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Buy Day today: Good (62) Broad market participation · no major macro event
CLFD

Clearfield Inc

Technology · Communication Equipment

30.60$ +1.8% vs. previous close Closing price · As of: Sep 17, 2026

Ownership

Ownership Structure

Who owns Clearfield Inc (CLFD)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 68.1% of the shares are freely tradable; institutional investors hold 61.2%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 61.2%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 18.2%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 68.1%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 12.3%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 14Mio.

Largest Shareholders

Institutions

Institutions CLFD
Name Stake (%) Shares Change (%) Date
AIGH Capital Management, LLC 7.42 1,008,469 +0.0 06/30/2026
BlackRock Inc 6.61 897,868 -3.1 03/31/2026
ACK Asset Management LLC 5.96 810,200 +10.2 06/30/2026
Mairs & Power Inc 5.39 731,733 +0.2 03/31/2026
Vanguard Capital Management, LLC 3.75 509,836 +0.0 03/31/2026
Dimensional Fund Advisors, Inc. 2.63 357,104 +1.0 06/30/2026
Vanguard Portfolio Management, LLC 2.62 355,753 +0.0 03/31/2026
State Street Corp 2.37 322,245 +14.0 03/31/2026

Funds

Funds CLFD
Name Stake (%) Shares Change (%) Date
Vanguard MStar Total Stk Mkt Idx Invest 2.52 342,425 +0.0 07/31/2026
Vanguard Information Technology ETF 2.18 295,501 +0.4 07/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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