Every Form 4 that Blade Air Mobility, Inc. (BLDE) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow BLDE and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full BLDE filings page.
Strata Critical Medical, Inc. Co-CEO and CFO William A. Heyburn reported a Form 4 transaction involving company Class A common stock. On June 8, 2026, 31,671 shares were surrendered at a price of $5.87 per share. According to the footnote, these shares were withheld by the company to cover tax withholding obligations tied to the vesting of restricted stock units, rather than sold in the open market. After this tax-related share withholding, Heyburn held 1,548,997 shares directly, indicating he retained a substantially larger equity position in the company.
Strata Critical Medical, Inc. Chief Accounting Officer Cohen Amir reported an open-market sale of Class A common stock. On June 8, 2026, he sold 4,655 shares at $5.87 per share. After this transaction, he directly holds 146,608 shares of the company’s common stock.
Strata Critical Medical, Inc. director and Co-CEO Melissa M. Tomkiel reported an open-market sale of 29,730 shares of Class A common stock at $5.87 per share on June 8, 2026. Following this transaction, she directly holds 1,892,774 shares of the company’s Class A common stock.
Strata Critical Medical, Inc. CEO of Logistics Scott M. Wunsch reported an open-market sale of 5,550 shares of Class A common stock at $5.87 per share. After this sale, he holds 625,574 shares directly and 382,987 shares indirectly through a limited liability company of which he is the sole member.
Strata Critical Medical, Inc. Chief Accounting Officer Amir Cohen reported open-market sales of company Class A common stock. On May 22, 2026, he sold 40,575 shares at a weighted average price of $5.91 per share. On May 21, 2026, he sold an additional 10,300 shares at a weighted average price of $5.79 per share. After these transactions, Cohen directly held 151,263 shares of Class A common stock. The filing notes that at least one of the transactions was executed under a pre-arranged Rule 10b5-1 trading plan, indicating the sales were scheduled in advance.
Strata Critical Medical, Inc. Chief Accounting Officer Amir Cohen sold 14,306 shares of Class A common stock on May 11, 2026 in an open-market sale at a weighted average price of $5.79 per share. The transaction was executed under a Rule 10b5-1 trading plan adopted on December 10, 2025. Following this sale, Cohen directly holds 202,138 shares of the company’s Class A common stock.
Strata Critical Medical, Inc. reported that Velibor Krstic, a ten percent owner, had 1,577,500 warrants to purchase Class A Common Stock expire. These warrants, exercisable at $11.50 per share, expired worthless on May 7, 2026 under a Warrant Agreement dated September 12, 2019. Following the expiration, no warrants of this series remain held by the reporting person.
Strata Critical Medical, Inc. CEO, Logistics Scott M. Wunsch reported equity compensation activity involving Class A common stock. On April 23, 2026, he acquired 57,172 shares at $0.0000 per share as a grant tied to performance-based restricted stock units that vested after meeting certified performance criteria.
On April 24, 2026, the company withheld 13,922 shares at $4.92 per share to cover tax obligations related to the PSU vesting, a non-market disposition. Following these transactions, he held 631,124 shares directly and 382,987 shares indirectly through a limited liability company he solely owns.
Strata Critical Medical, Inc. Chief Accounting Officer Amir Cohen reported compensation-related equity activity involving performance-based restricted stock units (PSUs). On April 23, he acquired 83,505 shares of Class A common stock at no cost upon certification that PSU performance criteria from a March 20, 2025 grant were met. On April 24, 40,960 shares were withheld by the company at $4.92 per share to cover tax withholding obligations tied to the PSU vesting. After these routine award and tax-withholding entries, Cohen directly holds 216,444 shares of Class A common stock.
Strata Critical Medical, Inc. director and Co-CEO/General Counsel Melissa M. Tomkiel reported equity compensation activity in Class A common stock. On April 23, 2026, she acquired 630,264 shares at $0.00 per share from the vesting of performance-based restricted stock units. On April 24, 2026, 321,750 shares were disposed of at $4.92 per share, representing shares withheld by the company to cover tax obligations related to that vesting, not an open-market sale. After these transactions, she directly held 1,922,504 shares of Class A common stock.
Strata Critical Medical, Inc. Co-CEO and CFO William A. Heyburn reported equity compensation activity involving the company’s Class A common stock. On April 23, 2026, he acquired 545,625 shares at $0.0000 per share upon vesting of performance-based restricted stock units granted on March 20, 2025, after the compensation committee certified that performance criteria were met.
On April 24, 2026, 301,731 shares were disposed of at $4.92 per share through shares withheld by the issuer to cover tax withholding obligations related to the PSU vesting, rather than an open-market sale. Following these transactions, Heyburn directly held 1,580,668 shares of Class A common stock.
Strata Critical Medical, Inc. Chief Accounting Officer Amir Cohen reported routine share dispositions related to tax withholding on vested restricted stock units. On September 4, 2025 and September 10, 2025, the issuer withheld a total of 9,190 shares of Class A common stock to satisfy tax obligations. After these withholdings, Cohen directly owns 94,570 shares. This amended filing corrects an earlier Form 4 that had overstated his direct beneficial ownership by 5,483 shares due to an omitted tax-withholding entry.
Wunsch Scott M reported acquisition or exercise transactions in this Form 4 filing.
Strata Critical Medical, Inc. CEO Scott M. Wunsch received an equity award of 18,067 restricted stock units tied to the company’s Class A common stock. The RSUs were granted at no cash cost to him as part of his quarterly commission program.
All 18,067 RSUs vest on June 8, 2026, provided he continues serving the company, and will be settled in shares upon vesting. After this grant, he holds 587,874 shares directly and 382,987 shares indirectly through a limited liability company of which he is the sole member.
Strata Critical Medical, Inc. reported a Form 4 for officer Scott M. Wunsch, CEO of Trinity Air Medical. On March 8, 2026, 3,631 shares of Class A common stock were withheld by the company to cover tax obligations from restricted stock unit vesting, a non-market disposition. After this, Wunsch held 569,807 shares directly and 382,987 shares indirectly through a limited liability company of which he is the sole member.
Strata Critical Medical, Inc. Chief Accounting Officer Amir Cohen reported a routine tax-withholding transaction. The issuer withheld 2,433 shares of Class A common stock at $4.54 per share to satisfy taxes on vested restricted stock units, and Cohen now directly holds 179,384 shares.
Strata Critical Medical, Inc. director and Co-CEO/General Counsel Melissa M. Tomkiel reported a routine tax-related share disposition. On March 8, 2026, 29,372 shares of Class A common stock were withheld at $4.54 per share to satisfy tax obligations from vesting restricted stock units. This was not an open-market sale but shares retained by the company to cover taxes. After this withholding, Tomkiel directly holds 1,613,990 shares of Class A common stock, indicating the transaction affected only a small portion of her overall position.
Strata Critical Medical, Inc. director and Co-CEO/CFO William A. Heyburn reported a tax-related share disposition. On March 8, 2026, 31,314 shares of Class A common stock were withheld by the company to satisfy tax obligations tied to vesting restricted stock units, rather than sold on the open market. After this withholding, Heyburn directly holds 1,336,774 shares of Class A common stock.
Cohen Amir reported acquisition or exercise transactions in this Form 4 filing.
Strata Critical Medical, Inc. Chief Accounting Officer Amir Cohen received an equity award in the form of 64,191 Restricted Stock Units (RSUs) of Class A common stock, reported at a price of $0.00 per share. After this grant, his directly held stake increased to 181,817 shares.
The RSUs will be settled in common shares as they vest. According to the vesting schedule, 6.25% of the RSUs (rounded down to the nearest whole number) will vest every three months after March 8, 2026, with any remaining unvested RSUs vesting on March 8, 2030, as long as he continues serving the company.
Wunsch Scott M reported acquisition or exercise transactions in this Form 4 filing.
Strata Critical Medical, Inc. reported that Scott M. Wunsch, CEO of Trinity Air Medical, received a grant of 51,353 restricted stock units of Class A common stock at no cost. These RSUs vest 6.25% every three months after March 8, 2026, with remaining units vesting on March 8, 2030, contingent on continued service. Following this award, he holds 573,438 shares directly and 382,987 shares indirectly through a limited liability company of which he is the sole member.
Strata Critical Medical, Inc. director and Co-CEO/General Counsel Melissa M. Tomkiel reported a routine equity-related transaction. On 12/10/2025, 34,018 shares of Class A common stock were disposed of at $4.38 per share under transaction code F.
After this transaction, she beneficially owned 1,366,402 Class A shares, held directly. A footnote explains that the shares were withheld by the issuer to satisfy tax withholding obligations arising from the vesting of restricted stock units, rather than being sold in the open market.
Strata Critical Medical, Inc. reported an insider equity transaction by director and Co‑CEO and CFO William A. Heyburn on 12/10/2025. The filing shows 35,348 shares of Class A common stock were withheld by the company at $4.38 per share to cover tax obligations tied to vesting restricted stock units. After this tax withholding, he directly beneficially owned 1,368,088 shares of Class A common stock.
Strata Critical Medical, Inc. reported an insider transaction by an officer who serves as CEO of Trinity Air Medical. On 12/10/2025, the officer had 21,643 shares of Class A common stock withheld at $4.38 per share, recorded under transaction code F, in connection with tax withholding on vesting restricted stock units.
After this transaction, the officer beneficially owned 293,395 shares directly and 382,987 shares indirectly through a limited liability company of which the officer is the sole member. The filing describes the transaction as issuer share withholding to satisfy tax obligations related to equity compensation.
Strata Critical Medical, Inc. reported an insider tax-withholding transaction involving 3,716 shares of its Class A common stock. On 12/10/2025, Chief Accounting Officer Amir Cohen had 3,716 shares withheld at $4.38 per share to satisfy tax obligations triggered by the vesting of restricted stock units, and he now beneficially owns 117,626 shares directly.
Strata Critical Medical, Inc. (SRTA) reported an insider stock sale by a director. On 11/20/2025, the director sold 11,000 shares of Class A common stock at a price of $4.37 per share, coded as an open-market sale (transaction code S). After this transaction, the director beneficially owns 113,897 shares directly. The filing is a single‑reporting‑person Form 4 and does not list any derivative securities activity.
Strata Critical Medical, Inc. reported an insider transaction by a director on a Form 4. On 11/19/2025, the reporting person sold 11,000 shares of Class A common stock at a weighted average price of $4.3122 per share, with individual trade prices ranging from $4.31 to $4.32. After this sale, the director beneficially owns 124,897 shares of the company’s Class A common stock, held directly. No derivative securities transactions were reported in this filing.
Strata Critical Medical (SRTA): Co-CEO, General Counsel, and Director Melissa M. Tomkiel exercised employee stock options and acquired 27,778 shares of Class A common stock at $0.18 per share on 11/07/2025 (transaction code M). Following the transaction, she beneficially owns 1,400,420 shares, held directly.
The exercised options relate to grants first exercisable on 05/07/2021 and expiring on 07/28/2030. After this activity, 276,960 stock options remain beneficially owned, held directly.
Strata Critical Medical, Inc. reported insider equity activity by its Chief Accounting Officer, Amir Cohen. On 10/31/2025, Cohen acquired 41,786 shares at $0 upon certification of performance criteria tied to previously granted PSUs. On 11/03/2025, 20,497 shares were withheld by the company at $5.03 to cover taxes related to that vesting. Following these transactions, Cohen directly owned 121,342 shares.
Strata Critical Medical, Inc. (SRTA) reported insider equity changes by Co‑CEO, General Counsel, and Director Melissa M. Tomkiel. On 10/31/2025, she acquired 208,929 shares of Class A common stock at $0, reflecting certification of performance-based restricted stock units (PSUs). On 11/03/2025, 106,659 shares were disposed under code F at $5.03, representing shares withheld to satisfy tax obligations upon PSU vesting. Following these transactions, she beneficially owns 1,372,642 shares, held directly.
Strata Critical Medical, Inc. (SRTA): Director and Co-CEO/CFO William A. Heyburn reported equity changes on Form 4. On 10/31/2025, he acquired 181,072 shares of Class A common stock at $0 upon the Compensation Committee’s certification of performance criteria for PSUs granted on March 8, 2024. Following this, his beneficial ownership was 1,486,569 shares (direct).
On 11/03/2025, 100,133 shares were disposed of at $5.03 under transaction code “F,” reflecting shares withheld by the issuer to satisfy tax withholding obligations related to the PSU vesting. After these transactions, his beneficial ownership stood at 1,386,436 shares (direct).
Strata Critical Medical, Inc. reported an insider transaction by Co-CEO, General Counsel, and Director Melissa M. Tomkiel. On 10/22/2025, she exercised stock options (transaction code M) for 55,556 shares of Class A common stock at $0.18 per share and acquired the same number of shares.
After the transaction, she directly beneficially owned 1,270,372 shares. Her remaining derivative holdings included 304,738 stock options outstanding, originally exercisable from 05/07/2021 and expiring on 07/28/2030.