Ticker · CUSIP 413197104

HRMY

HARMONY BIOSCIENCES HLDGS IN

Healthcare·Biotechnology

···Share

Holders (tracked)

Combined shares

3,309,988

Combined value

$123.86M

Last close

$29.99

Quarter

2025Q4

Price is -19.9% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$29.99+1.53 (+5.38%)H $40.51 · L $25.90 · Avg Vol 770K

Position opened

Tracked holders · last 8 quarters

+3 vs previous quarter over the last 8.

SEC event timeline

24 events

Jeremy Grantham (GMO) opened position2026-02-17
+5,371 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+352,398 shares · 2025Q4
Position
D.E. Shaw & Co. trimmed2026-02-17
−78,317 shares · 2025Q4
Position
Two Sigma Investments trimmed2026-02-17
−18,334 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+458,321 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+27,186 shares · 2025Q4
Position
Steve Cohen (Point72) exited2026-02-17
−10,100 shares · 2025Q4
Position
T. Rowe Price added2026-02-17
+5,011 shares · 2025Q4
Position
Wellington Management trimmed2026-02-17
−567 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+28,802 shares · 2025Q4
Position
Ray Dalio (Bridgewater Associates) added2026-02-13
+16,988 shares · 2025Q4
Position
Renaissance Technologies trimmed2026-02-12
−66,600 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+26,508 shares · 2025Q4
Position
Steve Cohen (Point72) exited2025-11-14
−33,778 shares · 2025Q3
Position
Two Sigma Investments trimmed2025-11-14
−13,601 shares · 2025Q3
Position
D.E. Shaw & Co. trimmed2025-11-14
−60,354 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+203,539 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+175,221 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+1,616 shares · 2025Q3
Position
Wellington Management added2025-11-14
+3,540 shares · 2025Q3
Position
Ray Dalio (Bridgewater Associates) opened position2025-11-13
+211,526 shares · 2025Q3
Position
Renaissance Technologies added2025-11-13
+207,600 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−11,123 shares · 2025Q3
Position
Norges Bank (Norway SWF) added2025-11-12
+275,631 shares · 2024Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for HRMY →

Follow-the-investor returns

If you'd copied each holder of HRMY…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Ray Dalio (Bridgewater Associates)	2025Q3	$28.29	+6.0%	$6.9M
Paul Tudor Jones (Tudor Investment)	2020Q3	$32.88	-8.8%	$864K
Renaissance Technologies	2021Q2	$33.34	-10.1%	$32.1M
T. Rowe Price	2020Q3	$34.63	-13.4%	$1.2M
AQR Capital Management	2022Q2	$34.67	-13.5%	$24.4M
Two Sigma Investments	2020Q4	$34.74	-13.7%	$6.2M
Ken Griffin (Citadel Advisors)	2020Q3	$36.80	-18.5%	$12.6M
Ken Griffin (Citadel Advisors)	2020Q3	$36.80	-18.5%	$12.6M
Ken Griffin (Citadel Advisors)	2020Q3	$36.80	-18.5%	$12.6M
Izzy Englander (Millennium Mgmt)	2020Q3	$36.82	-18.6%	$6.9M
Izzy Englander (Millennium Mgmt)	2020Q3	$36.82	-18.6%	$6.9M
Jeremy Grantham (GMO)	2025Q4	$37.42	-19.9%	$161K
Norges Bank (Norway SWF)	2021Q2	$38.30	-21.7%	$795K
D.E. Shaw & Co.	2021Q2	$41.27	-27.3%	$3.4M
Wellington Management	2020Q3	$42.23	-29.0%	$561K

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions3

Paul Tudor Jones (Tudor Investment)
+28,802
$1.1M
Norges Bank (Norway SWF)
+26,508
$992K
Jeremy Grantham (GMO)
+5,371
$201K

Added to5

AQR Capital Management
+458,321
$17.2M
Ken Griffin (Citadel Advisors)
+352,398
$13.2M
Izzy Englander (Millennium Mgmt)
+27,186
$1.0M
Ray Dalio (Bridgewater Associates)
+16,988
$636K
T. Rowe Price
+5,011
$188

Trimmed4

D.E. Shaw & Co.
−78,317
$2.9M
Renaissance Technologies
−66,600
$2.5M
Two Sigma Investments
−18,334
$686K
Wellington Management
−567
$21K

Exited1

Steve Cohen (Point72)
−10,100
$278K

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	9	4,608,805	$224.2M	—
2022Q2	10	4,921,601	$240.0M	+1
2022Q3	11	6,309,623	$279.5M	+1
2022Q4	13	6,556,731	$361.3M	+2
2023Q1	14	7,288,221	$238.0M	+1
2023Q2	15	8,573,272	$301.7M	+1
2023Q3	13	7,633,382	$250.1M	-2
2023Q4	11	6,817,103	$220.2M	-2
2024Q1	11	7,540,897	$253.2M	—
2024Q2	12	8,168,196	$246.4M	+1
2024Q3	11	1,812,258	$72.5M	-1
2024Q4	10	3,380,989	$116.3M	-1
2025Q1	11	2,683,316	$89.1M	+1
2025Q2	11	1,733,323	$54.8M	—
2025Q3	12	2,584,721	$71.2M	+1
2025Q4	15	3,309,988	$123.9M	+3

Who owns HRMY

15 super-investors · 2025Q4

Tracked stake

3.31M

Combined value

$124M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New3Added8Trim4

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Renaissance Technologies	1.07M	$40M	0.1%	Trim−66.6K
2	AQR Capital Management	813.9K	$30M	0.0%	Added+458.3K
3	Ken Griffin Citadel Advisors	420.4K	$16M	0.0%	Added+352.4K
4	Izzy Englander Millennium Mgmt	231.7K	$9M	0.0%	Added+27.2K
5	Ray Dalio Bridgewater Associates	228.5K	$9M	0.0%	Added+17.0K
6	Two Sigma Investments	207.0K	$8M	0.0%	Trim−18.3K
7	D.E. Shaw & Co.	114.3K	$4M	0.0%	Trim−78.3K
8	Ken Griffin Citadel Advisors	60.5K	$2M	0.0%	Added+352.4K
9	T. Rowe Price	41.5K	$2M	0.0%	Added+5.0K
10	Paul Tudor Jones Tudor Investment	28.8K	$1M	0.0%	New+28.8K
11	Ken Griffin Citadel Advisors	27.4K	$1M	0.0%	Added+352.4K
12	Norges Bank Norway SWF	26.5K	$992K	0.0%	New+26.5K
13	Wellington Management	18.7K	$700K	0.0%	Trim−567
14	Izzy Englander Millennium Mgmt	15.0K	$561K	0.0%	Added+27.2K
15	Jeremy Grantham GMO	5.4K	$201K	0.0%	New+5.4K	—

Recent moves

20 transactions

ADDIzzy Englander (Millennium Mgmt)
+27,186 · 2025Q4
ADDAQR Capital Management
+458,321 · 2025Q4
NEWJeremy Grantham (GMO)
+5,371 · 2025Q4
ADDT. Rowe Price
+5,011 · 2025Q4
TRIMD.E. Shaw & Co.
−78,317 · 2025Q4
SOLDSteve Cohen (Point72)
−10,100 · 2025Q4
TRIMTwo Sigma Investments
−18,334 · 2025Q4
TRIMWellington Management
−567 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+352,398 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+28,802 · 2025Q4
ADDRay Dalio (Bridgewater Associates)
+16,988 · 2025Q4
TRIMRenaissance Technologies
−66,600 · 2025Q4
NEWNorges Bank (Norway SWF)
+26,508 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+175,221 · 2025Q3
TRIMD.E. Shaw & Co.
−60,354 · 2025Q3
SOLDSteve Cohen (Point72)
−33,778 · 2025Q3
TRIMTwo Sigma Investments
−13,601 · 2025Q3
ADDT. Rowe Price
+1,616 · 2025Q3
ADDWellington Management
+3,540 · 2025Q3
ADDAQR Capital Management
+203,539 · 2025Q3

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