Certara, Inc.: which funds bought and sold
Institutions that bought and sold Certara 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, 143 institutions that filed 13F reports for both quarters added to or opened positions in Certara, and 138 cut or closed them. Together they sold a net 763K shares, −0.6% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 195K shares (+0.6%); index fund managers were net buyers of 7.9M shares (+23.0%). 53 opened a new position and 68 sold out entirely.
Bought, Q2 2026 143 institutions, 53 of them new holders Sold, Q2 2026 138 institutions, 68 of them sold out
Net change, all compared −763K shares (−0.6%)
Net change, active managers +195K shares (+0.6%), 24 bought, 22 sold
Buyers versus sellers
143 bought 22 138 sold
Active managers and hedge funds 24 bought · 22 sold · +195K
Index fund managers 8 bought · 2 sold · +7.9M
Other institutions 111 bought · 114 sold · −8.9M
Biggest buyers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Haveli Investment Management LLC | +7.4M New position | 7.4M | $48.5M |
| Blackrock, Inc. Index funds | +4.5M +31.5% | 18.8M | $123M |
| Systematic Financial Management LP | +1.9M New position | 1.9M | $12.4M |
| Boston Partners Active manager | +1.7M New position | 1.7M | $11M |
| AQR Capital Management LLC Hedge fund | +1.6M +278.5% | 2.2M | $13.8M |
| Royce & Associates LP Active manager | +1.5M +126.8% | 2.8M | $18.1M |
| First Trust Advisors LP | +1.5M +164.8% | 2.4M | $15.9M |
| Millennium Management LLC Hedge fund | +1.3M +103.4% | 2.6M | $16.7M |
| Vanguard Portfolio Management LLC Index funds | +1.1M +18.2% | 7.1M | $46.2M |
| Two Sigma Investments, LP Hedge fund | +1.0M +1660.8% | 1.1M | $7.2M |
| First Eagle Investment Management, LLC Active manager | +1.0M New position | 1.0M | $6.8M |
| Geode Capital Management, LLC Index funds | +1.0M +48.6% | 3.1M | $20.6M |
| State Street Corp Index funds | +881K +22.4% | 4.8M | $31.6M |
| Citigroup Inc | +750K +324.1% | 981K | $6.4M |
| Russell Investments Group, Ltd. | +729K +6075.9% | 741K | $4.9M |
| T. Rowe Price Investment Management, Inc. Active manager | +661K +49.4% | 2.0M | $13.1M |
| Tudor Investment Corp Et Al Hedge fund | +579K New position | 579K | $3.8M |
| Kopion Asset Management, LLC | +570K +44.2% | 1.9M | $12.2M |
| Tejara Capital Ltd | +501K +63.2% | 1.3M | $8.5M |
| Goldman Sachs Group Inc | +499K +56.4% | 1.4M | $9.1M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Boston Partners Active manager | +1.7M New position | 1.7M | $11M |
| AQR Capital Management LLC Hedge fund | +1.6M +278.5% | 2.2M | $13.8M |
| Royce & Associates LP Active manager | +1.5M +126.8% | 2.8M | $18.1M |
| Millennium Management LLC Hedge fund | +1.3M +103.4% | 2.6M | $16.7M |
| Two Sigma Investments, LP Hedge fund | +1.0M +1660.8% | 1.1M | $7.2M |
| First Eagle Investment Management, LLC Active manager | +1.0M New position | 1.0M | $6.8M |
| T. Rowe Price Investment Management, Inc. Active manager | +661K +49.4% | 2.0M | $13.1M |
| Tudor Investment Corp Et Al Hedge fund | +579K New position | 579K | $3.8M |
| Renaissance Technologies LLC Hedge fund | +330K +93.1% | 685K | $4.5M |
| Victory Capital Management Inc Active manager | +289K +1739.5% | 306K | $2M |
Biggest sellers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Arrowmark Colorado Holdings LLC | −3.6M −78.2% | 1.0M | $6.6M |
| Citadel Advisors LLC Hedge fund | −3.5M −76.0% | 1.1M | $7.2M |
| Teacher Retirement System Of Texas | −3.0M Sold out | 0 | — |
| Geneva Capital Management LLC Active manager | −2.7M Sold out | 0 | — |
| Mackenzie Financial Corp | −2.7M Sold out | 0 | — |
| Dimensional Fund Advisors LP | −2.5M −29.7% | 6.0M | $39.4M |
| Brown Brothers Harriman & Co | −2.5M Sold out | 0 | — |
| Jane Street Group, LLC | −1.3M Sold out | 0 | — |
| Raymond James Financial Inc | −1.2M −76.1% | 381K | $2.5M |
| Wasatch Advisors LP Active manager | −973K −18.5% | 4.3M | $28.2M |
| HRT Financial LP | −869K Sold out | 0 | — |
| SG Americas Securities, LLC | −765K −84.4% | 142K | $929,000 |
| Rathbones Group PLC | −757K −50.0% | 757K | $5M |
| UBS Group AG | −754K −22.0% | 2.7M | $17.5M |
| Topline Capital Management, LLC | −749K Sold out | 0 | — |
| Point72 Asset Management, L.P. Hedge fund | −736K −65.8% | 383K | $2.5M |
| Morgan Stanley | −689K −21.3% | 2.6M | $16.7M |
| Select Equity Group, L.P. Active manager | −614K Sold out | 0 | — |
| Susquehanna International Group, LLP | −497K −89.3% | 60K | $391,880 |
| Balyasny Asset Management L.P. Hedge fund | −443K Sold out | 0 | — |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Citadel Advisors LLC Hedge fund | −3.5M −76.0% | 1.1M | $7.2M |
| Geneva Capital Management LLC Active manager | −2.7M Sold out | 0 | — |
| Wasatch Advisors LP Active manager | −973K −18.5% | 4.3M | $28.2M |
| Point72 Asset Management, L.P. Hedge fund | −736K −65.8% | 383K | $2.5M |
| Select Equity Group, L.P. Active manager | −614K Sold out | 0 | — |
| Balyasny Asset Management L.P. Hedge fund | −443K Sold out | 0 | — |
| Gotham Asset Management, LLC Hedge fund | −367K −26.0% | 1.0M | $6.9M |
| Deerfield Management Company, L.P. Hedge fund | −296K −3.8% | 7.5M | $49.2M |
| Squarepoint Ops LLC Hedge fund | −215K Sold out | 0 | — |
| Marshall Wace, LLP Hedge fund | −166K −22.7% | 565K | $3.7M |
New positions
| Institution | Shares | Value June 30, 2026 |
|---|---|---|
| Haveli Investment Management LLC | 7.4M | $48.5M |
| Systematic Financial Management LP | 1.9M | $12.4M |
| Boston PartnersActive manager | 1.7M | $11M |
| First Eagle Investment Management, LLCActive manager | 1.0M | $6.8M |
| Tudor Investment Corp Et AlHedge fund | 579K | $3.8M |
| Campbell & Co Investment Adviser LLC | 169K | $1.1M |
| Vident Advisory, LLC | 110K | $721,391 |
| Inspire Investing, LLC | 107K | $698,099 |
| Caxton Associates LLPHedge fund | 74K | $481,988 |
| Allstate Corp | 57K | $373,291 |
Sold out
| Institution | Shares | Value March 31, 2026 |
|---|---|---|
| Teacher Retirement System Of Texas | 3.0M | $16.9M |
| Geneva Capital Management LLCActive manager | 2.7M | $15.6M |
| Mackenzie Financial Corp | 2.7M | $15.5M |
| Brown Brothers Harriman & Co | 2.5M | $14.3M |
| Jane Street Group, LLC | 1.3M | $7.3M |
| HRT Financial LP | 869K | $5M |
| Topline Capital Management, LLC | 749K | $4.3M |
| Select Equity Group, L.P.Active manager | 614K | $3.5M |
| Balyasny Asset Management L.P.Hedge fund | 443K | $2.5M |
| Y-Intercept (Hong Kong) Ltd | 347K | $2M |
Who holds the shares
- Institutions reporting
- 238
- Ten largest holders
- 52.9% of 13F-reported shares
- Index fund managers
- 31.4% of 13F-reported shares
- Active managers and hedge funds
- 23.4% of 13F-reported shares
| Type | Bought | Sold | New | Sold out | Net change in shares | Net % |
|---|---|---|---|---|---|---|
| Active managers and hedge funds | 24 | 22 | 9 | 12 | +195K | +0.6% |
| Index fund managers | 8 | 2 | 1 | 0 | +7.9M | +23.0% |
| Other institutions | 111 | 114 | 43 | 56 | −8.9M | −12.7% |