NasdaqGS · as of Oct 13, 16:00 ET · 15m delayAfter hours 21.000.00%
Open
22.04
Prev close
22.23
Day range
20.4122.82
52-week range
20.4147.65
Volume
3.30M3.15×
Mkt cap
1.86B
P/E ttm
—
Fwd P/E
-8.55
EPS ttm
-4.22
Div yield
0.00%
Earnings
Aug 11, 2026
From 52w high
−55.93%
MLYS shareholders
HDS
MLYS Ownership
13F / N-PORT filings via Yahoo
Institutions
117.5%
118.4% of the float
Insiders
0.7%
officers and directors
Institutional holders
322
filing positions
Top 10 institutions
53.7%
6 adding · 1 trimming
INST
Top Institutions
Institutions
Holder
% held
Shares
Value
Change
As of
Catalys Pacific, LLC
8.94%
7.90M
$165.98M
0.0%
Jun 30, 2026
RA Capital Management, L.P.
8.70%
7.69M
$161.55M
0.0%
Jun 30, 2026
Blackrock Inc.
6.66%
5.89M
$123.63M
+31.4%
Jun 30, 2026
Samsara BioCapital, LLC
6.64%
5.87M
$123.29M
0.0%
Jun 30, 2026
FMR, LLC
5.10%
4.51M
$94.75M
−7.2%
Jun 30, 2026
State Street Corporation
4.68%
4.14M
$86.97M
+41.1%
Jun 30, 2026
Deerfield Management Company, L.P
4.48%
3.96M
$83.12M
+100.0%
Jun 30, 2026
Vanguard Capital Management LLC
3.12%
2.76M
$57.89M
+12.3%
Jun 30, 2026
Laurion Capital Management, LP
2.83%
2.51M
$52.63M
+12.3%
Jun 30, 2026
Price (T.Rowe) Associates Inc
2.56%
2.26M
$47.51M
+68.4%
Jun 30, 2026
FUND
Top Funds
Funds
Holder
% held
Shares
Value
Change
As of
SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF
3.36%
2.97M
$62.36M
+7.5%
Aug 31, 2026
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund
2.23%
1.97M
$41.33M
+10.9%
Jun 30, 2026
SmallCap World Fund Inc
1.87%
1.65M
$34.70M
+315.0%
Jun 30, 2026
iShares Trust-iShares Russell 2000 ETF
1.67%
1.47M
$30.93M
+0.7%
Aug 31, 2026
Fidelity Select Portfolios-Select Health Care Portfolio
1.33%
1.18M
$24.78M
0.0%
Aug 31, 2026
T. Rowe Price New Horizons Fund, Inc.
0.94%
828.60K
$17.40M
+58.4%
Jun 30, 2026
American Century Mutual Funds, Inc.-Small Cap Growth Fund
0.90%
792.38K
$16.64M
0.0%
Jul 31, 2026
VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund
0.82%
728.43K
$15.30M
+18.3%
Jun 30, 2026
Fidelity Salem Street Trust-Fidelity Small Cap Index Fund
0.71%
627.89K
$13.19M
+0.9%
Jul 31, 2026
Fidelity Rutland Square TRT II-Strategic Advisers Fidelity U.S. Total
0.71%
630.00K
$13.23M
0.0%
Aug 31, 2026
Institutions report quarterly, up to 45 days after the quarter ends, so these positions can be months old. Change compares the share count with the holder's previous filing. Insider transactions are on the overview page (INSD).