13F

Stock

Nortech Sys Inc

Ticker not mapped · held by 8 managers

Reported value

$1.09M

Holders

8

+1 new · −4 exited

Holders’ est. mark

$286.7K

Price effect on 5 books still in the name

Largest holder

$536.3K

Renaissance Technologies

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Renaissance Technologies44K$536.3K$209.7KAdded$206.7K
VANGUARD CAPITAL MANAGEMENT LLC27.9K$340KHeld
Chevy Chase Trust Holdings, LLC15.8K$193K$75.4KAdded$75.4K
VANGUARD FIDUCIARY TRUST CO1.53K$18.6KHeld
Larson Financial Group LLC241$2.94K$1.15KAdded$1.15K
Fidelity95$1.16K$453Added$453
Caitong International Asset Management Co., Ltd1$12New
ROYAL BANK OF CANADA4$0$0Held

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.