Ticker · CUSIP 413197104

HRMY

HARMONY BIOSCIENCES HLDGS IN
···Share
Holders (tracked)
15
Combined shares
3,309,988
Combined value
$122.31M
Last close
$29.42
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
15112024Q12025Q4
Price is -20.4% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

24 events
  1. +5,371 shares · 2025Q4
    13F
  2. +352,398 shares · 2025Q4
    13F
  3. −78,317 shares · 2025Q4
    13F
  4. −18,334 shares · 2025Q4
    13F
  5. +458,321 shares · 2025Q4
    13F
  6. +27,186 shares · 2025Q4
    13F
  7. −10,100 shares · 2025Q4
    13F
  8. +5,011 shares · 2025Q4
    13F
  9. −567 shares · 2025Q4
    13F
  10. +28,802 shares · 2025Q4
    13F
  11. +16,988 shares · 2025Q4
    13F
  12. −66,600 shares · 2025Q4
    13F
  13. +26,508 shares · 2025Q4
    13F
  14. −33,778 shares · 2025Q3
    13F
  15. −13,601 shares · 2025Q3
    13F
  16. −60,354 shares · 2025Q3
    13F
  17. +203,539 shares · 2025Q3
    13F
  18. +175,221 shares · 2025Q3
    13F
  19. +1,616 shares · 2025Q3
    13F
  20. +3,540 shares · 2025Q3
    13F
  21. +211,526 shares · 2025Q3
    13F
  22. +207,600 shares · 2025Q3
    13F
  23. −11,123 shares · 2025Q3
    13F
  24. +275,631 shares · 2024Q3
    13F

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of HRMY…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
T. Rowe Price2020Q3$6.50+352.8%$1.2M
Paul Tudor Jones (Tudor Investment)2020Q3$9.10+223.3%$847K
Renaissance Technologies2021Q2$27.77+5.9%$31.5M
Ray Dalio (Bridgewater Associates)2025Q3$28.29+4.0%$6.7M
AQR Capital Management2022Q2$33.83-13.0%$23.9M
Two Sigma Investments2020Q4$34.37-14.4%$6.1M
Ken Griffin (Citadel Advisors)2020Q3$36.80-20.0%$12.4M
Ken Griffin (Citadel Advisors)2020Q3$36.80-20.0%$12.4M
Ken Griffin (Citadel Advisors)2020Q3$36.80-20.0%$12.4M
Izzy Englander (Millennium Mgmt)2020Q3$36.82-20.1%$6.8M
Izzy Englander (Millennium Mgmt)2020Q3$36.82-20.1%$6.8M
Jeremy Grantham (GMO)2025Q4$37.42-21.4%$158K
Norges Bank (Norway SWF)2021Q2$38.30-23.2%$780K
D.E. Shaw & Co.2021Q2$40.51-27.4%$3.4M
Wellington Management2020Q3$42.23-30.3%$550K

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
9
$224.2M
2022Q2
10
$240.0M
2022Q3
11
$16.3M
2022Q4
13
$331.6M
2023Q1
14
$205.7M
2023Q2
15
$286.9M
2023Q3
13
$240.2M
2023Q4
11
$211.4M
2024Q1
11
$240.0M
2024Q2
12
$246.0M
2024Q3
11
$71.9M
2024Q4
10
$115.7M
2025Q1
11
$88.1M
2025Q2
11
$53.7M
2025Q3
12
$70.2M
2025Q4
15
$122.3M

Who owns HRMY

15 super-investors · 2025Q4
Tracked stake
3.31M
shares
Combined value
$122M
% of shares outstanding
shares-out unknown
Quarter action mix
New3Added8Trim4
#ManagerSharesValue
1Renaissance Technologies1.07M$40M
2AQR Capital Management813.9K$30M
3Ken Griffin
Citadel Advisors
420.4K$16M
4Izzy Englander
Millennium Mgmt
231.7K$9M
5Ray Dalio
Bridgewater Associates
228.5K$9M
6Two Sigma Investments207.0K$8M
7D.E. Shaw & Co.114.3K$4M
8Ken Griffin
Citadel Advisors
60.5K$2M
9Paul Tudor Jones
Tudor Investment
28.8K$1M
10Ken Griffin
Citadel Advisors
27.4K$1M
11Norges Bank
Norway SWF
26.5K$992K
12Wellington Management18.7K$700K
13Izzy Englander
Millennium Mgmt
15.0K$561K
14Jeremy Grantham
GMO
5.4K$201K
15T. Rowe Price41.5K$2K

Recent moves

20 transactions
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