Stock chart
Ticker: GRPH Exchange: NMS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2024-05-15 2024-05-14 B Purchase

Chevallard Daniel R.

Chief Financial Officer

Officer
3,188 +inf%
15.68
USD 49,988
3,188 +inf% 15.68 USD 49,988
2024-05-15 2024-05-14 B Purchase

Chevallard Daniel R.

Chief Financial Officer

Officer
3,188 +inf%
15.68
USD 49,988
3,188 +inf% 15.68 USD 49,988
2024-05-14 2024-05-13 B Purchase

MCCOLLUM JAMES W

Non-Executive Director
31,332 +6.3%
15.99
USD 501,093
31,332 +6.3% 15.99 USD 501,093
2024-03-25 2024-03-21 B Purchase

RA CAPITAL MANAGEMENT, L.P.

Non-Executive Director Large shareholder
64,971 +10.3%
15.03
USD 976,514
64,971 +10.3% 15.03 USD 976,514
2024-03-25 2024-03-21 B Purchase

RA CAPITAL MANAGEMENT, L.P.

Non-Executive Director Large shareholder
933,038 +39.1%
15.03
USD 14,023,561
933,038 +39.1% 15.03 USD 14,023,561
2022-04-13 2022-04-12 B Purchase

Samsara BioCapital, L.P.

Large shareholder
350,000 +4.3%
4.08
USD 1,428,000
350,000 +4.3% 4.08 USD 1,428,000
2022-04-13 2022-04-11 PP Planned purchase

Gutry Phil

CHIEF BUSINESS OFFICER

Officer
5,000 +1.7%
4.01
USD 20,050
5,000 +1.7% 4.01 USD 20,050
2022-04-13 2022-04-11 B Purchase

Samsara BioCapital, L.P.

Large shareholder
74,464 +0.9%
4.07
USD 303,068
74,464 +0.9% 4.07 USD 303,068
2022-01-25 2022-01-24 B Purchase

Samsara BioCapital, L.P.

Large shareholder
23,000 +0.3%
8.70
USD 200,100
23,000 +0.3% 8.70 USD 200,100
2022-01-25 2022-01-21 B Purchase

Samsara BioCapital, L.P.

Large shareholder
100,000 +1.3%
8.99
USD 899,000
100,000 +1.3% 8.99 USD 899,000
2022-01-21 2022-01-20 B Purchase

Samsara BioCapital, L.P.

Large shareholder
43,105 +0.5%
8.92
USD 384,497
43,105 +0.5% 8.92 USD 384,497
2022-01-21 2022-01-19 B Purchase

Samsara BioCapital, L.P.

Large shareholder
54,565 +0.7%
9.24
USD 504,181
54,565 +0.7% 9.24 USD 504,181
2021-12-20 2021-12-15 B Purchase

Samsara BioCapital, L.P.

Large shareholder
22,329 +0.3%
10.19
USD 227,533
22,329 +0.3% 10.19 USD 227,533
2021-11-24 2021-11-22 B Purchase

Samsara BioCapital, L.P.

Large shareholder
201,685 +2.7%
10.15
USD 2,047,103
201,685 +2.7% 10.15 USD 2,047,103
2021-10-15 2021-10-15 B Purchase

Samsara BioCapital, L.P.

Large shareholder
2,300 +0.0%
12.49
USD 28,727
2,300 +0.0% 12.49 USD 28,727
2021-10-15 2021-10-14 B Purchase

Samsara BioCapital, L.P.

Large shareholder
3,100 +0.0%
12.50
USD 38,750
3,100 +0.0% 12.50 USD 38,750
2021-10-15 2021-10-13 B Purchase

Samsara BioCapital, L.P.

Large shareholder
45,400 +0.6%
13.22
USD 600,188
45,400 +0.6% 13.22 USD 600,188
2021-10-08 2021-10-08 B Purchase

Samsara BioCapital, L.P.

Large shareholder
75,000 +1.0%
13.12
USD 984,000
75,000 +1.0% 13.12 USD 984,000
2021-10-08 2021-10-07 B Purchase

Samsara BioCapital, L.P.

Large shareholder
9,021 +0.1%
14.94
USD 134,774
9,021 +0.1% 14.94 USD 134,774
2021-10-08 2021-10-06 B Purchase

Samsara BioCapital, L.P.

Large shareholder
61,475 +0.8%
13.83
USD 850,199
61,475 +0.8% 13.83 USD 850,199
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