LUMEN TECHNOLOGIES INC (LUMN) Institutional Ownership Changes & 13F Activity

LUMEN TECHNOLOGIES INC (LUMN) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Sequoia Financial Advisors, Longleaf Partners, Mairs & Power Growth Fund, and Fairfax Financial Holdings.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCSell-322,7009,720,567$67,557,941
Q1 2026Sequoia Financial AdvisorsSell-29,3611,339,607$9,310,267
Q4 2025Renaissance Technologies LLCSell-1,258,93910,043,267$78,036,185
Q4 2025Sequoia Financial AdvisorsBuy14,5441,368,968$10,636,880
Q3 2025Renaissance Technologies LLCSell-1,404,40311,302,206$69,169,501
Q3 2025Sequoia Financial AdvisorsSell-12,5651,354,424$8,289,075
Q2 2025Renaissance Technologies LLCBuy1,413,20612,706,609$55,654,947
Q2 2025Sequoia Financial AdvisorsSell-3,6091,366,989$5,987,412
Q1 2025Sequoia Financial AdvisorsSell-711,3671,370,598$5,372,745
Q1 2025Renaissance Technologies LLCSell-370,60611,293,403$44,270,140
Q4 2024Renaissance Technologies LLCBuy5,049,70911,664,009$61,935,888
Q4 2024Sequoia Financial AdvisorsBuy664,8232,081,965$11,055,235
Q3 2024Renaissance Technologies LLCSell-2,259,5036,614,300$46,961,530
Q3 2024Sequoia Financial AdvisorsBuy1,406,4441,417,142$10,061,709
Q2 2024Renaissance Technologies LLCBuy919,3008,873,803$9,761,183
Q1 2024Renaissance Technologies LLCBuy4,063,1007,954,503$12,409
Q1 2024Sequoia Financial AdvisorsSell-26,13710,698$16,689
Q4 2023Renaissance Technologies LLCBuy1,997,1003,891,403$7,121
Q2 2023Renaissance Technologies LLCSell-22,308,3001,894,303$4,281
Q2 2023Sequoia Financial AdvisorsSell-7,90536,835$83,248
Q1 2023Renaissance Technologies LLCBuy12,008,20024,202,603$64,137
Q1 2023Longleaf PartnersSell-7,796,10332,090,038$85,038,601
Q1 2023Sequoia Financial AdvisorsBuy44,74044,740$118,561
Q4 2022Longleaf PartnersSell-18,741,43939,886,141$208,205,656
Q4 2022Renaissance Technologies LLCBuy10,774,20012,194,403$63,655
Q3 2022Longleaf PartnersSell-3,363,09658,627,580$426,809
Q3 2022Mairs & Power Growth FundBuy20,00020,000$146
Q2 2022Longleaf PartnersSell-516,98261,990,676$676,318
Q2 2022Renaissance Technologies LLCSell-505,0001,420,203$15,494
Q1 2022Longleaf PartnersSell-1,945,42462,507,658$704,461

Frequently asked questions about LUMN activity

  • Which institutional owners are buying LUMN?

    Institutional owners buying LUMN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in LUMN activity?

    "Buy" means an investor increased their reported position in LUMN compared to the prior reporting period. This reflects growing exposure to LUMEN TECHNOLOGIES INC (LUMN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in LUMN increasing?

    Institutional interest in LUMN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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