Praxis Precision Medicines Inc

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Praxis Precision Medicines Inc
TickerPRAX
CIK #0001689548
CUSIP74006W108
SectorLife Sciences - Pharmaceutical Preparations
Address101 Main Street, #1210, Cambridge, MA 02142
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
Praxis Precision Medicines Inc 2019-06-27 10.0 M Exemption: 506(b) · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001689548] 10-K
[0001689548] 10-Q
[0001689548] 3
[0001689548] 4
[0001689548] 8-K
[0001689548] D
[0001689548] SC 13D
[0001689548] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Baker Bros Advisors LP Praxis Precision Medicines Inc [2026-05-15] 0.0
Vanguard Capital Management LLC Praxis Precision Medicines Inc [2026-04-30] 0.0
Orbis Investment Management Ltd Praxis Precision Medicines Inc [2026-02-17] 0.0
FMR LLC Praxis Precision Medicines Inc [2026-02-05] 0.0
Perceptive Advisors LLC Praxis Precision Medicines Inc [2025-07-22] 0.0
Janus Henderson Group PLC Praxis Precision Medicines Inc [2025-05-14] 0.0
Adage Capital Management LP Praxis Precision Medicines Inc [2025-05-12] 0.0
Soleus Capital Master Fund LP Praxis Precision Medicines Inc [2025-03-19] 0.0
Morgan Stanley Praxis Precision Medicines Inc [2025-02-05] 0.0
Price T Rowe Associates Inc /MD/ Praxis Precision Medicines Inc [2024-11-14] 6.3
Capital Research Global Investors Praxis Precision Medicines Inc [2024-11-12] 5.6
BlackRock Inc Praxis Precision Medicines Inc [2024-11-08] 7.3
BlackRock Inc Praxis Precision Medicines Inc [2024-10-22] 7.3
Perceptive Advisors LLC Praxis Precision Medicines Inc [2024-09-23] 81946.3
RA Capital Management LP Praxis Precision Medicines Inc [2024-07-01] 7.2
Verition Fund Management LLC Praxis Precision Medicines Inc [2024-02-14] 8.0
Venrock Healthcare Capital Partners III LP Praxis Precision Medicines Inc [2023-06-30] 0.11
Adage Capital Partners GP LLC Praxis Precision Medicines Inc [2023-06-30] 6.17
Point72 Asset Management LP Praxis Precision Medicines Inc [2023-06-26] 8.1
Sphera Funds Management Ltd Praxis Precision Medicines Inc [2023-06-22] 7.31
Tri Locum Partners LP Praxis Precision Medicines Inc [2023-04-27] 8.4
Velan Capital Investment Management LP Praxis Precision Medicines Inc [2023-03-20] 0.9
Huang James Praxis Precision Medicines Inc [2023-03-10] 5.1
Avidity Partners Management LP Praxis Precision Medicines Inc [2023-02-02] 8.7
Kingdon Capital Management LLC Praxis Precision Medicines Inc [2023-01-25] 6.1
State Street Corp Praxis Precision Medicines Inc [2022-07-11] 11.2
PFM Health Sciences LP Praxis Precision Medicines Inc [2022-06-17] 5.4
Janus Henderson Group PLC Praxis Precision Medicines Inc [2022-02-11] 7.5
Vanguard Group Inc Praxis Precision Medicines Inc [2022-02-10] 7.34
BlackRock Inc Praxis Precision Medicines Inc [2022-02-04] 5.6
Point72 Asset Management LP Praxis Precision Medicines Inc [2021-10-07] 3.4
Vida Ventures LLC Praxis Precision Medicines Inc [2021-02-16] 7.7
Blackstone Holdings I/II GP LLC Praxis Precision Medicines Inc [2021-02-16] 19.8
Eventide Asset Management LLC Praxis Precision Medicines Inc [2021-02-12] 0.2
FMR LLC Praxis Precision Medicines Inc [2021-02-08] 0.0
Novo Holdings A/S Praxis Precision Medicines Inc [2021-02-08] 6.4
Form 3/4/5 Filer 2011 - 2026
Souza Marcio
Praxis Precision Medicines Inc
DeSimone Jill
Norden Gregory
Mitchell Dean J
Kindler Jeffrey B
Arbuckle Stuart A
Chodakewitz Jeffrey
Young William D
Cudkowicz Merit Ester
Sniecinski Megan
Mastrocola Lauren
Nemiroff Alex
Kelly Timothy Edwin
Atchinson Robert
Adage Capital Management LP
Gross Phillip
Sweeny Nicole
Ravina Bernard
Vitorovic Stefan
Blackstone Holdings I LP
Blackstone Holdings I/II GP Inc
Blackstone Group Inc
Blackstone Group Management LLC
Schwarzman Stephen A
Blackstone Strategic Opportunity Associates LLC
Blackstone Holdings II LP
Blackstone Alternative Solutions LLC
BSOF Parallel Master Fund LP
Clarus Ventures III GP LP
Clarus Lifesciences III LP
Blackstone Clarus III LLC
Novo Holdings A/S
Chaffee Stuart
Reddy Kiran
Galakatos Nicholas
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Kindler Jeffrey B
Stock Option (Right to Buy) · derivative
2026-02-06 Grant 224 $0.00
Arbuckle Stuart A
Common Stock
2026-02-06 Grant 478 $0.00
Kindler Jeffrey B
Common Stock
2026-02-06 Grant 478 $0.00
Kindler Jeffrey B
Common Stock
2026-02-06 Grant 688 $0.00
Arbuckle Stuart A
Common Stock
2026-02-06 Grant 688 $0.00
Arbuckle Stuart A
Stock Option (Right to Buy) · derivative
2026-02-06 Grant 224 $0.00
Mastrocola Lauren
Common Stock
2026-01-12 Tax withheld 344 $275.74 94,855
Kelly Timothy Edwin
Common Stock
2026-01-12 Tax withheld 943 $275.74 260,023
Nemiroff Alex
Common Stock
2026-01-12 Tax withheld 768 $275.74 211,768
Sniecinski Megan
Common Stock
2026-01-12 Tax withheld 885 $275.74 244,030
Sniecinski Megan
Common Stock
2026-01-10 Tax withheld 1,087 $288.45 313,545
Kelly Timothy Edwin
Common Stock
2026-01-10 Tax withheld 1,335 $288.45 385,081
Mastrocola Lauren
Common Stock
2026-01-10 Tax withheld 367 $288.45 105,861
Nemiroff Alex
Common Stock
2026-01-10 Tax withheld 917 $288.45 264,509
Souza Marcio
Common Stock
2026-01-10 Tax withheld 4,252 $288.45 1,226,489
Mastrocola Lauren
Stock Option (Right to Buy) · derivative
2026-01-08 Grant 7,500 $0.00
Sniecinski Megan
Common Stock
2026-01-08 Grant 9,625 $0.00
Nemiroff Alex
Common Stock
2026-01-08 Grant 6,875 $0.00
Kelly Timothy Edwin
Common Stock
2026-01-08 Grant 8,800 $0.00
Souza Marcio
Common Stock
2026-01-08 Grant 27,640 $0.00
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 300 31,751,665
2025-12-31 258 29,860,251
2025-09-30 155 24,417,989
2025-06-30 148 23,572,389
2025-03-31 156 23,317,304
2024-12-31 165 21,733,588
2024-09-30 135 18,452,442
2024-06-30 117 18,552,069
2024-03-31 112 15,626,534
2023-12-31 61 8,283,961
2023-09-30 75 113,026,843
2023-06-30 79 117,105,107
Form 13F Holdings
Firm Period DFND Voting Shares
Peregrine Capital Management LLC [2026-06-30] SOLE 9,577 25,790
Moody Aldrich Partners LLC [2026-06-30] SOLE 9,025 19,066
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 13 745
Gamma Investing LLC [2026-06-30] DFND 332 332
Farther Finance Advisors LLC [2026-06-30] SOLE 0 237
First Horizon Corp [2026-06-30] DFND 0 40
IFP Advisors LLC [2026-06-30] SOLE 25 25
First Horizon Corp [2026-06-30] OTR 0 13
Ares Financial Consulting LLC [2026-06-30] SOLE 13 13
Handelsbanken Fonder AB [2026-06-30] SOLE 0 9
Physician Wealth Advisors Inc [2026-06-30] SOLE 0 5
Hughes Financial Services LLC [2026-06-30] SOLE 3 3
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 2 2
Versant Capital Management Inc [2026-06-30] SOLE 2 2
Fortitude Family Office LLC [2026-06-30] SOLE 2 2
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