13D/13G Filings - Avidity Partners Management LP

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem 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
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Time period
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2023-05-25
11:20 am
Purchase
2023-05-1813GNanoString Technologies, Inc.
NSTGQ
Avidity Partners Management LP2,950,000
6.200%
2,950,000increase
(New Position)
Filing
History
2023-02-14
4:19 pm
Purchase
2022-12-3113GProthena Corporation plc
PRTA
Avidity Partners Management LP2,953,000
5.700%
2,953,000increase
(New Position)
Filing
History
2023-02-14
4:07 pm
Purchase
2022-12-3113GSyros Pharmaceuticals, Inc.
SYRS
Avidity Partners Management LP2,189,719
9.900%
69,719increase
(+3.29%)
Filing
History
2023-02-14
3:59 pm
Purchase
2022-12-3113GSCYNEXIS, Inc.
SCYX
Avidity Partners Management LP3,624,523
9.900%
1,385,245increase
(+61.86%)
Filing
History
2023-02-14
3:52 pm
Sale
2022-12-3113GESSA Pharma Inc.
EPIX
Avidity Partners Management LP1,855,400
4.200%
-1,894,600decrease
(-50.52%)
Filing
History
2023-02-14
3:49 pm
Purchase
2022-12-3113GAltimmune, Inc.
ALT
Avidity Partners Management LP3,990,000
8.100%
1,225,000increase
(+44.30%)
Filing
History
2023-02-14
3:47 pm
Purchase
2022-12-3113GSyndax Pharmaceuticals, Inc.
SNDX
Avidity Partners Management LP6,718,142
9.700%
1,474,123increase
(+28.11%)
Filing
History
2023-02-14
3:44 pm
Purchase
2022-12-3113GKezar Life Sciences, Inc.
KZR
Avidity Partners Management LP678,240
9.900%
355,420increase
(+110.10%)
Filing
History
2023-02-14
3:39 pm
Purchase
2022-12-3113GIDEAYA Biosciences, Inc.
IDYA
Avidity Partners Management LP3,824,800
7.900%
1,271,800increase
(+49.82%)
Filing
History
2023-02-14
3:38 pm
Sale
2022-12-3113GAlpine Immune Sciences, Inc.
ALPN
Avidity Partners Management LP1,888,887
4.000%
-316,800decrease
(-14.36%)
Filing
History
2023-02-14
3:31 pm
Purchase
2022-12-3113GKaryopharm Therapeutics Inc.
KPTI
Avidity Partners Management LP758,738
9.900%
1,950increase
(+0.26%)
Filing
History
2023-02-14
3:23 pm
Sale
2022-12-3113GGRITSTONE BIO INC
GRTSQ
Avidity Partners Management LP2,859,971
3.300%
-4,130,223decrease
(-59.09%)
Filing
History
2023-02-14
2:58 pm
Purchase
2022-12-3113GAkero Therapeutics, Inc.
AKRO
Avidity Partners Management LP3,825,000
8.200%
720,000increase
(+23.19%)
Filing
History
2023-02-14
2:42 pm
Sale
2022-12-3113GCYTEIR THERAPEUTICS INC
CYTT
Avidity Partners Management LP1,795,800
5.100%
-53,738decrease
(-2.91%)
Filing
History
2023-02-14
2:26 pm
Sale
2022-12-3113GPhaseBio Pharmaceuticals, Inc.
PHASQ
Avidity Partners Management LP2,040,000
4.100%
-2,365,000decrease
(-53.69%)
Filing
History
2023-02-14
1:58 pm
Purchase
2022-12-3113GPhathom Pharmaceuticals, Inc.
PHAT
Avidity Partners Management LP1,900,000
4.600%
4,000increase
(+0.21%)
Filing
History
2023-02-14
1:38 pm
Purchase
2022-12-3113GArvinas, Inc.
ARVN
Avidity Partners Management LP4,950,000
9.300%
1,710,162increase
(+52.79%)
Filing
History
2023-02-14
1:10 pm
Sale
2022-12-3113GIVERIC bio, Inc.
ISEE
Avidity Partners Management LP838,407
0.600%
-6,116,593decrease
(-87.95%)
Filing
History
2023-02-14
12:50 pm
Unchanged
2022-12-3113GOncoSec Medical Incorporated
ONCS
Avidity Partners Management LP0
0.000%
0
(Unchanged)
Filing
History
2023-02-14
12:41 pm
Sale
2022-12-3113GAdicet Bio, Inc.
ACET
Avidity Partners Management LP0
0.000%
-3,034,004decrease
(Position Closed)
Filing
History
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