Anaptysbio Inc

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Anaptysbio Inc
TickerANAB
CIK #0001370053
CUSIP032724106
SectorLife Sciences - Pharmaceutical Preparations
Address10421 Pacific Center Court, Suite 200, San Diego, CA 92121
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
Anaptysbio Inc 2015-07-24 40.8 M Exemption: 506(b) · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001370053] 10-K
[0001370053] 10-Q
[0001370053] 3
[0001370053] 4
[0001370053] 8-K
[0001370053] D
[0001370053] SC 13D
[0001370053] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Sirenia Capital Management LP Anaptysbio Inc [2026-05-15] 0.0
Morgan Stanley Anaptysbio Inc [2025-08-05] 0.0
Vanguard Group Inc Anaptysbio Inc [2025-07-29] 0.0
Goldman Sachs Group Inc Anaptysbio Inc [2025-05-12] 0.0
First Light Asset Management LLC Anaptysbio Inc [2025-03-07] 0.0
Point72 Asset Management LP Anaptysbio Inc [2025-02-18] 0.0
Fairmount Funds Management LLC Anaptysbio Inc [2024-12-18] 0.0
FMR LLC Anaptysbio Inc [2024-07-10] 0.0
Frazier Life Sciences Public Fund LP Anaptysbio Inc [2024-05-06] 8194.0
Deep Track Capital LP Anaptysbio Inc [2023-10-02] 5.12
Point72 Asset Management LP Anaptysbio Inc [2022-09-09] 8.1
Flynn James E Anaptysbio Inc [2022-08-15] 5.19
Federated Hermes Inc Anaptysbio Inc [2022-02-14] 5.8
EcoR1 Capital Fund LP Anaptysbio Inc [2021-03-10] 26.1
EcoR1 Capital LLC Anaptysbio Inc [2021-03-10] 26.1
Perceptive Advisors LLC Anaptysbio Inc [2021-02-08] 5.5
Point72 Asset Management LP Anaptysbio Inc [2021-01-13] 5.0
State Street Corp Anaptysbio Inc [2020-02-13] 7.17
Federated Hermes Inc Anaptysbio Inc [2020-02-13] 8.77
Biotechnology Value Fund L P Anaptysbio Inc [2020-02-04] 2.7
Tang Capital Partners LP Anaptysbio Inc [2019-11-22] 6.8
EcoR1 Capital LLC Anaptysbio Inc [2019-11-18] 6.3
Integrated Core Strategies US LLC Anaptysbio Inc [2019-08-19] 4.7
Vanguard Group Inc Anaptysbio Inc [2019-02-11] 7.06
Janus Henderson Group PLC Anaptysbio Inc [2018-02-12] 6.2
BlackRock Inc Anaptysbio Inc [2018-02-01] 5.9
Cormorant Asset Management LLC Anaptysbio Inc [2017-10-20] 4.48
FMR LLC Anaptysbio Inc [2017-10-10] 0.0
Adage Capital Partners GP LLC Anaptysbio Inc [2017-10-02] 6.05
HBM Healthcare Investments Cayman Ltd Anaptysbio Inc [2017-03-13] 4.67
Frazier Healthcare V LP Anaptysbio Inc [2017-02-10] 18.5
Flynn James E Anaptysbio Inc [2017-02-08] 5.07
Biotechnology Value Fund L P Anaptysbio Inc [2017-02-03] 4.6
Form 3/4/5 Filer 2011 - 2026
Orwin John A
Anaptysbio Inc
Renton Hollings
Schmid John P
Hughes Owen
Murphy Christopher M
Gray Susannah
First Tracks Biotherapeutics Inc
Faga Daniel
Loumeau Eric J
Marquet Magda
Lizzul Paul F
Mulroy Dennis
Fenton Dennis M
Jain Rita
Ware J Anthony
EcoR1 Capital LLC
Nodelman OLEG
Topper James N
Hamill Laura
Suria Hamza
Londei Marco
Piscitelli Dominic
Lydon Nicholas
Heron Patrick J
Frazier Healthcare VII-A LP
FHM VII LP
FHM VII LLC
Every Nathan R
Frazier Healthcare VII LP
Naini Nader J
Frazier Alan D
FHM V LP
FHM V LLC
Frazier Healthcare V LP
Gallagher Carol Giltner
Schoeneck James A
Novo Holdings A/S
Kinsella Kevin J
Tomlin Stephen Lawrence
Avalon Ventures VII GP LLC
Avalon Ventures VII L P
Moyle Matthew
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Faga Daniel
Common Stock
2026-03-27 Sell 550 $60.63 33,346
Faga Daniel
Common Stock
2026-03-27 Sell 3,662 $58.62 214,666
Faga Daniel
Common Stock
2026-03-27 Sell 3,038 $65.20 198,078
Faga Daniel
Common Stock
2026-03-27 Sell 3,155 $64.19 202,519
Faga Daniel
Common Stock
2026-03-27 Sell 100 $65.99 6,599
Faga Daniel
Common Stock
2026-03-27 Sell 2,592 $63.35 164,203
Faga Daniel
Common Stock
2026-03-27 Sell 510 $56.61 28,871
Faga Daniel
Common Stock
2026-03-27 Sell 2,570 $57.91 148,829
Faga Daniel
Common Stock
2026-03-27 Sell 490 $59.62 29,214
Faga Daniel
Common Stock
2026-03-27 Sell 1,012 $62.15 62,896
Faga Daniel
Common Stock
2026-03-25 Grant 34,300
Loumeau Eric J
Employee Stock Option (right to buy) · derivative
2026-02-11 Option exercise 10,000 $0.00
Loumeau Eric J
Common Stock
2026-02-11 Sell 10,000 $54.00 540,000
Loumeau Eric J
Common Stock
2026-02-11 Option exercise 10,000 $29.70 297,000
Marquet Magda
Stock Option (right to buy) · derivative
2026-01-15 Option exercise 11,000 $0.00
Marquet Magda
Common Stock
2026-01-15 Sell 1,710 $48.85 83,534
Marquet Magda
Common Stock
2026-01-15 Sell 9,290 $48.12 447,035
Marquet Magda
Common Stock
2026-01-15 Option exercise 11,000 $26.11 287,210
Faga Daniel
Common Stock
2026-01-08 Sell 14,281 $44.71 638,504
Loumeau Eric J
Common Stock
2026-01-08 Sell 2,210 $44.71 98,809
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 207 28,149,201
2025-12-31 181 29,937,936
2025-09-30 166 32,063,319
2025-06-30 148 36,438,722
2025-03-31 155 39,606,103
2024-12-31 142 38,343,878
2024-09-30 166 34,655,423
2024-06-30 136 29,433,432
2024-03-31 134 30,633,952
2023-12-31 120 30,838,017
2023-09-30 117 30,534,908
2023-06-30 117 30,352,872
Form 13F Holdings
Firm Period DFND Voting Shares
TEMA ETFS LLC [2026-06-30] SOLE 31,270 31,270
Moody Aldrich Partners LLC [2026-06-30] SOLE 13,490 30,926
Burney CO/ [2026-06-30] SOLE 0 22,557
Y-Intercept Hong Kong Ltd [2026-06-30] SOLE 18,468 18,468
Spire Wealth Management [2026-06-30] SOLE 0 1,200
Versant Capital Management Inc [2026-06-30] SOLE 454 454
Gamma Investing LLC [2026-06-30] DFND 447 447
Farther Finance Advisors LLC [2026-06-30] SOLE 0 395
Physician Wealth Advisors Inc [2026-06-30] SOLE 0 85
Decker Retirement Planning Inc [2026-06-30] SOLE 0 43
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 37 37
True Wealth Design LLC [2026-06-30] SOLE 0 4
IFP Advisors LLC [2026-06-30] SOLE 1 1
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