Klein Frank
Officer · RKLB
As of 2026-09-16, Klein Frank has 57 Form 4 transactions on record across 1 company — 44 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Pattern in the record: open-market sales filed in May in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $59.0M
- Indirect $0
| RKLB | direct | 925,737 sh | $59.0M |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-27 | RKLB | Sale | 19,800 @ $66.86 | $1.3M | −2.1% of holding | 926,195 | Form 4 |
| 2026-08-27 | RKLB | Sale | 15,300 @ $66.25 | $1.0M | −1.6% of holding | 945,995 | Form 4 |
| 2026-08-27 | RKLB | Sale | 458 @ $67.54 | $31K | −0.0% of holding | 925,737 | Form 4 |
| 2026-08-24 | RKLB | Sale | 42,270 @ $69.53 | $2.9M | −4.2% of holding | 964,717 | Form 4 |
| 2026-08-24 | RKLB | Sale | 2,054 @ $71.17 | $146K | −0.2% of holding | 961,295 | Form 4 |
| 2026-08-24 | RKLB | Sale | 1,368 @ $70.20 | $96K | −0.1% of holding | 963,349 | Form 4 |
| 2026-05-28 | RKLB | Sale | 9,909 @ $147.13 | $1.5M | −1.0% of holding | 1,024,938 | Form 4 |
| 2026-05-28 | RKLB | Sale | 8,694 @ $148.13 | $1.3M | −0.8% of holding | 1,016,244 | Form 4 |
| 2026-05-28 | RKLB | Sale | 7,848 @ $149.09 | $1.2M | −0.8% of holding | 1,008,396 | Form 4 |
| 2026-05-28 | RKLB | Sale | 4,000 @ $146.27 | $585K | −0.4% of holding | 1,034,847 | Form 4 |
| 2026-05-28 | RKLB | Sale | 2,700 @ $144.15 | $389K | −0.3% of holding | 1,040,447 | Form 4 |
| 2026-05-28 | RKLB | Sale | 1,600 @ $145.23 | $232K | −0.2% of holding | 1,038,847 | Form 4 |
| 2026-05-28 | RKLB | Sale | 1,409 @ $149.99 | $211K | −0.1% of holding | 1,006,987 | Form 4 |
| 2026-05-28 | RKLB | Sale | 700 @ $143.05 | $100K | −0.1% of holding | 1,043,147 | Form 4 |
| 2026-05-26 | RKLB | Sale | 17,288 @ $143.24 | $2.5M | −1.6% of holding | 1,049,036 | Form 4 |
| 2026-05-26 | RKLB | Sale | 12,915 @ $142.35 | $1.8M | −1.2% of holding | 1,066,324 | Form 4 |
| 2026-05-26 | RKLB | Sale | 5,189 @ $144.13 | $748K | −0.5% of holding | 1,043,847 | Form 4 |
| 2026-05-26 | RKLB | Sale | 4,336 @ $141.46 | $613K | −0.4% of holding | 1,079,239 | Form 4 |
| 2026-05-26 | RKLB | Sale | 3,490 @ $140.20 | $489K | −0.3% of holding | 1,083,575 | Form 4 |
| 2026-05-26 | RKLB | Sale | 1,172 @ $139.41 | $163K | −0.1% of holding | 1,087,065 | Form 4 |
| 2026-03-04 | RKLB | Sale | 17,675 @ $72.02 | $1.3M | −1.6% of holding | 1,095,034 | Form 4 |
| 2026-03-04 | RKLB | Sale | 10,296 @ $71.32 | $734K | −0.9% of holding | 1,112,709 | Form 4 |
| 2026-03-04 | RKLB | Sale | 5,597 @ $73.08 | $409K | −0.5% of holding | 1,089,437 | Form 4 |
| 2026-03-04 | RKLB | Sale | 2,000 @ $70.25 | $141K | −0.2% of holding | 1,123,005 | Form 4 |
| 2026-03-04 | RKLB | Sale | 1,200 @ $73.82 | $89K | −0.1% of holding | 1,088,237 | Form 4 |
| 2026-03-02 | RKLB | Sale | 25,971 @ $70.03 | $1.8M | −2.2% of holding | 1,129,917 | Form 4 |
| 2026-03-02 | RKLB | Sale | 8,173 @ $69.10 | $565K | −0.7% of holding | 1,155,888 | Form 4 |
| 2026-03-02 | RKLB | Sale | 4,912 @ $70.62 | $347K | −0.4% of holding | 1,125,005 | Form 4 |
| 2026-03-02 | RKLB | Sale | 3,182 @ $66.83 | $213K | −0.3% of holding | 1,166,305 | Form 4 |
| 2026-03-02 | RKLB | Sale | 2,244 @ $67.92 | $152K | −0.2% of holding | 1,164,061 | Form 4 |
| 2026-01-02 | RKLB | Sale | 22,713 @ $75.80 | $1.7M | −1.9% of holding | 1,169,487 | Form 4 |
| 2026-01-02 | RKLB | Sale | 18,200 @ $72.82 | $1.3M | −1.5% of holding | 1,210,778 | Form 4 |
| 2026-01-02 | RKLB | Sale | 17,920 @ $71.00 | $1.3M | −1.4% of holding | 1,239,967 | Form 4 |
| 2026-01-02 | RKLB | Sale | 14,187 @ $74.81 | $1.1M | −1.2% of holding | 1,192,200 | Form 4 |
| 2026-01-02 | RKLB | Sale | 10,989 @ $71.79 | $789K | −0.9% of holding | 1,228,978 | Form 4 |
| 2026-01-02 | RKLB | Sale | 5,800 @ $69.79 | $405K | −0.5% of holding | 1,257,887 | Form 4 |
| 2026-01-02 | RKLB | Sale | 4,391 @ $73.88 | $324K | −0.4% of holding | 1,206,387 | Form 4 |
| 2026-01-02 | RKLB | Sale | 3,100 @ $68.91 | $214K | −0.2% of holding | 1,263,687 | Form 4 |
| 2026-01-02 | RKLB | Sale | 2,700 @ $67.61 | $183K | −0.2% of holding | 1,266,787 | Form 4 |
| 2025-11-26 | RKLB | Sale | 4,236 @ $41.96 | $178K | −0.3% of holding | 1,269,987 | Form 4 |
| 2025-11-26 | RKLB | Sale | 500 @ $43.16 | $22K | −0.0% of holding | 1,269,487 | Form 4 |
| 2025-11-24 | RKLB | Sale | 31,181 @ $40.86 | $1.3M | −2.4% of holding | 1,274,394 | Form 4 |
| 2025-11-24 | RKLB | Sale | 10,430 @ $40.02 | $417K | −0.8% of holding | 1,305,575 | Form 4 |
| 2025-11-24 | RKLB | Sale | 171 @ $41.35 | $7K | −0.0% of holding | 1,274,223 | Form 4 |
| 2025-09-17 | RKLB | Sale | 2,437 @ $48.03 | $117K | −0.2% of holding | 1,316,005 | Form 4 |
| 2025-09-17 | RKLB | Sale | 1,849 @ $47.31 | $87K | −0.1% of holding | 1,318,442 | Form 4 |
| 2025-09-16 | RKLB | Sale | 21,244 @ $48.60 | $1.0M | −1.6% of holding | 1,336,338 | Form 4 |
| 2025-09-16 | RKLB | Sale | 9,169 @ $49.41 | $453K | −0.7% of holding | 1,327,169 | Form 4 |
| 2025-09-16 | RKLB | Sale | 8,244 @ $47.78 | $394K | −0.6% of holding | 1,357,582 | Form 4 |
| 2025-09-16 | RKLB | Sale | 4,461 @ $50.52 | $225K | −0.3% of holding | 1,322,708 | Form 4 |
| 2025-09-16 | RKLB | Sale | 2,417 @ $51.63 | $125K | −0.2% of holding | 1,320,291 | Form 4 |
| 2025-06-09 | RKLB | Sale | 2,546 @ $30.00 | $76K | −0.2% of holding | 1,365,826 | Form 4 |
| 2025-06-02 | RKLB | Sale | 1,818 @ $26.51 | $48K | −0.1% of holding | 1,368,372 | Form 4 |
| 2025-05-30 | RKLB | Sale | 44,885 @ $26.66 | $1.2M | −3.2% of holding | 1,370,190 | Form 4 |
| 2025-05-28 | RKLB | Sale | 2,569 @ $29.97 | $77K | −0.2% of holding | 1,415,075 | Form 4 |
| 2025-03-17 | RKLB | Sale | 1,835 @ $19.93 | $37K | −0.1% of holding | 1,417,644 | Form 4 |
| 2025-03-14 | RKLB | Sale | 44,553 @ $18.18 | $810K | −3.0% of holding | 1,419,479 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.