Praxis Precision Medicines, Inc.: which funds bought and sold
Institutions that bought and sold Praxis Precision Medicines shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.
Between March 31, 2026 and June 30, 2026, 177 institutions that filed 13F reports for both quarters added to or opened positions in Praxis Precision Medicines, and 131 cut or closed them. Together they added a net 1.6M shares, +5.5% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 86K shares (+0.6%); index fund managers were net buyers of 829K shares (+12.8%). 56 opened a new position and 38 sold out entirely.
Bought, Q2 2026 177 institutions, 56 of them new holders Sold, Q2 2026 131 institutions, 38 of them sold out
Net change, all compared +1.6M shares (+5.5%)
Net change, active managers +86K shares (+0.6%), 40 bought, 19 sold
Buyers versus sellers
177 bought 34 131 sold
Active managers and hedge funds 40 bought · 19 sold · +86K
Index fund managers 7 bought · 5 sold · +829K
Other institutions 130 bought · 107 sold · +642K
Biggest buyers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Vanguard Portfolio Management LLC Index funds | +578K +76.4% | 1.3M | $447M |
| Invesco Ltd. | +476K +775.5% | 538K | $180M |
| Price T Rowe Associates Inc Active manager | +312K +49.5% | 943K | $316M |
| Polar Capital Holdings PLC Active manager | +279K New position | 279K | $93.5M |
| Westfield Capital Management Co LP Active manager | +218K +32966.2% | 219K | $73.3M |
| Adage Capital Partners Gp, L.L.C. Hedge fund | +200K +24.5% | 1.0M | $340M |
| FMR LLC Active manager | +156K +7.2% | 2.3M | $776M |
| State Street Corp Index funds | +142K +16.1% | 1.0M | $344M |
| American Century Companies Inc Active manager | +109K +85.0% | 237K | $79.5M |
| Massachusetts Financial Services Co Active manager | +100K +1353.8% | 107K | $36M |
| Geode Capital Management, LLC Index funds | +97K +14.9% | 748K | $250M |
| Voya Investment Management LLC | +94K +334.4% | 122K | $40.9M |
| Marshall Wace, LLP Hedge fund | +92K +203.5% | 137K | $45.9M |
| ADAR1 Capital Management, LLC Hedge fund | +73K +4850.2% | 74K | $24.9M |
| Hood River Capital Management LLC | +67K +18.6% | 425K | $142M |
| Neuberger Berman Group LLC Active manager | +64K +244.6% | 89K | $30M |
| Orbimed Advisors LLC | +58K +33.4% | 230K | $77M |
| Healthcare Of Ontario Pension Plan Trust Fund | +57K New position | 57K | $19M |
| Raymond James Financial Inc | +57K +1065.0% | 62K | $20.8M |
| Franklin Resources Inc Active manager | +51K +18.5% | 327K | $110M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Price T Rowe Associates Inc Active manager | +312K +49.5% | 943K | $316M |
| Polar Capital Holdings PLC Active manager | +279K New position | 279K | $93.5M |
| Westfield Capital Management Co LP Active manager | +218K +32966.2% | 219K | $73.3M |
| Adage Capital Partners Gp, L.L.C. Hedge fund | +200K +24.5% | 1.0M | $340M |
| FMR LLC Active manager | +156K +7.2% | 2.3M | $776M |
| American Century Companies Inc Active manager | +109K +85.0% | 237K | $79.5M |
| Massachusetts Financial Services Co Active manager | +100K +1353.8% | 107K | $36M |
| Marshall Wace, LLP Hedge fund | +92K +203.5% | 137K | $45.9M |
| ADAR1 Capital Management, LLC Hedge fund | +73K +4850.2% | 74K | $24.9M |
| Neuberger Berman Group LLC Active manager | +64K +244.6% | 89K | $30M |
Biggest sellers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Orbis Allan Gray Ltd Active manager | −943K −38.1% | 1.5M | $512M |
| RA Capital Management, L.P. Hedge fund | −374K Sold out | 0 | — |
| Cormorant Asset Management, LP Hedge fund | −246K −27.7% | 640K | $214M |
| Goldman Sachs Group Inc | −162K −22.8% | 549K | $184M |
| Soleus Capital Management, L.P. Hedge fund | −153K −46.3% | 178K | $59.4M |
| Stempoint Capital LP | −75K −66.9% | 37K | $12.5M |
| Arrowmark Colorado Holdings LLC | −72K −60.9% | 46K | $15.4M |
| Vivo Capital, LLC | −68K −20.0% | 271K | $90.8M |
| Sofinnova Investments, Inc. | −57K −89.9% | 6,440 | $2.2M |
| Wellington Management Group LLP Active manager | −48K −27.8% | 126K | $42.1M |
| Canada Pension Plan Investment Board | −40K Sold out | 0 | — |
| Jpmorgan Chase & Co | −36K −45.0% | 44K | $15.8M |
| Ally Bridge Group (NY) LLC | −33K Sold out | 0 | — |
| Blackrock, Inc. Index funds | −32K −1.4% | 2.3M | $768M |
| Logos Global Management LP Hedge fund | −25K −8.8% | 260K | $87M |
| Congress Asset Management Co Active manager | −25K Sold out | 0 | — |
| Informed Momentum Co LLC | −19K Sold out | 0 | — |
| Exome Asset Management LLC | −18K −40.2% | 27K | $9.1M |
| First Trust Advisors LP | −17K −51.7% | 16K | $5.4M |
| Summittx Capital, L.P. | −17K −46.3% | 20K | $6.6M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Orbis Allan Gray Ltd Active manager | −943K −38.1% | 1.5M | $512M |
| RA Capital Management, L.P. Hedge fund | −374K Sold out | 0 | — |
| Cormorant Asset Management, LP Hedge fund | −246K −27.7% | 640K | $214M |
| Soleus Capital Management, L.P. Hedge fund | −153K −46.3% | 178K | $59.4M |
| Wellington Management Group LLP Active manager | −48K −27.8% | 126K | $42.1M |
| Logos Global Management LP Hedge fund | −25K −8.8% | 260K | $87M |
| Congress Asset Management Co Active manager | −25K Sold out | 0 | — |
| T. Rowe Price Investment Management, Inc. Active manager | −15K −8.4% | 160K | $53.7M |
| Exoduspoint Capital Management, LP Hedge fund | −15K Sold out | 0 | — |
| Braidwell LP Hedge fund | −9,976 Sold out | 0 | — |
New positions
| Institution | Shares | Value June 30, 2026 |
|---|---|---|
| Polar Capital Holdings PLCActive manager | 279K | $93.5M |
| Healthcare Of Ontario Pension Plan Trust Fund | 57K | $19M |
| SEB Asset Management AB | 43K | $14.3M |
| Clearbridge Investments, LLCActive manager | 28K | $9.4M |
| Capital Fund Management S.A.Hedge fund | 27K | $9.1M |
| WCM Investment Management, LLCActive manager | 25K | $8.7M |
| Peregrine Capital Management LLC | 26K | $8.6M |
| Castleark Management LLC | 24K | $8.2M |
| Atika Capital Management LLC | 13K | $4.3M |
| Readystate Asset Management LP | 11K | $3.5M |
Sold out
| Institution | Shares | Value March 31, 2026 |
|---|---|---|
| RA Capital Management, L.P.Hedge fund | 374K | $120M |
| Canada Pension Plan Investment Board | 40K | $12.9M |
| Ally Bridge Group (NY) LLC | 33K | $10.6M |
| Congress Asset Management CoActive manager | 25K | $8M |
| Informed Momentum Co LLC | 19K | $6.1M |
| Tetragon Partners Gp Ltd | 16K | $5.1M |
| Exoduspoint Capital Management, LPHedge fund | 15K | $4.7M |
| Braidwell LPHedge fund | 9,976 | $3.2M |
| Prelude Capital Management, LLC | 9,064 | $2.9M |
| Trexquant Investment LPHedge fund | 6,626 | $2.1M |
Who holds the shares
- Institutions reporting
- 308
- Ten largest holders
- 53.3% of 13F-reported shares
- Index fund managers
- 21.8% of 13F-reported shares
- Active managers and hedge funds
- 45.7% of 13F-reported shares
| Type | Bought | Sold | New | Sold out | Net change in shares | Net % |
|---|---|---|---|---|---|---|
| Active managers and hedge funds | 40 | 19 | 15 | 8 | +86K | +0.6% |
| Index fund managers | 7 | 5 | 0 | 0 | +829K | +12.8% |
| Other institutions | 130 | 107 | 41 | 30 | +642K | +9.8% |
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