Insider Trading & Ownership - Prime Medicine Inc. (PRME)

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Prime Medicine Inc.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2023-06-13
Sale
2023-06-15
4:22 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
57,060 $15 $855,787 1,819,500
(Indirect)
View
2023-06-09
Sale
2023-06-13
4:20 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
31,703 $14.73 $467,135 1,794,143
(Indirect)
View
2023-06-07
Sale
2023-06-09
4:24 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
20,000 $16.63 $332,557 1,782,440
(Indirect)
View
2023-06-05
Sale
2023-06-07
4:17 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
52,409 $16.88 $884,777 1,814,849
(Indirect)
View
2023-05-31
Sale
2023-06-02
4:17 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
61,856 $14.17 $876,198 1,824,296
(Indirect)
View
2023-05-26
Sale
2023-05-31
4:15 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
29,407 $13.7 $402,844 1,791,847
(Indirect)
View
2023-05-24
Sale
2023-05-26
4:17 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
31,061 $13.45 $417,893 1,793,501
(Indirect)
View
2023-05-22
Sale
2023-05-24
5:07 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
131,861 $14.33 $1,889,739 1,894,301
(Indirect)
View
2023-05-18
Sale
2023-05-22
4:21 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
90,310 $13.62 $1,230,338 1,839,674
(Indirect)
View
2023-05-16
Sale
2023-05-18
4:16 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
65,649 $12.63 $829,275 12,497,764
(Indirect)
View
2023-05-12
Sale
2023-05-16
4:16 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
185,242 $12.74 $2,359,309 12,563,413
(Indirect)
View
2023-05-10
Sale
2023-05-12
4:16 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
114,023 $13.82 $1,575,337 12,748,655
(Indirect)
View
2023-05-08
Sale
2023-05-10
4:17 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
422,010 $14.09 $5,946,340 12,862,678
(Indirect)
View
2022-10-24
Purchase
2022-10-26
8:02 pm
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
800,000 $17 $13,600,000 11,522,248
(Indirect)
View
2022-10-24
Purchase
2022-10-26
8:01 pm
Prime Medicine Inc. PRME ARCH Venture Partners X LLC
ARCH Venture Partners X L.P.
ARCH Venture Partners X Overage L.P.
ARCH Venture Fund X L.P.
ARCH Venture Fund X Overage L.P.
CRANDELL KEITH
Burow Kristina
GILLIS STEVEN
10% Owner
800,000 $17 $13,600,000 6,128,297
(Indirect)
View
2022-10-24
Purchase
2022-10-26
8:01 pm
Prime Medicine Inc. PRME NELSEN ROBERT
Director
10% Owner
800,000 $17 $13,600,000 16,080
(Indirect)
View
2022-10-24
Purchase
2022-10-26
8:00 pm
Prime Medicine Inc. PRME Cahill Thomas
Director
400,000 $17 $6,800,000 5,305,679
(Indirect)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2023-06-14
Option Award
2023-06-16
5:51 pm
N/A
2033-06-14
Prime Medicine Inc. PRME Cahill Thomas
Director
39,062 $0 39,062
(Direct)
View
2023-06-14
Option Award
2023-06-16
5:50 pm
N/A
2033-06-14
Prime Medicine Inc. PRME Schenkein David P
Director
39,062 $0 39,062
(Direct)
View
2023-06-14
Option Award
2023-06-16
5:49 pm
N/A
2033-06-14
Prime Medicine Inc. PRME Foster-Cheek Kaye I
Director
39,062 $0 39,062
(Direct)
View
2023-06-14
Option Award
2023-06-16
5:49 pm
N/A
2033-06-14
Prime Medicine Inc. PRME NELSEN ROBERT
Director
10% Owner
39,062 $0 39,062
(Direct)
View
2023-06-14
Option Award
2023-06-16
5:48 pm
N/A
2033-06-14
Prime Medicine Inc. PRME Kelly Michael Aaron
Director
39,062 $0 39,062
(Direct)
View
2023-06-14
Option Award
2023-06-16
5:47 pm
N/A
2033-06-14
Prime Medicine Inc. PRME Chung Wendy
Director
39,062 $0 39,062
(Direct)
View
2023-06-13
Other
2023-06-15
4:22 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
57,060 $0 1,819,500
(Indirect)
View
2023-06-09
Other
2023-06-13
4:20 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
31,703 $0 1,794,143
(Indirect)
View
2023-06-07
Other
2023-06-09
4:24 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
20,000 $0 1,782,440
(Indirect)
View
2023-06-05
Other
2023-06-07
4:17 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
52,409 $0 1,814,849
(Indirect)
View
2023-05-31
Other
2023-06-02
4:17 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
61,856 $0 1,824,296
(Indirect)
View
2023-05-26
Other
2023-05-31
4:15 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
29,407 $0 1,791,847
(Indirect)
View
2023-05-24
Other
2023-05-26
4:17 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
31,061 $0 1,793,501
(Indirect)
View
2023-05-22
Other
2023-05-24
5:07 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
131,861 $0 1,894,301
(Indirect)
View
2023-05-18
Other
2023-05-22
4:21 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
77,234 $0 1,839,674
(Indirect)
View
2023-05-10
Option Award
2023-05-12
4:30 pm
N/A
2033-05-10
Prime Medicine Inc. PRME Marrazzo Jeffrey D
Director
92,000 $0 92,000
(Direct)
View
2023-04-18
Option Award
2023-04-20
4:28 pm
N/A
2033-04-18
Prime Medicine Inc. PRME Alenson Carman
See Remarks
6,254 $0 6,254
(Direct)
View
2023-04-18
Option Award
2023-04-20
4:25 pm
N/A
2033-04-18
Prime Medicine Inc. PRME Goldwasser Meredith
SVP, Strategy & Corporate Ops.
4,690 $0 4,690
(Direct)
View
2023-03-31
Option Award
2023-04-04
8:23 pm
N/A
2033-03-31
Prime Medicine Inc. PRME Goldwasser Meredith
SVP, Strategy & Corporate Ops.
90,498 $0 90,498
(Direct)
View
2023-03-31
Option Award
2023-04-04
8:23 pm
N/A
2033-03-31
Prime Medicine Inc. PRME Duffield Jeremy
Chief Scientific Officer
180,995 $0 180,995
(Direct)
View
2023-03-31
Option Award
2023-04-04
8:22 pm
N/A
2033-03-31
Prime Medicine Inc. PRME Brudnick Richard
Chief Business Officer
135,747 $0 135,747
(Direct)
View
2023-03-31
Option Award
2023-04-04
8:22 pm
N/A
2033-03-31
Prime Medicine Inc. PRME Gottesdiener Keith Michael
See Remarks
497,738 $0 497,738
(Direct)
View
2023-03-31
Option Award
2023-04-04
8:22 pm
N/A
2033-03-31
Prime Medicine Inc. PRME LEE ANN L.
Chief Technical Officer
180,995 $0 180,995
(Direct)
View
2023-03-31
Option Award
2023-04-04
8:22 pm
N/A
2033-03-31
Prime Medicine Inc. PRME Alenson Carman
See Remarks
90,498 $0 90,498
(Direct)
View
2022-10-24
Conversion
2022-10-26
8:02 pm
N/A
N/A
Prime Medicine Inc. PRME GV 2019 GP L.L.C.
GV 2019 GP L.P.
GV 2019 L.P.
GV 2021 GP L.L.C.
GV 2021 GP L.P.
GV 2021 L.P.
Alphabet Inc.
10% Owner
51,297,095 $0 11,522,248
(Indirect)
View
2022-10-24
Conversion
2022-10-26
8:01 pm
N/A
N/A
Prime Medicine Inc. PRME ARCH Venture Partners X LLC
ARCH Venture Partners X L.P.
ARCH Venture Partners X Overage L.P.
ARCH Venture Fund X L.P.
ARCH Venture Fund X Overage L.P.
CRANDELL KEITH
Burow Kristina
GILLIS STEVEN
10% Owner
41,344,576 $0 6,128,297
(Indirect)
View
2022-10-24
Conversion
2022-10-26
8:01 pm
N/A
N/A
Prime Medicine Inc. PRME NELSEN ROBERT
Director
10% Owner
41,410,655 $0 16,080
(Indirect)
View
2022-10-24
Conversion
2022-10-26
8:00 pm
N/A
N/A
Prime Medicine Inc. PRME Liu David R.
10% Owner
1,321,666 $0 21,156,945
(Direct)
View
2022-10-24
Conversion
2022-10-26
8:00 pm
N/A
N/A
Prime Medicine Inc. PRME Cahill Thomas
Director
20,156,459 $0 5,305,679
(Indirect)
View
2022-10-24
Conversion
2022-10-26
12:23 pm
N/A
N/A
Prime Medicine Inc. PRME FMR LLC
See Remark 1
8,462,946 $0 4,228,589
(Indirect)
View

Ownership(A)
2022-10-24
4:40 pm
N/A
N/A
Prime Medicine Inc. PRME NELSEN ROBERT
Director
10% Owner
0 $0 16,080
(Indirect)
View
2022-10-19
Option Award
2022-10-21
4:31 pm
N/A
2032-10-19
Prime Medicine Inc. PRME Chung Wendy
Director
9,006 $0 9,006
(Direct)
View
2022-10-19
Option Award
2022-10-21
4:31 pm
N/A
2032-10-19
Prime Medicine Inc. PRME Foster-Cheek Kaye I
Director
9,006 $0 9,006
(Direct)
View
2022-10-19
Option Award
2022-10-21
4:30 pm
N/A
2032-10-19
Prime Medicine Inc. PRME Kelly Michael Aaron
Director
9,006 $0 9,006
(Direct)
View

Ownership
2022-10-19
8:24 pm
N/A
N/A
Prime Medicine Inc. PRME FMR LLC
See Remark 1
10% Owner
0 $0 8,462,946
(Indirect)
View
(A) Indicate amendment filing.
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