SEC Filings for Lexeo Therapeutics, Inc. (LXEO)

Last updated: 2026-03-30 23:17 UTC | Total filings: 298

Browse the latest SEC filings and forms submitted by Lexeo Therapeutics, Inc. (LXEO). Access annual reports, quarterly statements, and other official disclosures.

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Form Filing Date Description Link
8-K March 30, 2026 8-K View Document
10-K March 30, 2026 10-K View Document
SCHEDULE 13G/A March 27, 2026 - View Document
4 March 17, 2026 - View Document
4 March 17, 2026 - View Document
4 Feb. 20, 2026 - View Document
4 Feb. 20, 2026 - View Document
4/A Feb. 20, 2026 - View Document
144 Feb. 18, 2026 - View Document
144 Feb. 18, 2026 - View Document
144 Feb. 18, 2026 - View Document
144 Feb. 18, 2026 - View Document
144 Feb. 18, 2026 - View Document
SCHEDULE 13G/A Feb. 17, 2026 - View Document
SCHEDULE 13G/A Feb. 17, 2026 - View Document
SCHEDULE 13G/A Feb. 17, 2026 - View Document
4 Feb. 17, 2026 - View Document
SCHEDULE 13G/A Feb. 13, 2026 - View Document
4 Feb. 6, 2026 - View Document
4 Feb. 6, 2026 - View Document
4 Feb. 6, 2026 - View Document
3 Feb. 5, 2026 - View Document
8-K Feb. 5, 2026 8-K View Document
SCHEDULE 13G Jan. 30, 2026 - View Document
SCHEDULE 13G/A Jan. 29, 2026 - View Document
8-K Jan. 27, 2026 8-K View Document
SCHEDULE 13G Jan. 21, 2026 - View Document
8-K Jan. 12, 2026 8-K View Document
SCHEDULE 13G/A Dec. 8, 2025 - View Document
424B3 Nov. 26, 2025 424B3 View Document
EFFECT Nov. 26, 2025 - View Document
SCHEDULE 13G Nov. 20, 2025 - View Document
4 Nov. 20, 2025 - View Document
4 Nov. 20, 2025 - View Document
4 Nov. 20, 2025 - View Document
4 Nov. 20, 2025 - View Document
4 Nov. 20, 2025 - View Document
144 Nov. 18, 2025 - View Document
144 Nov. 18, 2025 - View Document
144 Nov. 18, 2025 - View Document
144 Nov. 18, 2025 - View Document
144 Nov. 18, 2025 - View Document
SCHEDULE 13G/A Nov. 14, 2025 - View Document
SCHEDULE 13G/A Nov. 14, 2025 - View Document
SCHEDULE 13G/A Nov. 14, 2025 - View Document
SCHEDULE 13G/A Nov. 14, 2025 - View Document
SCHEDULE 13G/A Nov. 7, 2025 - View Document
S-3 Nov. 5, 2025 S-3 View Document
S-8 Nov. 5, 2025 S-8 View Document
10-Q Nov. 5, 2025 10-Q View Document
8-K Nov. 5, 2025 8-K View Document
SCHEDULE 13G Oct. 27, 2025 - View Document
144 Oct. 17, 2025 - View Document
144 Oct. 17, 2025 - View Document
144 Oct. 17, 2025 - View Document
144 Oct. 17, 2025 - View Document
4 Oct. 17, 2025 - View Document
4 Oct. 17, 2025 - View Document
4 Oct. 17, 2025 - View Document
4 Oct. 17, 2025 - View Document
4 Oct. 17, 2025 - View Document
FWP Oct. 17, 2025 FWP View Document
144 Oct. 17, 2025 - View Document
424B5 Oct. 17, 2025 424B5 View Document
8-K Oct. 17, 2025 8-K View Document
424B5 Oct. 16, 2025 424B5 View Document
FWP Oct. 16, 2025 FWP View Document
8-K Oct. 7, 2025 8-K View Document
4 Sept. 16, 2025 - View Document
4/A Sept. 10, 2025 - View Document
4 Sept. 3, 2025 - View Document
3 Aug. 27, 2025 - View Document
4 Aug. 20, 2025 - View Document
4 Aug. 20, 2025 - View Document
4 Aug. 20, 2025 - View Document
4 Aug. 20, 2025 - View Document
4 Aug. 20, 2025 - View Document
144 Aug. 18, 2025 - View Document
144 Aug. 18, 2025 - View Document
144 Aug. 18, 2025 - View Document
144 Aug. 18, 2025 - View Document
144 Aug. 18, 2025 - View Document
SCHEDULE 13G Aug. 14, 2025 - View Document
10-Q Aug. 14, 2025 10-Q View Document
8-K Aug. 14, 2025 8-K View Document
SCHEDULE 13G Aug. 14, 2025 - View Document
SCHEDULE 13G/A Aug. 14, 2025 - View Document
SCHEDULE 13G/A Aug. 14, 2025 - View Document
SCHEDULE 13G/A Aug. 14, 2025 - View Document
SCHEDULE 13G/A Aug. 7, 2025 - View Document
424B3 July 1, 2025 424B3 View Document
4 June 30, 2025 - View Document
8-K June 30, 2025 8-K View Document
4 June 30, 2025 - View Document
4 June 30, 2025 - View Document
4 June 30, 2025 - View Document
4 June 30, 2025 - View Document
4 June 30, 2025 - View Document
EFFECT June 30, 2025 - View Document
4 June 30, 2025 - View Document
CORRESP June 27, 2025 - View Document
S-3/A June 26, 2025 S-3/A View Document
CORRESP June 26, 2025 - View Document
UPLOAD June 18, 2025 - View Document
S-3 June 13, 2025 S-3 View Document
DEFA14A June 5, 2025 DEFA14A View Document
SCHEDULE 13G June 4, 2025 - View Document
SCHEDULE 13G June 4, 2025 - View Document
8-K May 27, 2025 8-K View Document
4 May 20, 2025 - View Document
4 May 20, 2025 - View Document
4 May 20, 2025 - View Document
4 May 20, 2025 - View Document
144 May 16, 2025 - View Document
144 May 16, 2025 - View Document
144 May 16, 2025 - View Document
144 May 16, 2025 - View Document
10-Q/A May 15, 2025 10-Q/A View Document
SCHEDULE 13G/A May 15, 2025 - View Document
SCHEDULE 13G/A May 14, 2025 - View Document
SCHEDULE 13G/A May 12, 2025 - View Document
10-Q May 12, 2025 10-Q View Document
8-K May 12, 2025 8-K View Document
SCHEDULE 13G April 28, 2025 - View Document
DEF 14A April 28, 2025 DEF 14A View Document
ARS April 28, 2025 ARS View Document
DEFA14A April 28, 2025 DEFA14A View Document
4 April 9, 2025 - View Document
4 April 9, 2025 - View Document
4 April 9, 2025 - View Document
8-K April 7, 2025 8-K View Document
4 April 1, 2025 - View Document
8-K March 24, 2025 8-K View Document
10-K March 24, 2025 10-K View Document
S-8 POS March 24, 2025 S-8 POS View Document
424B5 March 24, 2025 424B5 View Document
S-8 March 24, 2025 S-8 View Document
4 Feb. 21, 2025 - View Document
4 Feb. 21, 2025 - View Document
4 Feb. 21, 2025 - View Document
4 Feb. 21, 2025 - View Document
144 Feb. 19, 2025 - View Document
144 Feb. 19, 2025 - View Document
144 Feb. 19, 2025 - View Document
144 Feb. 19, 2025 - View Document
SCHEDULE 13G/A Feb. 14, 2025 - View Document
SCHEDULE 13G/A Feb. 14, 2025 - View Document
SCHEDULE 13G/A Feb. 14, 2025 - View Document
SCHEDULE 13G/A Feb. 12, 2025 - View Document
4 Jan. 22, 2025 - View Document
8-K Jan. 13, 2025 8-K View Document
4 Jan. 10, 2025 - View Document
4 Jan. 10, 2025 - View Document
4 Jan. 10, 2025 - View Document
4 Jan. 10, 2025 - View Document
4 Jan. 10, 2025 - View Document
3 Dec. 27, 2024 - View Document
EFFECT Dec. 19, 2024 - View Document
8-K Dec. 19, 2024 8-K View Document
CORRESP Dec. 17, 2024 - View Document
UPLOAD Dec. 16, 2024 - View Document
S-3 Dec. 13, 2024 S-3 View Document
4 Dec. 12, 2024 - View Document
144 Dec. 10, 2024 - View Document
EFFECT Dec. 3, 2024 - View Document
POS AM Dec. 2, 2024 POS AM View Document
4 Nov. 26, 2024 - View Document
SC 13G/A Nov. 14, 2024 SC 13G/A View Document
SC 13G/A Nov. 14, 2024 SC 13G/A View Document
SC 13G/A Nov. 14, 2024 SC 13G/A View Document
SC 13G/A Nov. 14, 2024 JANUS AMENDMENT View Document
3 Nov. 13, 2024 - View Document
4 Nov. 13, 2024 - View Document
4 Nov. 13, 2024 - View Document
424B3 Nov. 13, 2024 424B3 View Document
10-Q Nov. 13, 2024 10-Q View Document
424B3 Nov. 13, 2024 424B3 View Document
8-K Nov. 13, 2024 8-K View Document
SC 13G Nov. 12, 2024 LEXEO THERAPEUTICS, INC. View Document
424B3 Oct. 30, 2024 424B3 View Document
8-K Oct. 30, 2024 8-K View Document
4 Oct. 15, 2024 - View Document
424B3 Oct. 9, 2024 424B3 View Document
8-K Oct. 9, 2024 8-K View Document
4 Sept. 11, 2024 - View Document
144 Sept. 10, 2024 - View Document
4 Aug. 13, 2024 - View Document
8-K Aug. 12, 2024 8-K View Document
10-Q Aug. 12, 2024 10-Q View Document
424B3 Aug. 12, 2024 424B3 View Document
SC 13G/A Aug. 9, 2024 SC 13G View Document
SC 13G/A Aug. 5, 2024 JANUS HENDERSON OWNS LEXEO View Document
8-K July 15, 2024 8-K View Document
424B3 July 15, 2024 424B3 View Document
4 July 12, 2024 - View Document
8-K July 8, 2024 8-K View Document
4 July 8, 2024 - View Document
3 July 8, 2024 - View Document
424B3 July 8, 2024 424B3 View Document
8-K June 28, 2024 8-K View Document
424B3 June 28, 2024 424B3 View Document
4 June 27, 2024 - View Document
4 June 27, 2024 - View Document
4 June 27, 2024 - View Document
4 June 27, 2024 - View Document
4 June 27, 2024 - View Document
4 June 14, 2024 4 View Document
4 June 12, 2024 - View Document
3 May 22, 2024 3 View Document
4 May 14, 2024 4 View Document
144 May 13, 2024 - View Document
10-Q May 9, 2024 10-Q View Document
8-K May 9, 2024 8-K View Document
424B3 May 9, 2024 424B3 View Document
DEF 14A April 26, 2024 DEF 14A View Document
DEFA14A April 26, 2024 DEFA14A View Document
ARS April 26, 2024 ARS View Document
424B3 April 22, 2024 424B3 View Document
424B3 April 22, 2024 424B3 View Document
8-K April 22, 2024 8-K View Document
8-K April 22, 2024 FORM 8-K View Document
424B3 April 16, 2024 424B3 View Document
8-K April 16, 2024 8-K View Document
EFFECT April 12, 2024 - View Document
424B3 April 12, 2024 424B3 View Document
UPLOAD April 11, 2024 - View Document
CORRESP April 11, 2024 - View Document
S-1 April 9, 2024 S-1 View Document
10-K March 11, 2024 10-K View Document
S-8 March 11, 2024 S-8 View Document
8-K March 11, 2024 8-K View Document
SC 13G Feb. 14, 2024 SC 13G View Document
SC 13G Feb. 14, 2024 JHG PLZ OWNS >5% View Document
SC 13G/A Feb. 14, 2024 SC 13G/A View Document
SC 13G Feb. 14, 2024 SC 13G View Document
SC 13G Feb. 14, 2024 LEXEO THERAPEUTICS, INC. View Document
SC 13G Feb. 13, 2024 SC 13G View Document
4 Feb. 6, 2024 FORM 4 SUBMISSION View Document
4 Feb. 6, 2024 FORM 4 SUBMISSION View Document
3 Feb. 6, 2024 FORM 3 SUBMISSION View Document
4 Feb. 6, 2024 FORM 4 SUBMISSION View Document
8-K Feb. 5, 2024 8-K View Document
4 Jan. 9, 2024 4 View Document
4 Jan. 9, 2024 4 View Document
8-K Dec. 18, 2023 8-K View Document
SC 13G/A Dec. 15, 2023 SC 13G/A View Document
10-Q Dec. 11, 2023 10-Q View Document
8-K Dec. 11, 2023 8-K View Document
SC 13G Dec. 11, 2023 SC 13G View Document
SC 13G Nov. 24, 2023 SC 13G View Document
SC 13G Nov. 17, 2023 SC 13G View Document
4 Nov. 9, 2023 FORM 4 SUBMISSION View Document
4 Nov. 9, 2023 FORM 4 SUBMISSION View Document
4 Nov. 9, 2023 FORM 4 SUBMISSION View Document
4 Nov. 9, 2023 FORM 4 SUBMISSION View Document
8-K Nov. 7, 2023 8-K View Document
S-8 Nov. 7, 2023 S-8 View Document
SEC STAFF LETTER Nov. 6, 2023 - View Document
424B4 Nov. 6, 2023 424B4 View Document
FWP Nov. 3, 2023 FWP View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
CERT Nov. 2, 2023 - View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
EFFECT Nov. 2, 2023 - View Document
3 Nov. 2, 2023 FORM 3 SUBMISSION View Document
8-A12B Nov. 1, 2023 8-A12B View Document
UPLOAD Nov. 1, 2023 - View Document
S-1/A Nov. 1, 2023 S-1/A View Document
CORRESP Nov. 1, 2023 - View Document
CORRESP Oct. 31, 2023 - View Document
CORRESP Oct. 31, 2023 - View Document
S-1/A Oct. 30, 2023 S-1/A View Document
CORRESP Oct. 5, 2023 - View Document
S-1 Sept. 29, 2023 S-1 View Document
SEC STAFF LETTER Sept. 19, 2023 - View Document
DRSLTR Sept. 18, 2023 - View Document
DRS/A Sept. 18, 2023 - View Document
UPLOAD Aug. 18, 2023 - View Document
DRS/A Aug. 16, 2023 - View Document
DRSLTR Aug. 15, 2023 - View Document
UPLOAD June 13, 2023 - View Document
DRSLTR May 17, 2023 - View Document
DRS/A May 17, 2023 - View Document
UPLOAD May 17, 2022 - View Document
DRS/A May 5, 2022 - View Document
DRSLTR May 5, 2022 - View Document
UPLOAD March 3, 2022 - View Document
DRS Feb. 4, 2022 - View Document