STOCK TITAN

[Form 4] Rocket Lab Corp Insider Trading Activity

Filing Impact
(High)
Filing Sentiment
(Negative)
Form Type
4

Frank Klein, Chief Operations Officer of Rocket Lab Corp (RKLB), reported multiple sales of common stock on September 16-17, 2025. The filings show a series of sell-to-cover transactions tied to RSU vesting and additional sales executed under a Rule 10b5-1 trading plan. Across the listed transactions the reporting person disposed of 49,821 shares at weighted-average prices that ranged roughly from $47.13 to $52.05. Following the reported dispositions, the filing shows the reporting person beneficially owned 1,316,005 shares of common stock. The form states the sales were to satisfy tax-withholding obligations and pursuant to an existing trading plan, and provides weighted-average price ranges for each tranche.

Frank Klein, Chief Operations Officer di Rocket Lab Corp (RKLB), ha segnalato multiple vendite di azioni ordinarie il 16 e 17 settembre 2025. Le dichiarazioni indicano una serie di operazioni vendita per copertura correlate al vesting degli RSU e ulteriori vendite effettuate nell'ambito di un piano di trading Rule 10b5-1. Nel complesso delle operazioni indicate, la persona che segnala ha alienato 49.821 azioni a prezzi medi ponderati approssimativamente compresi tra $47,13 e $52,05. A seguito delle disposizioni riportate, la persona che segnala deteneva di diritto 1.316.005 azioni di azioni ordinarie. Il modulo afferma che le vendite erano destinate a soddisfare le obbligazioni fiscali e sono avvenute nell’ambito di un piano di trading esistente, e fornisce intervalli di prezzo medi ponderati per ciascuna tranche.

Frank Klein, Director de Operaciones de Rocket Lab Corp (RKLB), informó de múltiples ventas de acciones comunes los días 16 y 17 de septiembre de 2025. Los folios muestran una serie de operaciones de venta para cubrir vinculadas al vesting de RSU y ventas adicionales ejecutadas bajo un plan de negociación Rule 10b5-1. En conjunto, la persona reportante dispuso de 49.821 acciones a precios medios ponderados que oscilaron aproximadamente entre $47,13 y $52,05. Tras las disposiciones reportadas, la persona reportante poseía de forma beneficiosa 1.316.005 acciones de acciones comunes. El formulario indica que las ventas se realizaron para satisfacer obligaciones fiscales y conforme a un plan de negociación existente, y proporciona rangos de precios medios ponderados para cada tramo.

Rocket Lab Corp(RKLB)의 최고운영책임자 Frank Klein은 2025년 9월 16-17일에 다수의 보통주 매도를 보고했습니다. 서류에는 RSU 베스팅과 관련된 커버 매도 거래 시리즈와 10b5-1 거래 계획에 따라 추가 매도가 표시되어 있습니다. 나열된 거래들에서 보고자는 49,821주를 가중평균가 $47.13에서 $52.05 사이의 대략적인 가격으로 처분했습니다. 보고된 처분 이후, 보고자는 유익하게 1,316,005주의 보통주를 보유하고 있는 것으로 나타납니다. 양식은 매도들이 세금 원천징수를 충당하기 위한 것이며 기존 거래계획에 따른 것이라고 명시하고 있으며 각 구간에 대한 가중평균 가격 범위를 제공합니다.

Frank Klein, Directeur des Opérations chez Rocket Lab Corp (RKLB), a signalé plusieurs ventes d’actions ordinaires les 16 et 17 septembre 2025. Les dépôts montrent une série de transactions de vente pour couvrir liées à la maturation des RSU et des ventes supplémentaires effectuées dans le cadre d’un plan de trading Rule 10b5-1. Au total des transactions répertoriées, la personne déclarant a cédé 49 821 actions à des prix moyens pondérés se situant approximativement entre $47,13 et $52,05. À la suite des cessions signalées, la personne déclarant détenait avantageusement 1 316 005 actions ordinaires. Le formulaire indique que les ventes visaient à satisfaire les obligations fiscales et ont eu lieu dans le cadre d’un plan de trading existant, et fournit des fourchettes de prix moyens pondérés pour chaque tranche.

Frank Klein, Chief Operations Officer von Rocket Lab Corp (RKLB), meldete am 16. und 17. September 2025 mehrere Verkäufe von Stammaktien. Die Einreichungen zeigen eine Reihe von Sell-to-Cover-Transaktionen im Zusammenhang mit RSU-Vesting und zusätzliche Verkäufe, die im Rahmen eines Handelsplans nach Rule 10b5-1 durchgeführt wurden. Bei den aufgeführten Transaktionen veräußerte die meldende Person 49.821 Aktien zu gewogenen Durchschnittspreisen, die sich grob zwischen $47,13 und $52,05 bewegten. Nach den gemeldeten Veräußerungen besaß die meldende Person vorteilhaft 1.316.005 Aktien der Stammaktien. Das Formular besagt, dass die Verkäufe zur Begleichung von Steuerrückstellungen erfolgten und im Rahmen eines bestehenden Handelsplans stattfanden, und führt gewogene Durchschnittspreisspannen für jede Tranche an.

فرانك كلاين، رئيس العمليات في شركة روكِت لاب كورب (RKLB)، أبلغ عن عدة مبيعات لأسهم عادية في 16 و17 سبتمبر 2025. تُظهر الملفات سلسلة من المعاملات البيع لغرض التغطية المرتبطة بتثبيت RSU ومبيعات إضافية نفذت بموجب خطة تداول Rule 10b5-1. عبر المعاملات المدرجة، باع الشخص المبلغ 49,821 سهماً من الأسهم العادية بسعر موزون يتراوح تقريبا بين $47.13 و$52.05. وبعد التصرفات، كانت ملكية الشخص المبلغ فعلياً 1,316,005 سهم من الأسهم العادية. وتذكر الاستمارة أن البيع كان لتلبية التزامات اقتطاع الضرائب وبموجب خطة تداول موجودة، وتوفر نطاقات السعر المتوسط المرجحة لكل شريحة.

Rocket Lab Corp(RKLB)首席运营官 Frank Klein 于2025年9月16-17日披露了多笔普通股交易。 文件显示一系列与 RSU 授予归属相关的覆盖卖出交易以及在一个 Rule 10b5-1 交易计划下执行的额外卖出。 在所列交易中,披露人以加权平均价大致在 $47.13 至 $52.05 的区间处置了 49,821 股 普通股。 发生处置后,披露人实际持有 1,316,005 股 普通股。 表格声明这些出售旨在履行情内税款代扣义务,且遵循现有交易计划,并为每一笔提供了加权平均价格区间。

Positive
  • Clear disclosure of the reasons for the sales (sell-to-cover for RSU tax withholding and Rule 10b5-1 plan) demonstrating regulatory compliance
  • Detailed price ranges and an undertaking to provide per-transaction pricing on request, enhancing transparency
Negative
  • Insider sold 49,821 shares across September 16-17, 2025, which represents a material disposition of holdings that investors may notice

Insights

TL;DR: Routine insider sales via sell-to-cover and a 10b5-1 plan; disposals total 49,821 shares with weighted-average prices ~ $47.13–$52.05.

The transactions disclosed are sales rather than open-market buys and were largely described as sell-to-cover to satisfy tax withholding on vested RSUs, with additional automatic sales under a Rule 10b5-1 plan. The filing provides weighted-average price ranges for each tranche and reports the reporting person retained 1,316,005 shares after the sales. From a financial-analysis perspective, these are standard liquidity and tax-related insider transactions and do not, by themselves, indicate a change in company fundamentals. The disclosures are complete with price ranges and an offer to provide detailed per-transaction pricing on request.

TL;DR: Compliance-focused disclosure; use of a 10b5-1 plan and explicit sell-to-cover explanations reduce governance concerns.

The Form 4 clearly documents the nature of the disposals: sell-to-cover for RSU tax obligations and automatic sales under a Rule 10b5-1 plan adopted December 13, 2024. That transparency aligns with best practices for insider trading disclosures. The filing includes weighted-average price ranges and an explicit statement committing to provide detailed pricing if requested, which supports good governance and regulatory compliance. These factors mitigate typical red flags associated with insider sales.

Frank Klein, Chief Operations Officer di Rocket Lab Corp (RKLB), ha segnalato multiple vendite di azioni ordinarie il 16 e 17 settembre 2025. Le dichiarazioni indicano una serie di operazioni vendita per copertura correlate al vesting degli RSU e ulteriori vendite effettuate nell'ambito di un piano di trading Rule 10b5-1. Nel complesso delle operazioni indicate, la persona che segnala ha alienato 49.821 azioni a prezzi medi ponderati approssimativamente compresi tra $47,13 e $52,05. A seguito delle disposizioni riportate, la persona che segnala deteneva di diritto 1.316.005 azioni di azioni ordinarie. Il modulo afferma che le vendite erano destinate a soddisfare le obbligazioni fiscali e sono avvenute nell’ambito di un piano di trading esistente, e fornisce intervalli di prezzo medi ponderati per ciascuna tranche.

Frank Klein, Director de Operaciones de Rocket Lab Corp (RKLB), informó de múltiples ventas de acciones comunes los días 16 y 17 de septiembre de 2025. Los folios muestran una serie de operaciones de venta para cubrir vinculadas al vesting de RSU y ventas adicionales ejecutadas bajo un plan de negociación Rule 10b5-1. En conjunto, la persona reportante dispuso de 49.821 acciones a precios medios ponderados que oscilaron aproximadamente entre $47,13 y $52,05. Tras las disposiciones reportadas, la persona reportante poseía de forma beneficiosa 1.316.005 acciones de acciones comunes. El formulario indica que las ventas se realizaron para satisfacer obligaciones fiscales y conforme a un plan de negociación existente, y proporciona rangos de precios medios ponderados para cada tramo.

Rocket Lab Corp(RKLB)의 최고운영책임자 Frank Klein은 2025년 9월 16-17일에 다수의 보통주 매도를 보고했습니다. 서류에는 RSU 베스팅과 관련된 커버 매도 거래 시리즈와 10b5-1 거래 계획에 따라 추가 매도가 표시되어 있습니다. 나열된 거래들에서 보고자는 49,821주를 가중평균가 $47.13에서 $52.05 사이의 대략적인 가격으로 처분했습니다. 보고된 처분 이후, 보고자는 유익하게 1,316,005주의 보통주를 보유하고 있는 것으로 나타납니다. 양식은 매도들이 세금 원천징수를 충당하기 위한 것이며 기존 거래계획에 따른 것이라고 명시하고 있으며 각 구간에 대한 가중평균 가격 범위를 제공합니다.

Frank Klein, Directeur des Opérations chez Rocket Lab Corp (RKLB), a signalé plusieurs ventes d’actions ordinaires les 16 et 17 septembre 2025. Les dépôts montrent une série de transactions de vente pour couvrir liées à la maturation des RSU et des ventes supplémentaires effectuées dans le cadre d’un plan de trading Rule 10b5-1. Au total des transactions répertoriées, la personne déclarant a cédé 49 821 actions à des prix moyens pondérés se situant approximativement entre $47,13 et $52,05. À la suite des cessions signalées, la personne déclarant détenait avantageusement 1 316 005 actions ordinaires. Le formulaire indique que les ventes visaient à satisfaire les obligations fiscales et ont eu lieu dans le cadre d’un plan de trading existant, et fournit des fourchettes de prix moyens pondérés pour chaque tranche.

Frank Klein, Chief Operations Officer von Rocket Lab Corp (RKLB), meldete am 16. und 17. September 2025 mehrere Verkäufe von Stammaktien. Die Einreichungen zeigen eine Reihe von Sell-to-Cover-Transaktionen im Zusammenhang mit RSU-Vesting und zusätzliche Verkäufe, die im Rahmen eines Handelsplans nach Rule 10b5-1 durchgeführt wurden. Bei den aufgeführten Transaktionen veräußerte die meldende Person 49.821 Aktien zu gewogenen Durchschnittspreisen, die sich grob zwischen $47,13 und $52,05 bewegten. Nach den gemeldeten Veräußerungen besaß die meldende Person vorteilhaft 1.316.005 Aktien der Stammaktien. Das Formular besagt, dass die Verkäufe zur Begleichung von Steuerrückstellungen erfolgten und im Rahmen eines bestehenden Handelsplans stattfanden, und führt gewogene Durchschnittspreisspannen für jede Tranche an.

SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
Klein Frank

(Last) (First) (Middle)
3881 MCGOWEN STREET

(Street)
LONG BEACH CA 90808

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Rocket Lab Corp [ RKLB ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Chief Operations Officer
3. Date of Earliest Transaction (Month/Day/Year)
09/16/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 09/16/2025 S 8,244(1) D $47.785(2) 1,357,582 D
Common Stock 09/16/2025 S 21,244(1) D $48.6044(3) 1,336,338 D
Common Stock 09/16/2025 S 9,169(1) D $49.4143(4) 1,327,169 D
Common Stock 09/16/2025 S 4,461(1) D $50.5206(5) 1,322,708 D
Common Stock 09/16/2025 S 2,417(1) D $51.6341(6) 1,320,291 D
Common Stock 09/17/2025 S 1,849(7) D $47.3118(8) 1,318,442 D
Common Stock 09/17/2025 S 2,437(7) D $48.0281(9) 1,316,005 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. Represents the sale of shares pursuant to a "sell-to-cover" transaction in order to satisfy applicable tax withholding obligations in connection with the vesting and settlement of restricted stock units previously granted to the reporting person.
2. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.1300 to $48.1200, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
3. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $48.1300 to $49.1200, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
4. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.1300 to $50.1200, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
5. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.1300 to $51.1100, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
6. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $51.1300 to $52.0500, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
7. Represents the sale of shares which occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2024.
8. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.6700 to $47.6600, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
9. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.6700 to $48.3500, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
By: /s/ Arjun Kampani, as Attorney-in-Fact For: Frank Klein 09/18/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transactions did Frank Klein report on Form 4 for RKLB?

The reporting person disclosed multiple sales totaling 49,821 shares of Rocket Lab common stock on September 16-17, 2025, including sell-to-cover transactions and sales under a Rule 10b5-1 plan.

Why were the shares sold according to the Form 4?

The filing states the sales were to satisfy tax withholding obligations related to vested restricted stock units and some sales occurred automatically under a Rule 10b5-1 trading plan.

How many Rocket Lab shares does Frank Klein beneficially own after these transactions?

Following the reported disposals, the Form 4 shows the reporting person beneficially owned 1,316,005 shares.

What price ranges were the sales executed at?

The weighted-average price ranges reported across the tranches span approximately $47.13 to $52.05; the form provides specific ranges per tranche and offers to provide per-transaction pricing on request.

Was a trading plan used for any of the sales?

Yes. The filing indicates some sales occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2024.
Rocket Lab Usa Inc

NASDAQ:RKLB

RKLB Rankings

RKLB Latest News

RKLB Latest SEC Filings

RKLB Stock Data

22.83B
475.20M
1.77%
61.5%
12.35%
Aerospace & Defense
Guided Missiles & Space Vehicles & Parts
Link
United States
LONG BEACH