QDELNasdaqIn Vitro & In Vivo Diagnostic SubstancesFiscal year ends January 1
QuidelOrtho Corp
Financials through Q2 FY2026, quarter ended Jun 28, 2026Last filing: 10-Q on Aug 7, 2026
$12.76−0.15 (-1.16%)
Close on Oct 19, 2026
- Market cap
- $871.51M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
100.0%
83M of 69M shares
Institutional holders
244
59 new, 47 sold out
Net institutional buying
1M
In Q2 2026
Insider trades, 12 months
9 buys · 1 sales
Net bought $1.22M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 9,995,336 | 14.80% | 13G (passive) amendment | Jun 30, 2025 |
| Newtyn Management, LLC | 6,625,000 | 9.70% | 13G (passive) amendment | Jun 30, 2026 |
| FMR LLC | 6,591,152 | 9.70% | 13G (passive) amendment | Mar 31, 2026 |
| Vanguard Portfolio Management | 4,088,168 | 6.00% | 13G (passive) | Mar 31, 2026 |
| Abigail P. Johnson | 3,950,168 | 5.80% | 13G (passive) amendment | Sep 30, 2026 |
| Rubric Capital Management LP | 3,777,157 | 5.56% | 13G (passive) amendment | Dec 31, 2025 |
| Vanguard Capital Management | 3,572,563 | 5.24% | 13G (passive) | Mar 31, 2026 |
| Invesco Ltd. | 3,473,432 | 5.10% | 13G (passive) | Jun 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of QDEL | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 11,202,523 | 16.34% | $196.21M | +753,396 | 0.00% |
| FMR LLC | 7,363,696 | 10.74% | $128.98M | +772,544 | 0.01% |
| Newtyn Management, LLC | 6,625,000 | 9.66% | $116.04M | +2,066,528 | 14.49% |
| Vanguard Portfolio Management LLC | 4,135,464 | 6.03% | $72.43M | +103,696 | 0.00% |
| Neuberger Berman Group LLC | 3,534,619 | 5.15% | $62.12M | +2,004,205 | 0.04% |
| Invesco Ltd. | 3,473,432 | 5.07% | $60.84M | +355,963 | 0.00% |
| American Century Companies Inc | 3,307,079 | 4.82% | $57.92M | +450,947 | 0.03% |
| Rubric Capital Management LP | 3,306,281 | 4.82% | $57.91M | – | 0.53% |
| Vanguard Capital Management LLC | 3,070,054 | 4.48% | $53.77M | +17,344 | 0.00% |
| State Street Corp | 2,978,639 | 4.34% | $52.17M | +192,018 | 0.00% |
| Paradigm Capital Management Inc/Ny | 2,521,700 | 3.68% | $44.17M | +995,800 | 1.20% |
| Private Management Group Inc | 2,070,391 | 3.02% | $36.26M | +685,622 | 0.96% |
| Geode Capital Management, LLC | 1,834,237 | 2.67% | $32.13M | +119,038 | 0.00% |
| T. Rowe Price Investment Management, Inc. | 1,743,563 | 2.54% | $30.54K | −3,886,402 | 0.02% |
| Morgan Stanley | 1,675,525 | 2.44% | $29.35M | +652,015 | 0.00% |
| Segall Bryant & Hamill, LLC | 1,345,530 | 1.96% | $23.57M | −197,880 | 0.28% |
| Dimensional Fund Advisors LP | 1,253,683 | 1.83% | $21.96M | −1,795,085 | 0.00% |
| Allianz Asset Management GmbH | 1,126,225 | 1.64% | $19.73M | +119,888 | 0.02% |
| Goldman Sachs Group Inc | 1,064,744 | 1.55% | $18.65M | −1,347,667 | 0.00% |
| Rice Hall James & Associates, LLC | 1,063,559 | 1.55% | $18.63M | +37,139 | 0.91% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 244 | 83M | 100.0% | 59 / 85 | 67 / 47 | 15M | 14M |
| Q1 2026 | 237 | 82M | 100.0% | 45 / 82 | 74 / 44 | 19M | 16M |
| Q4 2025 | 242 | 87M | 100.0% | 34 / 82 | 98 / 41 | 13M | 7M |
| Q3 2025 | 254 | 82M | 100.0% | 41 / 94 | 84 / 46 | 11M | 9M |
| Q2 2025 | 262 | 79M | 100.0% | 49 / 98 | 80 / 49 | 16M | 12M |
| Q1 2025 | 265 | 75M | 100.0% | 31 / 105 | 89 / 38 | 9M | 7M |
| Q4 2024 | 274 | 73M | 100.0% | 56 / 111 | 74 / 42 | 16M | 16M |
| Q3 2024 | 262 | 73M | 100.0% | 55 / 101 | 70 / 52 | 19M | 10M |
| Q2 2024 | 261 | 69M | 100.0% | 42 / 104 | 82 / 48 | 11M | 8M |
| Q1 2024 | 270 | 67M | 97.7% | 40 / 87 | 95 / 71 | 11M | 12M |
| Q4 2023 | 305 | 68M | 99.0% | 39 / 109 | 108 / 33 | 8M | 5M |
| Q3 2023 | 302 | 64M | 93.8% | 36 / 81 | 134 / 44 | 6M | 4M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of QDEL | Value | % of fund | As of |
|---|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 4,109,232 | 5.99% | $71.97M | 0.06% | Jun 30, 2026 |
| Fidelity Value Fund | 3,806,300 | 5.55% | $63.83M | 0.61% | Jul 31, 2026 |
| Invesco Small Cap Value Fund | 3,020,112 | 4.40% | $50.65M | 0.46% | Jul 31, 2026 |
| Avantis U.S. Small Cap Value ETF | 2,683,435 | 3.91% | $34.94M | 0.13% | May 31, 2026 |
| Vanguard Total Stock Market Index Fund | 2,172,676 | 3.17% | $38.05M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 1,796,239 | 2.62% | $31.46M | 0.04% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 1,562,290 | 2.28% | $27.36M | 0.01% | Jun 30, 2026 |
| T. Rowe Price Small-Cap Value Fund, Inc. | 1,015,793 | 1.48% | $17.79M | 0.17% | Jun 30, 2026 |
| Vanguard Small-Cap Value Index Fund | 990,658 | 1.44% | $17.35M | 0.03% | Jun 30, 2026 |
| Fidelity Advisor Value Strategies Fund | 820,800 | 1.20% | $10.69M | 0.49% | May 31, 2026 |
| Vanguard Extended Market Index Fund | 780,545 | 1.14% | $13.67M | 0.01% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 754,060 | 1.10% | $12.65M | 0.04% | Jul 31, 2026 |
| PIMCO RAE US Small Fund | 730,286 | 1.06% | $12.79M | 0.34% | Jun 30, 2026 |
| Neuberger Intrinsic Value Fund | 728,357 | 1.06% | $9.48M | 0.63% | May 31, 2026 |
| iShares Russell 2000 Value ETF | 638,111 | 0.93% | $11.18M | 0.08% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Ronald Lee Bowman | Chief Human Resources Officer | 5,941 | 0.01% | Sep 17, 2026 |
| Bryan Michael Hanson | EVP Global Port. Mgmt & Mkting | 8,217 | 0.01% | Aug 18, 2026 |
| Micah W. Young | Chief Financial Officer | 0 | – | Jul 16, 2026 |
| Brian J. Blaser | President and CEO | 85,974 | 0.13% | May 19, 2026 |
| Philip D. McLellan | Chief Operations Officer | 22,497 | 0.03% | Apr 28, 2026 |
| Nathaniel Sisitsky | Chief Legal Officer | 0 | – | Apr 22, 2026 |
| Joseph M. Busky | Chief Financial Officer | 55,108 | 0.08% | Mar 31, 2026 |
| Michelle A. Hodges | Chief Legal Officer | 41,605 | 0.06% | Feb 10, 2026 |
| Jonathan Philip Siegrist | EVP of R&D & CTO | 13,419 | 0.02% | Feb 3, 2026 |
| John R. Chiminski | Director | 9,352 | 0.01% | Jun 29, 2026 |
| Evelyn S. Dilsaver | Director | 17,453 | 0.03% | Jun 29, 2026 |
| Edward L. Michael | Director | 29,433 | 0.04% | Jun 29, 2026 |
| Ann D. Rhoads | Director | 23,257 | 0.03% | Jun 29, 2026 |
| R. Scott Huennekens | Director | 9,352 | 0.01% | Jun 29, 2026 |
| Mary Lake Ph D. Polan | Director | 37,571 | 0.05% | Jun 29, 2026 |
| Kenneth J. Widder | Director | 44,800 | 0.07% | Jun 29, 2026 |
| Kenneth F. Buechler | Director | 110,906 | 0.16% | Jun 29, 2026 |
| Joseph D. Wilkins Jr. | Director | 18,705 | 0.03% | Jun 29, 2026 |
| Matthew Strobeck | Director | 89,379 | 0.13% | Jun 2, 2026 |
| TC Group VI Cayman, L.L.C. | 10% owner | 11,294,057 | 16.47% | Nov 21, 2024 |
| TC Group VI Cayman, L.P. | 10% owner | – | – | Nov 21, 2024 |
| Carlyle Partners VI Cayman Holdings, L.P. | 10% owner | 9,248,230 | 13.49% | Nov 21, 2024 |
| Subsidiary Holdings L.L.C. CG | 10% owner | 9,706,231 | 14.15% | Nov 21, 2024 |
| Group Cayman Investment Holdings Sub L.P. TC | 10% owner | 0 | – | Nov 21, 2024 |
| Holdings II GP L.L.C. Carlyle | 10% owner | 10,418,503 | 15.19% | Nov 21, 2024 |
| Holdings II L.L.C. Carlyle | 10% owner | 11,165,970 | 16.28% | Nov 21, 2024 |
| TC Group Cayman Investment Holdings, L.P. | 10% owner | 8,260,183 | 12.05% | Nov 21, 2024 |
| Group Inc. Carlyle | 10% owner | 8,604,774 | 12.55% | Nov 21, 2024 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Ronald Lee Bowman Chief Human Resources Officer | Sep 15, 2026 | Option exercise | +2,566 | – | – | 5,941 |
| Ronald Lee Bowman Chief Human Resources Officer | Sep 15, 2026 | Tax withholding | −921 | $10.63 | $9.79K | 5,020 |
| Bryan Michael Hanson EVP Global Port. Mgmt & Mkting | Aug 15, 2026 | Option exercise | +446 | – | – | 8,217 |
| Bryan Michael Hanson EVP Global Port. Mgmt & Mkting | Aug 15, 2026 | Tax withholding | −162 | $14.30 | $2.32K | 8,055 |
| Bryan Michael Hanson EVP Global Port. Mgmt & Mkting | Jul 1, 2026 | Tax withholding | −2,096 | $18.18 | $38.11K | 7,771 |
| Bryan Michael Hanson EVP Global Port. Mgmt & Mkting | Jul 1, 2026 | Option exercise | +5,797 | – | – | 9,867 |
| Kenneth F. Buechler Director | Jun 6, 2026 | Award | +497 | – | – | 110,906 |
| Kenneth F. Buechler Director | Jun 6, 2026 | Award | +1,659 | – | – | 110,409 |
| Mary Lake Ph D. Polan Director | Jun 6, 2026 | Award | +749 | – | – | 20,218 |
| Mary Lake Ph D. Polan Director | Jun 6, 2026 | Award | +224 | – | – | 20,442 |
| Edward L. Michael Director | Jun 6, 2026 | Award | +289 | – | – | 29,433 |
| Edward L. Michael Director | Jun 6, 2026 | Award | +963 | – | – | 29,144 |
| Kenneth J. Widder Director | Jun 6, 2026 | Award | +910 | – | – | 44,800 |
| Kenneth J. Widder Director | Jun 6, 2026 | Award | +273 | – | – | 45,073 |
| Matthew Strobeck Director | May 29, 2026 | Award | +6,829 | – | – | 34,604 |
| Mary Lake Ph D. Polan Director | May 29, 2026 | Award | +6,829 | – | – | 19,469 |
| Kenneth J. Widder Director | May 29, 2026 | Award | +6,829 | – | – | 43,890 |
| Evelyn S. Dilsaver Director | May 29, 2026 | Award | +6,829 | – | – | 17,453 |
| Joseph D. Wilkins Jr. Director | May 29, 2026 | Award | +6,829 | – | – | 18,705 |
| Kenneth F. Buechler Director | May 29, 2026 | Award | +6,829 | – | – | 108,750 |
| R. Scott Huennekens Director | May 29, 2026 | Award | +6,829 | – | – | 9,352 |
| Edward L. Michael Director | May 29, 2026 | Award | +6,829 | – | – | 28,181 |
| John R. Chiminski Director | May 29, 2026 | Award | +6,829 | – | – | 9,352 |
| Ann D. Rhoads Director | May 29, 2026 | Award | +6,829 | – | – | 23,257 |
| Ann D. Rhoads Director | May 22, 2026 | Award | +1,173 | – | – | 16,194 |
| Ann D. Rhoads Director | May 22, 2026 | Award | +234 | – | – | 16,428 |
| Brian J. Blaser President and CEO | May 15, 2026 | Award | +20,759 | – | – | 45,901 |
| Brian J. Blaser President and CEO | May 15, 2026 | Tax withholding | −10,252 | $10.32 | $105.80K | 35,649 |
| Bryan Michael Hanson EVP Global Port. Mgmt & Mkting | Apr 26, 2026 | Tax withholding | −528 | $11.59 | $6.12K | 4,070 |
| Bryan Michael Hanson EVP Global Port. Mgmt & Mkting | Apr 26, 2026 | Award | +1,459 | – | – | 4,598 |
| Philip D. McLellan Chief Operations Officer | Apr 26, 2026 | Tax withholding | −699 | $11.59 | $8.10K | 22,497 |
| Philip D. McLellan Chief Operations Officer | Apr 26, 2026 | Award | +1,946 | – | – | 23,196 |
| Bryan Michael Hanson EVP Global Port. Mgmt & Mkting | Apr 22, 2026 | Tax withholding | −1,269 | $11.90 | $15.10K | 3,139 |
| Bryan Michael Hanson EVP Global Port. Mgmt & Mkting | Apr 22, 2026 | Award | +3,508 | – | – | 4,408 |
| Philip D. McLellan Chief Operations Officer | Apr 22, 2026 | Tax withholding | −1,162 | $11.90 | $13.83K | 21,250 |
| Philip D. McLellan Chief Operations Officer | Apr 22, 2026 | Award | +3,238 | – | – | 22,412 |
| Joseph M. Busky Chief Financial Officer | Mar 28, 2026 | Tax withholding | −1,519 | $14.78 | $22.45K | 44,818 |
| Joseph M. Busky Chief Financial Officer | Mar 28, 2026 | Award | +4,925 | – | – | 46,337 |
| Joseph M. Busky Chief Financial Officer | Feb 13, 2026 | Buy | +3,370 | $23.66 | $79.73K | 10,290 |
| Joseph M. Busky Chief Financial Officer | Feb 13, 2026 | Buy | +3,370 | $23.66 | $79.73K | 10,290 |
| Brian J. Blaser President and CEO | Feb 13, 2026 | Buy | +10,540 | $23.59 | $248.64K | 40,073 |
| Matthew Strobeck Director | Feb 13, 2026 | Buy | +10,000 | $23.96 | $239.60K | 27,775 |
| Joseph M. Busky Chief Financial Officer | Feb 8, 2026 | Tax withholding | −1,806 | $29.10 | $52.55K | 41,412 |
| Joseph M. Busky Chief Financial Officer | Feb 8, 2026 | Award | +5,968 | – | – | 43,218 |
| Michelle A. Hodges Chief Legal Officer | Feb 8, 2026 | Tax withholding | −1,148 | $29.10 | $33.41K | 41,605 |
| Michelle A. Hodges Chief Legal Officer | Feb 8, 2026 | Award | +3,198 | – | – | 42,753 |
| Michelle A. Hodges Chief Legal Officer | Jan 31, 2026 | Tax withholding | −651 | $27.17 | $17.69K | 39,555 |
| Michelle A. Hodges Chief Legal Officer | Jan 31, 2026 | Award | +1,814 | – | – | 40,206 |
| Michelle A. Hodges Chief Legal Officer | Jan 31, 2026 | Tax withholding | −578 | $27.17 | $15.70K | 38,392 |
| Michelle A. Hodges Chief Legal Officer | Jan 31, 2026 | Award | +1,610 | – | – | 38,970 |
| Philip D. McLellan Chief Operations Officer | Jan 31, 2026 | Award | +634 | – | – | 19,402 |
| Philip D. McLellan Chief Operations Officer | Jan 31, 2026 | Tax withholding | −674 | $27.17 | $18.31K | 18,768 |
| Philip D. McLellan Chief Operations Officer | Jan 31, 2026 | Tax withholding | −228 | $27.17 | $6.19K | 19,174 |
| Philip D. McLellan Chief Operations Officer | Jan 31, 2026 | Award | +1,127 | – | – | 17,311 |
| Philip D. McLellan Chief Operations Officer | Jan 31, 2026 | Tax withholding | −421 | $27.17 | $11.44K | 16,890 |
| Philip D. McLellan Chief Operations Officer | Jan 31, 2026 | Award | +847 | – | – | 17,737 |
| Philip D. McLellan Chief Operations Officer | Jan 31, 2026 | Tax withholding | −304 | $27.17 | $8.26K | 17,433 |
| Philip D. McLellan Chief Operations Officer | Jan 31, 2026 | Award | +2,009 | – | – | 19,442 |
| Jonathan Philip Siegrist EVP of R&D & CTO | Jan 29, 2026 | Tax withholding | −1,009 | $27.41 | $27.66K | 13,419 |
| Jonathan Philip Siegrist EVP of R&D & CTO | Jan 29, 2026 | Award | +2,448 | – | – | 14,428 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Widder Kenneth Director | Nov 25, 2025 | 4,026 | $111.97K | Nov 25, 2025 | Stock Option Exercise |
| Bujarski 2007 Trust U/A Dtd 09/18/2007 The Former COO | Jan 6, 2025 | 100,200 | $4.76M | Jan 6, 2025 | RSU |
| Bujarski Robert Former COO | Dec 9, 2024 | 20,000 | $808.00K | Dec 9, 2024 | RSU |
| Carlyle Partners VI Cayman Holdings, L.P. 10% Stockholder | Aug 5, 2024 | 246,775 | $10.37M | Aug 6, 2024 | Acquired upon conversion of ordinary shares of Ortho Clinical Diagnostics Holdings plc into shares of common stock |
| Carlyle Partners VI Cayman Holdings, L.P. 10% Stockholder | Jun 12, 2024 | 3,953,225 | $158.17M | Jun 12, 2024 | Acquired upon conversion of ordinary shares of Ortho Clinical Diagnostics Holdings plc into shares of common stock |