AVROBIO Inc (AVRO) Ownership

1.40 ↑0.00 (0.00%)

As of December 31, 1969, 7:00pm EST.

Institutions
Mutual Funds

Institutional Ownership

BML Capital Management LLC is the biggest individual institutional holder of AVROBIO Inc (AVRO), owning a total of 4 million shares. Combined, the top 46 institutional holders of AVRO own 47.44% of the company with a total of 38.6 million shares.

In the latest ownership report on March 31st 2024, the top 46 institutional holders increased their combined ownership of AVRO by 4.7 million shares. 13 institutions bought 9,223,923 total additional shares and increased their ownership by an average of 609.82%. However 5 institutions sold 4,533,033 total shares and decreased their ownership by an average of 32.52%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of AVROBIO increased by a net total of 4,690,890 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
BML Capital Management LLC	2.263%	0.000%	4,001,627	0	2024-03-31
ADAR1 Capital Management LLC	2.237%	7,786.530%	3,954,857	3,904,710	2024-03-31
FMR Inc	1.141%	0.000%	2,017,633	2,017,633	2024-03-31
Verition Fund Managegment, LLC	1.090%	0.000%	1,927,865	1,927,865	2024-03-31
Vanguard Group Inc	1.064%	17.443%	1,881,234	279,400	2024-03-31
Acadian Asset Management LLC	0.700%	-14.958%	1,236,738	-217,526	2024-03-31
Newtyn Management LLC	0.633%	-59.078%	1,118,892	-1,615,283	2024-03-31
Aisling Capital Management LP	0.571%	0.000%	1,009,779	0	2024-03-31
Renaissance Technologies Corp	0.502%	17.027%	888,167	129,224	2024-03-31
TANG CAPITAL MANAGEMENT LLC	0.482%	-75.722%	852,802	-2,659,884	2024-03-31
Ikarian Capital, LLC	0.427%	4.985%	754,061	35,802	2024-03-31
Affinity Asset Advisors, LLC	0.396%	40.000%	700,000	200,000	2024-03-31
BlackRock Inc	0.347%	-0.208%	613,432	-1,276	2024-03-31
Prosight Management, LP	0.320%	0.000%	566,519	566,519	2024-03-31
Aldebaran Capital LLC	0.293%	13.725%	517,431	62,445	2024-03-31
Geode Capital Management, LLC	0.211%	1.616%	372,439	5,923	2024-03-31
Two Sigma Advisers, LLC	0.168%	11.769%	296,300	31,200	2024-03-31
Two Sigma Investments LLC	0.153%	-12.621%	270,452	-39,064	2024-03-31
Bridgeway Capital Management, LLC	0.151%	11.417%	267,387	27,400	2024-03-31
BOOTHBAY FUND MANAGEMENT, LLC	0.108%	23.123%	190,635	35,802	2024-03-31

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
BML Capital Management LLC	2.263%	0.000%	4,001,627	0	2024-03-31
ADAR1 Capital Management LLC	2.237%	7,786.530%	3,954,857	3,904,710	2024-03-31
K2 PRINCIPAL FUND LP	6.256%	145.558%	2,738,410	1,623,233	2022-09-30
GMT Capital Corp	5.417%	-44.651%	2,412,015	-1,945,844	2023-06-30
FMR Inc	1.141%	0.000%	2,017,633	2,017,633	2024-03-31
Verition Fund Managegment, LLC	1.090%	0.000%	1,927,865	1,927,865	2024-03-31
Vanguard Group Inc	1.064%	17.443%	1,881,234	279,400	2024-03-31
Acadian Asset Management LLC	0.700%	-14.958%	1,236,738	-217,526	2024-03-31
Newtyn Management LLC	0.633%	-59.078%	1,118,892	-1,615,283	2024-03-31
Aisling Capital Management LP	0.571%	0.000%	1,009,779	0	2024-03-31
Farallon Capital Management, L.L.C.	2.020%	-71.126%	899,700	-2,216,300	2023-06-30
Renaissance Technologies Corp	0.502%	17.027%	888,167	129,224	2024-03-31
Natixis SA	1.995%	0.000%	880,000	880,000	2022-12-31
TANG CAPITAL MANAGEMENT LLC	0.482%	-75.722%	852,802	-2,659,884	2024-03-31
Ikarian Capital, LLC	0.427%	4.985%	754,061	35,802	2024-03-31
Goldman Sachs Group Inc	1.615%	376.158%	706,838	558,392	2022-09-30
Affinity Asset Advisors, LLC	0.396%	40.000%	700,000	200,000	2024-03-31
Point72 Asset Management, L.P.	1.467%	0.000%	650,000	650,000	2023-03-31
Vazirani Asset Management LLC	1.448%	38.808%	650,000	181,727	2023-12-31
MPM Oncology Impact Management LP	1.462%	0.000%	647,918	0	2023-03-31
Morgan Stanley - Brokerage Accounts	1.400%	20.541%	628,259	107,060	2023-12-31
BlackRock Inc	0.347%	-0.208%	613,432	-1,276	2024-03-31
Prosight Management, LP	0.320%	0.000%	566,519	566,519	2024-03-31
RA Capital Management, LLC	1.278%	0.000%	559,600	559,600	2022-06-30
Terrapin Asset Management LLC	1.245%	0.000%	558,787	558,787	2023-09-30
Aldebaran Capital LLC	0.293%	13.725%	517,431	62,445	2024-03-31
Citadel Advisors Llc	1.136%	0.717%	509,983	3,629	2023-09-30
FNY Investment Advisers, LLC	0.891%	77.778%	400,000	175,000	2023-12-31
Geode Capital Management, LLC	0.211%	1.616%	372,439	5,923	2024-03-31
Gabelli Securities Inc	0.786%	0.000%	353,000	353,000	2023-12-31
Gabelli Funds LLC	0.765%	0.000%	343,421	343,421	2023-12-31
New Leaf Venture Partners, L.L.C.	0.716%	0.000%	315,550	0	2023-03-31
Western Standard LLC	0.697%	0.822%	312,912	2,551	2023-12-31
Two Sigma Advisers, LLC	0.168%	11.769%	296,300	31,200	2024-03-31
BP WEALTH MANAGEMENT, LLC	0.638%	0.000%	284,365	0	2023-06-30
Two Sigma Investments LLC	0.153%	-12.621%	270,452	-39,064	2024-03-31
Bridgeway Capital Management, LLC	0.151%	11.417%	267,387	27,400	2024-03-31
Privium Fund Management (UK) Ltd	0.597%	140.241%	263,304	153,704	2022-12-31
BOOTHBAY FUND MANAGEMENT, LLC	0.108%	23.123%	190,635	35,802	2024-03-31
Millennium Management LLC	0.408%	3.447%	181,590	6,051	2023-06-30
GSA Capital Partners LLP	0.405%	-46.308%	177,333	-152,948	2022-09-30
Wells Fargo & Co	0.375%	21.910%	167,094	30,030	2023-06-30
JPMorgan Chase & Co	0.318%	-31.840%	141,759	-66,220	2023-06-30
State Street Corporation	0.316%	0.000%	140,852	0	2023-06-30
LPL Financial Corp	0.278%	0.000%	122,578	122,578	2022-12-31
Ergoteles LLC	0.251%	-21.070%	109,750	-29,298	2022-09-30

Mutual Fund Ownership

Vanguard Total Stock Mkt Idx Inv is the biggest individual fund holder of AVROBIO Inc (AVRO), owning a total of 1.3 million shares. Combined, the top 49 mutual fund holders of AVRO own 7.18% of the company with a total of 5.3 million shares.

In the latest ownership report on May 31st 2024, the top 49 fund holders increased their combined ownership of AVRO by 0 shares. 1 funds bought 590 total additional shares and increased their ownership by an average of 4.61%. However 1 funds sold 590 total shares and decreased their ownership by an average of 0.28%.

Overall this is a neutral sign as the number of shares owned by the top 20 mutual funds holding AVROBIO stayed the same in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Total Stock Mkt Idx Inv	0.753%	0.000%	1,330,679	0	2024-05-31
Vanguard Institutional Extnd Mkt Idx Tr	0.304%	0.000%	537,481	0	2024-05-31
Fidelity Extended Market Index	0.119%	-0.280%	210,098	-590	2024-05-31
Fidelity Series Total Market Index	0.027%	0.000%	48,064	0	2024-05-31
Fidelity Total Market Index	0.027%	0.000%	47,769	0	2024-05-31
Fidelity Nasdaq Composite Index	0.016%	0.000%	27,974	0	2024-05-31
Spartan Total Market Index Pool E	0.014%	0.000%	24,861	0	2024-05-31
State St US Extended Mkt Indx NL Cl C	0.008%	0.000%	14,900	0	2024-05-31
Spartan Extended Market Index Pool E	0.008%	4.608%	13,394	590	2024-05-31
Vanguard U.S. Eq Idx £ Acc	0.007%	0.000%	13,074	0	2024-05-31
Schwab Total Stock Market Index	0.006%	0.000%	9,797	0	2024-05-31
JHVIT Total Stock Market Index I	0.000%	0.000%	384	0	2024-05-31
Fidelity U.S. Equity Index Ins Trust	0.000%	0.000%	279	0	2024-05-31
Guggenheim Active Allocation Fund	0.000%	0.000%	225	0	2024-05-31

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Total Stock Mkt Idx Inv	0.753%	0.000%	1,330,679	0	2024-05-31
Vanguard Instl Ttl Stck Mkt Idx Tr	1.416%	0.000%	630,579	0	2023-03-31
Vanguard Extended Market Index Investor	1.207%	0.000%	537,481	0	2023-08-31
Vanguard Institutional Extnd Mkt Idx Tr	0.304%	0.000%	537,481	0	2024-05-31
iShares Biotechnology ETF	0.672%	-0.153%	294,329	-452	2022-11-30
Fidelity Extended Market Index	0.119%	-0.280%	210,098	-590	2024-05-31
Fidelity® Extended Market Index	0.423%	0.000%	188,688	0	2023-11-30
Bridgeway Ultra-Small Company	0.080%	0.000%	141,400	0	2024-03-31
Bridgeway Ultra-Small Company Market	0.066%	30.930%	115,987	27,400	2024-03-31
BlackRock Advantage Small Cap Core Instl	0.250%	-56.252%	110,167	-141,652	2023-04-30
Perinvest(Lux) Sicav Glb Hlthcare Eq B	0.229%	0.000%	102,000	0	2023-03-31
Blackrock Russell 2000 Alpha Tilts Fd A	0.206%	-0.359%	91,016	-328	2023-03-31
iShares Micro-Cap ETF	0.196%	11.036%	86,539	8,601	2023-06-21
BlackRock Extended Mkt Composite	0.046%	0.000%	81,871	0	2023-09-30
BlackRock Extended Equity Market K	0.040%	0.036%	71,451	26	2024-03-31
Fidelity Series Total Market Index	0.027%	0.000%	48,064	0	2024-05-31
Fidelity® Total Market Index	0.108%	0.000%	47,959	0	2023-11-30
Fidelity Total Market Index	0.027%	0.000%	47,769	0	2024-05-31
iShares Core S&P Total US Stock Mkt ETF	0.106%	0.000%	46,452	0	2023-02-28
Nationwide Bailard Cogntv Val M	0.103%	76.380%	45,492	19,700	2023-03-31
Bailard Small Cap Value	0.103%	76.380%	45,492	19,700	2023-03-31
Bailard Micrcap Value	0.103%	76.380%	45,492	19,700	2023-03-31
Fidelity® Series Total Market Index	0.095%	0.000%	42,141	0	2023-11-30
DWS Biotech LC	0.080%	0.003%	35,001	1	2022-11-30
DWS ESG Biotech LC	0.079%	0.000%	35,001	0	2023-06-30
NT Ext Equity Mkt Idx Fd - NL	0.018%	0.000%	30,968	0	2024-03-31
NT Ext Equity Mkt Idx Fd - L	0.017%	0.000%	30,528	0	2024-03-31
Northern Trust Extended Eq Market Idx	0.017%	0.000%	30,528	0	2024-03-31
Needham Aggressive Growth Retail	0.068%	22.384%	30,000	5,487	2023-03-31
LUX IM Global Medtech HX	0.064%	472.036%	28,270	23,328	2023-09-30
Fidelity® NASDAQ Composite Index®	0.063%	0.000%	27,974	0	2023-10-31
Fidelity Nasdaq Composite Index	0.016%	0.000%	27,974	0	2024-05-31
NT Ext Equity Mkt Idx Fd - DC - NL - T2	0.014%	0.056%	24,885	14	2024-03-31
Spartan Total Market Index Pool E	0.014%	0.000%	24,861	0	2024-05-31
BlackRock U.S. Equity Market F	0.009%	0.979%	15,889	154	2024-03-31
State St US Extended Mkt Indx NL Cl C	0.008%	0.000%	14,900	0	2024-05-31
SSgA U.S. Extended Market Index Class I	0.008%	0.000%	14,900	0	2023-12-31
Spartan Extended Market Index Pool E	0.008%	4.608%	13,394	590	2024-05-31
Vanguard U.S. Eq Idx £ Acc	0.007%	0.000%	13,074	0	2024-05-31
Schwab Total Stock Market Index	0.006%	0.000%	9,797	0	2024-05-31
Blackstone Alternative Multi-Strategy I	0.003%	-5.263%	5,400	-300	2024-03-31
NT Quality SCC US Fund - L	0.002%	0.000%	2,912	0	2024-03-31
NT Quality Small Cap Core	0.002%	0.000%	2,912	0	2024-03-31
Northern Trust Wilshire 5000	0.001%	0.000%	1,791	0	2024-03-31
NT US Market Cap Idx Fd - L	0.001%	-41.413%	1,791	-1,266	2023-12-31
NT Ext Eq Mkt Indx Fd DC Lending Tier 5	0.001%	23.976%	1,241	240	2024-03-31
JHVIT Total Stock Market Index I	0.000%	0.000%	384	0	2024-05-31
Fidelity U.S. Equity Index Ins Trust	0.000%	0.000%	279	0	2024-05-31
Guggenheim Active Allocation Fund	0.000%	0.000%	225	0	2024-05-31