TELEDYNE TECHNOLOGIES INC (TDY) Stock Institutional Trading Activity


TELEDYNE TECHNOLOGIES INC (TDY) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Yacktman Asset Management, Dodge & Cox Stock Fund, ARK Invest, Sequoia Financial Advisors, and Renaissance Technologies LLC. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q2 2023ARK InvestBuy97840,381$16,601,033
Q2 2023Renaissance Technologies LLCSell-42,800927$381
Q2 2023Sequoia Financial AdvisorsSell-121746$306,767
Q2 2023Durable Capital PartnersSell-29,744571,443$234,925,932
Q1 2023ARK InvestSell-1,12439,403$17,627,326
Q1 2023Sequoia Financial AdvisorsBuy28867$387,947
Q1 2023Durable Capital PartnersBuy105,076601,187$268,947,016
Q4 2022ARK InvestSell-2,62740,527$16,207,153
Q4 2022Renaissance Technologies LLCSell-71,90043,727$17,487
Q4 2022Sequoia Financial AdvisorsBuy839839$335,601
Q4 2022Durable Capital PartnersBuy115,206496,111$198,399,750
Q3 2022ARK InvestSell-3,04943,154$14,563
Q3 2022Renaissance Technologies LLCSell-37,700115,627$39,021
Q3 2022Durable Capital PartnersSell-97,776380,905$128,544
Q2 2022ARK InvestSell-3,40846,203$18,719
Q2 2022Renaissance Technologies LLCSell-11,900153,327$57,514
Q2 2022Durable Capital PartnersBuy181,763478,681$179,558
Q1 2022ARK InvestSell-24,03749,611$23,448
Q1 2022Renaissance Technologies LLCSell-11,300165,227$78,091
Q1 2022Durable Capital PartnersBuy296,918296,918$140,332
Q4 2021ARK InvestSell-10,38973,648$32,176
Q4 2021Renaissance Technologies LLCBuy79,700176,527$77,123
Q3 2021ARK InvestSell-19,25884,037$36,101
Q3 2021Renaissance Technologies LLCSell-14,60096,827$41,595
Q2 2021ARK InvestSell-111,682103,295$43,263
Q2 2021Renaissance Technologies LLCBuy66,327111,427$46,669
Q1 2021ARK InvestBuy214,977214,977$88,925
Q1 2021Renaissance Technologies LLCBuy8,40045,100$18,656
Q3 2020Renaissance Technologies LLCSell-22,60036,700$11,385
Q2 2020Renaissance Technologies LLCSell-1,10059,300$18,439

Frequently asked questions about TDY activity

  • Which institutional owners are buying TDY?

    Institutional owners buying TDY 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 TDY activity?

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

  • Is institutional interest in TDY increasing?

    Institutional interest in TDY 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.