13F

Stock

Chicago Rivet & Mach Co

Ticker not mapped · held by 13 managers

Reported value

$1.44M

Holders

13

+2 new · −2 exited

Holders’ est. mark

−$472.1K

Price effect on 8 books still in the name

Largest holder

$554.8K

DIMENSIONAL FUND ADVISORS LP

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
DIMENSIONAL FUND ADVISORS LP55.8K$554.8K−$220.8KCut−$244.4K
Renaissance Technologies28.4K$282.7K−$112.5KCut−$125K
HighTower Advisors, LLC25.2K$250.7K−$99.8KCut−$99.8K
VestGen Advisors, LLC12.2K$123.2KNew
VANGUARD CAPITAL MANAGEMENT LLC8.38K$83.4KHeld
MORGAN STANLEY7.69K$76.5K−$30.5KCut−$30.5K
VANGUARD FIDUCIARY TRUST CO3.82K$38KHeld
HARBOUR INVESTMENTS, INC.1.41K$14K−$3.58KAdded$1.4K
Ancora Advisors LLC1.2K$11.9K−$4.75KCut−$4.75K
Advisory Services Network, LLC484$4.82KNew
UBS Group AG214$2.13K−$222Added$1.35K
BlackRock, Inc.1$10−$4Cut−$4
WELLS FARGO & COMPANY/MN1$8Added$3

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.