AnaptysBio Ownership | Who Owns AnaptysBio?

Overview Forecast RevenueFinancials Chart

AnaptysBio Ownership Summary

AnaptysBio is owned by 116.33% institutional investors, 1.74% insiders. Ecor1 capital is the largest institutional shareholder, holding 27.49% of ANAB shares. SPDR® S&P Biotech ETF is the top mutual fund, with 2.65% of its assets in AnaptysBio shares.

ANAB Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	AnaptysBio	116.33%	1.74%	-18.06%
Sector	Healthcare Stocks	88.01%	8.90%	3.09%
Industry	Biotech Stocks	109.70%	8.77%	-18.47%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Ecor1 capital	7.52M	27.49%	$188.48M
Fmr	2.87M	10.49%	$71.94M
Frazier life sciences management	2.17M	7.92%	$54.27M
Blackrock	1.77M	6.47%	$44.35M
Vanguard group	1.42M	5.21%	$35.70M
Tang capital management	1.33M	4.87%	$33.35M
Boxer capital	1.30M	4.75%	$32.58M
State street	966.85K	3.53%	$24.23M
Palo alto investors lp	803.64K	2.94%	$20.14M
First light asset management	779.16K	2.85%	$19.53M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Ecor1 capital	7.52M	5.77%	$188.48M
Tang capital management	1.33M	3.40%	$33.35M
Frazier life sciences management	2.17M	2.54%	$54.27M
Palo alto investors lp	803.64K	2.33%	$20.14M
5am venture management	357.73K	2.01%	$8.96M
Boxer capital	1.30M	1.72%	$32.58M
First light asset management	779.16K	1.71%	$19.53M
Mangrove partners	689.52K	1.33%	$17.28M
Parkman healthcare partners	256.31K	0.86%	$6.42M
Eventide asset management	568.32K	0.24%	$14.24M

Top Buyers

Holder	Shares	% Assets	Change
Fmr	2.87M	0.00%	2.73M
Frazier life sciences management	2.17M	2.54%	1.27M
Parkman healthcare partners	256.31K	0.86%	256.31K
Schonfeld strategic advisors	171.59K	0.03%	171.59K
Eventide asset management	568.32K	0.24%	141.32K

Top Sellers

Holder	Shares	% Assets	Change
Point72 asset management	17.90K	0.00%	-846.20K
Morgan stanley	91.77K	0.00%	-544.35K
Deep track capital, lp	-	-	-529.45K
Camber capital management lp	-	-	-500.00K
Blackstone	-	-	-328.72K

New Positions

Holder	Shares	% Assets	Change	Value
Parkman healthcare partners	256.31K	0.86%	256.31K	$6.42M
Schonfeld strategic advisors	171.59K	0.03%	171.59K	$4.30M
Cubist systematic strategies	54.27K	0.01%	54.27K	$1.36M
Jump financial	35.70K	0.02%	35.70K	$894.64K
Alpha dna investment management	15.92K	0.15%	15.92K	$398.95K

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-4.00
Northwestern mutual wealth management	-7.00
Westend capital management	-29.00
Fortitude family office	-31.00
Avion wealth	-36.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Sep 30, 2024	173	26.28%	33,610,268	12.80%	116	0.98%	102	52.24%	32	-28.89%
Jun 30, 2024	137	-1.44%	29,796,164	1.98%	108	0.92%	67	3.08%	45	12.50%
Mar 31, 2024	139	12.10%	29,216,786	-3.19%	109	0.87%	65	41.30%	40	-9.09%
Dec 31, 2023	124	1.64%	30,178,965	-0.47%	112	0.86%	46	-4.17%	44	15.79%
Sep 30, 2023	122	-0.81%	30,320,577	0.30%	114	0.89%	48	-7.69%	38	8.57%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
SPDR® S&P Biotech ETF	807.47K	2.65%	-9.44K
Vanguard Total Stock Mkt Idx Inv	668.95K	2.20%	-
Fidelity Small Cap Growth	625.15K	2.05%	-
iShares Russell 2000 ETF	577.26K	1.90%	-2.23K
T. Rowe Price New Horizons	552.81K	1.82%	-138.30K
US Small-Cap Growth II Equity Comp	552.81K	1.82%	230.69K
FIAM Small Cap Core Composite	547.80K	1.80%	96.95K
FIAM Small Cap Core CIT Cl B	470.60K	1.55%	-77.20K
Fidelity Advisor Biotechnology I	423.10K	1.39%	-
T. Rowe Price Health Sciences	348.01K	1.14%	-19.42K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Dec 30, 2024	EcoR1 Capital, LLC		Buy	$842.06K
Dec 31, 2024	EcoR1 Capital, LLC		Buy	$171.51K
Jan 02, 2025	EcoR1 Capital, LLC		Buy	$86.07K
Nov 29, 2024	RENTON HOLLINGS	-	Sell	$250.00K
Sep 23, 2024	Lizzul Paul F.	Chief Medical Officer	Sell	$58.01K

Insider Transactions Trends

Date	Buy	Sell
2024 Q4	2	1
2024 Q3	1	11
2024 Q2	-	3
2024 Q1	-	8
2023 Q4	-	1

ANAB Ownership FAQ

Who Owns AnaptysBio?

AnaptysBio shareholders are primarily institutional investors at 116.33%, followed by 1.74% insiders and -18.07% retail investors. The average institutional ownership in AnaptysBio's industry, Biotech Stocks , is 109.70%, which AnaptysBio exceeds.

Who owns the most shares of AnaptysBio?

AnaptysBio’s largest shareholders are Ecor1 capital (7.52M shares, 27.49%), Fmr (2.87M shares, 10.49%), and Frazier life sciences management (2.17M shares, 7.92%). Together, they hold 45.90% of AnaptysBio’s total shares outstanding.

Does Blackrock own AnaptysBio?

Yes, BlackRock owns 6.47% of AnaptysBio, totaling 1.77M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 44.35M$. In the last quarter, BlackRock increased its holdings by 49.89K shares, a 2.90% change.

Who is AnaptysBio’s biggest shareholder by percentage of total assets invested?

Ecor1 capital is AnaptysBio’s biggest shareholder by percentage of total assets invested, with 5.77% of its assets in 7.52M AnaptysBio shares, valued at 188.48M$.

Who is the top mutual fund holder of AnaptysBio shares?

SPDR® S&P Biotech ETF is the top mutual fund holder of AnaptysBio shares, with 2.65% of its total shares outstanding invested in 807.47K AnaptysBio shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis

Discover trending investment themes
Find your next best investment
Research stocks using tools