QDEL · Insider trading · 13F holders · Congress trades
QuidelOrtho Corp (QDEL)
Who is buying and selling QDEL: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 17
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 1
QDEL at a glance
- No open-market insider purchases or sales of QDEL were filed in the last 90 days.
- 17 13F filers hold QDEL among their 50 largest positions, worth $286.7M combined. The biggest bets by portfolio weight are Newtyn Management, LLC (14.5%), Buckley Capital Advisors, LLC (9.3%) and Gem Investment Advisors, LLC (6.1%). In their latest 13Fs, 4 managers opened a new position and 5 added to one.
- Members of Congress have disclosed 14 QDEL trades since 2020, 0 purchases and 1 sale in the past year; the latest was Daniel S. Goldman (D-NY), selling $1K–15K on Jul 12, 2023.
- QDEL last closed at $12.61 on Oct 30, 2026.
QDEL insider trading
No open-market insider purchases or sales of QDEL were filed in the last 90 days.
Who owns QDEL? Hedge funds and superinvestors
17 13F filers hold QDEL among their 50 largest positions, worth $286.7M combined. The biggest bets by portfolio weight are Newtyn Management, LLC (14.5%), Buckley Capital Advisors, LLC (9.3%) and Gem Investment Advisors, LLC (6.1%). In their latest 13Fs, 4 managers opened a new position and 5 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Newtyn Management, LLCHedge fund | 14.5% | $116.0M | 6,625,000 | +45.3% shares | Q2 2026 |
| Paradigm Capital Management Inc/nyHedge fund | 1.2% | $44.2M | 2,521,700 | +65.3% shares | Q2 2026 |
| Private Management Group IncWealth manager | 1.0% | $36.3M | 2,070,391 | — | Q2 2026 |
| Rice Hall James & Associates, LLCAsset manager | 0.9% | $18.6M | 1,063,559 | +3.6% shares | Q2 2026 |
| Gagnon Securities LLCWealth manager | 3.5% | $18.0M | 1,030,371 | +155.5% shares | Q2 2026 |
| Buckley Capital Advisors, LLCHedge fund | 9.3% | $14.9M | 850,335 | New | Q2 2026 |
| Gem Investment Advisors, LLCHedge fund | 6.1% | $9.9M | 565,998 | +90.8% shares | Q2 2026 |
| Skylands Capital, LLCHedge fund | 0.8% | $6.1M | 582,464 | +3.9% shares | Q3 2026 |
| Lightrock Netherlands B.V.Investment manager | 1.0% | $5.1M | 290,547 | -7.6% shares | Q2 2026 |
| Gagnon Advisors, LLCHedge fund | 2.7% | $4.2M | 241,097 | New | Q2 2026 |
| AYAL Capital Advisors LtdHedge fund | 1.6% | $3.2M | 180,000 | New | Q2 2026 |
| Ballast Asset Management, LPMutual fund manager | 1.0% | $2.5M | 144,526 | -1.0% shares | Q2 2026 |
| Tejara Capital LtdHedge fund | 0.9% | $2.3M | 129,890 | -39.9% shares | Q2 2026 |
| Beaconlight Capital, LLCHedge fund | 0.8% | $1.8M | 102,800 | -32.4% shares | Q2 2026 |
| Birchview Capital, LPWealth manager | 0.7% | $1.6M | 89,377 | +8.3% shares | Q2 2026 |
| Monaco Asset Management SAMAsset manager | 0.4% | $1.1M | 65,000 | -73.2% shares | Q2 2026 |
| Marble Bar Asset Management LLPHedge fund | 0.6% | $876K | 50,000 | New | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 16). Screen QDEL in the grand portfolio →
QDEL stock trades by members of Congress
Members of Congress have disclosed 14 QDEL trades since 2020, 0 purchases and 1 sale in the past year; the latest was Daniel S. Goldman (D-NY), selling $1K–15K on Jul 12, 2023.
| Filed | Member | Trade | Amount | Traded | Since |
|---|---|---|---|---|---|
| Aug 13, 2023 | Daniel S. GoldmanD-NY · House | Sale | $1K–15K | Jul 12, 2023 | -85.5% |
| Jun 23, 2021 | Tom MalinowskiD-NJ · House | Buy | $15K–50K | May 11, 2021 | -89.0% |
| Jun 12, 2021 | Tom MalinowskiD-NJ · House | Sale | $1K–15K | Apr 27, 2021 | -89.0% |
| Apr 10, 2021 | Tom MalinowskiD-NJ · House | Sale | $1K–15K | Mar 14, 2021 | -90.7% |
| Apr 10, 2021 | Tom MalinowskiD-NJ · House | Sale | $15K–50K | Mar 3, 2021 | -91.7% |
| Mar 6, 2021 | Tom MalinowskiD-NJ · House | Sale | $15K–50K | Feb 23, 2021 | -92.5% |
| Dec 15, 2020 | Gilbert Ray Cisneros, Jr.D-CA · House | Sale | $1K–15K | Nov 13, 2020 | -93.6% |
| Dec 9, 2020 | Josh GottheimerD-NJ · House | Sale | $1K–15K | Nov 11, 2020 | -94.1% |
| Aug 19, 2020 | Gilbert Ray Cisneros, Jr.D-CA · House | Sale | $1K–15K | Jul 30, 2020 | -95.3% |
| Aug 19, 2020 | Gilbert Ray Cisneros, Jr.D-CA · House | Sale | $1K–15K | Jul 13, 2020 | -94.6% |
| Aug 10, 2020 | Josh GottheimerD-NJ · House | Sale | $1K–15K | Jul 8, 2020 | -94.7% |
| Jun 16, 2020 | Gilbert Ray Cisneros, Jr.D-CA · House | Sale | $1K–15K | May 21, 2020 | -93.0% |
| Apr 16, 2020 | Gilbert Ray Cisneros, Jr.D-CA · House | Buy | $1K–15K | Mar 10, 2020 | -84.4% |
| Apr 11, 2020 | Josh GottheimerD-NJ · House | Buy | $1K–15K | Mar 2, 2020 | -84.4% |
4 members have traded QDEL: Daniel S. Goldman, Tom Malinowski, Gilbert Ray Cisneros, Jr., Josh Gottheimer.
QDEL questions and answers
Are insiders buying QDEL stock?
No open-market insider purchases or sales of QDEL were filed in the last 90 days.
Which hedge funds own QDEL?
17 13F filers hold QDEL among their 50 largest positions, worth $286.7M combined. The biggest bets by portfolio weight are Newtyn Management, LLC (14.5%), Buckley Capital Advisors, LLC (9.3%) and Gem Investment Advisors, LLC (6.1%). In their latest 13Fs, 4 managers opened a new position and 5 added to one.
Has Congress traded QDEL?
Members of Congress have disclosed 14 QDEL trades since 2020, 0 purchases and 1 sale in the past year; the latest was Daniel S. Goldman (D-NY), selling $1K–15K on Jul 12, 2023.
Who is the largest holder of QDEL?
Among 13F filers, Newtyn Management, LLC reports the largest QDEL position, $116.0M (6,625,000 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Newtyn Management, LLC's: 14.5% of its portfolio.
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