ANAPTYSBIO INC

$ANAB
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Smart money positioned

9 of the Top-200 alpha managers hold $ANAB as of the latest 13F snapshot.

13F holders
203
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

9 holders · Q1 2026

$ANAB is held by 9 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.30%, with an average of 0.04% of portfolio. Largest holder: Oxford Asset Management LLP at 0.30%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

01
Oxford Asset Management LLP
0.30% NEW
α +10.3pts
02
Connor, Clark & Lunn Investment Management Ltd.
0.02% held
α +12.3pts
03
Voloridge Investment Management, LLC
0.02% held
α +15.5pts
04
Soleus Capital Management, L.P.
0.01% held
α +16.0pts
05
ADAR1 Capital Management, LLC
0.01% held
α +74.0pts

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 203 · Source: 13F-HR
01
EcoR1 Capital, LLC
11.66% of portfolio
7,880,094 sh
02
Circle Wealth Management, LLC
18.55% of portfolio
7,880,094 sh
03
Point72 Asset Management, L.P.
0.13% of portfolio
2,265,528 sh
04
Mason Capital Management LLC
3.75% of portfolio
1,330,879 sh
05
State Street
—
1,053,474 sh
06
Axa S.a.
—
992,445 sh
07
Human Investing LLC
2.72% of portfolio
940,000 sh
08
Capital Counsel LLC
9.04% of portfolio
821,917 sh
09
Madison Asset Management, LLC
5.41% of portfolio
638,161 sh
10
Nuveen
0.01% of portfolio
626,448 sh
See all 203 13F holders · Pro →

Insider activity · last 90 days

35 transactions · 8 filers
11 Feb 2026
Loumeau Eric J —
▼ SOLD
10,000
$54.00
S
15 Jan 2026
Marquet Magda —
▼ SOLD
1,710
$48.85
S
15 Jan 2026
Marquet Magda —
▼ SOLD
9,290
$48.12
S
08 Jan 2026
Lizzul Paul F. —
▼ SOLD
3,650
$44.71
S
08 Jan 2026
Faga Daniel —
▼ SOLD
14,281
$44.71
S
08 Jan 2026
Mulroy Dennis —
▼ SOLD
2,515
$44.71
S
08 Jan 2026
Loumeau Eric J —
▼ SOLD
2,210
$44.71
S
07 Jan 2026
Lizzul Paul F. —
▼ SOLD
2,235
$45.11
S
07 Jan 2026
Faga Daniel —
▼ SOLD
9,202
$45.11
S
07 Jan 2026
Mulroy Dennis —
▼ SOLD
1,908
$45.11
S
07 Jan 2026
Loumeau Eric J —
▼ SOLD
500
$47.23
S
07 Jan 2026
Loumeau Eric J —
▼ SOLD
1,841
$46.13
S

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $ANAB in the recent window.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 07:23 UTC.