Security Snapshot

MYRIAD GENETICS INC - Common Stock (MYGN) Institutional Ownership

CUSIP: 62855J104

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q3 2026

Institutions Reporting

79

Shares (Excl. Options)

30.03MFull value: 30,033,426 · shares · 30 Sep 2026

Price

$4.31

The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.

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Security type / class
Equity / Common Stock
Symbol
MYGN on Nasdaq
All holders as of 30 Sep 2026
Q3 2026
Total 13F shares
30,033,426
Latest holder snapshot 5 signals
Total 13F value
$129,583,027
Portfolio coverage rank
0%
Share change
-3,574,901
Value change
-$19,340,335
Number of holders
79
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
95,570,477
SEC-reported price per share
$4.28
Insider filing price
$4.28
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • MYGN - MYRIAD GENETICS INC - Common Stock is tracked under CUSIP 62855J104.
  • 79 institutions reported positions in Q3 2026.
  • 8 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 195 to 79 between Q2 2026 and Q3 2026.
  • SEC-reported value moved from
    $508.31MFull value: $508,313,628 · USD · 30 Jun 2026
    to
    $129.58MFull value: $129,583,027 · USD · 30 Sep 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 79 institutions filings for Q3 2026.

Open SEC evidence

Security key

62855J104

13F reference period

Q3 2026

13F holders

79

13D/G owners

8

CIK / CUSIP context first

Open Q3 2026 holders MYGN full holder history MYRIAD GENETICS INC SEC filings MYRIAD GENETICS INC company facts MYRIAD GENETICS INC insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
8
Security
MYGN
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock Portfolio Management LLC 8.6% -18% $35,424,153 -$7,248,886 8,219,061 -17% BlackRock Portfolio Management LLC 30 Sep 2026
BlackRock, Inc. 8.5% -45% $35,894,329 -$27,581,033 7,976,163 -43% BlackRock, Inc. 31 Mar 2026
INTEGRATED CORE STRATEGIES (US) LLC 7.2% +42% $41,205,972 +$12,003,761 6,700,158 +41% Millennium Management LLC 31 Dec 2025
Vestal Point Capital, LP 6.1% $33,607,100 5,735,000 Vestal Point Capital, LP 30 Jun 2026
STATE STREET CORP 5.3% +12% $29,212,452 +$3,287,653 4,985,060 +13% STATE STREET CORPORATION 30 Jun 2026
BARCLAYS PLC 4.2% -22% $28,480,691 -$6,945,955 3,939,238 -20% Barclays PLC 30 Sep 2025
Camber Capital Management LP 3.4% $22,320,000 3,100,000 Camber Capital Management LP 31 Dec 2024
DISCIPLINED GROWTH INVESTORS INC /MN 0.8% -86% $4,244,772 -$19,924,683 753,956 -82% DISCIPLINED GROWTH INVESTORS INC /MN 30 Jun 2025
As of 30 Sep 2026, 79 institutional investors reported holding
30.03MFull value: 30,033,426 · shares · 30 Sep 2026
shares of MYRIAD GENETICS INC - Common Stock (MYGN). This represents 31% of the company’s total
95.57MFull value: 95,570,477 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
30%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
STATE STREET CORP 5% 4,798,628 -3.7% 0% $20,682,087
VANGUARD CAPITAL MANAGEMENT LLC 4.2% 4,003,817 -1.9% 0% $17,256,451
VANGUARD PORTFOLIO MANAGEMENT LLC 3% 2,836,530 -7.9% 0% $12,225,444
MACKENZIE FINANCIAL CORP 2.6% 2,499,354 +63% 0.01% $10,772,216
MARSHALL WACE, LLP 2.2% 2,072,548 +69% 0.01% $8,932,681
MORGAN STANLEY 2% 1,901,298 -23% 0% $8,194,595
GEODE CAPITAL MANAGEMENT, LLC 1.8% 1,721,609 -29% 0% $7,422,875
Connor, Clark & Lunn Investment Management Ltd. 1.8% 1,708,805 +21% 0.01% $7,364,950
Qube Research & Technologies Ltd 1.1% 1,089,602 -35% 0% $4,696,185
Assenagon Asset Management S.A. 0.98% 938,185 -9% 0% $4,043,577
DIMENSIONAL FUND ADVISORS LP 0.82% 784,445 -25% 0% $3,380,122
Jump Financial, LLC 0.74% 708,878 +292% 0.02% $3,055,264
BNP PARIBAS FINANCIAL MARKETS 0.74% 708,055 0% $3,051,717
VANGUARD FIDUCIARY TRUST CO 0.66% 632,895 +1.6% 0% $2,727,777
AMERICAN CENTURY COMPANIES INC 0.44% 420,814 +390% 0% $1,813,708
OP Asset Management Ltd 0.39% 372,849 -17% 0.01% $1,606,979
Quadrature Capital Ltd 0.38% 362,607 +721% 0.01% $1,562,836
Invesco Ltd. 0.28% 270,392 +1.6% 0% $1,165,389
RENAISSANCE TECHNOLOGIES LLC 0.25% 243,645 0% $1,050,110
PANAGORA ASSET MANAGEMENT INC 0.24% 229,941 +12% 0% $991,046
MARTINGALE ASSET MANAGEMENT L P 0.19% 178,549 +0% 0.02% $769,547
Vanguard Global Advisers, LLC 0.18% 171,639 -4.6% 0% $739,764
Creative Planning 0.15% 142,360 +94% 0% $613,572
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.14% 129,648 -2.4% 0% $558,783
FEDERATED HERMES, INC. 0.13% 124,348 -92% 0% $535,940

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
51
Headline period
Q3 2026
Rows shown
1-25 of 51
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 30,033,426 $129,583,027 -$19,340,335 $4.31 79
2026 Q2 89,049,039 $508,313,628 +$20,085,753 $5.71 195
2026 Q1 88,214,179 $397,037,050 -$20,263,680 $4.50 203
2025 Q4 92,194,007 $567,141,060 +$27,455,645 $6.15 220
2025 Q3 88,492,355 $639,685,484 +$7,333,020 $7.23 215
2025 Q2 90,529,530 $480,755,771 -$73,903,588 $5.31 216
2025 Q1 93,969,029 $833,362,943 +$10,158,296 $8.87 226
2024 Q4 92,375,178 $1,266,992,283 -$38,609,730 $13.71 215
2024 Q3 90,691,605 $2,483,201,789 -$46,730,979 $27.39 242
2024 Q2 92,267,243 $2,256,709,187 -$39,028,941 $24.46 222
2024 Q1 93,842,572 $2,001,184,496 +$85,643,654 $21.32 185
2023 Q4 89,898,458 $1,720,778,542 +$139,092,939 $19.14 193
2023 Q3 82,696,930 $1,326,499,466 +$18,782,858 $16.04 184
2023 Q2 81,069,882 $1,879,159,822 -$25,379,016 $23.18 184
2023 Q1 82,216,167 $1,909,846,418 +$45,174,636 $23.23 186
2022 Q4 80,553,035 $1,168,812,560 -$19,067,888 $14.51 191
2022 Q3 81,539,353 $1,555,961,809 +$26,155,420 $19.08 184
2022 Q2 79,888,231 $1,451,741,809 +$19,085,207 $18.17 185
2022 Q1 78,868,034 $1,987,215,536 +$13,382,979 $25.20 198
2021 Q4 78,283,503 $2,159,672,726 -$41,784,396 $27.60 191
2021 Q3 79,271,409 $2,560,639,030 +$122,124,573 $32.29 208
2021 Q2 75,479,842 $2,308,615,173 +$49,345,949 $30.58 198
2021 Q1 73,860,328 $2,248,603,947 -$35,142,715 $30.45 193
2020 Q4 74,996,999 $1,483,013,849 +$38,048,718 $19.78 176
2020 Q3 78,424,909 $1,022,586,628 +$19,999,510 $13.04 185
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