Nasdaq · CIK 0001819994
RKLB Rocket Lab Corp
Insider trading from SEC Form 4. Last filing 11 d ago. Close $68.21 on Oct 9, 2026, +73% from the 52-week low and -55% from the high.
Rocket Lab Corp (RKLB) has 81 SEC Form 4 filings on file from 11 insiders, the latest filed on Oct 2, 2026. In the last 90 days insiders made 0 open-market buys worth $0 and 2 open-market sells worth $19M, net -$19M.
54 open-market trades have been scored at RKLB. The newest: Adam C. Spice (Chief Financial Officer) sold $9.9M of stock on Oct 1, 2026, filed Oct 2, 2026, scored 17 (weak), under a 10b5-1 plan. The largest of the 50 shown: Peter Beck (CEO) sold $141M on Dec 15, 2025, scored 65 (notable), under a 10b5-1 plan. 5 insiders sold within 14 days of each other around Mar 6, 2026.
RKLB closed at $68.21 on Oct 9, 2026, 73% above its 52-week low and 55% below its 52-week high.
25 Form 144 notices of planned sales are on file, the latest filed Dec 23, 2025.
Last 90 days
Net insider value
-$19M
more sold than bought
Buys
0
$0 by 0 insiders
Sells
2
$19M by 1 insider
Insiders on file
11
with a Form 4 at this company
Price and insider trades, last year
RKLBOct 9, 2026 · close 68.21
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at Rocket Lab Corp, scored: the newest 50 of 54.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 17Weak | Adam C. Spice Chief Financial Officer sell | $9.9M 140,157 shares | -11% | +78% from low-53% from high | |
| 17Weak | Adam C. Spice Chief Financial Officer sell | $8.8M 140,157 shares | -11% | +60% from low-58% from high | |
| 38Weak | Marvin Bradford Clevenger President, Rocket Lab USA, Inc sell | $513k 3,500 shares | -1% | +483% from low-1% from high | |
| 45Moderate | Marvin Bradford Clevenger President, Rocket Lab USA, Inc sell | $2.2M 15,549 shares | -3% | +464% from low0% from high | |
| 55Moderate | Merline Saintil director sell | $1.4M 18,126 shares | -6% | +328% from low-27% from high | |
| 45Moderate | Peter Beck CEO sell | $1.3M 18,857 shares | -2% | +334% from low-26% from high | |
| 40Moderate | Arjun Kampani SVP & General Counsel sell | $3.7M 52,472 shares | -12% | +334% from low-26% from high | |
| 40Moderate | Frank Klein Chief Operations Officer sell | $5.7M 81,250 shares | -7% | +334% from low-26% from high | |
| 42Moderate | Adam C. Spice Chief Financial Officer sell | $4.4M 62,744 shares | -5% | +334% from low-26% from high | |
| 28Weak | Jon A Olson director sell | $1.4M 15,205 shares | -4% | +445% from low-7% from high | |
| 45Moderate | Merline Saintil director sell | $9.4M 108,500 shares | -28% | +429% from low-2% from high | |
| 40Moderate | Frank Klein Chief Operations Officer sell | $7.3M 100,000 shares | -8% | +364% from low-2% from high | |
| 47Moderate | Adam C. Spice Chief Financial Officer sell | $103M 1,365,665 shares | -50% | +377% from low0% from high | |
| 42Moderate | Edward H. Frank director sell | $193k 2,500 shares | -2% | +371% from low-0% from high | |
| 40Moderate | Nina Armagno director sell | $1.9M 27,314 shares | -20% | +331% from low0% from high | |
| 35Weak | Jon A Olson director sell | $1.0M 15,000 shares | -4% | +331% from low0% from high | |
| 24Weak | Merline Saintil director sell | $325k 5,000 shares | -1% | +331% from low0% from high | |
| 23Weak | Merline Saintil director sell | $272k 5,000 shares | -1% | +230% from low-22% from high | |
| 65Notable | Peter Beck CEO sell | $141M 2,500,000 shares | -100% | +238% from low-20% from high | |
| 55Moderate | Merline Saintil director sell | $975k 15,000 shares | -4% | +276% from low-11% from high | |
| 48Moderate | Merline Saintil director sell | $480k 10,000 shares | -2% | +202% from low-29% from high | |
| 27Weak | Arjun Kampani SVP General Counsel & sell | $444k 10,554 shares | -2% | +156% from low-39% from high | |
| 27Weak | Frank Klein Chief Operations Officer sell | $199k 4,736 shares | -0% | +156% from low-39% from high | |
| 62Notable | Peter Beck CEO sell | $767k 18,857 shares | -2% | +159% from low-39% from high | |
| 55Moderate | Arjun Kampani SVP General Counsel & sell | $1.2M 28,615 shares | -6% | +159% from low-39% from high | |
| 60Notable | Frank Klein Chief Operations Officer sell | $1.7M 41,782 shares | -3% | +159% from low-39% from high | |
| 62Notable | Adam C. Spice Chief Financial Officer sell | $2.5M 62,627 shares | -3% | +146% from low-42% from high | |
| 60Notable | Jon A Olson director sell | $2.7M 60,400 shares | -14% | +141% from low-43% from high | |
| 57Moderate | Adam C. Spice Chief Financial Officer sell | $42M 874,588 shares | -30% | +567% from low-12% from high | |
| 35Weak | Arjun Kampani SVP General Counsel & sell | $2.0M 40,601 shares | -8% | +564% from low-13% from high | |
| 40Moderate | Frank Klein Chief Operations Officer sell | $2.4M 49,821 shares | -4% | +564% from low-13% from high | |
| 75Notable | Matthew Ocko director sell | $90M 1,873,097 shares | -173% | +564% from low-13% from high | |
| 62Notable | Adam C. Spice Chief Financial Officer sell | $3.3M 68,254 shares | -6% | +564% from low-13% from high | |
| 65Notable | Peter Beck President, CEO and Chairman sell | $127M 2,500,000 shares | -50% | +659% from low0% from high | |
| 15Weak | Merline Saintil director sell | $212k 6,353 shares | -1% | +401% from low0% from high | |
| 22Weak | Merline Saintil director sell | $187k 6,353 shares | -1% | +350% from low-5% from high | |
| 75Notable | Matthew Ocko director sell | $27M 1,020,000 shares | -74% | +295% from low-16% from high | |
| 21Weak | Arjun Kampani See Remarks sell | $156k 5,194 shares | -1% | +344% from low-6% from high | |
| 23Weak | Frank Klein Chief Operations Officer sell | $76k 2,546 shares | -0% | +344% from low-6% from high | |
| 34Weak | Arjun Kampani See Remarks sell | $911k 34,182 shares | -6% | +301% from low-15% from high | |
| 40Moderate | Frank Klein Chief Operations Officer sell | $1.2M 46,703 shares | -3% | +301% from low-15% from high | |
| 62Notable | Adam C. Spice Chief Financial Officer sell | $1.7M 63,444 shares | -5% | +301% from low-15% from high | |
| 21Weak | Arjun Kampani See Remarks sell | $158k 5,277 shares | -1% | +333% from low-8% from high | |
| 23Weak | Frank Klein Chief Operations Officer sell | $77k 2,569 shares | -0% | +333% from low-8% from high | |
| 23Weak | Arjun Kampani See Remarks sell | $626k 34,113 shares | -6% | - | |
| 31Weak | Frank Klein Chief Operations Officer sell | $847k 46,388 shares | -3% | - | |
| 36Weak | Nina Armagno director sell | $236k 10,000 shares | -7% | - | |
| 60Notable | Alexander R Slusky director sell | $2.4M 100,000 shares | -16% | - | |
| 51Moderate | Arjun Kampani General Counsel sell | $690k 28,562 shares | -4% | - | |
| 58Moderate | Frank Klein Chief Operations Officer sell | $868k 35,968 shares | -2% | - |
Planned sales
Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales
| Filed | Seller | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Dec 23, 2025 | Frank Edward H. Director | 2,500 0.00% of outstanding | $193k | Dec 23, 2025 | none |
| Dec 19, 2025 | NINA ARMAGNO Director | 27,314 0.01% of outstanding | $1.6M | Dec 19, 2025 | none |
| Dec 19, 2025 | JON OLSON Director | 30,205 0.01% of outstanding | $1.8M | Dec 19, 2025 | $2.7M |
| Dec 19, 2025 | MERLINE A SAINTIL Director | 5,000 0.00% of outstanding | $300k | Dec 19, 2025 | $1.7M |
| Dec 17, 2025 | MERLINE A SAINTIL Director | 5,000 0.00% of outstanding | $277k | Dec 17, 2025 | $1.5M |
| Dec 15, 2025 | Peter Beck Officer | 2,500,000 0.47% of outstanding | $139M | Dec 15, 2025 | $127M |
| Dec 12, 2025 | MERLINE A SAINTIL Director | 15,000 0.00% of outstanding | $975k | Dec 12, 2025 | $480k |
| Dec 4, 2025 | MERLINE A SAINTIL Director | 10,000 0.00% of outstanding | $480k | Dec 4, 2025 | none |
| Nov 26, 2025 | ARJUN KAMPANI Officer | 10,554 0.00% of outstanding | $450k | Nov 26, 2025 | $3.1M |
| Nov 26, 2025 | FRANK KLEIN Officer | 4,736 0.00% of outstanding | $202k | Nov 26, 2025 | $4.1M |
| Nov 24, 2025 | Beck Peter Officer | 15,588 0.00% of outstanding | $634k | Nov 24, 2025 | $135M |
| Nov 24, 2025 | Kampani Arjun Officer | 21,096 0.00% of outstanding | $858k | Nov 24, 2025 | $2.0M |
| Nov 24, 2025 | Klein Frank Officer | 41,782 0.01% of outstanding | $1.7M | Nov 24, 2025 | $2.4M |
| Nov 24, 2025 | Spice Adam C. Officer | 62,627 0.01% of outstanding | $2.5M | Nov 24, 2025 | $45M |
| Nov 17, 2025 | Olson Jon A Director | 60,400 0.01% of outstanding | $2.6M | Nov 17, 2025 | none |
| Sep 19, 2025 | ADAM C SPICE Officer | 874,588 0.18% of outstanding | $42M | Sep 19, 2025 | none |
| Sep 17, 2025 | ARJUN KAMPANI Officer | 9,416 0.00% of outstanding | $445k | Sep 17, 2025 | none |
| Sep 17, 2025 | FRANK KLEIN Officer | 4,286 0.00% of outstanding | $202k | Sep 17, 2025 | none |
| Sep 16, 2025 | Kampani Arjun Officer | 22,991 0.00% of outstanding | $1.1M | Sep 16, 2025 | none |
| Sep 16, 2025 | Klein Frank Officer | 45,535 0.01% of outstanding | $2.2M | Sep 16, 2025 | none |
| Sep 16, 2025 | Spice Adam C. Officer | 68,254 0.01% of outstanding | $3.3M | Sep 16, 2025 | none |
| Sep 15, 2025 | Peter Beck Officer | 2,500,000 0.52% of outstanding | $135M | Sep 15, 2025 | none |
| Jun 20, 2025 | MERLINE SAINTIL Director | 12,706 0.00% of outstanding | $354k | Jun 20, 2025 | none |
| Jun 9, 2025 | ARJUN KAMPANI Officer | 5,194 0.00% of outstanding | $150k | Jun 9, 2025 | $1.7M |
| Jun 9, 2025 | FRANK KLEIN Officer | 2,546 0.00% of outstanding | $74k | Jun 9, 2025 | $2.2M |
Transactions
The newest 50 of 253 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | Adam C. Spice Chief Financial Officer | MOption exercise Common Stock10b5-1 | +140,157 | $1.09 | $153k | 1,296,124 | 11 d ago |
| Oct 1, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -39,669 | $70.28 | $2.8M | 1,256,455 | 11 d ago |
| Oct 1, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -85,288 | $70.89 | $6.0M | 1,171,167 | 11 d ago |
| Oct 1, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -15,200 | $71.79 | $1.1M | 1,155,967 | 11 d ago |
| Oct 1, 2026 | Adam C. Spice Chief Financial Officer | MOption exercise Employee Stock Option (right to buy)derivative10b5-1 | -140,157 | $0.00 | $0 | 2,242,511 | 11 d ago |
| Sep 2, 2026 | Adam C. Spice Chief Financial Officer | MOption exercise Common Stock10b5-1 | +140,157 | $1.09 | $153k | 1,296,124 | 39 d ago |
| Sep 2, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -67,257 | $62.26 | $4.2M | 1,228,867 | 39 d ago |
| Sep 2, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -72,900 | $62.97 | $4.6M | 1,155,967 | 39 d ago |
| Sep 2, 2026 | Adam C. Spice Chief Financial Officer | MOption exercise Employee Stock Option (right to buy)derivative10b5-1 | -140,157 | $0.00 | $0 | 2,382,668 | 39 d ago |
| Aug 31, 2026 | Merline Saintil director | GGift Common Stock | -261,903 | $0.00 | $0 | 2,482 | 41 d ago |
| Aug 31, 2026 | Merline Saintil director | GGift Common Stockindirect: by Trust | +261,903 | $0.00 | $0 | 261,903 | 41 d ago |
| May 29, 2026 | Edward H. Frank director | GGift Common Stock | -91,373 | $0.00 | $0 | 53,613 | Jun 2, 2026 |
| May 29, 2026 | Edward H. Frank director | GGift Common Stockindirect: by Trust | +91,373 | $0.00 | $0 | 91,373 | Jun 2, 2026 |
| May 28, 2026 | Marvin Bradford Clevenger President, Rocket Lab USA, Inc | SOpen-market sale Common Stock | -3,500 | $146.67 | $513k | 473,975 | Jun 1, 2026 |
| May 26, 2026 | Marvin Bradford Clevenger President, Rocket Lab USA, Inc | SOpen-market sale Common Stock | -411 | $139.41 | $57k | 492,613 | May 28, 2026 |
| May 26, 2026 | Peter Beck CEO | CConversion Common Stockindirect: by Trust | +5,000,000 | $0.00 | $0 | 5,000,000 | May 28, 2026 |
| May 26, 2026 | Marvin Bradford Clevenger President, Rocket Lab USA, Inc | SOpen-market sale Common Stock | -1,222 | $140.20 | $171k | 491,391 | May 28, 2026 |
| May 26, 2026 | Peter Beck CEO | CConversion Series A Convertible Participating Preferred Stockderivativeindirect: by Trust10b5-1 | -5,000,000 | $0.00 | $0 | 40,951,250 | May 28, 2026 |
| May 26, 2026 | Marvin Bradford Clevenger President, Rocket Lab USA, Inc | SOpen-market sale Common Stock | -1,519 | $141.46 | $215k | 489,872 | May 28, 2026 |
| May 26, 2026 | Marvin Bradford Clevenger President, Rocket Lab USA, Inc | SOpen-market sale Common Stock | -4,524 | $142.36 | $644k | 485,348 | May 28, 2026 |
| May 26, 2026 | Marvin Bradford Clevenger President, Rocket Lab USA, Inc | SOpen-market sale Common Stock | -6,055 | $143.24 | $867k | 479,293 | May 28, 2026 |
| May 26, 2026 | Marvin Bradford Clevenger President, Rocket Lab USA, Inc | SOpen-market sale Common Stock | -1,818 | $144.13 | $262k | 477,475 | May 28, 2026 |
| May 20, 2026 | Edward H. Frank director | AGrant or award Common Stock | +2,482 | $0.00 | $0 | 144,986 | May 22, 2026 |
| May 20, 2026 | Nina Armagno director | AGrant or award Common Stock | +2,482 | $0.00 | $0 | 111,422 | May 22, 2026 |
| Mar 24, 2026 | Arjun Kampani SVP & General Counsel | AGrant or award Common Stock | +77,189 | $0.00 | $0 | 475,177 | Mar 26, 2026 |
| Mar 20, 2026 | Adam C. Spice Chief Financial Officer | GGift Common Stock | -1,558 | $0.00 | $0 | 1,295,266 | Mar 24, 2026 |
| Mar 6, 2026 | Merline Saintil director | SOpen-market sale Common Stock | -18,126 | $75.04 | $1.4M | 261,903 | Mar 9, 2026 |
| Mar 2, 2026 | Peter Beck CEO | SOpen-market sale Common Stock10b5-1 | -1,349 | $66.83 | $90k | 901,593 | Mar 4, 2026 |
| Mar 2, 2026 | Arjun Kampani SVP & General Counsel | SOpen-market sale Common Stock10b5-1 | -2,058 | $66.83 | $138k | 448,402 | Mar 4, 2026 |
| Mar 2, 2026 | Frank Klein Chief Operations Officer | SOpen-market sale Common Stock10b5-1 | -3,182 | $66.83 | $213k | 1,166,305 | Mar 4, 2026 |
| Mar 2, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -4,489 | $66.83 | $300k | 1,355,079 | Mar 4, 2026 |
| Mar 2, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -3,165 | $67.92 | $215k | 1,351,914 | Mar 4, 2026 |
| Mar 2, 2026 | Frank Klein Chief Operations Officer | SOpen-market sale Common Stock10b5-1 | -2,244 | $67.92 | $152k | 1,164,061 | Mar 4, 2026 |
| Mar 2, 2026 | Peter Beck CEO | SOpen-market sale Common Stock10b5-1 | -951 | $67.92 | $65k | 900,642 | Mar 4, 2026 |
| Mar 2, 2026 | Arjun Kampani SVP & General Counsel | SOpen-market sale Common Stock10b5-1 | -1,451 | $67.92 | $99k | 446,951 | Mar 4, 2026 |
| Mar 2, 2026 | Frank Klein Chief Operations Officer | SOpen-market sale Common Stock10b5-1 | -8,173 | $69.10 | $565k | 1,155,888 | Mar 4, 2026 |
| Mar 2, 2026 | Peter Beck CEO | SOpen-market sale Common Stock10b5-1 | -3,465 | $69.10 | $239k | 897,177 | Mar 4, 2026 |
| Mar 2, 2026 | Arjun Kampani SVP & General Counsel | SOpen-market sale Common Stock10b5-1 | -5,284 | $69.10 | $365k | 441,667 | Mar 4, 2026 |
| Mar 2, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -11,528 | $69.10 | $797k | 1,340,386 | Mar 4, 2026 |
| Mar 2, 2026 | Peter Beck CEO | SOpen-market sale Common Stock10b5-1 | -11,010 | $70.03 | $771k | 886,167 | Mar 4, 2026 |
| Mar 2, 2026 | Arjun Kampani SVP & General Counsel | SOpen-market sale Common Stock10b5-1 | -16,792 | $70.03 | $1.2M | 424,875 | Mar 4, 2026 |
| Mar 2, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -36,633 | $70.03 | $2.6M | 1,303,753 | Mar 4, 2026 |
| Mar 2, 2026 | Frank Klein Chief Operations Officer | SOpen-market sale Common Stock10b5-1 | -25,971 | $70.03 | $1.8M | 1,129,917 | Mar 4, 2026 |
| Mar 2, 2026 | Peter Beck CEO | SOpen-market sale Common Stock10b5-1 | -2,082 | $70.62 | $147k | 884,085 | Mar 4, 2026 |
| Mar 2, 2026 | Arjun Kampani SVP & General Counsel | SOpen-market sale Common Stock10b5-1 | -3,176 | $70.62 | $224k | 421,699 | Mar 4, 2026 |
| Mar 2, 2026 | Adam C. Spice Chief Financial Officer | SOpen-market sale Common Stock10b5-1 | -6,929 | $70.62 | $489k | 1,296,824 | Mar 4, 2026 |
| Mar 2, 2026 | Frank Klein Chief Operations Officer | SOpen-market sale Common Stock10b5-1 | -4,912 | $70.62 | $347k | 1,125,005 | Mar 4, 2026 |
| Mar 4, 2026 | Frank Klein Chief Operations Officer | SOpen-market sale Common Stock10b5-1 | -2,000 | $70.26 | $141k | 1,123,005 | Mar 4, 2026 |
| Mar 4, 2026 | Arjun Kampani SVP & General Counsel | SOpen-market sale Common Stock10b5-1 | -2,436 | $70.52 | $172k | 419,263 | Mar 4, 2026 |
| Mar 4, 2026 | Frank Klein Chief Operations Officer | SOpen-market sale Common Stock10b5-1 | -10,296 | $71.32 | $734k | 1,112,709 | Mar 4, 2026 |
50 of 253 rows shown.
Insiders
Everyone who has filed a Form 4 here.
- Nina Armagnodirector
- Peter BeckCEO
- Marvin Bradford ClevengerPresident, Rocket Lab USA, Inc
- Edward H. Frankdirector
- Arjun KampaniSVP & General Counsel
- Frank KleinChief Operations Officer
- Matthew Ockodirector
- Jon A Olsondirector
- Merline Saintildirector
- Alexander R Sluskydirector, owner
- Adam C. SpiceChief Financial Officer
Questions about RKLB
Answered from the filings on this page, as of the latest one.
Are insiders buying RKLB?
As of Oct 2, 2026, SEC Form 4 filings show 0 open-market buys worth $0 by 0 insiders and 2 open-market sells worth $19M by 1 insider at Rocket Lab Corp in the last 90 days, net -$19M. Only purchases (code P) and sales (code S) count; grants, option exercises and tax withholding do not.
Who was the last insider to trade RKLB on the open market?
Adam C. Spice (Chief Financial Officer) sold $9.9M of RKLB on Oct 1, 2026 and filed the Form 4 on Oct 2, 2026. InsiderTell scored 17 (weak), under a 10b5-1 plan.
How many insiders file Form 4 at Rocket Lab Corp?
11 people have filed a Form 4 at Rocket Lab Corp, among them Nina Armagno (director), Peter Beck (CEO), Marvin Bradford Clevenger (President, Rocket Lab USA, Inc). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.