Prime Medicine Ownership 2024 | Who Owns Prime Medicine Now?

Overview Forecast RevenueFinancials Chart

Institutional Ownership

100.00%

Insider Ownership

26.12%

Retail Ownership

-26.12%

Institutional Holders

73.00

Prime Medicine Institutional Shareholders

Institutional Shareholders by % of Total Shares

Name	% Total Shares	% Total Assets	Current Shares	Change Amount	Change %	Market Value	Date
ALPHABET INC.	39.20%	9.06%	13,284,688	-	-	163,401,662,000	Mar 31, 2023
FMR LLC	25.13%	0.01%	8,517,129	54,083	0.64%	104,760,687,000	Mar 31, 2023
REDMILE GROUP, LLC	5.88%	1.06%	1,992,843	-216,507	-9.80%	24,511,969,000	Mar 31, 2023
ARK INVESTMENT MANAGEMENT LLC	5.67%	0.16%	1,922,277	282,293	17.21%	23,644,007,000	Mar 31, 2023
MWG MANAGEMENT LTD.	5.42%	15.90%	1,835,876	-	-	22,581,275,000	Mar 31, 2023
FIL LTD	5.33%	0.03%	1,805,558	-	-	22,208,363,000	Mar 31, 2023
BLACKROCK INC.	4.47%	0.00%	1,514,123	26,277	1.77%	18,623,714,000	Mar 31, 2023
BAKER BROS. ADVISORS LP	3.03%	0.07%	1,028,466	-	-	12,650,132,000	Mar 31, 2023
NIKKO ASSET MANAGEMENT AMERICAS, INC.	2.95%	0.13%	999,333	511,107	104.69%	10,992,663,000	Mar 31, 2023
SUMITOMO MITSUI TRUST HOLDINGS, INC.	2.94%	0.01%	997,572	509,346	104.33%	12,270,136,000	Mar 31, 2023
PRICE T ROWE ASSOCIATES INC /MD/	2.67%	0.00%	903,741	-1,474,841	-62.01%	11,117,000	Mar 31, 2023
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)	2.61%	0.24%	885,314	-	-	10,889,362,000	Mar 31, 2023
VANGUARD GROUP INC	2.61%	0.00%	884,446	11,923	1.37%	10,878,686,000	Mar 31, 2023
CASDIN CAPITAL, LLC	2.17%	0.74%	734,350	-	-	9,032,505,000	Mar 31, 2023
CORMORANT ASSET MANAGEMENT, LP	2.17%	0.59%	734,350	-	-	9,033,000	Mar 31, 2023
ECOR1 CAPITAL, LLC	1.77%	0.24%	600,000	-	-	7,380,000,000	Mar 31, 2023
MOORE CAPITAL MANAGEMENT, LP	1.48%	0.13%	500,000	-	-	6,150,000,000	Mar 31, 2023
SAMSARA BIOCAPITAL, LLC	1.39%	1.19%	470,304	-	-	5,784,739,000	Mar 31, 2023
GREENWICH WEALTH MANAGEMENT LLC	1.03%	0.47%	349,000	349,000	100.00%	4,293,000	Mar 31, 2023
GEODE CAPITAL MANAGEMENT, LLC	0.71%	0.00%	240,345	6,050	2.58%	2,956,243,000	Mar 31, 2023

Prime Medicine's largest institutional shareholder is ALPHABET INC., holding 39.20% of the company's total share outstanding, currently valued at $163.40B. The top 10 institutional shareholders own together 100.02% of the company.

Institutional Shareholders by % of Total Assets

Name	% Total Shares	% Total Assets	Current Shares	Change Amount	Change %	Market Value	Date
MWG MANAGEMENT LTD.	5.42%	15.90%	1,835,876	-	-	22,581,275,000	Mar 31, 2023
ALPHABET INC.	39.20%	9.06%	13,284,688	-	-	163,401,662,000	Mar 31, 2023
OUP MANAGEMENT CO., LLC	0.36%	2.98%	121,255	-	-	1,491,437,000	Mar 31, 2023
SAMSARA BIOCAPITAL, LLC	1.39%	1.19%	470,304	-	-	5,784,739,000	Mar 31, 2023
REDMILE GROUP, LLC	5.88%	1.06%	1,992,843	-216,507	-9.80%	24,511,969,000	Mar 31, 2023
CASDIN CAPITAL, LLC	2.17%	0.74%	734,350	-	-	9,032,505,000	Mar 31, 2023
CORMORANT ASSET MANAGEMENT, LP	2.17%	0.59%	734,350	-	-	9,033,000	Mar 31, 2023
GREENWICH WEALTH MANAGEMENT LLC	1.03%	0.47%	349,000	349,000	100.00%	4,293,000	Mar 31, 2023
WEXFORD CAPITAL LP	0.45%	0.39%	153,705	153,705	100.00%	1,890,572,000	Mar 31, 2023
BRANDYWINE MANAGERS, LLC	0.10%	0.29%	32,977	-	-	405,617,000	Mar 31, 2023
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)	2.61%	0.24%	885,314	-	-	10,889,362,000	Mar 31, 2023
ECOR1 CAPITAL, LLC	1.77%	0.24%	600,000	-	-	7,380,000,000	Mar 31, 2023
ARK INVESTMENT MANAGEMENT LLC	5.67%	0.16%	1,922,277	282,293	17.21%	23,644,007,000	Mar 31, 2023
MOORE CAPITAL MANAGEMENT, LP	1.48%	0.13%	500,000	-	-	6,150,000,000	Mar 31, 2023
NIKKO ASSET MANAGEMENT AMERICAS, INC.	2.95%	0.13%	999,333	511,107	104.69%	10,992,663,000	Mar 31, 2023
RED LIGHTHOUSE INVESTMENT MANAGEMENT, LLC	0.04%	0.09%	14,950	14,950	100.00%	183,885,000	Mar 31, 2023
BAKER BROS. ADVISORS LP	3.03%	0.07%	1,028,466	-	-	12,650,132,000	Mar 31, 2023
FIL LTD	5.33%	0.03%	1,805,558	-	-	22,208,363,000	Mar 31, 2023
SANDIA INVESTMENT MANAGEMENT LP	0.03%	0.02%	10,000	-	-	123,000,000	Mar 31, 2023
CLARIUS GROUP, LLC	0.05%	0.02%	16,080	-	-	197,784,000	Mar 31, 2023

The largest Prime Medicine shareholder by % of total assets is MWG MANAGEMENT LTD.. The company owns 1.84M shares of Prime Medicine (PRME), representing 15.90% of its total assets.

Institutional Buyers

Name	% Total Shares	% Total Assets	Current Shares	Change Amount	Change %	Market Value	Date
NIKKO ASSET MANAGEMENT AMERICAS, INC.	2.95%	0.13%	999,333	511,107	104.69%	10,992,663,000	Mar 31, 2023
SUMITOMO MITSUI TRUST HOLDINGS, INC.	2.94%	0.01%	997,572	509,346	104.33%	12,270,136,000	Mar 31, 2023
GREENWICH WEALTH MANAGEMENT LLC	1.03%	0.47%	349,000	349,000	100.00%	4,293,000	Mar 31, 2023
ARK INVESTMENT MANAGEMENT LLC	5.67%	0.16%	1,922,277	282,293	17.21%	23,644,007,000	Mar 31, 2023
WEXFORD CAPITAL LP	0.45%	0.39%	153,705	153,705	100.00%	1,890,572,000	Mar 31, 2023
BANK OF AMERICA CORP /DE/	0.44%	0.00%	150,267	102,908	217.29%	1,848,284,000	Mar 31, 2023
STATE STREET CORP	0.56%	0.00%	189,428	74,582	64.94%	2,329,964,000	Mar 31, 2023
FMR LLC	25.13%	0.01%	8,517,129	54,083	0.64%	104,760,687,000	Mar 31, 2023
SWISS NATIONAL BANK	0.12%	0.00%	41,900	41,900	100.00%	515,370,000	Mar 31, 2023
JUMP FINANCIAL, LLC	0.10%	0.02%	32,500	32,500	100.00%	399,750,000	Mar 31, 2023
PANAGORA ASSET MANAGEMENT INC	0.10%	0.00%	32,197	32,197	100.00%	396,023,000	Mar 31, 2023
BLACKROCK INC.	4.47%	0.00%	1,514,123	26,277	1.77%	18,623,714,000	Mar 31, 2023
CUBIST SYSTEMATIC STRATEGIES, LLC	0.06%	0.00%	19,663	18,539	1649.38%	241,855,000	Mar 31, 2023
STATE OF WISCONSIN INVESTMENT BOARD	0.05%	0.00%	17,999	17,999	100.00%	221,388,000	Mar 31, 2023
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	0.06%	0.00%	20,967	16,823	405.96%	257,894,000	Mar 31, 2023
RED LIGHTHOUSE INVESTMENT MANAGEMENT, LLC	0.04%	0.09%	14,950	14,950	100.00%	183,885,000	Mar 31, 2023
CAPSTONE INVESTMENT ADVISORS, LLC	0.04%	0.00%	14,551	14,551	100.00%	178,977,000	Mar 31, 2023
JANUS HENDERSON GROUP PLC	0.04%	0.00%	14,091	14,091	100.00%	173,111,000	Mar 31, 2023
CREDIT SUISSE AG/	0.04%	0.00%	14,705	13,905	1738.13%	180,872,000	Mar 31, 2023
MORGAN STANLEY	0.10%	-	33,385	12,996	63.74%	410,636,000	Mar 31, 2023

As of Mar 31 2023, Prime Medicine's largest institutional buyer is NIKKO ASSET MANAGEMENT AMERICAS, INC.. The company purchased 511.11K stocks of PRME, valued at $10.99B.

Institutional Sellers

Name	% Total Shares	% Total Assets	Current Shares	Change Amount	Change %	Market Value	Date
PRICE T ROWE ASSOCIATES INC /MD/	2.67%	0.00%	903,741	-1,474,841	-62.01%	11,117,000	Mar 31, 2023
REDMILE GROUP, LLC	5.88%	1.06%	1,992,843	-216,507	-9.80%	24,511,969,000	Mar 31, 2023
CAAS CAPITAL MANAGEMENT LP	-	-	-	-89,331	-100.00%	-	Mar 31, 2023
GHISALLO CAPITAL MANAGEMENT LLC	-	-	-	-70,000	-100.00%	-	Mar 31, 2023
POINT72 MIDDLE EAST FZE	-	-	-	-37,609	-100.00%	-	Mar 31, 2023
WALLEYE CAPITAL LLC	-	-	-	-30,000	-100.00%	-	Mar 31, 2023
LMR PARTNERS LLP	-	-	-	-17,760	-100.00%	-	Mar 31, 2023
LEVIN CAPITAL STRATEGIES, L.P.	-	-	-	-10,585	-100.00%	-	Mar 31, 2023
ROYAL BANK OF CANADA	0.00%	-	590	-957	-61.86%	7,000,000	Mar 31, 2023
PENSERRA CAPITAL MANAGEMENT LLC	0.02%	0.00%	7,000	-570	-7.53%	86,000	Mar 31, 2023
AMALGAMATED BANK	0.00%	0.00%	1,264	-303	-19.34%	16,000	Mar 31, 2023
FIRST HORIZON ADVISORS, INC.	0.01%	0.00%	1,698	-115	-6.34%	20,885,000	Mar 31, 2023
MWG MANAGEMENT LTD.	5.42%	15.90%	1,835,876	-	-	22,581,275,000	Mar 31, 2023
ALPHABET INC.	39.20%	9.06%	13,284,688	-	-	163,401,662,000	Mar 31, 2023
OUP MANAGEMENT CO., LLC	0.36%	2.98%	121,255	-	-	1,491,437,000	Mar 31, 2023
SAMSARA BIOCAPITAL, LLC	1.39%	1.19%	470,304	-	-	5,784,739,000	Mar 31, 2023
CASDIN CAPITAL, LLC	2.17%	0.74%	734,350	-	-	9,032,505,000	Mar 31, 2023
CORMORANT ASSET MANAGEMENT, LP	2.17%	0.59%	734,350	-	-	9,033,000	Mar 31, 2023
BRANDYWINE MANAGERS, LLC	0.10%	0.29%	32,977	-	-	405,617,000	Mar 31, 2023
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)	2.61%	0.24%	885,314	-	-	10,889,362,000	Mar 31, 2023

As of Mar 31 2023, Prime Medicine's biggest institutional seller is PRICE T ROWE ASSOCIATES INC /MD/. The company sold -1.47M shares of PRME, valued at $11.12M.

Institutional New positions

Name	% Total Shares	% Total Assets	Current Shares	Change Amount	Change %	Market Value	Date
GREENWICH WEALTH MANAGEMENT LLC	1.03%	0.47%	349,000	349,000	100.00%	4,293,000	Mar 31, 2023
WEXFORD CAPITAL LP	0.45%	0.39%	153,705	153,705	100.00%	1,890,572,000	Mar 31, 2023
SWISS NATIONAL BANK	0.12%	0.00%	41,900	41,900	100.00%	515,370,000	Mar 31, 2023
JUMP FINANCIAL, LLC	0.10%	0.02%	32,500	32,500	100.00%	399,750,000	Mar 31, 2023
PANAGORA ASSET MANAGEMENT INC	0.10%	0.00%	32,197	32,197	100.00%	396,023,000	Mar 31, 2023
STATE OF WISCONSIN INVESTMENT BOARD	0.05%	0.00%	17,999	17,999	100.00%	221,388,000	Mar 31, 2023
RED LIGHTHOUSE INVESTMENT MANAGEMENT, LLC	0.04%	0.09%	14,950	14,950	100.00%	183,885,000	Mar 31, 2023
CAPSTONE INVESTMENT ADVISORS, LLC	0.04%	0.00%	14,551	14,551	100.00%	178,977,000	Mar 31, 2023
JANUS HENDERSON GROUP PLC	0.04%	0.00%	14,091	14,091	100.00%	173,111,000	Mar 31, 2023
MILLENNIUM MANAGEMENT LLC	0.03%	0.00%	10,759	10,759	100.00%	132,000	Mar 31, 2023
WELLS FARGO & COMPANY/MN	0.01%	-	1,936	1,936	100.00%	23,813,000	Mar 31, 2023
LAZARD ASSET MANAGEMENT LLC	0.00%	-	1,521	1,521	100.00%	18,000	Mar 31, 2023
ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	0.00%	-	1,151	1,151	100.00%	14,157,000	Mar 31, 2023
TCI WEALTH ADVISORS, INC.	0.00%	0.00%	231	231	100.00%	2,842,000	Mar 31, 2023
FEDERATED HERMES, INC.	0.00%	-	45	45	100.00%	554,000	Mar 31, 2023

Prime Medicine's largest new institutional shareholder by number of shares is GREENWICH WEALTH MANAGEMENT LLC, purchased 349.00K shares, valued at $4.29M, as of undefined.

Institutional Sold Out

Name	% Total Shares	% Total Assets	Current Shares	Change Amount	Change %	Market Value	Date
CAAS CAPITAL MANAGEMENT LP	-	-	-	-89,331	-100.00%	-	Mar 31, 2023
GHISALLO CAPITAL MANAGEMENT LLC	-	-	-	-70,000	-100.00%	-	Mar 31, 2023
POINT72 MIDDLE EAST FZE	-	-	-	-37,609	-100.00%	-	Mar 31, 2023
WALLEYE CAPITAL LLC	-	-	-	-30,000	-100.00%	-	Mar 31, 2023
LMR PARTNERS LLP	-	-	-	-17,760	-100.00%	-	Mar 31, 2023
LEVIN CAPITAL STRATEGIES, L.P.	-	-	-	-10,585	-100.00%	-	Mar 31, 2023

Prime Medicine's largest sold out institutional shareholder by shares sold is CAAS CAPITAL MANAGEMENT LP, sold -89.33K shares, valued at -, as of undefined.

Prime Medicine Mutual Fund Holders

Name	% Total Assets	Total Shares	Change Amount	Change %	Date
Kelly Strategic ETF Trust	0.79%	21,546	-	-	Feb 29, 2024
Ark Venture Fund	0.37%	34,891	4,375	14.34%	Jan 31, 2024
T. Rowe Price New Horizons Fund, Inc.	0.33%	1,631,137	185,391	12.82%	Mar 31, 2024
Ark ETF Trust	0.31%	2,522,247	-182,417	-6.74%	Jan 31, 2024
T. Rowe Price Small-Cap Stock Fund, Inc.	0.20%	742,306	742,306	-	Mar 31, 2024
BlackRock Health Sciences Trust II	0.16%	412,139	-	-	Mar 31, 2024
T. Rowe Price Small-Cap Value Fund, Inc.	0.10%	801,678	801,678	-	Mar 31, 2024
ROYCE MICRO-CAP TRUST, INC.	0.10%	46,214	6,377	16.01%	Mar 31, 2024
BlackRock Health Sciences Trust	0.09%	22,929	-	-	Mar 31, 2024
T. Rowe Price Health Sciences Fund, Inc.	0.08%	276,452	-24,554	-8.16%	Mar 31, 2024
VANGUARD VALLEY FORGE FUNDS	0.05%	28,442	-	-	Mar 31, 2024
T. Rowe Price Equity Funds, Inc.	0.03%	346,417	346,417	-	Mar 31, 2024
Listed Funds Trust	0.02%	85,183	10,153	13.53%	Mar 31, 2024
T. Rowe Price Equity Series, Inc.	0.01%	23,421	9,166	64.30%	Mar 31, 2024
VANGUARD INDEX FUNDS	0.01%	5,305,442	1,039,962	24.38%	Mar 31, 2024
QUANTITATIVE MASTER SERIES LLC	0.01%	72,268	-	-	Mar 31, 2024
DEUTSCHE DWS INVESTMENTS VIT FUNDS	0.01%	6,120	-	-	Mar 31, 2024
TIAA SEPARATE ACCOUNT VA 1	0.00%	1,074	-	-	Mar 31, 2024
SCHWAB CAPITAL TRUST	0.00%	110,228	-	-	Jan 31, 2024
Investment Managers Series Trust II	0.00%	31,683	-11,157	-26.04%	Mar 31, 2024
VANGUARD INSTITUTIONAL INDEX FUNDS	0.00%	45,393	16,482	57.01%	Mar 31, 2024
Calvert Variable Products, Inc.	0.00%	3,901	-	-	Mar 31, 2024
Principal Exchange-Traded Funds	0.00%	12,314	-1,014	-7.61%	Mar 31, 2024
FIDELITY SELECT PORTFOLIOS	0.00%	53,800	-	-	Feb 29, 2024
BlackRock ETF Trust	0.00%	730	26	3.69%	Jan 31, 2024
Direxion Shares ETF Trust	0.00%	101,265	-	-	Jan 31, 2024
Managed Portfolio Series	0.00%	13,774	13,774	-	Mar 31, 2024
FIDELITY COVINGTON TRUST	0.00%	10,339	-	-	Jan 31, 2024
Global X Funds	0.00%	18,871	-	-	Jan 31, 2024
STATE STREET VARIABLE INSURANCE SERIES FUNDS INC	0.00%	1,999	-	-	Mar 31, 2024
Voya VARIABLE PORTFOLIOS INC	0.00%	12,906	-3,254	-20.14%	Mar 31, 2024
CLEARWATER INVESTMENT TRUST	0.00%	2,405	2,405	-	Mar 28, 2024
TIAA-CREF LIFE FUNDS	0.00%	667	-	-	Mar 31, 2024
STATE STREET INSTITUTIONAL INVESTMENT TRUST	0.00%	13,500	-	-	Mar 31, 2024
T. Rowe Price Index Trust, Inc.	0.00%	2,541	180	7.62%	Mar 31, 2024
NORTHERN FUNDS	0.00%	16,045	-474	-2.87%	Mar 28, 2024
THRIVENT SERIES FUND INC	0.00%	11,216	-	-	Mar 28, 2024
iSHARES TRUST	0.00%	1,681,313	-55,799	-3.21%	Mar 31, 2024
EQ ADVISORS TRUST	0.00%	116,051	2,800	2.47%	Mar 31, 2024
RYDEX SERIES FUNDS	0.00%	360	-	-	Dec 31, 2023
HC CAPITAL TRUST	0.00%	2,301	-	-	Mar 31, 2024
COLLEGE RETIREMENT EQUITIES FUND	0.00%	61,859	42,280	215.95%	Mar 31, 2024
BLACKROCK FUNDS	0.00%	360,982	-	-	Feb 29, 2024
PENN SERIES FUNDS INC	0.00%	1,500	-	-	Mar 28, 2024
ALLSPRING MASTER TRUST	0.00%	3,067	-	-	Feb 29, 2024
NATIONWIDE VARIABLE INSURANCE TRUST	0.00%	5,948	-	-	Mar 31, 2024
RYDEX DYNAMIC FUNDS	0.00%	179	-	-	Dec 31, 2023
NATIONWIDE MUTUAL FUNDS	0.00%	4,075	-618	-13.17%	Jan 31, 2024
TIAA-CREF FUNDS	0.00%	85,602	-	-	Jan 31, 2024
SPDR SERIES TRUST	0.00%	1,034,455	-	-	Mar 31, 2024
ProFunds	0.00%	308	-24	-7.23%	Mar 31, 2024
AMERICAN CENTURY ETF TRUST	0.00%	2,472	-	-	Feb 29, 2024
RYDEX VARIABLE TRUST	0.00%	24	-	-	Dec 31, 2023
USAA MUTUAL FUNDS TRUST	0.00%	4,490	748	19.99%	Jan 31, 2024
JOHN HANCOCK VARIABLE INSURANCE TRUST	0.00%	34,134	4,831	16.49%	Mar 31, 2024
Brighthouse Funds Trust II	0.00%	13,523	-	-	Mar 31, 2024
LINCOLN VARIABLE INSURANCE PRODUCTS TRUST	0.00%	33,200	-	-	Mar 31, 2024
SUNAMERICA SERIES TRUST	0.00%	4,482	-18	-0.40%	Jan 31, 2024
J.P. Morgan Exchange-Traded Fund Trust	0.00%	5,316	-	-	Jan 31, 2024
PACIFIC SELECT FUND	0.00%	29,289	-241	-0.82%	Mar 31, 2024
Blackstone Alternative Investment Funds	0.00%	900	800	800.00%	Mar 31, 2024
Bridge Builder Trust	0.00%	29,758	176	0.59%	Mar 31, 2024
MASSMUTUAL SELECT FUNDS	0.00%	5,848	1,408	31.71%	Dec 31, 2023
FIDELITY SALEM STREET TRUST	0.00%	19,756	2,509	14.55%	Mar 31, 2024
ETF Series Solutions	0.00%	64	-	-	Jan 31, 2024
BlackRock Variable Series Funds, Inc.	0.00%	4,866	-	-	Mar 31, 2024
Advisors' Inner Circle Fund III	0.00%	102	33	47.83%	Jan 31, 2024
PRINCIPAL FUNDS, INC.	0.00%	4,961	1,051	26.88%	Jan 31, 2024
John Hancock Funds II	0.00%	11,330	-3,111	-21.54%	Feb 29, 2024

Prime Medicine's largest mutual fund holder by % of total assets is "Kelly Strategic ETF Trust", owning 21.55K shares, compromising 0.79% of its total assets.

Prime Medicine Institutional Ownership Trends

Institutional Holdings Trend

Date	Holdings	Change %
31 Mar, 23	73	12.31%
31 Dec, 22	65	-
30 Sep, 19	-	-100.00%
30 Jun, 19	4	-
31 Mar, 19	4	-20.00%
31 Dec, 18	5	25.00%
30 Sep, 18	4	33.33%
30 Jun, 18	3	-
31 Mar, 18	3	50.00%
31 Dec, 17	2	-
30 Sep, 17	2	-33.33%
30 Jun, 17	3	50.00%
31 Mar, 17	2	-60.00%
31 Dec, 16	5	25.00%
30 Sep, 16	4	-
30 Jun, 16	4	33.33%
31 Mar, 16	3	50.00%
31 Dec, 15	2	-

As of 31 Mar 23, 73 institutions are holding Prime Medicine's shares, representing an increase of 12.31% compared to the previous quarter.

Shares Outstanding Trend

Date	Shares Outstanding	Change %
31 Mar, 23	41,738,575	1.01%
31 Dec, 22	41,322,385	-
30 Sep, 19	-	-100.00%
30 Jun, 19	53,032	25.62%
31 Mar, 19	42,217	53.33%
31 Dec, 18	27,533	-47.50%
30 Sep, 18	52,447	484.11%
30 Jun, 18	8,979	-54.07%
31 Mar, 18	19,550	2191.91%
31 Dec, 17	853	-92.71%
30 Sep, 17	11,697	-15.94%
30 Jun, 17	13,915	-38.54%
31 Mar, 17	22,640	-66.62%
31 Dec, 16	67,833	114.69%
30 Sep, 16	31,596	9.49%
30 Jun, 16	28,858	82.95%
31 Mar, 16	15,774	21.15%
31 Dec, 15	13,020	-

Prime Medicine (PRME) has 41.74M shares outstanding as of 31 Mar 23, up 1.01% compared to the previous quarter.

Institutional Ownership Trend

Date	Ownership %	Change %
31 Mar, 23	100.00%	-
31 Dec, 22	100.00%	-
30 Sep, 19	-	-
30 Jun, 19	-	-
31 Mar, 19	-	-
31 Dec, 18	-	-
30 Sep, 18	-	-
30 Jun, 18	-	-
31 Mar, 18	-	-
31 Dec, 17	-	-
30 Sep, 17	-	-
30 Jun, 17	-	-
31 Mar, 17	-	-
31 Dec, 16	-	-
30 Sep, 16	-	-
30 Jun, 16	-	-
31 Mar, 16	-	-
31 Dec, 15	-	-

As of 31 Mar 23, Prime Medicine is held by 100.00% institutional shareholders, representing a 0.00% growth compared to 31 Dec 22.

Institutional Increased Positions Trend

Date	Increased Positions	Change %
31 Mar, 23	29	-
31 Dec, 22	-	-
30 Sep, 19	-	-100.00%
30 Jun, 19	2	-
31 Mar, 19	-	-100.00%
31 Dec, 18	2	100.00%
30 Sep, 18	1	-
30 Jun, 18	-	-
31 Mar, 18	-	-
31 Dec, 17	-	-
30 Sep, 17	-	-100.00%
30 Jun, 17	1	-
31 Mar, 17	1	-
31 Dec, 16	1	-
30 Sep, 16	-	-
30 Jun, 16	-	-100.00%
31 Mar, 16	1	-
31 Dec, 15	-	-

29 institutional shareholders have increased their position in PRME stock as of 31 Mar 23 compared to - in the previous quarter (a 0.00% increase).

Institutional Reduced Positions Trend

Date	Reduced Positions	Change %
31 Mar, 23	6	-
31 Dec, 22	-	-
30 Sep, 19	-	-
30 Jun, 19	-	-100.00%
31 Mar, 19	1	-
31 Dec, 18	1	-
30 Sep, 18	-	-
30 Jun, 18	-	-
31 Mar, 18	-	-
31 Dec, 17	-	-100.00%
30 Sep, 17	1	-
30 Jun, 17	1	-
31 Mar, 17	-	-
31 Dec, 16	-	-100.00%
30 Sep, 16	1	-
30 Jun, 16	-	-
31 Mar, 16	-	-
31 Dec, 15	-	-

6 institutional shareholders have reduced their position in PRME stock as of 31 Mar 23 compared to - in the previous quarter (a 0.00% increase).

All Institutional Ownership Trend Data

Date	Holdings	Change %	Shares Outstanding	Change %	Ownership %	Change %	Increased Positions	Change %	Reduced Positions	Change %
31 Mar, 23	73	12.31%	41,738,575	1.01%	100.00%	-	29	-	6	-
31 Dec, 22	65	-	41,322,385	-	100.00%	-	-	-	-	-
30 Sep, 19	-	-100.00%	-	-100.00%	-	-	-	-100.00%	-	-
30 Jun, 19	4	-	53,032	25.62%	-	-	2	-	-	-100.00%
31 Mar, 19	4	-20.00%	42,217	53.33%	-	-	-	-100.00%	1	-
31 Dec, 18	5	25.00%	27,533	-47.50%	-	-	2	100.00%	1	-
30 Sep, 18	4	33.33%	52,447	484.11%	-	-	1	-	-	-
30 Jun, 18	3	-	8,979	-54.07%	-	-	-	-	-	-
31 Mar, 18	3	50.00%	19,550	2191.91%	-	-	-	-	-	-
31 Dec, 17	2	-	853	-92.71%	-	-	-	-	-	-100.00%
30 Sep, 17	2	-33.33%	11,697	-15.94%	-	-	-	-100.00%	1	-
30 Jun, 17	3	50.00%	13,915	-38.54%	-	-	1	-	1	-
31 Mar, 17	2	-60.00%	22,640	-66.62%	-	-	1	-	-	-
31 Dec, 16	5	25.00%	67,833	114.69%	-	-	1	-	-	-100.00%
30 Sep, 16	4	-	31,596	9.49%	-	-	-	-	1	-
30 Jun, 16	4	33.33%	28,858	82.95%	-	-	-	-100.00%	-	-
31 Mar, 16	3	50.00%	15,774	21.15%	-	-	1	-	-	-
31 Dec, 15	2	-	13,020	-	-	-	-	-	-	-

Prime Medicine Insider Shareholders Trades

Open Market Insider Trades

Date	Name	Relation	Role	Transaction	Buy/Sell	Shares	Price	Value	Shares Held	Source

Open Market Insider Buys

Date	Name	Relation	Role	Transaction	Buy/Sell	Shares	Price	Value	Shares Held	Source

Insider Sells

Date	Name	Relation	Role	Transaction	Buy/Sell	Shares	Price	Value	Shares Held	Source
Jun 07, 2024	Gottesdiener Keith Michael	director, officer	See Remarks	G-Gift	Sell	250,000	-	-	2,310,837

All Insider Owners Trades

Date	Name	Relation	Role	Transaction	Buy/Sell	Shares	Price	Value	Shares Held
Jun 14, 2024	Marrazzo Jeffrey D	director	-	A-Award	Buy	45,000	$7.68	$345.60K	45,000
Jun 14, 2024	Schenkein David P	director	-	A-Award	Buy	45,000	$7.68	$345.60K	45,000
Jun 14, 2024	NELSEN ROBERT	director, 10 percent owner		A-Award	Buy	45,000	$7.68	$345.60K	45,000
Jun 14, 2024	Kelly Michael Aaron	director	-	A-Award	Buy	45,000	$7.68	$345.60K	45,000
Jun 14, 2024	Foster-Cheek Kaye I	director	-	A-Award	Buy	45,000	$7.68	$345.60K	45,000
Jun 14, 2024	Chung Wendy	director	-	A-Award	Buy	45,000	$7.68	$345.60K	45,000
Jun 14, 2024	Cahill Thomas	director	-	A-Award	Buy	45,000	$7.68	$345.60K	45,000
Jun 07, 2024	Gottesdiener Keith Michael	director, officer	See Remarks	G-Gift	Sell	250,000	-	-	2,310,837
Jun 07, 2024	Gottesdiener Keith Michael	director, officer	See Remarks	G-Gift	Buy	250,000	-	-	277,166
May 21, 2024	Reine Allan	officer	Chief Financial Officer	A-Award	Buy	100,000	$6.80	$680.00K	100,000
May 21, 2024	Brudnick Richard	officer	Chief Business Officer	A-Award	Buy	19,300	$7.96	$153.63K	38,600
May 21, 2024	LEE ANN L.	officer	Chief Technical Officer	A-Award	Buy	80,416	$3.67	$295.13K	160,832
Mar 04, 2024	Marrazzo Jeffrey D	director	-	A-Award	Buy	250,000	$8.63	$2.16M	250,000
Feb 29, 2024	GV 2023 GP, L.L.C.	other	Member of 10% Group		Buy	-	-	-	3,200,000
Feb 27, 2024	Gottesdiener Keith Michael	director, officer	See Remarks	A-Award	Buy	100,000	$8.32	$832.00K	100,000
Feb 23, 2024	Brudnick Richard	officer	Chief Business Officer	A-Award	Buy	135,747	$8.49	$1.15M	135,747
Feb 23, 2024	Duffield Jeremy	officer	Chief Scientific Officer	A-Award	Buy	180,995	$8.49	$1.54M	180,995
Feb 23, 2024	LEE ANN L.	officer	Chief Technical Officer	A-Award	Buy	180,995	$8.49	$1.54M	180,995
Feb 23, 2024	Goldwasser Meredith	officer	SVP, Strategy & Corporate Ops.	A-Award	Buy	90,498	$8.49	$768.33K	90,498
Feb 23, 2024	Alenson Carman	officer	See Remarks	A-Award	Buy	90,498	$8.49	$768.33K	90,498

The last insider sell of Prime Medicine's stock was made by Gottesdiener Keith Michael on Jun 07 2024, selling 250,000 shares at - per share (valued at -).

Prime Medicine Insider Ownership Trends

All Insider Trades Trend

Date	Buy	Sell	Buy/Sell Ratio
Q2 2024	11	1	1100.00%
Q1 2024	11	-	-
Q4 2023	-	2	-
Q3 2023	-	2	-
Q2 2023	9	55	16.36%
Q1 2023	6	-	-
Q4 2022	19	21	90.48%

11 total buy trades, and 1 total sell trades (buy/sell ratio of 11.00%) were made by Prime Medicine's insiders, as of Q2 2024.

Open Market Insider Trades Trend

Date	Buy	Sell	Buy/Sell Ratio
Q2 2024	-	-	-
Q1 2024	3	-	-
Q4 2023	-	-	-
Q3 2023	-	-	-
Q2 2023	-	33	-
Q1 2023	-	-	-
Q4 2022	4	-	-

As of Q2 2024, Insider owners conducted 0 open market buy trades and 0 open market sell trades of Prime Medicine's stocks.

Prime Medicine Peer Ownership

Ticker	Company
SANA	Sana Biotechnology, Inc.
DNA	Ginkgo Bioworks Holdings, Inc.
CRSP	CRISPR Therapeutics AG
BPMC	Blueprint Medicines Corporation
RPHM	Reneo Pharmaceuticals, Inc.
IPSC	Century Therapeutics, Inc.
NTLA	Intellia Therapeutics, Inc.
EDIT	Editas Medicine, Inc.
VERV	Verve Therapeutics, Inc.
RLAY	Relay Therapeutics, Inc.
CRBU	Caribou Biosciences, Inc.
RPRX	Royalty Pharma plc
OCEA	Ocean Biomedical, Inc.
BEAM	Beam Therapeutics Inc.
LIFE	aTyr Pharma, Inc.

PRME Ownership FAQ

Who Owns Prime Medicine?

Prime Medicine is owned by institutional shareholders (100.00%), insiders (26.12%), and public (-26.12%). The largest institutional shareholder of Prime Medicine is ALPHABET INC. (39.20% of total shares) and the top mutual fund owner is Kelly Strategic ETF Trust (0.79% of total shares).

Who are the major institutional shareholders of Prime Medicine?

Prime Medicine's major institutional shareholders are ALPHABET INC., FMR LLC, REDMILE GROUP, LLC, ARK INVESTMENT MANAGEMENT LLC, and MWG MANAGEMENT LTD.. The top five shareholders own together 81.30% of the company's share outstanding.

How many Prime Medicine shareholders are there?

As of Mar 2023, there are 73 institutional shareholders of Prime Medicine.

What percentage of Prime Medicine is owned by ALPHABET INC?

ALPHABET INC owns 13.28M shares of Prime Medicine, representing 39.20% of the company's total shares outstanding, valued at $163.4B (as of Mar 2023).

What percentage of Prime Medicine is owned by FMR LLC?

As of Mar 2023, FMR LLC holds 8.52M shares of Prime Medicine (PRME), compromising 25.13% of the company, valued at $104.76B.

What percentage of Prime Medicine is owned by REDMILE GROUP, LLC?

REDMILE GROUP, LLC is the third largest holder of Prime Medicine. The company owns 1.99M of the company's shares outstanding (worth $24.51B).