Jonathan A Seiffer
Insider
First SEC filing: Dec. 30, 2020 · Latest: Dec. 30, 2020
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 19, 2026 | MCW | J | 219,213,079 | $7.00 | $1,534,491,553 | 0 Indirect | -100.00% | Disposed | |
| May 19, 2026 | MCW | J | 219,213,079 | $7.00 | $1,534,491,553 | 0 Indirect | -100.00% | Disposed | |
| March 14, 2025 | ASLE | D | 6,428,571 | $7.00 | $44,999,997 | 3,141,250 Indirect | -67.18% | Disposed | -28.0% (price as of 2026-10-02) |
| Oct. 21, 2024 | SIG | S | 102,500 | $99.25 | $10,173,125 | 0 Indirect | -100.00% | Disposed | 1.3% (price as of 2026-10-02) |
| Sept. 30, 2024 | SIG | S | 110,000 | $92.17 | $10,138,700 | 102,500 Indirect | -51.76% | Disposed | 9.1% (price as of 2026-10-02) |
| June 28, 2024 | SIG | A | 1,641 | · | · | 24,687 Direct | +7.12% | Acquired | (price as of 2026-10-02) |
| May 20, 2024 | SIG | S | 100,000 | $97.02 | $9,702,000 | 212,500 Indirect | -32.00% | Disposed | 3.7% (price as of 2026-10-02) |
| April 12, 2024 | SIG | S | 312,500 | $99.34 | $31,043,750 | 312,500 Indirect | -50.00% | Disposed | 1.2% (price as of 2026-10-02) |
| Dec. 15, 2023 | ASLE | S | 4,000,000 | $12.50 | $50,000,000 | 9,569,821 Indirect | -29.48% | Disposed | -59.7% (price as of 2026-10-02) |
| June 16, 2023 | SIG | A | 2,467 | · | · | 23,046 Direct | +11.99% | Acquired | (price as of 2026-10-02) |
| June 2, 2023 | ASLE | S | 4,000,000 | $15.00 | $60,000,000 | 13,569,821 Indirect | -22.77% | Disposed | -66.4% (price as of 2026-10-02) |
| Dec. 14, 2022 | ASLE | S | 112,100 | $10.00 | $1,121,000 | 17,569,821 Indirect | -0.63% | Disposed | -49.6% (price as of 2026-10-02) |
| Nov. 18, 2022 | ASLE | D | 1,451,820 | $14.80 | $21,486,936 | 17,681,921 Indirect | -7.59% | Disposed | -65.9% (price as of 2026-10-02) |
| Nov. 18, 2022 | ASLE | S | 4,452,249 | $14.80 | $65,893,285 | 19,133,741 Indirect | -18.88% | Disposed | -65.9% (price as of 2026-10-02) |
| Aug. 19, 2022 | ASLE | S | 4,398,750 | $16.22 | $71,347,725 | 23,585,990 Indirect | -15.72% | Disposed | -68.9% (price as of 2026-10-02) |
| June 17, 2022 | SIG | A | 2,667 | · | · | 20,579 Direct | +14.89% | Acquired | (price as of 2026-10-02) |
| Oct. 22, 2021 | ASLE | J | 967,117 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 22, 2021 | ASLE | J | 967,117 | · | · | 27,984,740 Indirect | +3.58% | Acquired | (price as of 2026-10-02) |
| Sept. 10, 2021 | ASLE | J | 20,565 | · | · | 967,117 Indirect | +2.17% | Acquired | (price as of 2026-10-02) |
| Sept. 10, 2021 | ASLE | J | 20,565 | · | · | 967,117 Indirect | -2.08% | Disposed | (price as of 2026-10-02) |
| Sept. 10, 2021 | ASLE | J | 574,528 | $12.55 | $7,210,326 | 27,017,623 Indirect | +2.17% | Acquired | -59.8% (price as of 2026-10-02) |
| Sept. 10, 2021 | ASLE | J | 574,528 | $12.55 | $7,210,326 | 27,017,623 Indirect | -2.08% | Disposed | -59.8% (price as of 2026-10-02) |
| Aug. 26, 2021 | MCW | S | 10,566,577 | $19.42 | $205,202,925 | 219,213,079 Indirect | -4.60% | Disposed | |
| June 29, 2021 | MCW | S | 8,607,544 | $14.21 | $122,313,200 | 229,779,656 Indirect | -3.61% | Disposed | |
| June 25, 2021 | SIG | A | 2,012 | · | · | 17,912 Direct | +12.65% | Acquired | (price as of 2026-10-02) |
| April 16, 2021 | ASLE | J | 967,117 | · | · | 967,117 Indirect | · | Acquired | (price as of 2026-10-02) |
| April 16, 2021 | ASLE | J | 967,117 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| April 16, 2021 | ASLE | J | 27,017,623 | $12.55 | $339,071,169 | 27,017,623 Indirect | · | Acquired | -59.8% (price as of 2026-10-02) |
| April 16, 2021 | ASLE | J | 27,017,623 | $12.55 | $339,071,169 | 0 Indirect | -100.00% | Disposed | -59.8% (price as of 2026-10-02) |
| Feb. 8, 2021 | ASLE | J | 967,117 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 8, 2021 | ASLE | J | 967,117 | $13.50 | $13,056,080 | 27,017,623 Indirect | +3.71% | Acquired | -62.7% (price as of 2026-10-02) |
| Dec. 28, 2020 | SIG | A | 472 | · | · | 15,665 Direct | +3.11% | Acquired | (price as of 2026-10-02) |
| Sept. 25, 2020 | SIG | A | 729 | · | · | 15,193 Direct | +5.04% | Acquired | (price as of 2026-10-02) |
| June 25, 2020 | SIG | A | 1,068 | · | · | 14,464 Direct | +7.97% | Acquired | (price as of 2026-10-02) |
| June 12, 2020 | SIG | A | 5,952 | · | · | 13,396 Direct | +79.96% | Acquired | (price as of 2026-10-02) |
| March 25, 2020 | SIG | A | 235 | · | · | 15,900 Direct | +1.50% | Acquired | (price as of 2026-10-02) |
| Oct. 4, 2019 | BJ | S | 75,000 | $23.72 | $1,779,000 | 57,704 Direct | -56.52% | Disposed | 300.3% (price as of 2026-10-02) |
| Sept. 17, 2019 | BJ | S | 2,987,094 | $25.68 | $76,708,574 | 0 Indirect | -100.00% | Disposed | 269.8% (price as of 2026-10-02) |
| Sept. 16, 2019 | BJ | J | 132,704 | · | · | 132,704 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 16, 2019 | BJ | J | 6,989,930 | · | · | 2,987,094 Indirect | -70.06% | Disposed | (price as of 2026-10-02) |
| June 14, 2019 | SIG | A | 7,444 | · | · | 7,444 Direct | · | Acquired | (price as of 2026-10-02) |
| June 7, 2019 | BJ | S | 8,750,000 | $24.53 | $214,637,500 | 9,977,024 Indirect | -46.72% | Disposed | 287.1% (price as of 2026-10-02) |
| March 12, 2019 | BJ | S | 9,775,000 | $24.58 | $240,269,500 | 18,727,024 Indirect | -34.30% | Disposed | 286.3% (price as of 2026-10-02) |
| Oct. 1, 2018 | BJ | S | 15,034,658 | $26.00 | $390,901,108 | 28,502,024 Indirect | -34.53% | Disposed | 265.2% (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Oct. 21, 2024 | SIG | Series A Convertible Preference Shares [F2] | Common Shares | · | · | 102,500 | Disposed |
| Sept. 30, 2024 | SIG | Series A Convertible Preference Shares [F2] | Common Shares | · | · | 110,000 | Disposed |
| May 20, 2024 | SIG | Series A Convertible Preference Shares [F2] | Common Shares | · | · | 100,000 | Disposed |
| April 12, 2024 | SIG | Series A Convertible Preference Shares [F2] | Common Shares | · | · | 312,500 | Disposed |
| Oct. 22, 2021 | ASLE | Contingent Earnout Shares | Common Stock | · | · | 967,117 | Disposed |
| Sept. 10, 2021 | ASLE | Contingent Earnout Shares | Common Stock | · | · | 20,565 | Acquired |
| Sept. 10, 2021 | ASLE | Contingent Earnout Shares | Common Stock | · | · | 20,565 | Disposed |
| April 16, 2021 | ASLE | Contingent Earnout Shares | Common Stock | · | · | 967,117 | Acquired |
| April 16, 2021 | ASLE | Contingent Earnout Shares | Common Stock | · | · | 967,117 | Disposed |
| Feb. 8, 2021 | ASLE | Contingent Earnout Shares | Common Stock | · | · | 967,117 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Dec. 30, 2020 | ASLE | Common Stock | · | Indirect |
| Dec. 30, 2020 | ASLE | Contingent Earnout Shares | 967,117 | Indirect |
| Dec. 30, 2020 | ASLE | Contingent Earnout Shares | 967,117 | Indirect |
| June 18, 2019 | SIG | Series A Convertible Preference Shares [F1] | · | Indirect |
| June 27, 2018 | BJ | Common Stock | · | Indirect |