Prothena Corp PLC (PRTA)

Sector:
CONSUMER STAPLES
Industry:
RETAIL - FOOD & DRUG
SIC:
PHARMACEUTICAL PREPARATIONS
CEO:
Gene G. Kinney
Employees:
59
ADELPHI PLAZA, UPPER GEORGE'S STREET, DUN LAOGHAIRE, CO. DUBLIN, IRELAND A96 T927
011-353-1-236-2500

Prothena Corp. Plc is a clinical stage biotechnology company, which engages in the discovery, development, and commercialization of novel antibodies. Its antibody-based product candidates target a number of potential indications including AL amyloidosis (NEOD001), Parkinson's disease and related synucleinopathies (PRX002), inflammatory diseases including psoriasis, psoriatic arthritis (PRX003), and ATTR amyloidosis (PRX004). The company was founded on December 20, 2012 and is headquartered in Dun Laoghaire, Ireland.

Data derived from most recent annual or quarterly report
Market Cap 2.171 Billion Shares Outstanding44.176 Million Avg 30-day Volume 296.129 Thousand
P/E Ratio0.0 Dividend Yield0.0 EPS-0.29
Price to Revenue1272.587 Debt to Equity0.0 EBITDA-113.058 Million
Price to Book Value4.7305 Operating Margin-13760.8945 Enterprise Value765.351 Million
Current Ratio15.02 EPS Growth-0.535 Quick Ratio14.623
1 Yr BETA 1.5103 52-week High/Low 79.75 / 10.72 Profit Margin-14255.7339
Operating Cash Flow Growth-54.7861 Altman Z-Score1.5637 Free Cash Flow to Firm -71.882 Million
View SEC Filings from PRTA instead.

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Funds Holding PRTA (via 13F filings)

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*Please note that if a filer hasn't submitted a 13F filing for a quarter then the filer's shares will be listed as "Sold All"

Mutual Funds Holding PRTA BETA

Active Schedule 13D and 13G filings

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Open Market Buys/Sells Last 60 Days

Open Market Buys (P)

none

Open Market Sells (S)

72.5 Thousand total shares from 22 transactions

Exercise Derivative Conversion (M)

72.5 Thousand total shares from 8 transactions

Current/Former Insiders

Insider Name Type Last Reported Shares Held Last Reported Date Filings in past year

WALKER KARIN L CHIEF ACCOUNTING OFFICER

  • Officer
85,481 2021-11-23 4

MALECEK MICHAEL J SEE REMARKS

  • Officer
230,000 2021-11-19 3

KARP CAROL D. CHIEF REGULATORY OFFICER

  • Officer
120,000 2021-11-01 5

SELKOE DENNIS J.

15,208 2021-10-01 4

SMITH BRANDON S. CHIEF OPERATING OFFICER

  • Officer
25,000 2021-09-29 2

HENNEY CHRISTOPHER S

  • Director
0 2021-07-14 6

ZAGO WAGNER M. CHIEF SCIENTIFIC OFFICER

  • Officer
68,750 2021-06-22 4

ECOR1 CAPITAL, LLC

  • 10% Owner
11,284,280 2021-06-18 7

COLLIER RICHARD T

  • Director
15,000 2021-05-19 2

EKMAN LARS

  • Director
  • CHAIRMAN OF THE BOARD
15,000 2021-05-19 2

COOKE SHANE

  • Director
15,000 2021-05-19 2

HARFSTRAND KARL ANDERS OLOF

  • Director
15,000 2021-05-19 2

COBB PAULA K

  • Director
15,000 2021-05-19 1

PATEL SANJIV

  • Director
30,000 2021-05-19 2

GARREN HIDEKI CHIEF MEDICAL OFFICER

  • Officer
0 2021-04-05 2

NGUYEN TRAN SEE REMARKS

  • Officer
84,000 2021-02-25 2

KINNEY GENE G. PRESIDENT AND CEO

  • Officer
300,000 2021-02-25 2

TRIPURANENI RADHIKA CHIEF DEVELOPMENT OFFICER

  • Officer
56,000 2021-02-25 2

NODELMAN OLEG

  • Director
  • 10% Owner
9,426,640 2019-12-03 0

HOMAN ARTHUR W CHIEF LEGAL OFFICER

  • Officer
2,000 2018-06-21 0

NICKERSON TARA CHIEF BUSINESS OFFICER

  • Officer
2,000 2018-02-21 0

NOONBERG SARAH B. CHIEF MEDICAL OFFICER

  • Officer
0 2017-05-16 0

SCHENK DALE B. PRESIDENT AND CEO

  • Officer
  • Director
14,877 2016-02-24 0

KOLLER MARTIN CHIEF MEDICAL OFFICER

  • Officer
0 2016-02-24 0

MCNINCH DAVID B. CHIEF COMMERCIAL OFFICER

  • Officer
0 2016-02-24 0

Insider Transactions Last 60 Days

Reporting Owners Filing Date Trans Date Trans Code Shares Share Price Acquired
Disposed
Shares Owned after D/I 10b5 Perf 1d* Perf 5d* Perf 1m* Max Gain Max Gain Days Max Loss Max Loss Days

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-11-26 21:19:11 -0500 2021-11-23 S 1,819 $58.43 d 0 direct yes

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-11-26 21:19:11 -0500 2021-11-23 S 2,700 $57.51 d 1,819 direct yes

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-11-26 21:19:11 -0500 2021-11-23 M 4,519 d 85,481 direct

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-11-26 21:19:11 -0500 2021-11-23 M 4,519 $15.04 a 4,519 direct

MALECEK MICHAEL J - Officer SEE REMARKS

2021-11-19 21:32:54 -0500 2021-11-19 M 10,000 $10.27 a 10,000 direct -13.2859 0.0 1 -13.2859 2

MALECEK MICHAEL J - Officer SEE REMARKS

2021-11-19 21:32:54 -0500 2021-11-19 M 10,000 d 230,000 direct

MALECEK MICHAEL J - Officer SEE REMARKS

2021-11-19 21:32:54 -0500 2021-11-19 S 10,000 $55.00 d 0 direct yes -13.2859 0.0 1 -13.2859 2

KARP CAROL D. - Officer CHIEF REGULATORY OFFICER

2021-11-03 21:17:18 -0400 2021-11-01 S 2,725 $56.65 d 4,937 direct yes 4.448 0.1418 4.448 2 -0.6025 5

KARP CAROL D. - Officer CHIEF REGULATORY OFFICER

2021-11-03 21:17:18 -0400 2021-11-01 M 10,000 d 120,000 direct

KARP CAROL D. - Officer CHIEF REGULATORY OFFICER

2021-11-03 21:17:18 -0400 2021-11-01 S 2,338 $55.00 d 7,662 direct yes 4.448 0.1418 4.448 2 -0.6025 5

KARP CAROL D. - Officer CHIEF REGULATORY OFFICER

2021-11-03 21:17:18 -0400 2021-11-01 S 4,937 $58.51 d 0 direct yes 4.448 0.1418 4.448 2 -0.6025 5

KARP CAROL D. - Officer CHIEF REGULATORY OFFICER

2021-11-03 21:17:18 -0400 2021-11-01 M 10,000 $15.04 a 10,000 direct 4.448 0.1418 4.448 2 -0.6025 5

MALECEK MICHAEL J - Officer SEE REMARKS

2021-10-29 17:00:49 -0400 2021-10-27 M 10,000 d 240,000 direct

MALECEK MICHAEL J - Officer SEE REMARKS

2021-10-29 17:00:49 -0400 2021-10-27 S 2,950 $58.88 d 1,086 direct yes 2.2973 1.8448 3.3415 3 -1.7926 4

MALECEK MICHAEL J - Officer SEE REMARKS

2021-10-29 17:00:49 -0400 2021-10-27 S 20 $60.89 d 0 direct yes 2.2973 1.8448 3.3415 3 -1.7926 4

MALECEK MICHAEL J - Officer SEE REMARKS

2021-10-29 17:00:49 -0400 2021-10-27 S 5,964 $58.07 d 4,036 direct yes 2.2973 1.8448 3.3415 3 -1.7926 4

MALECEK MICHAEL J - Officer SEE REMARKS

2021-10-29 17:00:49 -0400 2021-10-27 S 1,066 $60.03 d 20 direct yes 2.2973 1.8448 3.3415 3 -1.7926 4

MALECEK MICHAEL J - Officer SEE REMARKS

2021-10-29 17:00:49 -0400 2021-10-27 M 10,000 $10.27 a 10,000 direct 2.2973 1.8448 3.3415 3 -1.7926 4

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-10-22 17:53:27 -0400 2021-10-20 M 3,000 d 0 direct

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-10-22 17:53:27 -0400 2021-10-20 S 1,700 $60.91 d 2,185 direct yes -2.6328 -8.3134 0.0 1 -12.7493 3

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-10-22 17:53:27 -0400 2021-10-20 M 20,000 $15.04 a 20,000 direct -2.6328 -8.3134 0.0 1 -12.7493 3

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-10-22 17:53:27 -0400 2021-10-20 M 20,000 d 90,000 direct

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-10-22 17:53:27 -0400 2021-10-20 S 19,115 $60.00 d 3,885 direct yes -2.6328 -8.3134 0.0 1 -12.7493 3

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-10-22 17:53:27 -0400 2021-10-20 S 2,185 $61.94 d 0 direct yes -2.6328 -8.3134 0.0 1 -12.7493 3

WALKER KARIN L - Officer CHIEF ACCOUNTING OFFICER

2021-10-22 17:53:27 -0400 2021-10-20 M 3,000 $29.81 a 23,000 direct -2.6328 -8.3134 0.0 1 -12.7493 3

SELKOE DENNIS J.

2021-10-01 21:18:16 -0400 2021-10-01 S 1,237 $68.74 d 3,551 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

SELKOE DENNIS J.

2021-10-01 21:18:16 -0400 2021-10-01 M 5,000 $9.23 a 7,845 direct 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

KARP CAROL D. CHIEF REGULATORY OFFICER

2021-10-01 20:46:58 -0400 2021-10-01 S 2,600 $69.61 d 213 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

KARP CAROL D. CHIEF REGULATORY OFFICER

2021-10-01 20:46:58 -0400 2021-10-01 S 2,600 $66.60 d 7,400 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

SELKOE DENNIS J.

2021-10-01 21:18:16 -0400 2021-10-01 M 5,000 d 11,000 direct

SELKOE DENNIS J.

2021-10-01 21:18:16 -0400 2021-10-01 S 1,300 $67.96 d 4,788 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

KARP CAROL D. CHIEF REGULATORY OFFICER

2021-10-01 20:46:58 -0400 2021-10-01 M 10,000 d 130,000 direct

KARP CAROL D. CHIEF REGULATORY OFFICER

2021-10-01 20:46:58 -0400 2021-10-01 S 1,967 $68.68 d 2,813 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

KARP CAROL D. CHIEF REGULATORY OFFICER

2021-10-01 20:46:58 -0400 2021-10-01 M 10,000 $15.04 a 10,000 direct 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

SELKOE DENNIS J.

2021-10-01 21:18:16 -0400 2021-10-01 S 706 $69.69 d 2,845 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

SELKOE DENNIS J.

2021-10-01 21:18:16 -0400 2021-10-01 S 1,757 $66.35 d 6,088 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

KARP CAROL D. CHIEF REGULATORY OFFICER

2021-10-01 20:46:58 -0400 2021-10-01 S 213 $70.44 d 0 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

KARP CAROL D. CHIEF REGULATORY OFFICER

2021-10-01 20:46:58 -0400 2021-10-01 S 2,620 $67.98 d 4,780 direct yes 0.0279 -3.1939 -20.2371 2.1757 4 -23.7378 18

SMITH BRANDON S. - Officer CHIEF OPERATING OFFICER

2021-10-01 16:31:45 -0400 2021-09-29 A 25,000 a 25,000 direct

* -

Transaction Code Definitions
Code Definition
A Grant, award or other acquisition pursuant to Rule 16b-3(d)
C Conversion of derivative security
D Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e)
E Expiration of short derivative position
F Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3
G Bona fide gift
H Expiration (or cancellation) of long derivative position with value received
I Discretionary transaction in accordance with Rule 16b-3(f) resulting in acquisition or disposition of issuer securities
J Other acquisition or disposition
L Small acquisition under Rule 16a-6
M Exercise or conversion of derivative security exempted pursuant to Rule 16b-3
O Exercise of out-of-the-money derivative security
P Open market or private purchase of non-derivative or derivative security
S Open market or private sale of non-derivative or derivative security
U Disposition pursuant to a tender of shares in a change of control transaction
W Acquisition or disposition by will or the laws of descent and distribution
X Exercise of in-the-money or at-the-money derivative security
Z Deposit into or withdrawal from voting trust

IBR Securities Loan Availability

Updated throughout the day, this shows the number of shares available to borrow. Data provided by Interactive Brokers

Security Date/Time Rebate Rate Fee Rate Shares Available
PROTHENA CORP PLC PRTA 2021-11-26 22:15:03 UTC -0.2404 0.3104 1800000
PROTHENA CORP PLC PRTA 2021-11-26 21:45:03 UTC -0.2404 0.3104 1800000
PROTHENA CORP PLC PRTA 2021-11-26 21:15:03 UTC -0.2404 0.3104 1800000
PROTHENA CORP PLC PRTA 2021-11-26 20:45:03 UTC -0.3056 0.3756 1800000
PROTHENA CORP PLC PRTA 2021-11-26 20:15:03 UTC -0.3056 0.3756 1800000
PROTHENA CORP PLC PRTA 2021-11-26 19:45:04 UTC -0.3056 0.3756 1800000
PROTHENA CORP PLC PRTA 2021-11-26 19:15:03 UTC -0.3056 0.3756 1800000
PROTHENA CORP PLC PRTA 2021-11-26 18:45:04 UTC -0.3448 0.4148 1800000
PROTHENA CORP PLC PRTA 2021-11-26 18:15:04 UTC -0.3448 0.4148 1800000
PROTHENA CORP PLC PRTA 2021-11-26 17:45:03 UTC -0.3448 0.4148 1800000
PROTHENA CORP PLC PRTA 2021-11-26 17:15:03 UTC -0.3448 0.4148 1800000
PROTHENA CORP PLC PRTA 2021-11-26 16:45:03 UTC -0.3998 0.4698 1800000
PROTHENA CORP PLC PRTA 2021-11-26 16:15:03 UTC -0.3998 0.4698 1800000
PROTHENA CORP PLC PRTA 2021-11-26 15:45:03 UTC -0.3998 0.4698 1800000
PROTHENA CORP PLC PRTA 2021-11-26 15:15:02 UTC -0.3998 0.4698 1800000
PROTHENA CORP PLC PRTA 2021-11-26 14:45:03 UTC -0.2401 0.3101 1800000
PROTHENA CORP PLC PRTA 2021-11-26 14:15:03 UTC -0.2401 0.3101 1800000
PROTHENA CORP PLC PRTA 2021-11-26 13:45:04 UTC -0.2401 0.3101 1800000
PROTHENA CORP PLC PRTA 2021-11-26 13:15:03 UTC -0.2401 0.3101 1800000
PROTHENA CORP PLC PRTA 2021-11-26 12:45:04 UTC -0.2401 0.3101 1800000

Current Active Short Positions

Holder Issuer Net Short Position Position Date Origin

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