Insider · CIK 0001983161
Jan Stahlberg
Files at DMAC (DiaMedica Therapeutics Inc.). First filing Jul 25, 2025, latest Dec 8, 2025.
Jan Stahlberg files SEC Form 4 as 10% owner at DMAC (DiaMedica Therapeutics Inc.). Since Jul 25, 2025, Jan Stahlberg has reported 3 open-market buys worth $19M and 0 open-market sells worth $0, the latest filed on Dec 8, 2025.
A track record needs three past buys with six months of prices behind them; Jan Stahlberg has 0, so none is measured yet.
The newest scored trade: bought $7.6M of DMAC on Nov 17, 2025, filed Dec 8, 2025, scored 35 (weak). In the last 12 months: 1 buy worth $7.6M and 0 sells worth $0.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
DMAC: DiaMedica Therapeutics Inc.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 35Weak | DMACbuy DiaMedica Therapeutics Inc. | $7.6M 1,061,277 shares | +14% | - | |
| 40Moderate | DMACbuy DiaMedica Therapeutics Inc. | $6.0M 1,000,000 shares | +15% | - | |
| 53Moderate | DiaMedica Therapeutics Inc. | $5.4M 1,542,857 shares | +30% | - |
Transactions
Every row this insider has filed, 17 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Nov 17, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +187,393 | $6.52 | $1.2M | 7,951,858 | Dec 8, 2025 |
| Nov 18, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +182,882 | $6.75 | $1.2M | 8,134,740 | Dec 8, 2025 |
| Nov 19, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +240,352 | $7.21 | $1.7M | 8,375,092 | Dec 8, 2025 |
| Nov 20, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +128,426 | $7.41 | $951k | 8,503,518 | Dec 8, 2025 |
| Nov 21, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +208,872 | $7.41 | $1.5M | 8,712,390 | Dec 8, 2025 |
| Nov 24, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +40,253 | $7.89 | $318k | 8,752,643 | Dec 8, 2025 |
| Nov 25, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +73,099 | $8.57 | $627k | 8,825,742 | Dec 8, 2025 |
| Aug 13, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +293,601 | $5.91 | $1.7M | 7,058,066 | Sep 4, 2025 |
| Aug 14, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +70,414 | $5.99 | $422k | 7,128,480 | Sep 4, 2025 |
| Aug 15, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +8,233 | $6.00 | $49k | 7,136,713 | Sep 4, 2025 |
| Aug 20, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +71,107 | $5.86 | $416k | 7,207,820 | Sep 4, 2025 |
| Aug 21, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +48,172 | $5.96 | $287k | 7,255,992 | Sep 4, 2025 |
| Aug 22, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +59,788 | $5.96 | $357k | 7,315,780 | Sep 4, 2025 |
| Aug 25, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +338,265 | $6.00 | $2.0M | 7,654,045 | Sep 4, 2025 |
| Aug 26, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +59,648 | $6.00 | $358k | 7,713,693 | Sep 4, 2025 |
| Aug 27, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote | +50,772 | $6.00 | $305k | 7,764,465 | Sep 4, 2025 |
| Jul 23, 2025 | DMAC DiaMedica Therapeutics Inc. | POpen-market purchase Common Sharesindirect: See Footnote 1 | +1,542,857 | $3.50 | $5.4M | 6,764,465 | Jul 25, 2025 |
Questions about Jan Stahlberg
Answered from the filings on this page, as of the latest one.
Is Jan Stahlberg buying or selling?
In the last 12 months Jan Stahlberg reported 1 open-market buy worth $7.6M and 0 open-market sells worth $0 on SEC Form 4; the latest was bought $7.6M of DMAC on Nov 17, 2025. Grants, option exercises and tax withholding are not counted.
How did Jan Stahlberg's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Jan Stahlberg has 0.
Where does Jan Stahlberg file Form 4?
Jan Stahlberg has filed Form 4 at DMAC (DiaMedica Therapeutics Inc.). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.