DNTH
DIANTHUS (DNTH)
NASDAQ
$104.99-$1.21 (-1.14%)
Price as of Sep 11, 2026 7:30 PM EDT
  • $5.9B
    Market Cap
  • 185.79%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
FMR LLC
14.66%
8.2M
+432,207 (+5.27%)
Jun 30, 2026
BLACKROCK, INC.
7.37%
4.1M
+948,119 (+22.99%)
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
6.95%
3.9M
+2.6M (+66.77%)
Jun 30, 2026
WELLINGTON MANAGEMENT GROUP LLP
5.77%
3.2M
+634,099 (+19.63%)
Jun 30, 2026
RA CAPITAL MANAGEMENT, L.P.
4.67%
2.6M
+1.0M (+38.29%)
Mar 31, 2026
FAIRMOUNT FUNDS MANAGEMENT LLC
4.54%
2.5M
0 (0.00%)
Jun 30, 2026
PRICE T ROWE ASSOCIATES INC /MD/
4.50%
2.5M
+1.4M (+54.39%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions335.0M (79.42%)
  • Mutual Funds80.0M (18.97%)
  • Insiders6.8M (1.61%)
  • Other0 (0.00%)

Insider Transactions

  • 1.61% (6.8M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 6
    Number of InsiderSelling (last 12 months)
  • $64.0M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Randhawa Simrat
EVP, Head of R&D
Exempt
Sep 01, 2026
$0.00
7,500
$0.00
56,776
Randhawa Simrat
EVP, Head of R&D
Exempt
Sep 01, 2026
$0.00
6,249
$0.00
41,676
Randhawa Simrat
EVP, Head of R&D
Exempt
Sep 01, 2026
$0.00
9,375
$0.00
87,500
Randhawa Simrat
EVP, Head of R&D
Exempt
Sep 01, 2026
$134,100.00
7,500
$17.88
11,500
Randhawa Simrat
EVP, Head of R&D
Exempt
Sep 01, 2026
$136,040.73
6,249
$21.77
17,749
Randhawa Simrat
EVP, Head of R&D
Exempt
Sep 01, 2026
$206,906.25
9,375
$22.07
27,124
Randhawa Simrat
EVP, Head of R&D
Sell
Sep 01, 2026
$273,494.00
2,600
$105.19
24,524
Randhawa Simrat
EVP, Head of R&D
Sell
Sep 01, 2026
$766,593.75
7,215
$106.25
17,309
Randhawa Simrat
EVP, Head of R&D
Sell
Sep 01, 2026
$1.4M
13,309
$106.74
4,000
McGeorge Anne
Exempt
Aug 10, 2026
$0.00
1,250
$0.00
0
Veness Adam M
SVP, General Counsel and Sec.
Exempt
Aug 10, 2026
$0.00
16,167
$0.00
60,000
McGeorge Anne
Exempt
Aug 10, 2026
$0.00
6,500
$0.00
0
Read Simon
Exempt
Aug 10, 2026
$0.00
2,777
$0.00
22,223
McGeorge Anne
Exempt
Aug 10, 2026
$24,200.00
1,250
$19.36
1,250
Veness Adam M
SVP, General Counsel and Sec.
Exempt
Aug 10, 2026
$289,065.96
16,167
$17.88
16,167
McGeorge Anne
Exempt
Aug 10, 2026
$72,800.00
6,500
$11.20
7,750
Read Simon
Exempt
Aug 10, 2026
$50,985.72
2,777
$18.36
2,777
McGeorge Anne
Sell
Aug 10, 2026
$155,991.00
1,450
$107.58
6,300
Veness Adam M
SVP, General Counsel and Sec.
Sell
Aug 10, 2026
$1.8M
16,167
$110.38
0
McGeorge Anne
Sell
Aug 10, 2026
$303,464.00
2,800
$108.38
3,500
Read Simon
Sell
Aug 10, 2026
$7,497.70
70
$107.11
2,707
McGeorge Anne
Sell
Aug 10, 2026
$196,740.00
1,800
$109.30
1,700
Read Simon
Sell
Aug 10, 2026
$79,721.29
737
$108.17
1,970
McGeorge Anne
Sell
Aug 10, 2026
$110,640.00
1,000
$110.64
700
Read Simon
Sell
Aug 10, 2026
$90,537.45
831
$108.95
1,139
McGeorge Anne
Sell
Aug 10, 2026
$77,987.00
700
$111.41
0
Read Simon
Sell
Aug 10, 2026
$29,909.12
272
$109.96
867
Read Simon
Sell
Aug 10, 2026
$52,193.50
470
$111.05
397
Read Simon
Sell
Aug 10, 2026
$44,372.69
397
$111.77
0
Veness Adam M
SVP, General Counsel and Sec.
Exempt
Aug 07, 2026
$0.00
3,833
$0.00
76,167