Security key
032724106
ANAPTYSBIO, INC - Common Stock, par value $0.001 per share (ANAB)
CUSIP: 032724106
Q2 2025 13F Holders as of 30 Jun 2025
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 36,775,405
- Total 13F value
- $816,417,703
- Share change
- -3,155,567
- Put/Call ratio
- 64%
- SEC-reported price per share
- $22.20
- Number of holders
- 146
- Value change
- -$61,528,593
- Number of buys
- 71
- Number of sells
- 83
- Shares outstanding
- 28,662,716
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2025
Institutions
146
Top holders
10
ANAB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
ANAPTYSBIO, INC SEC filings
ANAPTYSBIO, INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 032724106
Recent filing periods:
Ownership snapshot
Top reported holders of ANAB - ANAPTYSBIO, INC - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
EcoR1 Capital, LLC
Comparable rows
15/15
Latest evidence
31 Mar 2025
13F
13D/G
3/4/5
Lead comparable stake: 6.2%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 6.2%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
6.2%
FMR LLC
0.9%
Frazier Life Sciences Public Fund...
0.5%
EcoR1 Capital, LLC
27%
First Light Asset Management, LLC
16%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
6.2%
from 13D/G
|
$40,462,956
2,176,598 shares
|
— | 31 Mar 2025 |
| FMR LLC |
13F
13D/G
Company
|
0.9%
from 13D/G
|
$35,416,807
1,905,154 shares
|
— | 31 Mar 2025 |
| Frazier Life Sciences Public Fund, L.P. |
13D/G
|
0.5%
|
—
|
$0 | 31 Jan 2025 |
| EcoR1 Capital, LLC |
13F
3/4/5
Company · Director, 10%+ Owner
|
27%
|
$146,490,947
7,880,094 shares
|
— | 31 Mar 2025 |
| First Light Asset Management, LLC |
13F
Company
|
16%
|
$86,138,661
4,633,602 shares
|
— | 31 Mar 2025 |
| Point72 Asset Management, L.P. |
13F
Company
|
8.3%
|
$44,027,998
2,368,370 shares
|
— | 31 Mar 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
146
Shares
36,775,405
Rows available
146
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
150
Q2 2025 holders
146
Holder diff
-4
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q2 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend