NASDAQ: ANAB
Anaptysbio Inc Stock Ownership - Who owns Anaptysbio?

Insider buying vs selling

Have Anaptysbio Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Eric J. LoumeauCHIEF LEGAL OFFICER2025-09-305,000$14.02
$70.10kBuy
Eric J. LoumeauCHIEF LEGAL OFFICER2025-09-308,240$29.00
$238.96kSell
Hollings RentonDirector2025-08-087,121$19.70
$140.26kSell
Hollings RentonDirector2025-08-0810,231$6.93
$70.90kBuy
Hollings RentonDirector2025-08-083,110$19.44
$60.46kSell
Hollings RentonDirector2025-07-0213,675$23.82
$325.78kSell
Hollings RentonDirector2025-07-0220,925$6.93
$145.01kBuy
Hollings RentonDirector2025-07-027,250$23.09
$167.41kSell
Hollings RentonDirector2025-06-183,015$23.97
$72.27kSell
Dennis M. FentonDirector2025-06-183,015$23.97
$72.27kSell

1 of 3

ANAB insiders have bought more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when ANAB insiders and whales buy or sell their stock.

ANAB Shareholders

What type of owners hold Anaptysbio Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Ecor1 Capital LLC97.55%27,008,838$1.21BInsider
Ecor1 Capital LLC28.46%7,880,094$354.13MInstitution
Oleg Nodelman25.83%7,151,624$321.39MInsider
Point72 Asset Management LP8.18%2,265,528$101.81MInstitution
Avalon Ventures VII L P7.36%2,036,932$91.54MInsider
Holdings A. Novo6.99%1,936,604$87.03MInsider
Blackrock Inc6.22%1,722,324$77.40MInstitution
Morgan Stanley5.62%1,556,258$69.94MInstitution
Millennium Management LLC5.49%1,519,230$68.27MInstitution
Vanguard Group Inc5.33%1,476,989$66.38MInstitution

1 of 3

ANAB vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ANAB42.69%57.31%Net BuyingNet Selling
MNMD40.32%45.46%Net SellingNet Selling
TNGX62.83%37.17%Net SellingNet Selling
KOD69.10%30.90%Net Selling
PHAR0.01%0.00%

Anaptysbio Stock Ownership FAQ

Who owns Anaptysbio?

Anaptysbio (NASDAQ: ANAB) is owned by 114.42% institutional shareholders, 153.63% Anaptysbio insiders, and 0.00% retail investors. Ecor1 Capital LLC is the largest individual Anaptysbio shareholder, owning 27.01M shares representing 97.55% of the company. Ecor1 Capital LLC's Anaptysbio shares are currently valued at $1.21B.

If you're new to stock investing, here's how to buy Anaptysbio stock.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.