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LYELL IMMUNOPHARMA INC (LYEL) Stock Ownership and Short Interest

USA - NASDAQ:LYEL - US55083R2031 - Common Stock

16.71 USD
-0.52 (-3.02%)
Last: 10/28/2025, 8:06:08 PM
16.71 USD
0 (0%)
After Hours: 10/28/2025, 8:06:08 PM
LYEL Ownership Chart.LYEL Ownership Chart: showing Insider, Institutional ownership and shares available to the public.LYEL Ownership.InsiderInstitutionalPublic



Shares Outstanding19.21M
Float13.53M
Float Short Interest Percentage1.36%
Owners (insider)0.58%
Owners (institutional)40.92%
Owners (insider) change0.92%
Owners (institutional) change0%
LYEL Institutional Ownership HistoryLYEL Institutional Ownership HistoryLYEL Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 50M 100M 150M
LYEL Historical Insider Transactions ChartLYEL Historical Insider Buy and Sell Transactions ChartLYEL Historical Insider Transactions Nov 2024 Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 0 200K 400K 600K
Date Name Type Shares Price Amount
Aug 21, 2025 Seely Lynn Open Market Sale 7257 10.54 $ 76,517.81
Aug 21, 2025 Hill Stephen J. Open Market Sale 1004 10.54 $ 10,586.18
Aug 21, 2025 Newton Charles W. Open Market Sale 1453 10.54 $ 15,320.43
Aug 21, 2025 Lee Gary K. Open Market Sale 1453 10.54 $ 15,320.43
Aug 20, 2025 Seely Lynn Grant 40000 0.00 $ 0.00
Aug 20, 2025 Hill Stephen J. Grant 8000 0.00 $ 0.00
Aug 20, 2025 Newton Charles W. Grant 8000 0.00 $ 0.00
Aug 20, 2025 Lee Gary K. Grant 8000 0.00 $ 0.00
Aug 11, 2025 Seely Lynn Open Market Sale 797 10.43 $ 8,312.89
Aug 11, 2025 Hill Stephen J. Open Market Sale 185 10.43 $ 1,929.64
Aug 11, 2025 Lee Gary K. Open Market Sale 267 10.43 $ 2,784.87
Aug 11, 2025 Newton Charles W. Open Market Sale 267 10.43 $ 2,784.87
Jun 9, 2025 Shook David Grant 21900 0.00 $ 0.00
Mar 31, 2025 BRAWLEY OTIS W Open Market Purchase 35640 0.56 $ 19,958.40
Mar 21, 2025 Ramachandra Sumant Open Market Purchase 200000 0.58 $ 115,220.00
Mar 17, 2025 Newton Charles W. Open Market Purchase 200000 0.56 $ 111,620.00
Mar 14, 2025 Seely Lynn Open Market Purchase 175000 0.61 $ 106,190.00
Mar 14, 2025 Klausner Richard Open Market Purchase 158000 0.60 $ 94,942.20