NeuroOne Medical Technologies Corporation
NeuroOne Medical Technologies Corporation (NMTC) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · NMTC · as of Dec 31, 2021
Ownership Breakdown
13
Institutional Holders
▲ 6 vs Q3
$3.77M
Total Inst. Value
▲ $2.79M vs Q3
8.62M
Shares Outstanding
freeFloat 90.94%
1.95M
13F Shares Held
▲ 1.70M vs Q3
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
NMTC largest shareholders · institutional ownership
Q4 2021 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
STONEPINE CAPITAL MANAGEMENT, LLC surgical & medical instruments & apparatus | 498.4K | 3.23% | 3.23% | $967.00M | Feb 14, 2022 | NEW |
AIGH CAPITAL MANAGEMENT LLC surgical & medical instruments & apparatus | 475.0K | 3.08% | 3.08% | $921.00M | Feb 10, 2022 | NEW |
BLEICHROEDER LP surgical & medical instruments & apparatus | 375.0K | 2.43% | 2.43% | $728.00M | Feb 10, 2022 | NEW |
VANGUARD GROUP INC surgical & medical instruments & apparatus | 217.2K | 1.41% | 1.41% | $421.00M | Feb 14, 2022 | NEW |
WORTH VENTURE PARTNERS, LLC surgical & medical instruments & apparatus | 109.0K | 70.72% | 70.72% | $211.00M | Feb 14, 2022 | NEW |
EIDELMAN VIRANT CAPITAL surgical & medical instruments & apparatus | 75.0K | 48.67% | 48.67% | $146.00M | Feb 1, 2022 | NEW |
DRIVE WEALTH MANAGEMENT, LLC surgical & medical instruments & apparatus | 66.7K | 43.27% | 43.27% | $129.00M | Nov 15, 2022 | NEW |
INTERSECT CAPITAL LLC surgical & medical instruments & apparatus | 50.0K | 32.45% | 32.45% | $97.00M | Feb 14, 2022 | — held |
ARISTIDES CAPITAL LLC surgical & medical instruments & apparatus | 36.8K | 23.88% | 23.88% | $71.00M | Feb 14, 2022 | NEW |
NORTHERN TRUST CORP surgical & medical instruments & apparatus | 15.4K | 9.98% | 9.98% | $30.00M | Feb 8, 2022 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q4 2021 vs prior quarter
Q4 2021
1
Increased
+23 shares10
New Positions
first time holders3
Decreased
−122.2K shares4
Sold Out
fully exitedNet shares change (top 50)
122.2K
+23 / −122.2K
Net new holders
+4
10 new / 4 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
NMTC insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
2
Buy transactions
11
Sell transactions
0.18
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Mills Jason Richard director | Apr 3, 2026 | Award | 41,929 | — | — | 49.7K | Form 4 ↗ |
Mills Jason Richard director | Apr 3, 2026 | Award | 26,036 | $0.80 | $20.7K | 26.0K | Form 4 ↗ |
MATHIESEN JEFFREY S director | Apr 3, 2026 | Award | 41,929 | — | — | 156.3K | Form 4 ↗ |
MATHIESEN JEFFREY S director | Apr 3, 2026 | Award | 26,036 | $0.80 | $20.7K | 26.0K | Form 4 ↗ |
BUCKMAN PAUL director | Apr 3, 2026 | Award | 41,929 | — | — | 178.7K | Form 4 ↗ |
BUCKMAN PAUL director | Apr 3, 2026 | Award | 26,036 | $0.80 | $20.7K | 26.0K | Form 4 ↗ |
Andrle Edward director | Apr 3, 2026 | Award | 41,929 | — | — | 133.9K | Form 4 ↗ |
Andrle Edward director | Apr 3, 2026 | Award | 26,036 | $0.80 | $20.7K | 26.0K | Form 4 ↗ |
Christianson Mark Business Development Director | Mar 30, 2026 | Sale | 15,363 | $0.74 | $11.4K | 198.9K | Form 4 ↗ |
Christianson Mark Business Development Director | Mar 31, 2026 | Tax Withhold | 253 | $0.78 | $196.581 | 198.7K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
NeuroOne Medical Technologies Corporation (NMTC) is primarily owned by institutional investors, who hold approximately 22.6% of total shares outstanding. Company insiders own approximately 9.06%, while retail and public investors account for the remaining 68.36%.
The largest institutional shareholder of NeuroOne Medical Technologies Corporation is STONEPINE CAPITAL MANAGEMENT, LLC, holding approximately 498,354 shares — equal to 3.23% of outstanding shares — as of December 31, 2021.
A total of 13 institutional investors currently hold NMTC stock, with a combined institutional value of approximately $3,775,000 as of the most recent 13F filing period.
Frequently asked questions
NMTC ownershipNeuroOne Medical Technologies Corporation (NMTC) is primarily owned by institutional investors, who hold approximately 22.6% of shares. The largest shareholder is STONEPINE CAPITAL MANAGEMENT, LLC with a 3.23% stake. Company insiders hold 9.06%. Data sourced from SEC Form 13F as of December 31, 2021.