Skip to main content
MLSS logo

MLSS · Milestone Scientific Inc. · Holdings

Track MLSS — free
$0.44 +0.01 (+2.28%) At close · Sep 11
Market Cap
$39.40M
Shares
88.74M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 29
Total Value: $1,504,033
Total Shares: 4,700,127

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 29 13F filers · Δ vs Mar 31, 2026
Top Holder
44.1%
Sep 2023 → Jun 2026 · range 43.9% – 53.0%
+0.2 pts
Top 5
76.3%
Sep 2023 → Jun 2026 · range 71.5% – 82.1%
+4.8 pts
Top 10
88.7%
Sep 2023 → Jun 2026 · range 83.9% – 92.1%
+4.8 pts
HHI
2,315
Sep 2023 → Jun 2026 · range 2,240 – 3,106
Moderately concentrated+75

Quarterly Activity

vs Mar 31, 2026
New
2
Increased
7
Decreased
4
Sold Out
5
Unchanged
16
Holder count: -3
Institutional value: +14.7%
Shares held: +3.9%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 29 of 29
Export CSV
Holder Value (USD) % of 13F Shares Open
Key facts CIK 855683 CUSIP 59935P209 13F (30d) 5 filings 5 filers Visit website