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Equibles

FAST

Fastenal Co

Company with tickers: FAST

CIK
815556
CUSIP
311900104
Shares Outstanding
1,148,035,061
13F Activity (30d)
53 filings 37 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1,419
Total Value: $45,323,064,537
Total Shares: 976,790,201
Showing 1–100 of 1,456 holdings by value · page 1 of 15

Institutional Ownership Trend

25 quarters

Superinvestors Holding FAST

All superinvestors →
Joel Greenblatt $27,790,816

Holder Concentration

Across 1,419 13F filers · Δ vs Dec 31, 2025
Top Holder
11.8%
Jun 2023 → Mar 2026 · range 11.8% – 15.8%
−3.8 pts
Top 5
35.2%
Jun 2023 → Mar 2026 · range 35.2% – 40.9%
−5.5 pts
Top 10
46.2%
Jun 2023 → Mar 2026 · range 46.2% – 51.7%
−4.4 pts
HHI
340
Jun 2023 → Mar 2026 · range 340 – 485
Broadly held−134

Quarterly Activity

vs Dec 31, 2025
New
156
Increased
507
Decreased
522
Sold Out
117
Unchanged
234
Holder count: +39
Institutional value: +16.1%
Shares held: +0.4%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega MORGAN STANLEY +5,082,700 25,737,011
Mega WELLINGTON MANAGEMENT GROUP LLP +4,496,868 16,592,062
Large Mariner, LLC +2,598,583 4,204,660
Mega CITIGROUP INC +2,269,062 3,975,510
Mega BANK OF AMERICA CORP /DE/ +1,744,193 16,292,425

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC −7,909,115 39,387,932
Mega Invesco Ltd. −3,124,209 14,125,617
Mega Bank of New York Mellon Corp −3,005,176 24,654,846
Mega PRINCIPAL FINANCIAL GROUP INC −2,822,940 8,746,516
Mega Amundi −2,295,460 4,084,902

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 160,843,006 $7,463,115,478
Mega VANGUARD FIDUCIARY TRUST CO 6,595,862 $306,047,996
Large Holocene Advisors, LP 2,624,456 $121,774,758
Mega Vanguard Global Advisers, LLC 2,512,316 $116,571,462
Mega VANGUARD ASSET MANAGEMENT, Ltd 2,318,754 $107,590,185

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 151,452,412 $6,077,785,292
Mega NORGES BANK 16,098,838 $646,046,368
Large VIRGINIA RETIREMENT SYSTEMS ET Al 683,484 $27,428,212
Mid Delta Accumulation, LLC 577,800 $23,187,114
Large RENAISSANCE TECHNOLOGIES LLC 417,476 $16,753,311
Filter: New 156 Increased 507 Reduced 522 Sold out 117 Unchanged 234
Showing 100 of 1,456
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega BlackRock, Inc. $4,860,577,889 10.72% 104,753,834
Mega VANGUARD CAPITAL MANAGEMENT LLC $4,003,620,427 8.83% 86,284,923
Mega VANGUARD CAPITAL MANAGEMENT LLC $3,459,495,051 7.63% 74,558,083
Mega STATE STREET CORP $2,578,409,720 5.69% 55,569,175
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $1,827,600,043 4.03% 39,387,932
Mega GEODE CAPITAL MANAGEMENT, LLC $1,806,032,349 3.98% 38,923,111
Mega MORGAN STANLEY $1,194,197,303 2.63% 25,737,011
Mega Bank of New York Mellon Corp Bank $1,143,984,847 2.52% 24,654,846
Mega WELLINGTON MANAGEMENT GROUP LLP $769,871,675 1.70% 16,592,062
Mega BANK OF AMERICA CORP /DE/ Bank $755,968,518 1.67% 16,292,425
Large Baird Financial Group, Inc. $713,528,481 1.57% 15,377,769
Mega Invesco Ltd. $655,428,623 1.45% 14,125,617
Mega NORTHERN TRUST CORP Bank $638,874,032 1.41% 13,768,837
Mega GOLDMAN SACHS GROUP INC $612,346,691 1.35% 13,197,127
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $534,908,384 1.18% 11,528,198
Mega ENVESTNET ASSET MANAGEMENT INC $477,781,171 1.05% 10,297,008
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund $422,153,649 0.93% 9,098,139
Mega PRINCIPAL FINANCIAL GROUP INC $405,838,340 0.90% 8,746,516
Mega Legal & General Group Plc $405,392,808 0.89% 8,736,914
Large Cantillon Capital Management LLC $378,933,209 0.84% 8,166,664
Mega UBS Group AG $377,631,271 0.83% 8,138,605
Mega ROYAL BANK OF CANADA Bank $364,146,824 0.80% 7,847,992
Mega FMR LLC $357,717,783 0.79% 7,709,435
Large BLAIR WILLIAM & CO/IL $342,140,004 0.75% 7,373,707
Mega DIMENSIONAL FUND ADVISORS LP $318,901,027 0.70% 6,872,867
Mega VANGUARD FIDUCIARY TRUST CO Bank $306,047,996 0.68% 6,595,862
Large Thrivent Financial for Lutherans $288,981,983 0.64% 6,228,060
Mega FRANKLIN RESOURCES INC $287,663,060 0.63% 6,199,635
Mega JPMORGAN CHASE & CO $277,798,882 0.61% 5,987,045
Large USS Investment Management Ltd $276,272,977 0.61% 5,954,159
Large ProShare Advisors LLC $247,271,214 0.55% 5,329,121
Mega WELLS FARGO & COMPANY/MN $227,772,586 0.50% 4,908,892
Large LONDON CO OF VIRGINIA $217,802,203 0.48% 4,694,013
Mid PROVIDENT TRUST CO Bank $209,743,219 0.46% 4,520,328
Large Mariner, LLC $195,096,223 0.43% 4,204,660
Mega Amundi $189,539,451 0.42% 4,084,902
Mega AMERICAN CENTURY COMPANIES INC $185,983,078 0.41% 4,008,256
Mid MAIRS & POWER INC $182,001,308 0.40% 3,922,442
Mega DEUTSCHE BANK AG\ Bank $180,596,868 0.40% 3,892,174
Mega TD Asset Management Inc $175,026,135 0.39% 3,772,115
Mega Nuveen, LLC $172,480,028 0.38% 3,717,242
Mega PRICE T ROWE ASSOCIATES INC /MD/ $172,116,762 0.38% 3,709,413
Mid Fenimore Asset Management Inc $169,753,100 0.37% 3,658,472
Large STIFEL FINANCIAL CORP $167,983,820 0.37% 3,620,341
Mega HSBC HOLDINGS PLC $164,800,730 0.36% 3,551,740
Mega Swiss National Bank Bank $156,330,880 0.34% 3,369,200
Mega California Public Employees Retirement System Pension $155,564,305 0.34% 3,352,679
Mid MARSHFIELD ASSOCIATES $153,550,916 0.34% 3,309,287
Large BAHL & GAYNOR INC $145,220,724 0.32% 3,129,757
Mid Douglass Winthrop Advisors, LLC $144,589,174 0.32% 3,116,146
Large Epoch Investment Partners, Inc. $141,816,726 0.31% 3,056,395
Mid CONFLUENCE INVESTMENT MANAGEMENT LLC $137,655,900 0.30% 2,966,722
Mega BARCLAYS PLC $135,976,312 0.30% 2,930,524
Mid Champlain Investment Partners, LLC $134,616,283 0.30% 2,901,213
Mega STATE FARM MUTUAL AUTOMOBILE INSURANCE CO Insurance $131,209,363 0.29% 2,827,788
Mega Sumitomo Mitsui Trust Group, Inc. $130,898,529 0.29% 2,821,089
Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. $130,607,044 0.29% 2,814,807
Mega Mitsubishi UFJ Asset Management Co., Ltd. $130,361,635 0.29% 2,809,518
Mega NORDEA INVESTMENT MANAGEMENT AB $125,451,492 0.28% 2,703,696
Mid DF DENT & CO INC $123,762,580 0.27% 2,667,297
Large Squarepoint Ops LLC $123,048,531 0.27% 2,651,908
Mega BNP PARIBAS ARBITRAGE, SA $122,992,944 0.27% 2,650,710
Large Holocene Advisors, LP $121,774,758 0.27% 2,624,456
Mega SCHRODER INVESTMENT MANAGEMENT GROUP $121,477,844 0.27% 2,618,057
Mega Vanguard Global Advisers, LLC $116,571,462 0.26% 2,512,316
Mega CITIGROUP INC $116,000,000 0.26% 2,500,000
Mega BANK OF MONTREAL /CAN/ Bank $115,348,540 0.25% 2,485,960
Large Ensign Peak Advisors, Inc $112,180,259 0.25% 2,417,678
Mega RHUMBLINE ADVISERS $110,741,348 0.24% 2,386,667
Mega VANGUARD ASSET MANAGEMENT, Ltd $107,590,185 0.24% 2,318,754
Mid RIVERBRIDGE PARTNERS LLC $103,095,324 0.23% 2,221,882
Large Bank Julius Baer & Co. Ltd, Zurich Bank $103,085,070 0.23% 2,221,661
Mega RAYMOND JAMES FINANCIAL INC $97,078,728 0.21% 2,092,214
Large Aberdeen Group plc $87,276,867 0.19% 1,880,967
Large BAILLIE GIFFORD & CO $85,881,249 0.19% 1,850,889
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $81,736,244 0.18% 1,761,557
Mega Clearbridge Investments, LLC $80,334,779 0.18% 1,731,353
Large Capital Wealth Planning, LLC $79,330,868 0.18% 1,709,717
Mega LPL Financial LLC $78,847,520 0.17% 1,699,300
Mid Railway Pension Investments Ltd Pension $78,265,200 0.17% 1,686,750
Large Swiss Life Asset Management Ltd $76,654,887 0.17% 1,652,045
Small STEGINSKY CAPITAL LLC $76,038,464 0.17% 1,638,760
Mid Employees Retirement System of Texas Pension $75,150,228 0.17% 1,619,617
Mega National Pension Service Pension $74,465,040 0.16% 1,604,850
Mega FIRST TRUST ADVISORS LP $70,087,014 0.15% 1,510,496
Mega CITIGROUP INC $68,463,663 0.15% 1,475,510
Large Mirae Asset Global Investments Co., Ltd. $67,245,710 0.15% 1,449,261
Large PFA Pension, Forsikringsaktieselskab Pension $67,202,697 0.15% 1,448,334
Large MACKENZIE FINANCIAL CORP $67,024,753 0.15% 1,444,499
Large Russell Investments Group, Ltd. $66,810,522 0.15% 1,439,882
Mid DONALDSON CAPITAL MANAGEMENT, LLC $65,052,428 0.14% 1,401,992
Mid NICHOLAS COMPANY, INC. $64,971,600 0.14% 1,400,250
Small CALEDONIA INVESTMENTS PLC $64,269,196 0.14% 1,385,112
Mega NEUBERGER BERMAN GROUP LLC $62,828,012 0.14% 1,354,052
Large Balyasny Asset Management L.P. $62,165,699 0.14% 1,339,778
Large NOMURA ASSET MANAGEMENT CO LTD $62,029,468 0.14% 1,336,842
Large Quantinno Capital Management LP $60,440,779 0.13% 1,302,603
Large BNP PARIBAS ASSET MANAGEMENT Holding S.A. $60,363,986 0.13% 1,300,948
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $59,419,840 0.13% 1,280,600
Mid COMPASS CAPITAL MANAGEMENT, INC $59,377,662 0.13% 1,279,691

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