AnaptysBio (ANAB) Institutional Ownership

$59.71 0.00 (0.00%)

Closing price 05/22/2026 04:00 PM Eastern

Extended Trading

$59.72 +0.01 (+0.01%)

As of 05/22/2026 04:10 PM Eastern

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Number of Institutional Buyers (last 12 months): 95
Total Institutional Inflows (last 12 months): $245.56M

Number of Institutional Sellers (last 12 months): 63
Total Institutional Outflows (last 12 months): $389.75M

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ANAB Institutional Buying and Selling by Quarter

AnaptysBio Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
5/19/2026	Bank of America Corp DE	501,086	$27.79M	0.0%	+283.2%	1.722%
5/18/2026	ADAR1 Capital Management LLC	3,698	$205K	0.0%	N/A	0.013%
5/18/2026	Royal Bank of Canada	4,219	$234K	0.0%	+145.6%	0.014%
5/18/2026	Eversept Partners LP	27,089	$1.50M	0.1%	-77.6%	0.093%
5/16/2026	The Manufacturers Life Insurance Company	10,166	$564K	0.0%	+78.9%	0.035%
5/16/2026	Quantinno Capital Management LP	6,084	$337K	0.0%	-5.4%	0.021%
5/16/2026	First Light Asset Management LLC	565,431	$31.36M	2.8%	-12.5%	1.943%
5/15/2026	Granahan Investment Management LLC	66,182	$3.67M	0.2%	-47.4%	0.227%
5/15/2026	Affinity Asset Advisors LLC	940,000	$52.13M	2.7%	+111.4%	3.230%
5/14/2026	Renaissance Technologies LLC	90,900	$5.04M	0.0%	+19.1%	0.312%
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5/14/2026	Arrowstreet Capital Limited Partnership	492,120	$27.29M	0.0%	-12.1%	1.691%
5/14/2026	Sei Investments Co.	7,654	$424K	0.0%	+54.1%	0.026%
5/14/2026	Walleye Capital LLC	18,425	$1.02M	0.0%	N/A	0.063%
5/5/2026	Bank of New York Mellon Corp	51,115	$2.84M	0.0%	-7.6%	0.176%
5/5/2026	Hillsdale Investment Management Inc.	4,620	$256K	0.0%	N/A	0.016%
5/4/2026	Bleakley Financial Group LLC	43,120	$2.39M	0.0%	-1.0%	0.148%
4/30/2026	Hsbc Holdings PLC	125,717	$7.14M	0.0%	N/A	0.432%
4/27/2026	Moran Wealth Management LLC	4,064	$225K	0.0%	N/A	0.014%
4/27/2026	Y Intercept Hong Kong Ltd	22,701	$1.26M	0.0%	-31.4%	0.079%
4/22/2026	Ground Swell Capital LLC	7,610	$422K	0.8%	N/A	0.026%
4/16/2026	SG Americas Securities LLC	24,851	$1.38M	0.0%	+138.3%	0.086%
3/3/2026	Caitong International Asset Management Co. Ltd	1,530	$74K	0.0%	+940.8%	0.006%
2/19/2026	Invesco Ltd.	124,006	$6.01M	0.0%	+192.6%	0.448%
2/18/2026	Mackenzie Financial Corp	24,228	$1.17M	0.0%	N/A	0.088%
2/18/2026	XTX Topco Ltd	38,637	$1.87M	0.0%	+113.3%	0.140%
2/18/2026	nVerses Capital LLC	4,438	$215K	0.5%	N/A	0.016%
2/18/2026	Voloridge Investment Management LLC	229,137	$11.11M	0.0%	+2,358.3%	0.828%
2/18/2026	Virtus Investment Advisers LLC	5,919	$287K	0.1%	+21.8%	0.021%
2/18/2026	Wellington Management Group LLP	61,187	$2.97M	0.0%	-8.3%	0.221%
2/18/2026	SummitTX Capital L.P.	6,528	$316K	0.0%	N/A	0.024%
2/18/2026	Susquehanna Portfolio Strategies LLC	35,948	$1.74M	0.0%	+1.4%	0.130%
2/18/2026	Tang Capital Management LLC	1,332,087	$64.58M	3.2%	-0.1%	4.811%
2/18/2026	Tudor Investment Corp ET AL	17,305	$839K	0.0%	+24.8%	0.063%
2/18/2026	Quadrature Capital Ltd	24,280	$1.18M	0.0%	N/A	0.088%
2/18/2026	Millennium Management LLC	813,571	$39.44M	0.0%	-46.8%	2.938%
2/18/2026	Engineers Gate Manager LP	10,880	$527K	0.0%	-62.7%	0.039%
2/18/2026	Eversept Partners LP	120,927	$5.86M	0.3%	N/A	0.437%
2/18/2026	683 Capital Management LLC	648,093	$31.42M	1.4%	+18.5%	2.341%
2/17/2026	Schonfeld Strategic Advisors LLC	24,431	$1.18M	0.0%	N/A	0.088%
2/17/2026	First Light Asset Management LLC	646,238	$31.33M	2.4%	-34.7%	2.334%
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2/17/2026	Trexquant Investment LP	58,809	$2.85M	0.0%	-47.4%	0.212%
2/17/2026	Jump Financial LLC	120,217	$5.83M	0.1%	+46.5%	0.434%
2/17/2026	Price T Rowe Associates Inc. MD	26,005	$1.26M	0.0%	-91.3%	0.094%
2/17/2026	Osaic Holdings Inc.	27,737	$1.34M	0.0%	+1,427.4%	0.100%
2/17/2026	Russell Investments Group Ltd.	19,714	$956K	0.0%	-42.1%	0.071%
2/17/2026	Granahan Investment Management LLC	125,855	$6.10M	0.3%	-14.8%	0.455%
2/17/2026	State of Wisconsin Investment Board	8,955	$434K	0.0%	N/A	0.032%
2/17/2026	ExodusPoint Capital Management LP	83,313	$4.04M	0.0%	+214.4%	0.301%
2/17/2026	Royal Bank of Canada	1,718	$83K	0.0%	+987.3%	0.006%
2/16/2026	Squarepoint Ops LLC	160,731	$7.79M	0.0%	+136.3%	0.580%
2/16/2026	Sofinnova Investments Inc.	287,690	$13.95M	0.6%	+13.1%	1.039%
2/16/2026	Panagora Asset Management Inc.	20,872	$1.01M	0.0%	-67.3%	0.075%
2/16/2026	Entropy Technologies LP	8,300	$402K	0.0%	N/A	0.030%
2/16/2026	Barclays PLC	59,654	$2.89M	0.0%	-6.0%	0.215%
2/13/2026	The Manufacturers Life Insurance Company	5,682	$275K	0.0%	-15.4%	0.021%
2/13/2026	Affinity Asset Advisors LLC	444,692	$21.56M	1.2%	N/A	1.606%
2/13/2026	Smartleaf Asset Management LLC	835	$40K	0.0%	+5,864.3%	0.003%
2/13/2026	Bridgefront Capital LLC	8,549	$414K	0.1%	N/A	0.031%
2/13/2026	Jacobs Levy Equity Management Inc.	55,088	$2.67M	0.0%	-85.4%	0.199%
2/13/2026	Rafferty Asset Management LLC	35,310	$1.71M	0.0%	+17.4%	0.128%
2/13/2026	Headlands Technologies LLC	25,278	$1.23M	0.1%	N/A	0.091%
2/13/2026	Charles Schwab Investment Management Inc.	198,660	$9.63M	0.0%	-3.8%	0.717%
2/13/2026	Police & Firemen s Retirement System of New Jersey	5,641	$273K	0.0%	+23.7%	0.020%
2/13/2026	State Street Corp	1,053,474	$51.07M	0.0%	+20.6%	3.805%
2/13/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	30,508	$1.48M	0.0%	-8.3%	0.110%
2/13/2026	Wells Fargo & Company MN	22,207	$1.08M	0.0%	+61.6%	0.080%
2/12/2026	Orion Porfolio Solutions LLC	14,697	$713K	0.0%	+7.0%	0.053%
2/12/2026	MetLife Investment Management LLC	10,327	$501K	0.0%	-13.4%	0.037%
2/12/2026	State Board of Administration of Florida Retirement System	5,526	$268K	0.0%	N/A	0.020%
2/12/2026	Renaissance Technologies LLC	76,300	$3.70M	0.0%	-38.1%	0.276%
2/12/2026	Federated Hermes Inc.	299,416	$14.52M	0.0%	+54.9%	1.081%
2/12/2026	New York State Common Retirement Fund	9,088	$441K	0.0%	-14.2%	0.033%
2/12/2026	Campbell & CO Investment Adviser LLC	25,368	$1.23M	0.1%	+38.8%	0.092%
2/12/2026	Swiss National Bank	27,600	$1.34M	0.0%	-2.8%	0.100%
2/12/2026	Nuveen LLC	316,685	$15.35M	0.0%	-6.7%	1.144%
2/11/2026	DCF Advisers LLC	35,250	$1.71M	0.5%	-26.6%	0.127%
2/11/2026	Deutsche Bank AG	14,381	$697K	0.0%	+13.4%	0.052%
2/11/2026	Los Angeles Capital Management LLC	15,101	$732K	0.0%	+1.5%	0.055%
2/10/2026	Goldman Sachs Group Inc.	398,914	$19.34M	0.0%	+20.9%	1.441%
2/10/2026	BNP Paribas Financial Markets	164,823	$7.99M	0.0%	+56.0%	0.595%
2/10/2026	Savant Capital LLC	6,295	$305K	0.0%	-38.9%	0.023%
2/10/2026	Intech Investment Management LLC	6,922	$336K	0.0%	-11.3%	0.025%
2/9/2026	Geode Capital Management LLC	469,494	$22.77M	0.0%	-0.9%	1.696%
2/9/2026	Bleakley Financial Group LLC	43,547	$2.11M	0.0%	+8.9%	0.157%
2/9/2026	Fisher Asset Management LLC	56,564	$2.74M	0.0%	-3.9%	0.204%
2/6/2026	Larson Financial Group LLC	1,624	$79K	0.0%	+21.2%	0.006%
2/6/2026	Profund Advisors LLC	13,088	$635K	0.0%	+99.4%	0.047%
2/6/2026	ProShare Advisors LLC	4,598	$223K	0.0%	N/A	0.017%
2/5/2026	Duncan Williams Asset Management LLC	6,525	$316K	0.1%	N/A	0.024%
2/5/2026	HighMark Wealth Management LLC	94,050	$4.56M	1.9%	-30.4%	0.340%
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2/4/2026	VIRGINIA RETIREMENT SYSTEMS ET Al	5,850	$284K	0.0%	N/A	0.021%
2/3/2026	SBI Securities Co. Ltd.	1,834	$89K	0.0%	+45,750.0%	0.007%
1/30/2026	Moody Aldrich Partners LLC	47,601	$2.31M	0.4%	-4.6%	0.172%
1/29/2026	UBS Group AG	70,032	$3.40M	0.0%	-6.9%	0.253%
1/29/2026	Vanguard Group Inc.	1,544,037	$74.86M	0.0%	+4.5%	5.576%
1/29/2026	China Universal Asset Management Co. Ltd.	7,512	$364K	0.0%	-24.2%	0.027%
1/27/2026	Zurcher Kantonalbank Zurich Cantonalbank	9,286	$450K	0.0%	+42.9%	0.034%
1/26/2026	Mirae Asset Global Investments Co. Ltd.	1,345	$65K	0.0%	+24.3%	0.005%
1/22/2026	FMB Wealth Management	5,592	$271K	0.1%	N/A	0.020%
1/20/2026	Ascent Group LLC	5,662	$274K	0.0%	N/A	0.020%

ANAB Institutional Ownership - Frequently Asked Questions

During the previous two years, 169 institutional investors and hedge funds held shares of AnaptysBio. The most heavily invested institutionals were EcoR1 Capital LLC ($146.49M), FMR LLC ($110.86M), Vanguard Group Inc. ($74.86M), Tang Capital Management LLC ($64.58M), Affinity Asset Advisors LLC ($52.13M), State Street Corp ($51.07M), and Millennium Management LLC ($39.44M).Learn more on AnaptysBio's institutional investors.

Of the 149 institutional investors that purchased AnaptysBio's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: First Light Asset Management LLC ($3.76M), Fairmount Funds Management LLC ($1.82M), Frazier Life Sciences Management L.P. ($1.31M), Boxer Capital Management LLC ($1.30M), Assenagon Asset Management S.A. ($1.08M), Affinity Asset Advisors LLC ($940K), and Sanofi ($821.92K).

Institutional investors have bought a total of 6,475,045 shares in the last 24 months. This purchase volume represents approximately $245.56M in transactions.

Of the 63 institutional investors that sold AnaptysBio's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: First Light Asset Management LLC ($4.07M), UBS Group AG ($1.20M), Bank of America Corp DE ($1.02M), Citigroup Inc. ($975.95K), Millennium Management LLC ($715.76K), Camber Capital Management LP ($625K), and JPMorgan Chase & Co. ($465.55K).

Institutional investors have sold a total of 12,016,403 shares in the last 24 months. This volume of shares sold represents approximately $389.75M in transactions.

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This page (NASDAQ:ANAB) was last updated on 5/25/2026 by MarketBeat.com Staff.

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AnaptysBio (ANAB) Institutional Ownership

ANAB Institutional Buying and Selling by Quarter

AnaptysBio Major Shareholders & Ownership History

ANAB Institutional Ownership - Frequently Asked Questions

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AnaptysBio (ANAB) Institutional Ownership

Institutional Ownership Changes (13F Filings) for AnaptysBio (NASDAQ:ANAB)

ANAB Institutional Buying and Selling by Quarter

AnaptysBio Major Shareholders & Ownership History

ANAB Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ANAB shares?

Which institutional investors have been buying AnaptysBio's stock?

How much institutional buying is happening at AnaptysBio?

Which of AnaptysBio's major shareholders have been selling company stock?

How much institutional selling is happening at AnaptysBio?

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