 772,013 | $140,645,328 | $163,419,712 | +$22,774,384 | +16.19% | |
| Barclays Plc | 0.05% | 759,668 | $138,396,317 | $160,806,522 | +$22,410,205 | +16.19% | |
| Vanguard Asset Management, Ltd | 0.12% | 756,628 | $137,842,489 | $160,163,015 | +$22,320,526 | +16.19% | |
| Rhumbline Advisers | 0.12% | 749,243 | $136,496,961 | $158,599,758 | +$22,102,797 | +16.19% | |
| Bank Of Montreal | 0.05% | 726,489 | $132,351,767 | $153,783,192 | +$21,431,425 | +16.19% |
Frequently asked questions about PSX
Who owns the most PSX stock?
The largest holders of PSX are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for PHILLIPS 66 (PSX).
Is PSX widely held by superinvestors?
Many widely followed stocks like PSX appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly PSX is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.