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Fastenal Co

FAST
Exchange
Nasdaq
Industry
Retail-Building Materials, Hardware, Garden Supply
SEC CIK
0000815556

In the last 90 days, Fastenal Co insiders filed 0 open-market purchases and 4 sales; 1,464 institutions reported holding it in 13F filings for Q2 2026, worth $47.1B in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in Fastenal Co as of Dec 31, 2025. 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
1,381
+23 vs. Q3 2025
Shares held
993.1M
+40.9M (+4.3%) vs. Q3 2025
Total value
$39.9B
−$6.77B (−14.5%) vs. Q3 2025
New holders
168
479 more added
Sold out
145
542 more reduced

24 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting FAST 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.

Institutional holdersQ4 2025: 1,381 institutions
Q1 2021: 961 institutionsQ2 2021: 962 institutionsQ3 2021: 958 institutionsQ4 2021: 1,064 institutionsQ1 2022: 1,034 institutionsQ2 2022: 1,017 institutionsQ3 2022: 993 institutionsQ4 2022: 1,019 institutionsQ1 2023: 1,019 institutionsQ2 2023: 1,058 institutionsQ3 2023: 1,036 institutionsQ4 2023: 1,123 institutionsQ1 2024: 1,183 institutionsQ2 2024: 1,154 institutionsQ3 2024: 1,170 institutionsQ4 2024: 1,232 institutionsQ1 2025: 1,252 institutionsQ2 2025: 1,311 institutionsQ3 2025: 1,382 institutionsQ4 2025: 1,381 institutionsQ1 2026: 1,426 institutionsQ2 2026: 1,464 institutions
Value heldQ4 2025: $39.9B
Q1 2021: $22.5BQ2 2021: $23.4BQ3 2021: $23.3BQ4 2021: $28.9BQ1 2022: $26.8BQ2 2022: $22.6BQ3 2022: $20.6BQ4 2022: $21.4BQ1 2023: $24.5BQ2 2023: $26.9BQ3 2023: $25.0BQ4 2023: $30.3BQ1 2024: $36.1BQ2 2024: $29.3BQ3 2024: $33.3BQ4 2024: $34.1BQ1 2025: $37.4BQ2 2025: $40.7BQ3 2025: $46.8BQ4 2025: $39.9BQ1 2026: $45.1BQ2 2026: $47.1B
Institutions holding FAST and their total value by quarter
QuarterHoldersValue
Q2 20261,464$47.1B
Q1 20261,426$45.1B
Q4 20251,381$39.9B
Q3 20251,382$46.8B
Q2 20251,311$40.7B
Q1 20251,252$37.4B
Q4 20241,232$34.1B
Q3 20241,170$33.3B
Q2 20241,154$29.3B
Q1 20241,183$36.1B
Q4 20231,123$30.3B
Q3 20231,036$25.0B
Q2 20231,058$26.9B
Q1 20231,019$24.5B
Q4 20221,019$21.4B
Q3 2022993$20.6B
Q2 20221,017$22.6B
Q1 20221,034$26.8B
Q4 20211,064$28.9B
Q3 2021958$23.3B
Q2 2021962$23.4B
Q1 2021961$22.5B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Fastenal Co; share changes are against Q3 2025.

Institutions holding FAST in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Tower Research Capital LLC (TRC)88,259$3.54M0.09%+66,065+297.7%Added
Wiley Bros.-Aintree Capital, LLC86,877$3.48M0.02%−1,084−1.2%Reduced
HB Wealth Management, LLC86,604$3.48M0.02%+8,865+11.4%Added
Allstate Corp86,319$3.46M0.05%+44,209+105.0%Added
Harvest Fund Management Co., Ltd85,717$3.44M0.13%+1,720+2.0%Added
Marks Group Wealth Management, Inc84,417$3.39M0.32%+2,072+2.5%Added
Mizuho Securities USA LLC83,592$3.38M0.06%+60.0%Added
Peapack Gladstone Financial Corp84,143$3.38M0.04%−28,861−25.5%Reduced
Raiffeisen Bank International AG82,068$3.35M0.04%−17,209−17.3%Reduced
Voloridge Investment Management, LLC83,163$3.34M0.01%+83,163New
Sittner & Nelson, LLC68,495$3.27M1.16%+226+0.3%Added
Arcadia Investment Management Corp81,024$3.25M0.53%−582−0.7%Reduced
Thoroughbred Financial Services, LLC80,884$3.25M0.19%−1,819−2.2%Reduced
Ilmarinen Mutual Pension Insurance Co80,706$3.24M0.03%00.0%Unchanged
Greenleaf Trust80,324$3.22M0.03%+1,037+1.3%Added
Alta Capital Management LLC80,297$3.22M0.21%−848−1.0%Reduced
Dean Investment Associates, LLC79,893$3.21M0.46%−3,267−3.9%Reduced
Vestmark Advisory Solutions, Inc.79,733$3.20M0.04%−1,292−1.6%Reduced
Huntleigh Advisors, Inc.79,667$3.20M0.54%+7,288+10.1%Added
Crossmark Global Holdings, Inc.78,650$3.16M0.05%−10,850−12.1%Reduced
Bessemer Group Inc78,656$3.16M0.00%+20,308+34.8%Added
Tema ETFs LLC78,475$3.15M0.24%−99,536−55.9%Reduced
Perennial Advisors, LLC77,625$3.12M0.52%−75−0.1%Reduced
Independent Advisor Alliance77,469$3.11M0.08%+10,413+15.5%Added
Nicollet Investment Management, Inc.76,846$3.08M0.98%+207+0.3%Added
Banque Cantonale Vaudoise76,782$3.08M0.11%+52,654+218.2%Added
Great Valley Advisor Group, Inc.76,253$3.06M0.06%+266+0.4%Added
LGT Fund Management Co Ltd.74,474$3.04M0.24%−17,998−19.5%Reduced
Agf Management Ltd75,284$3.02M0.01%+9,712+14.8%Added
Vident Advisory, LLC75,043$3.01M0.03%−54,550−42.1%Reduced
Wendell David Associates Inc73,800$2.96M0.30%−4,600−5.9%Reduced
WoodTrust Financial Corp73,150$2.94M0.34%+4,350+6.3%Added
CoreCap Advisors, LLC72,596$2.91M0.10%−7,824−9.7%Reduced
Knollwood Investment Advisory, LLC72,312$2.90M0.27%00.0%Unchanged
Kentucky Retirement Systems72,072$2.89M0.08%00.0%Unchanged
Allianz Asset Management GmbH71,599$2.87M0.00%−5,162−6.7%Reduced
Alerus Financial NA71,569$2.87M0.14%+1,799+2.6%Added
Glenview Trust Co71,494$2.87M0.04%−7,780−9.8%Reduced
BLI - Banque de Luxembourg Investments70,000$2.86M0.08%+17,000+32.1%Added
ICW Investment Advisors LLC71,304$2.86M1.04%−309−0.4%Reduced
Jacobs Levy Equity Management, Inc71,281$2.86M0.01%−1,805,039−96.2%Reduced
CWM Advisors, LLC70,784$2.84M0.26%+64,486+1,023.9%Added
D.A. Davidson & Co.70,342$2.82M0.02%+1,048+1.5%Added
MML Investors Services, LLC70,312$2.82M0.01%−11,230−13.8%Reduced
Wealthspire Advisors, LLC70,021$2.81M0.02%+16,287+30.3%Added
Lincoln Capital LLC69,988$2.81M0.51%+12,800+22.4%Added
Stephens Inc69,788$2.80M0.03%+1,069+1.6%Added
Focus Financial Network, Inc.68,512$2.75M0.10%+49,793+266.0%Added
RMB Capital Management, LLC68,480$2.75M0.05%−1,753−2.5%Reduced
Ashton Thomas Private Wealth, LLC68,013$2.73M0.07%+213+0.3%Added
BankPlus Trust Department67,293$2.70M0.71%+1,238+1.9%Added
Peoples Financial Services Corp.66,915$2.69M1.25%−1,584−2.3%Reduced
Hartford Investment Management Co66,555$2.67M0.08%−784−1.2%Reduced
Intech Investment Management LLC66,528$2.67M0.02%+9,636+16.9%Added
Beacon Pointe Advisors, LLC66,339$2.66M0.02%+8,843+15.4%Added
Welch & Forbes LLC66,184$2.66M0.03%00.0%Unchanged
BFSG, LLC65,657$2.63M0.26%−339−0.5%Reduced
Brevan Howard Capital Management LP65,277$2.62M0.05%+16,642+34.2%Added
HighPoint Advisor Group LLC65,170$2.62M0.06%+17,497+36.7%Added
CAPROCK Group, Inc.65,155$2.61M0.06%+24,312+59.5%Added
Hartline Investment Corp64,660$2.59M0.28%00.0%Unchanged
Sepio Capital, LP64,638$2.59M0.14%+1,295+2.0%Added
Oppenheimer & Co Inc64,578$2.59M0.04%−46,706−42.0%Reduced
Scotia Capital Inc.64,298$2.58M0.01%+2,082+3.3%Added
Davy Global Fund Management Ltd64,120$2.57M0.18%−63,250−49.7%Reduced
Ameritas Investment Partners, Inc.63,971$2.57M0.08%+3,243+5.3%Added
Abn Amro Investment Solutions63,779$2.56M0.04%+53,677+531.4%Added
Harfst & Associates, Inc.63,382$2.54M0.46%−338−0.5%Reduced
GAMMA Investing LLC62,574$2.51M0.13%+4,788+8.3%Added
Allspring Global Investments Holdings, LLC60,730$2.46M0.00%+7,601+14.3%Added
Federation des caisses Desjardins du Quebec60,387$2.42M0.01%+901+1.5%Added
Harvest Portfolios Group Inc.59,869$2.40M0.04%+14,964+33.3%Added
Legacy Financial Strategies, LLC59,737$2.40M0.42%−7,961−11.8%Reduced
CWM, LLC58,957$2.37M0.01%+2,865+5.1%Added
GAM Holding AG58,639$2.35M0.15%+58,639New
Concurrent Investment Advisors, LLC57,913$2.32M0.03%+16,905+41.2%Added
Gulf International Bank (UK) Ltd57,511$2.31M0.07%00.0%Unchanged
Los Angeles Capital Management LLC55,394$2.30M0.01%−435,992−88.7%Reduced
Maryland State Retirement & Pension System56,799$2.28M0.05%00.0%Unchanged
YHB Investment Advisors, Inc.56,747$2.28M0.16%−2,190−3.7%Reduced
New Age Alpha Advisors, LLC56,613$2.27M0.10%−702−1.2%Reduced
RK Asset Management, LLC56,341$2.26M2.13%+60+0.1%Added
Bryn Mawr Trust Co56,168$2.25M0.05%+1,324+2.4%Added
FIL Ltd55,696$2.24M0.00%−1,579,272−96.6%Reduced
Sequoia Financial Advisors, LLC55,664$2.23M0.01%+6,000+12.1%Added
Griffin Asset Management, Inc.53,982$2.17M0.23%+19,392+56.1%Added
AG2R la Mondiale Gestion D'Actifs53,836$2.16M0.10%+8,618+19.1%Added
Horizon Investments, LLC53,419$2.14M0.03%+2,828+5.6%Added
Heritage Trust Co52,745$2.12M0.22%−199−0.4%Reduced
Cim, LLC52,627$2.11M0.28%+173+0.3%Added
Arjuna Capital52,483$2.11M0.52%−29,060−35.6%Reduced
New Mexico Educational Retirement Board52,452$2.10M0.06%+600+1.2%Added
Grandfield & Dodd, LLC52,228$2.10M0.12%00.0%Unchanged
Huntington National Bank51,230$2.06M0.01%−3,031−5.6%Reduced
F/M Investments LLC50,479$2.03M0.08%−8,665−14.7%Reduced
Davenport & Co LLC50,188$2.01M0.01%−1,752−3.4%Reduced
Fulton Bank, N.A.49,614$1.99M0.07%−325−0.7%Reduced
Park Avenue Securities LLC49,474$1.99M0.02%−5,351−9.8%Reduced
Wesleyan Assurance Society49,206$1.98M0.11%00.0%Unchanged
Walleye Trading LLC49,100$1.97M0.03%+8,858+22.0%Added