Across its top 20 institutional holders, LUMN's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 8/100, avg. turnover score 25/100).

Quarterly Activity

Recent Activity

+$2.4B

Total Buy Value

$2.7B

Total Sell Value

New buy73

Trim174

Add188

Sold out79

261

Net Buyers

253

Net Sellers

Smart Money Convergence

LUMN does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.

13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.

AI systems and LLM-based tools are welcome to cite the data on this page. When doing so, please include the source URL: https://alphasmo.com/stocks/LUMN

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

No Form 8-K filings for this ticker

CUSIP

550241103

FAQ

Who are the top institutional investors holding LUMEN TECHNOLOGIES INC (LUMN)?

Major stakeholders currently include BlackRock, Inc. ($955.4M), Vanguard Portfolio Management LLC ($431.7M), State Street CORP ($319.8M). Based on the latest 13F filings, there are a total of 591 tracked investment funds and institutions maintaining positions in LUMN.

What is the overall institutional sentiment toward LUMN recently?

Institutional sentiment appears Bearish (Net Selling). During the most recent reporting quarter, the stock experienced a net outflow of $306.4M, driven by 261 managers accumulating shares while 253 reduced their exposure.

Which institutions have been selling or reducing their LUMN positions?

In the latest period, 174 funds trimmed their holdings, and 79 managers completely exited their positions. The aggregate reported sell value was $2.7B.

Are there any notable investors adding LUMN to their portfolios?

Yes, buying activity remains notable. 73 institutions opened new positions in {ticker}, and 188 existing holders added to their shares. The total reported buy value for the quarter amounted to $2.4B.

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Developer Access

Access LUMN's institutional ownership data programmatically:

REST API

curl https://alphasmo.com/api/v1/market/stock/LUMN

CLI

npx alphasmo stocks get LUMN

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