Insider Transactions last 24 months for Ultragenyx Pharmaceutical Inc. - NSDQ: RARE
Transactions
All
Buy
Sell
Option Exercise
Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Huizenga Theodore Alan SVP, Chief Accounting Officer 09/18/2025 DS Direct COM 64 $29.17 $1,866.88 50,242 Parschauer Karah Herdman EVP and Chief Legal Officer 09/12/2025 DS Direct COM 2,450 $31.17 $76,366.50 73,271 Huizenga Theodore Alan SVP, Chief Accounting Officer 09/05/2025 DS Direct COM 84 $31.39 $2,636.76 50,306 Sanders Corazon (Corsee) D. Director 06/20/2025 DS Direct COM 2,405 $37.39 $89,922.95 15,344 Ray Amrit Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 23,365 Dunsire Deborah Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 30,815 Fust Matthew K Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 25,945 Narachi Michael Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 32,690 Sanders Corazon (Corsee) D. Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 17,749 Welch Daniel G Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 32,690 Suliman Shehnaaz Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 25,940 Crombez Eric EVP and Chief Medical Officer 05/05/2025 DS Direct COM 520 $39.24 $20,404.80 71,530 Crombez Eric EVP and Chief Medical Officer 04/21/2025 DS Direct COM 242 $35.11 $8,496.62 71,680 Horn Howard Chief Financial Officer 03/06/2025 DS Direct COM 1,785 $40.40 $72,114.00 106,169 Huizenga Theodore Alan SVP, Chief Accounting Officer 03/03/2025 DF Direct COM 141 $42.92 $6,051.72 50,124 Huizenga Theodore Alan SVP, Chief Accounting Officer 03/03/2025 DS Direct COM 967 $42.10 $40,710.70 50,265 Huang Dennis Karl See Remarks 03/03/2025 DF Direct COM 1,348 $42.92 $57,856.16 114,591 Harris Erik EVP & Chief Commercial Officer 03/03/2025 DS Direct COM 15,103 $42.10 $635,836.30 87,855 Kakkis Emil D President & CEO 03/03/2025 DS Direct COM 73,434 $42.10 $3,091,571.40 641,731 Pinion John Richard See Remarks 03/03/2025 DF Direct COM 31 $42.92 $1,330.52 108,428 Pinion John Richard See Remarks 03/03/2025 DS Direct COM 14,439 $42.10 $607,881.90 107,766 Crombez Eric EVP and Chief Medical Officer 03/03/2025 DS Direct COM 8,945 $42.10 $376,584.50 71,922 Parschauer Karah Herdman EVP and Chief Legal Officer 03/03/2025 DS Direct COM 12,846 $42.10 $540,816.60 75,287 Kassberg Thomas Richard CBO & EVP 03/03/2025 DF Direct COM 508 $42.92 $21,803.36 264,730 Kassberg Thomas Richard CBO & EVP 03/03/2025 DS Direct COM 6,028 $42.10 $253,778.80 265,238
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Ray Amrit Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 23,365 Dunsire Deborah Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 30,815 Fust Matthew K Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 25,945 Narachi Michael Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 32,690 Sanders Corazon (Corsee) D. Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 17,749 Welch Daniel G Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 32,690 Suliman Shehnaaz Director 05/15/2025 AA Direct COM 5,740 $0.00 $0.00 25,940 Parschauer Karah Herdman EVP and Chief Legal Officer 03/01/2025 AA Direct COM 14,494 $0.00 $0.00 69,690 Horn Howard Chief Financial Officer 03/01/2025 AA Direct COM 15,653 $0.00 $0.00 107,954 Huizenga Theodore Alan SVP, Chief Accounting Officer 03/01/2025 AA Direct COM 9,392 $0.00 $0.00 51,232 Huang Dennis Karl See Remarks 03/01/2025 AA Direct COM 18,443 $0.00 $0.00 115,939 Huang Dennis Karl See Remarks 03/01/2025 AA Direct COM 14,494 $0.00 $0.00 97,496 Harris Erik EVP & Chief Commercial Officer 03/01/2025 AA Direct COM 18,443 $0.00 $0.00 102,419 Harris Erik EVP & Chief Commercial Officer 03/01/2025 AA Direct COM 16,813 $0.00 $0.00 83,976 Kakkis Emil D President & CEO 03/01/2025 AA Direct COM 107,292 $0.00 $0.00 715,165 Kakkis Emil D President & CEO 03/01/2025 AA Direct COM 43,268 $0.00 $0.00 607,873 Pinion John Richard See Remarks 03/01/2025 AA Direct COM 18,443 $0.00 $0.00 122,205 Pinion John Richard See Remarks 03/01/2025 AA Direct COM 14,494 $0.00 $0.00 103,762 Crombez Eric EVP and Chief Medical Officer 03/01/2025 AA Direct COM 14,971 $0.00 $0.00 80,215 Crombez Eric EVP and Chief Medical Officer 03/01/2025 AA Direct COM 16,813 $0.00 $0.00 65,244 Parschauer Karah Herdman EVP and Chief Legal Officer 03/01/2025 AA Direct COM 18,443 $0.00 $0.00 88,133 Kassberg Thomas Richard CBO & EVP 03/01/2025 AA Direct COM 18,443 $0.00 $0.00 271,266 Huizenga Theodore Alan SVP, Chief Accounting Officer 09/16/2024 AA Direct COM 700 $0.00 $0.00 42,251 Suliman Shehnaaz Director 06/18/2024 AA Direct COM 5,345 $0.00 $0.00 20,200 Sanders Corazon (Corsee) D. Director 06/18/2024 AA Direct COM 5,345 $0.00 $0.00 12,593
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Huizenga Theodore Alan SVP, Chief Accounting Officer 09/18/2025 DS Direct COM 64 $29.17 $1,866.88 50,242 Parschauer Karah Herdman EVP and Chief Legal Officer 09/12/2025 DS Direct COM 2,450 $31.17 $76,366.50 73,271 Huizenga Theodore Alan SVP, Chief Accounting Officer 09/05/2025 DS Direct COM 84 $31.39 $2,636.76 50,306 Sanders Corazon (Corsee) D. Director 06/20/2025 DS Direct COM 2,405 $37.39 $89,922.95 15,344 Crombez Eric EVP and Chief Medical Officer 05/05/2025 DS Direct COM 520 $39.24 $20,404.80 71,530 Crombez Eric EVP and Chief Medical Officer 04/21/2025 DS Direct COM 242 $35.11 $8,496.62 71,680 Horn Howard Chief Financial Officer 03/06/2025 DS Direct COM 1,785 $40.40 $72,114.00 106,169 Huizenga Theodore Alan SVP, Chief Accounting Officer 03/03/2025 DF Direct COM 141 $42.92 $6,051.72 50,124 Huizenga Theodore Alan SVP, Chief Accounting Officer 03/03/2025 DS Direct COM 967 $42.10 $40,710.70 50,265 Huang Dennis Karl See Remarks 03/03/2025 DF Direct COM 1,348 $42.92 $57,856.16 114,591 Harris Erik EVP & Chief Commercial Officer 03/03/2025 DS Direct COM 15,103 $42.10 $635,836.30 87,855 Kakkis Emil D President & CEO 03/03/2025 DS Direct COM 73,434 $42.10 $3,091,571.40 641,731 Pinion John Richard See Remarks 03/03/2025 DF Direct COM 31 $42.92 $1,330.52 108,428 Pinion John Richard See Remarks 03/03/2025 DS Direct COM 14,439 $42.10 $607,881.90 107,766 Crombez Eric EVP and Chief Medical Officer 03/03/2025 DS Direct COM 8,945 $42.10 $376,584.50 71,922 Parschauer Karah Herdman EVP and Chief Legal Officer 03/03/2025 DS Direct COM 12,846 $42.10 $540,816.60 75,287 Kassberg Thomas Richard CBO & EVP 03/03/2025 DF Direct COM 508 $42.92 $21,803.36 264,730 Kassberg Thomas Richard CBO & EVP 03/03/2025 DS Direct COM 6,028 $42.10 $253,778.80 265,238 Kakkis Emil D President & CEO 02/28/2025 DS Indirect COM 25,000 $42.48 $1,062,000.00 2,158,985 Parschauer Karah Herdman EVP and Chief Legal Officer 02/27/2025 DS Direct COM 760 $42.75 $32,490.00 54,991 Parschauer Karah Herdman EVP and Chief Legal Officer 02/27/2025 DS Direct COM 2,230 $42.93 $95,733.90 55,751 Kakkis Emil D President & CEO 12/30/2024 DS Indirect COM 11,727 $42.23 $495,231.21 2,183,985 Kakkis Emil D President & CEO 12/10/2024 DS Indirect COM 8,273 $50.00 $413,650.00 2,195,712 Huizenga Theodore Alan SVP, Chief Accounting Officer 12/10/2024 DG Direct COM 648 $0.00 $0.00 41,840 Kakkis Emil D President & CEO 12/09/2024 DG Indirect COM 20,000 $0.00 $0.00 2,203,985
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Kassberg Thomas Richard CBO & EVP 10/23/2023 AM Direct COM 39,878 $6.86 $273,563.08 286,738 Kakkis Emil D President & CEO 10/19/2023 AM Direct COM 47,853 $6.86 $328,271.58 647,029
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Transaction Type Key A = Acquired, D = Disposed 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 = Gift |
H = Expiration (or cancellation) of long derivative position with value received |
I = Discretionary transaction in accordance with Rule 16b-3(f) |
J = Other |
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 |
S = Open market or private sale |
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
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