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Fastenal

1,413 hedge funds and large institutions have $43.9B invested in Fastenal in 2026 Q1 according to their latest regulatory filings, with 155 funds opening new positions, 501 increasing their positions, 521 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

4% less repeat investments, than reductions

Existing positions increased: 501 | Existing positions reduced: 521

1.81% less ownership

Funds ownership: 84.26%82.45% (-1.8%)

29% less call options, than puts

Call options by funds: $189M | Put options by funds: $267M

Holders
1,413
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
21
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$189M
Puts
$267M
Net Calls
Net Calls Change

Top Buyers

1 +$228M
2 +$202M
3 +$118M
4
Mariner
Mariner
Kansas
+$117M
5
Bank of America
Bank of America
North Carolina
+$78.3M

Top Sellers

1 -$355M
2 -$140M
3 -$135M
4
Principal Financial Group
Principal Financial Group
Iowa
-$127M
5
Amundi
Amundi
France
-$103M
Name Holding Trade Value Shares
Change
Change in
Stake
AAIS
426
ABN AMRO Investment Solutions
$3.57M
Jane Street
427
Jane Street
New York
$3.54M
WF
428
WoodTrust Financial
Wisconsin
$3.49M
DIA
429
Dean Investment Associates
Ohio
$3.48M
GT
430
Glenview Trust
Kentucky
$3.48M
PMWMG
431
Parr McKnight Wealth Management Group
Minnesota
$3.47M
TFS
432
Thoroughbred Financial Services
Tennessee
$3.47M
GVAG
433
Great Valley Advisor Group
Delaware
$3.47M
NIM
434
Nicollet Investment Management
Minnesota
$3.43M
OIS
435
Okabena Investment Services
Minnesota
$3.41M
HI
436
Horizon Investments
North Carolina
$3.4M
GI
437
GAMMA Investing
California
$3.39M
KIA
438
Knollwood Investment Advisory
Maryland
$3.36M
DADC
439
D.A. Davidson & Co
Montana
$3.35M
IIA
440
ICW Investment Advisors
Arizona
$3.34M
WDA
441
Wendell David Associates
New Hampshire
$3.33M
TE
442
Tema ETFs
New York
$3.3M
SI
443
Stephens Inc
Arkansas
$3.28M
XT
444
XTX Topco
Cayman Islands
$3.27M
LC
445
Lincoln Capital
Nebraska
$3.24M
ATPW
446
Ashton Thomas Private Wealth
Arizona
$3.23M
MSU
447
Mizuho Securities USA
New York
$3.22M
IIM
448
INTECH Investment Management
Florida
$3.19M
CRC
449
Curi RMB Capital
Illinois
$3.18M
CA
450
CoreCap Advisors
Michigan
$3.18M