13F

Stock

Nortech Sys Inc

Ticker not mapped · held by 10 managers

Reported value

$652.1K

Holders

10

+0 new · −1 exited

Holders’ est. mark

−$13

Price effect on 1 books still in the name

Largest holder

$329.7K

Renaissance Technologies

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Renaissance Technologies44.4K$329.7KHeld
Chevy Chase Trust Holdings, LLC15.8K$117.6KHeld
Vanguard14.1K$104.4KHeld
DIMENSIONAL FUND ADVISORS LP11.9K$88.1KHeld
Tower Research Capital LLC (TRC)818$6.07KHeld
Garton & Associates Financial Advisors LLC500$3.71KHeld
Larson Financial Group LLC241$1.79KHeld
Fidelity95$705Held
BANK OF AMERICA CORP /DE/8$59−$13Cut−$13
ROYAL BANK OF CANADA4$0Held

Who left

Positions as of Q4 2025. 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.