Isaac Manke
CIK 1622769 · View on SEC EDGAR ↗
Insider
First SEC filing: March 18, 2026 · Latest: March 18, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 17 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | OKUR | A | 300,000 | — | — | 300,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 7, 2026 | OKUR | D | 15,300 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Aug. 7, 2026 | OKUR | A | 15,300 | — | — | 15,300 Direct | — | Acquired | (price as of 2026-08-20) |
| June 30, 2026 | QTTB | M | 53,521 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| June 30, 2026 | QTTB | M | 53,521 | $2.80 | $149,859 | 53,521 Direct | — | Acquired | 463.2% (price as of 2026-08-20) |
| June 12, 2026 | QTTB | A | 10,826 | — | — | 10,826 Direct | — | Acquired | (price as of 2026-08-20) |
| June 12, 2026 | QTTB | A | 9,810 | — | — | 9,810 Direct | — | Acquired | (price as of 2026-08-20) |
| Oct. 23, 2025 | QTTB | A | 53,521 | — | — | 53,521 Direct | — | Acquired | (price as of 2026-08-20) |
| Feb. 24, 2025 | QTTB | A | 19,008 | — | — | 19,008 Direct | — | Acquired | (price as of 2026-08-20) |
| Feb. 24, 2025 | QTTB | D | 19,008 | — | — | 0 Direct | — | Acquired | (price as of 2026-08-20) |
| Feb. 24, 2025 | QTTB | A | 2,627 | — | — | 2,627 Direct | — | Acquired | (price as of 2026-08-20) |
| Feb. 24, 2025 | QTTB | D | 2,627 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Feb. 24, 2025 | QTTB | A | 12,767 | — | — | 12,767 Direct | — | Acquired | (price as of 2026-08-20) |
| Feb. 24, 2025 | QTTB | D | 12,767 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Jan. 15, 2025 | QTTB | A | 19,008 | — | — | 19,008 Direct | — | Acquired | (price as of 2026-08-20) |
| April 1, 2024 | QTTB | A | 2,627 | $13.42 | $35,254 | 2,627 Direct | — | Acquired | 17.5% (price as of 2026-08-20) |
| March 25, 2024 | QTTB | A | 12,767 | — | — | 12,767 Direct | — | Acquired | (price as of 2026-08-20) |
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 |
|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | OKUR | Stock Option (right to buy) | Class A Common Stock (300,000) | $4.14 | Aug. 6, 2036 | 300,000 | Acquired |
| Aug. 7, 2026 | OKUR | Stock Option (right to buy) | Class A Common Stock (15,300) | $18.20 | Oct. 3, 2034 | 15,300 | Disposed |
| Aug. 7, 2026 | OKUR | Stock Option (right to buy) | Class A Common Stock (15,300) | $4.14 | Oct. 3, 2034 | 15,300 | Acquired |
| June 30, 2026 | QTTB | Stock Option (Right to Buy) | Common Stock (53,521) | $2.80 | Oct. 22, 2035 | 53,521 | Disposed |
| June 12, 2026 | QTTB | Stock Option (Right to Buy) | Common Stock | $12.64 | June 11, 2036 | 10,826 | Acquired |
| June 12, 2026 | QTTB | Stock Option (Right to Buy) | Common Stock (9,810) | $12.64 | June 11, 2036 | 9,810 | Acquired |
| Oct. 23, 2025 | QTTB | Stock Option (Right to Buy) | Common Stock (53,521) | $2.80 | Oct. 22, 2035 | 53,521 | Acquired |
| Feb. 24, 2025 | QTTB | Stock Option (Right to Buy) | Common Stock (19,008) | — | Jan. 14, 2035 | 19,008 | Acquired |
| Feb. 24, 2025 | QTTB | Stock Option (Right to Buy) | Common Stock (19,008) | $3.20 | Jan. 14, 2035 | 19,008 | Acquired |
| Feb. 24, 2025 | QTTB | Stock Option (Right to Buy) | Common Stock (2,627) | — | March 31, 2034 | 2,627 | Acquired |
| Feb. 24, 2025 | QTTB | Stock Option (Right to Buy) | Common Stock (2,627) | $18.00 | March 31, 2034 | 2,627 | Disposed |
| Feb. 24, 2025 | QTTB | Stock Option (Right to Buy) | Common Stock (12,767) | — | March 24, 2034 | 12,767 | Acquired |
| Feb. 24, 2025 | QTTB | Stock Option (Right to Buy) | Common Stock (12,767) | $16.82 | March 24, 2034 | 12,767 | Disposed |
| Jan. 15, 2025 | QTTB | Stock Option (Right to Buy) | Common Stock (19,008) | $3.20 | Jan. 14, 2035 | 19,008 | Acquired |
| April 1, 2024 | QTTB | Stock Option (Right to Buy) | Common Stock (2,627) | $18.00 | March 31, 2034 | 2,627 | Acquired |
| March 25, 2024 | QTTB | Stock Option (Right to Buy) | Common Stock (12,767) | $16.82 | March 24, 2034 | 12,767 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.