Latest filing published 22 Oct 2026 for Vector Science and Therapeutics Corp. (formerly OpenSesame Acquisition Corp.), €1,185.
Filing timeline
BuySaleInsider track record
Alexander Julian Dobranowski: trading record in brief
Alexander Julian Dobranowski sold in 2025 and bought afterwards. The 24 open-market sales, worth EUR 217,781 (median EUR 8,080), cluster in summer and autumn 2025 at HEALWELL AI Inc.: EUR 39,019 on September 19, 2025, EUR 17,260 on August 18, 2025 and EUR 16,718 on August 21, 2025. The 5 purchases are small (EUR 6,048 in total, median EUR 918) and more recent: EUR 2,705 on July 13, 2026 at Vector Science and Therapeutics Corp., then EUR 1,154 on November 27, 2025 and EUR 918 on November 21, 2025 at HEALWELL. Purchases are 17% of market trades.
Alexander Julian Dobranowski is a director and senior officer of HEALWELL AI (35 filings) and a director of Vector Science (3), two Toronto-listed issuers. The record holds 38 filings, 30 in 2025 and 8 in 2026, plus 3 grants, one option exercise and 5 filings of another kind.
Within 30 days of a colleague at HEALWELL AI Inc., Dobranowski has 22 own market trades, every one in the same direction. Colleague concerned: Blake Corbet. The 12 filings of the last twelve months include 5 purchases and no sale. Filings are published a median of 3 days after the trade.
Companies and markets linked to Alexander Julian Dobranowski
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 1,200 shares@ CA$1.570.0007% mcap30.5% of flowCommon SharesTSXSEDI:4793762
- 2,000 shares@ CA$2.180.045% mcap100.0% of flowCommon SharesTSXSEDI:4751872Canonical exit: 11 Oct 2026 (T+90)
- 16,385 sharesClass A Subordinate Voting SharesTSXSEDI:4748751
- 16,385 sharesPerformance Share UnitsTSXSEDI:4748750
- 112,179 sharesPerformance Share UnitsTSXSEDI:4748172
- 112,179 sharesRestricted Share UnitsTSXSEDI:4748169
- 224,358 sharesRestricted Share UnitsTSXSEDI:4748167
- 68,870 sharesOptionsTSXSEDI:4728109
- OptionsTSXSEDI:4728022
- Common SharesTSXSEDI:4709599
- 1,000 shares@ CA$0.87750.3% of flowClass A Subordinate Voting SharesTSXSEDI:4622211Canonical exit: 15 Mar 2026 (T+90)
- 2,000 shares@ CA$0.940.6% of flowClass A Subordinate Voting SharesTSXSEDI:4611316Canonical exit: 25 Feb 2026 (T+90)
- 1,530 shares@ CA$0.97510.5% of flowClass A Subordinate Voting SharesTSXSEDI:4608880Canonical exit: 19 Feb 2026 (T+90)
- 994 shares@ CA$1.190.4% of flowClass A Subordinate Voting SharesTSXSEDI:4604727Canonical exit: 10 Feb 2026 (T+90)
- 10,000 shares@ CA$1.404.5% of flowClass A Subordinate Voting SharesTSXSEDI:4580913
- 10,000 shares@ CA$1.434.6% of flowClass A Subordinate Voting SharesTSXSEDI:4580912
- 10,000 shares@ CA$1.404.5% of flowClass A Subordinate Voting SharesTSXSEDI:4580911
- 10,000 shares@ CA$1.31124.2% of flowClass A Subordinate Voting SharesTSXSEDI:4578215
- 10,000 shares@ CA$1.314.2% of flowClass A Subordinate Voting SharesTSXSEDI:4578216
- 9,600 shares@ CA$1.304.0% of flowClass A Subordinate Voting SharesTSXSEDI:4578217
- 10,000 shares@ CA$1.284.1% of flowClass A Subordinate Voting SharesTSXSEDI:4578218
- 10,000 shares@ CA$1.284.1% of flowClass A Subordinate Voting SharesTSXSEDI:4578219
- 10,000 shares@ CA$1.4294.6% of flowClass A Subordinate Voting SharesTSXSEDI:4578221
- 45,000 shares@ CA$1.4120.4% of flowClass A Subordinate Voting SharesTSXSEDI:4578222
- 10,000 shares@ CA$1.424.6% of flowClass A Subordinate Voting SharesTSXSEDI:4578224
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