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$QDEL
$13.77 +$0.04 (0.29%) Close

Ownership

13F as of Q2 2026 · 68.6M shares outstanding

Who owns QDEL?

By type of holder
Institutions 100.0% Insiders 0.0% Everyone else 0.0%
Concentration Top 10 holders own 69.7%
BlackRock, Inc. 16.3% · FMR LLC 10.7%
Institutional ownership
100.0%
0 pts vs last qtr
Institutional holders
242
+5 vs last qtr
Net shares bought
+507.7K
by institutions in Q2 2026
New / sold out
58 / 53
positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026
  • Newtyn Management, LLC +2.1M
  • Neuberger Berman Group LLC +2.0M

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Biggest sellers in Q2 2026
  • T. Rowe Price Investment Management, Inc. −3.9M
  • Dimensional Fund Advisors LP −1.8M

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Who is planning to sell?

Notices of proposed sale, last 12 months
$112K
1 notice from 1 person
Shares covered
4.0K
0.01% of the company
Arranged in advance
0%
of the value is under a 10b5-1 plan
Under a 10b5-1 plan No plan
$0$56.0K$112.0KNov 2025: $112.0K without a planNovDecJanFebMarAprMayJunJulAugSepOct
Largest proposed sellers
  • Kenneth Widder Director $112K
Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2020–FY2025
+55.5%
+9.23% a year
Each share's claim on the business
−35.7%
shrank without buying or selling a share
Spent on buybacks vs paid in stock
$229M vs $234M
over 6 fiscal years
Diluted shares, split-adjusted
41.6M55.0M68.5M2020: 43.6M shares'202021: 42.9M shares'212022: 57.4M shares'222023: 66.8M shares'232024: 67.2M shares'242025: 67.8M shares'25
Buybacks Stock-based comp
$0$51.8M$103.5M2020 buybacks: $43.7M2020 stock comp: $21.0M'202021 buybacks: $103.5M2021 stock comp: $25.4M'212022 buybacks: $74.3M2022 stock comp: $48.4M'222023 buybacks: $7.2M2023 stock comp: $51.6M'232024 buybacks: $02024 stock comp: $42.1M'242025 buybacks: $02025 stock comp: $45.9M'25

How patient are the owners?

Institutional shares by how long they've been held
5+ years0% 3–5 years66% 1–3 years26% Under 1 year8%
Quarterly turnover
18.2%
of institutional shares changed hands
Top 10 managers, median time held
4 years

Super Investors

Investment managers reporting QDEL on Form 13F
B
BlackRock, Inc.
Shares
11.2M
% of company
16.34%
Change vs last qtr
+753.4K (+7.2%)
Held since
2022
F
FMR LLC
Shares
7.4M
% of company
10.74%
Change vs last qtr
+772.5K (+11.7%)
Held since
2022

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Institutional Funds

Mutual funds and ETFs reporting QDEL on Form N-PORT; together they hold 65.0% of the company
IC
iShares Core S&P Small-Cap ETF
iShares Trust
Position value
$72M
% of company
5.99%
% of the fund
0.06%
As of
June 30, 2026
FV
Fidelity Value Fund
Fidelity Capital Trust
Position value
$63.8M
% of company
5.55%
% of the fund
0.61%
As of
July 31, 2026

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Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G
BK
Buechler Kenneth F
Insider
Shares
110.9K
% of company
0.16%
Change vs last qtr
—
Held since
—
SM
Strobeck Matthew
Insider
Shares
89.4K
% of company
0.13%
Change vs last qtr
—
Held since
—

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