NASDAQ · ANAB

AnaptysBio, Inc.

Healthcare · Biotechnology

$45.43

Down-$3.81 (-7.74%)

Updated Oct 21, 2026, 9:54 AM

SID Score

4.2/10

Composite research score

Smart Money

—

Institutional and insider signal

Market cap: 1.52B
P/E ratio: -18.91
Dividend yield: 0.00%
52-week range: $30.27 – $73.30
Volume: 1.21M
Avg. volume: 462.18K

Price performance · ANAB

ANAB price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 20, 2026

Last close: $45.43
Period change: -15.75%
Period low: $45.43
Period high: $53.92

Daily close

View OHLC price history

ANAB OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 20, 2026	$49.57	$51.855	$44.02	$45.43	1.21M
Oct 19, 2026	$47.33	$49.88	$47.33	$49.24	468.35K
Oct 16, 2026	$48.56	$48.56	$46.46	$46.61	413.64K
Oct 15, 2026	$47.43	$48.83	$46.93	$48.71	416.3K
Oct 14, 2026	$45.25	$47.235	$45.00	$46.67	494.17K
Oct 13, 2026	$45.53	$46.125	$45.155	$45.59	416.54K
Oct 12, 2026	$46.16	$46.78	$45.985	$46.04	371.66K
Oct 9, 2026	$46.11	$47.19	$45.81	$45.95	495.67K
Oct 8, 2026	$45.36	$46.77	$44.735	$46.21	554.16K
Oct 7, 2026	$47.00	$47.39	$45.62	$45.65	766.53K
Oct 6, 2026	$49.41	$49.41	$47.35	$47.89	627.09K
Oct 5, 2026	$48.53	$49.84	$47.5201	$49.20	595.55K
Oct 2, 2026	$48.97	$49.83	$48.28	$48.53	441.13K
Oct 1, 2026	$49.94	$50.975	$48.13	$48.63	512.33K
Sep 30, 2026	$50.13	$52.02	$49.39	$50.26	1.43M
Sep 29, 2026	$50.44	$50.90	$49.46	$50.37	677.61K
Sep 28, 2026	$51.00	$51.65	$50.50	$50.80	412.66K
Sep 25, 2026	$52.38	$52.38	$50.7975	$51.00	437.68K
Sep 24, 2026	$50.59	$52.16	$50.35	$51.70	418.4K
Sep 23, 2026	$53.55	$53.9275	$49.4501	$50.77	779.61K
Sep 22, 2026	$55.07	$56.04	$50.61	$53.92	755.77K

Latest ANAB news

The latest Smart Investors Daily articles mentioning ANAB.

priceOct 19, 2026

AnaptysBio, Inc. (ANAB) Surges 5.4% on Heavy Volume

priceAug 11, 2026

AnaptysBio, Inc. (ANAB) Surges 5.4% on Heavy Volume

priceJul 23, 2026

AnaptysBio, Inc. (ANAB) Surges 5.8% on Heavy Volume

Latest ANAB news

The latest Smart Investors Daily articles mentioning ANAB.

ANAB research

SEC Filings

Recent regulatory filings and source documents.

SEC filing history

Open a filing to view the original source document.

ANAB SEC filings
Filed	Form	Description	Accepted	Document
Oct 2, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Sep 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Apr 22, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Apr 22, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Apr 22, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Apr 22, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Apr 1, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Mar 27, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 9, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 9, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 9, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 9, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Oct 1, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Sep 17, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 12, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 3, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 20, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 20, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Mar 27, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 15, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 7, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 2, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source

Filed

Form

Description

Accepted

Document

Oct 2, 2026