Talphera, Inc.
Talphera, Inc. (TLPH) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · TLPH · as of Sep 30, 2025
Ownership Breakdown
38
Institutional Holders
▲ 7 vs Q2
$15.88M
Total Inst. Value
▲ $13.45M vs Q2
20.52M
Shares Outstanding
freeFloat 62.21%
17.78M
13F Shares Held
▲ 12.50M vs Q2
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
TLPH largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
AIGH CAPITAL MANAGEMENT LLC pharmaceutical preparations | 4.45M | 12.90% | 12.90% | $3.98B | Oct 31, 2025 | NEW |
ROSALIND ADVISORS, INC. pharmaceutical preparations | 4.39M | 12.70% | 12.70% | $3.92B | Nov 13, 2025 | ▲ 2.38M |
ROCK SPRINGS CAPITAL MANAGEMENT LP pharmaceutical preparations | 3.59M | 10.39% | 10.39% | $3.21B | Nov 14, 2025 | ▲ 3.27M |
NANTAHALA CAPITAL MANAGEMENT, LLC pharmaceutical preparations | 3.49M | 10.11% | 10.11% | $3.12B | Nov 14, 2025 | ▲ 1.50M |
BLEICHROEDER LP pharmaceutical preparations | 881.2K | 2.55% | 2.55% | $787.06M | Nov 14, 2025 | ▲ 454.5K |
VANGUARD GROUP INC pharmaceutical preparations | 286.2K | 82.89% | 82.89% | $256.75M | Nov 7, 2025 | ▲ 204.9K |
CAPTION MANAGEMENT, LLC pharmaceutical preparations | 250.0K | 72.40% | 72.40% | $223.30M | Nov 14, 2025 | NEW |
GEODE CAPITAL MANAGEMENT, LLC pharmaceutical preparations | 165.7K | 47.98% | 47.98% | $148.70M | Nov 12, 2025 | ▲ 299 |
DAUNTLESS INVESTMENT GROUP, LLC pharmaceutical preparations | 100.0K | 28.96% | 28.96% | $89.32M | Nov 14, 2025 | NEW |
VALUES FIRST ADVISORS, INC. pharmaceutical preparations | 97.9K | 28.35% | 28.35% | $87.43M | Oct 21, 2025 | ▼ 1.3K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
13
Increased
+7.93M shares9
New Positions
first time holders4
Decreased
−1.6K shares4
Sold Out
fully exitedNet shares change (top 50)
+7.93M
+7.93M / −1.6K
Net new holders
+14
9 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
TLPH insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
5
Sell transactions
0.00
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 |
|---|---|---|---|---|---|---|---|
Aslam Shakil Chief Medical Officer | May 20, 2026 | Tax Withhold | 4,518 | $0.82 | $3.7K | 76.5K | Form 4 ↗ |
Angotti Vincent J. CHIEF EXECUTIVE OFFICER | Apr 2, 2026 | Tax Withhold | 9,938 | $0.72 | $7.2K | 790.8K | Form 4 ↗ |
ASADORIAN RAFFI Chief Financial Officer | Apr 2, 2026 | Tax Withhold | 2,444 | $0.72 | $1.8K | 85.9K | Form 4 ↗ |
Aslam Shakil Chief Medical Officer | Apr 2, 2026 | Tax Withhold | 2,118 | $0.72 | $1.5K | 81.1K | Form 4 ↗ |
Dasu Badri N Chief Engineering Officer | Apr 2, 2026 | Tax Withhold | 2,444 | $0.72 | $1.8K | 71.4K | Form 4 ↗ |
Angotti Vincent J. CHIEF EXECUTIVE OFFICER | Mar 13, 2026 | Purchase | 213,310 | $0.59 | $125.0K | 800.7K | Form 4 ↗ |
Nantahala Capital Management, LLC See remarks | Mar 13, 2026 | Award | 4,266,211 | $0.00 | $4.3K | 18.82M | Form 4 ↗ |
Angotti Vincent J. CHIEF EXECUTIVE OFFICER | Feb 12, 2026 | Award | 594,000 | $0.81 | $482.5K | 594.0K | Form 4 ↗ |
Angotti Vincent J. CHIEF EXECUTIVE OFFICER | Feb 12, 2026 | Purchase | 105,364 | $0.81 | $85.6K | 587.0K | Form 4 ↗ |
Angotti Vincent J. CHIEF EXECUTIVE OFFICER | Feb 14, 2026 | Tax Withhold | 9,559 | $0.79 | $7.6K | 577.4K | 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
Talphera, Inc. (TLPH) is primarily owned by institutional investors, who hold approximately 86.7% of total shares outstanding. Company insiders own approximately 37.79%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of Talphera, Inc. is AIGH CAPITAL MANAGEMENT LLC, holding approximately 4.45 million shares — equal to 12.90% of outstanding shares — as of September 30, 2025.
A total of 38 institutional investors currently hold TLPH stock, with a combined institutional value of approximately $15,882,410 as of the most recent 13F filing period.
Frequently asked questions
TLPH ownershipTalphera, Inc. (TLPH) is primarily owned by institutional investors, who hold approximately 86.7% of shares. The largest shareholder is AIGH CAPITAL MANAGEMENT LLC with a 12.90% stake. Company insiders hold 37.79%. Data sourced from SEC Form 13F as of September 30, 2025.