Ticker · CUSIP 032724106

ANAB

ANAPTYSBIO INC
···Share
Holders (tracked)
13
Combined shares
4,102,137
Combined value
$198.87M
Last close
$67.51
Quarter
2025Q4
Price · 1Y$67.51+46.96 (+228.52%)H $70.22 · L $19.40 · Avg Vol 556K
$20.00$40.00$60.00VolJul 25Oct 25Jan 26Apr 26
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
13122024Q12025Q4
Price is +39.3% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

21 events
  1. −5,544 shares · 2025Q4
    Position
  2. +83,003 shares · 2025Q4
    Position
  3. +215 shares · 2025Q4
    Position
  4. +135 shares · 2025Q4
    Position
  5. +320,928 shares · 2025Q4
    Position
  6. −705,659 shares · 2025Q4
    Position
  7. −332,638 shares · 2025Q4
    Position
  8. −273,306 shares · 2025Q4
    Position
  9. +17,305 shares · 2025Q4
    Position
  10. −47,000 shares · 2025Q4
    Position
  11. −2,314 shares · 2025Q4
    Position
  12. −9,419 shares · 2025Q3
    Position
  13. −209,346 shares · 2025Q3
    Position
  14. +25,051 shares · 2025Q3
    Position
  15. +237,011 shares · 2025Q3
    Position
  16. −373,860 shares · 2025Q3
    Position
  17. −13,482 shares · 2025Q3
    Position
  18. −1,548 shares · 2025Q3
    Position
  19. +1,315,688 shares · 2025Q3
    Position
  20. −139,786 shares · 2025Q3
    Position
  21. −21 shares · 2025Q3
    Position

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of ANAB…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
Steve Cohen (Point72)2018Q3$19.01+255.1%$130.5M
Two Sigma Investments2017Q3$22.01+206.7%$17.3M
Renaissance Technologies2017Q3$22.19+204.2%$5.2M
AQR Capital Management2018Q1$23.36+189.0%$1.8M
Ken Fisher (Fisher Asset Mgmt)2021Q3$27.29+147.4%$3.8M
Wellington Management2018Q1$29.05+132.4%$4.1M
T. Rowe Price2017Q4$29.84+126.3%$1.8M
Paul Tudor Jones (Tudor Investment)2019Q3$36.12+86.9%$1.2M
D.E. Shaw & Co.2017Q3$38.23+76.6%$45.3M
Ken Griffin (Citadel Advisors)2017Q3$46.76+44.4%$2.1M
Ken Griffin (Citadel Advisors)2017Q3$46.76+44.4%$2.1M
Ken Griffin (Citadel Advisors)2017Q3$46.76+44.4%$2.1M
Izzy Englander (Millennium Mgmt)2017Q1$48.24+39.9%$54.9M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.
New positions1
Trimmed6
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
11
$88.2M
2022Q2
11
$63.3M
2022Q3
9
$129.5M
2022Q4
11
$151.6M
2023Q1
11
$94.7M
2023Q2
10
$88.1M
2023Q3
11
$70.0M
2023Q4
12
$77.7M
2024Q1
12
$92.5M
2024Q2
12
$78.8M
2024Q3
13
$80.6M
2024Q4
11
$30.4M
2025Q1
13
$85.9M
2025Q2
13
$95.8M
2025Q3
13
$154.4M
2025Q4
13
$198.9M

Who owns ANAB

13 super-investors · 2025Q4
Tracked stake
4.10M
shares
Combined value
$199M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added6Trim6
#ManagerSharesValue
1Steve Cohen
Point72
1.93M$94M
2Izzy Englander
Millennium Mgmt
813.6K$39M
3D.E. Shaw & Co.670.3K$32M
4Two Sigma Investments256.6K$12M
5Ken Griffin
Citadel Advisors
109.5K$5M
6Renaissance Technologies76.3K$4M
7Wellington Management61.2K$3M
8Ken Fisher
Fisher Asset Mgmt
56.6K$3M
9Ken Griffin
Citadel Advisors
30.4K$1M
10AQR Capital Management26.3K$1M
11T. Rowe Price26.0K$1M
12Ken Griffin
Citadel Advisors
25.2K$1M
13Paul Tudor Jones
Tudor Investment
17.3K$839K

Recent moves

20 transactions
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