MTSI · MACOM Technology Solutions Holdings, Inc.
← all insidersSemiconductors & Related Devices · Listed on Nasdaq
Open-market insider flow over 30d · 90d · 180d · 365d · filter in table · CSV · JSON
Open-market trades21
Distinct insiders3
Bought$0
Sold$3.48M
Net flow$-3.48M
Recent filings
How to read this
- Filed
- Date the Form 4 was filed with the SEC. Insiders must file within 2 business days of the trade.
- Ticker
- The issuer's stock symbol. Select it to open that company's insider-activity page.
- Issuer
- The company whose shares were traded.
- Sector
- The issuer's industry (SEC SIC classification). Select a value to filter to that sector.
- Insider
- The reporting person: an officer, director, or 10% owner. Select a name to see all of their trades.
- Role
- The insider's relationship to the company: director, officer, or 10% owner.
- Code
- SEC transaction code describing the kind of transaction. Full official definitions are under “Transaction codes” below. A dot marks an open-market trade (P/S), the highest-conviction signal.
- Side
- Direction of the trade, from the filing's Acquired (A) ▲ / Disposed of (D) ▼ field: a buy or a sell.
- 10b5-1
- Trade made under a pre-arranged Rule 10b5-1 plan: scheduled in advance, not a discretionary decision (generally lower signal).
- Shares
- Number of shares in this transaction.
- Price
- Reported price per share. Blank for grants, gifts, and other trades with no stated price.
- Value
- Transaction value = shares × price. Left blank for grants, option exercises, gifts, and conversions, which have no cash price (see Own Δ for their impact).
- Owned after
- Form 4 column “Amount of Securities Beneficially Owned Following Reported Transaction(s)”: shares the insider held (directly or indirectly) immediately after this trade.
- Own Δ
- How much this trade changed the insider's own holding versus what they held just before it (not a share of the company). +45% grew it by 45%, 2.0× more than doubled it, −100% sold the entire stake, “new” built a position from nothing.
- Co. Δ
- Change in the insider's stake as a share of the whole company from this trade (transaction shares ÷ shares outstanding). The “(now …)” figure is their resulting total stake. Based on the latest reported shares outstanding; blank when unavailable.
- D/I
- Form 4 column “Ownership Form: Direct (D) or Indirect (I)”. Indirect holdings (for example, through a trust, fund, or family member) are detailed in the filing's “Nature of Indirect Beneficial Ownership.”
- Lag
- Days from the trade date to the filing date (Form 4 is due within 2 business days).
Transaction codes
Verbatim from the SEC's General Instructions for Forms 3, 4 and 5.
- P
- Open market or private purchase of non-derivative or derivative security
- S
- Open market or private sale of non-derivative or derivative security
- A
- Grant, award or other acquisition pursuant to Rule 16b-3(d)
- D
- Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e)
- F
- Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3
- M
- Exercise or conversion of derivative security exempted pursuant to Rule 16b-3
- G
- Bona fide gift
- C
- Conversion of derivative security
- X
- Exercise of in-the-money or at-the-money derivative security
- J
- Other acquisition or disposition (describe transaction)
| Filed ↓Date the Form 4 was filed with the SEC (due within 2 business days of the trade). | Insider | Role | CodeSEC transaction code describing the kind of transaction. See “How to read this” above for the official SEC definition of each code. The dot marks an open-market trade (P/S). | SideDirection of the trade: a buy (acquired ▲) or a sell (disposed ▼). | Shares | PriceReported price per share. Blank for trades with no stated price. | ValueTransaction value = shares × price. Left blank for grants, option exercises, gifts, and conversions, which have no cash price (see Own Δ). | Owned afterShares the insider held (directly or indirectly) immediately after this trade. | Own ΔHow much this trade changed the insider's own holding versus what they held just before it (not a share of the company). +45% grew it by 45%, 2.0× more than doubled it, −100% sold the entire stake, “new” built a position from nothing. | Co. ΔChange in the insider's stake as a share of the whole company from this trade (transaction shares ÷ shares outstanding). The “(now …)” figure is their resulting total stake in the company. Based on the latest reported shares outstanding; blank when unavailable. | Link to SEC filing |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-01 | Dennehy Robert | Officer (Senior VP and COO) | S | ▼ sell10b5-1 | 2520 | $275.20 | $69.4K | 12,758 | −2% | −<0.01% (now 0.02%) | filing |
| 2026-08-19 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 4000 | $330.67 | $132.3K | 33,583 | −1% | −<0.01% (now 0.04%) | filing |
| 2026-08-19 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 3000 | $329.75 | $98.9K | 33,983 | −0.9% | −<0.01% (now 0.04%) | filing |
| 2026-08-19 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 1,6000 | $328.78 | $526.0K | 34,283 | −4% | −<0.01% (now 0.04%) | filing |
| 2026-08-19 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 1,6990 | $327.78 | $556.9K | 35,883 | −5% | −<0.01% (now 0.05%) | filing |
| 2026-08-19 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 5000 | $326.51 | $163.3K | 37,582 | −1% | −<0.01% (now 0.05%) | filing |
| 2026-08-19 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 9000 | $325.26 | $292.7K | 38,082 | −2% | −<0.01% (now 0.05%) | filing |
| 2026-08-19 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 4000 | $323.97 | $129.6K | 38,982 | −1% | −<0.01% (now 0.05%) | filing |
| 2026-08-19 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 1,5900 | $320.57 | $509.7K | 39,382 | −4% | −<0.01% (now 0.05%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $391.94 | $39.2K | 29,756 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 2910 | $389.74 | $113.4K | 29,856 | −1.0% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 4000 | $388.65 | $155.5K | 30,147 | −1% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 2000 | $387.25 | $77.5K | 30,547 | −0.7% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 4000 | $386.62 | $154.6K | 30,747 | −1% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 90 | $384.35 | $3.5K | 31,147 | −<0.1% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 3000 | $382.91 | $114.9K | 31,156 | −1.0% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 4200 | $382.04 | $160.5K | 31,456 | −1% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $379.80 | $38.0K | 31,876 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 2000 | $375.34 | $75.1K | 31,976 | −0.6% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $369.99 | $37.0K | 32,176 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-06-29 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $367.30 | $36.7K | 32,276 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 4000 | $391.07 | $156.4K | 38,389 | −1% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 1490 | $389.40 | $58.0K | 38,789 | −0.4% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 5510 | $388.38 | $214.0K | 38,938 | −1% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 1000 | $386.46 | $38.6K | 39,489 | −0.3% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 1000 | $382.60 | $38.3K | 39,589 | −0.3% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 1000 | $380.98 | $38.1K | 39,689 | −0.3% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 4000 | $378.86 | $151.5K | 39,789 | −1.0% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 2000 | $375.10 | $75.0K | 40,189 | −0.5% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 3000 | $374.09 | $112.2K | 40,389 | −0.7% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 3000 | $369.38 | $110.8K | 40,689 | −0.7% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 6000 | $367.95 | $220.8K | 40,989 | −1% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 3000 | $366.46 | $109.9K | 41,589 | −0.7% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 2,8200 | $364.89 | $1.03M | 41,889 | −6% | −<0.01% (now 0.05%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 2,0750 | $363.87 | $755.0K | 44,709 | −4% | −<0.01% (now 0.06%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 2,4290 | $362.94 | $881.6K | 46,784 | −5% | −<0.01% (now 0.06%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 9040 | $362.02 | $327.3K | 49,213 | −2% | −<0.01% (now 0.06%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 4000 | $360.49 | $144.2K | 50,117 | −0.8% | −<0.01% (now 0.07%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 2,2000 | $359.37 | $790.6K | 50,517 | −4% | −<0.01% (now 0.07%) | filing |
| 2026-06-02 | Daly Stephen G | Director, Officer (President and CEO) | S | ▼ sell10b5-1 | 1,5000 | $358.44 | $537.7K | 52,717 | −3% | −<0.01% (now 0.07%) | filing |
| 2026-05-21 | Shanmugaraj Murugesan | Director | G | ▼ sell | 1,4000 | — | — | 5,214 | −21% | −<0.01% (now <0.01%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 2000 | $377.70 | $75.5K | 40,972 | −0.5% | −<0.01% (now 0.05%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 4000 | $367.79 | $147.1K | 41,172 | −1.0% | −<0.01% (now 0.05%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 4000 | $365.68 | $146.3K | 41,572 | −1.0% | −<0.01% (now 0.05%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 5370 | $364.55 | $195.8K | 41,972 | −1% | −<0.01% (now 0.05%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 3630 | $362.96 | $131.8K | 42,509 | −0.8% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 3000 | $361.61 | $108.5K | 42,872 | −0.7% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 7590 | $360.33 | $273.5K | 43,172 | −2% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 7410 | $359.01 | $266.0K | 43,931 | −2% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 8000 | $357.59 | $286.1K | 44,672 | −2% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 1,1440 | $356.47 | $407.8K | 45,472 | −2% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 7000 | $354.83 | $248.4K | 46,616 | −1% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 8000 | $353.81 | $283.0K | 47,316 | −2% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | S | ▼ sell10b5-1 | 5000 | $352.79 | $176.4K | 48,116 | −1% | −<0.01% (now 0.06%) | filing |
| 2026-05-20 | Kober John | Officer (Senior VP and CFO) | A | ▲ buy10b5-1 | 1080 | $138.13 | $14.9K | 48,616 | +0.2% | +<0.01% (now 0.06%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 950 | $381.23 | $36.2K | 32,376 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $377.70 | $37.8K | 32,471 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $369.06 | $36.9K | 32,571 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 2000 | $367.50 | $73.5K | 32,671 | −0.6% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $364.93 | $36.5K | 32,871 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $362.89 | $36.3K | 32,971 | −0.3% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 5000 | $360.38 | $180.2K | 33,071 | −1% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 3000 | $358.84 | $107.7K | 33,571 | −0.9% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 5000 | $356.68 | $178.3K | 33,871 | −1% | −<0.01% (now 0.04%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 3000 | $355.06 | $106.5K | 34,371 | −0.9% | −<0.01% (now 0.05%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 3000 | $353.32 | $106.0K | 34,671 | −0.9% | −<0.01% (now 0.05%) | filing |
| 2026-05-20 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | A | ▲ buy10b5-1 | 850 | $138.13 | $11.7K | 34,971 | +0.2% | +<0.01% (now 0.05%) | filing |
| 2026-05-20 | Dennehy Robert | Officer (Senior VP and COO) | A | ▲ buy | 1460 | $138.13 | $20.2K | 13,010 | +1% | +<0.01% (now 0.02%) | filing |
| 2026-05-20 | BLAND CHARLES R | Director | G | ▼ sell | 3000 | — | — | 13,638 | −2% | −<0.01% (now 0.02%) | filing |
| 2026-05-20 | BLAND CHARLES R | Director | G | ▼ sell | 4000 | — | — | 13,938 | −3% | −<0.01% (now 0.02%) | filing |
| 2026-05-18 | CHUNG PETER Y | Director | S | ▼ sell | 43,2680 | $378.20 | $16.36M | 6,781 | −86% | −0.06% (now <0.01%) | filing |
| 2026-05-15 | BLAND CHARLES R | Director | S | ▼ sell | 8000 | $380.00 | $304.0K | 14,338 | −5% | −<0.01% (now 0.02%) | filing |
| 2026-05-13 | RIBAR GEOFFREY G | Director | S | ▼ sell | 1,6230 | $361.84 | $587.3K | 12,563 | −11% | −<0.01% (now 0.02%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 650 | $281.59 | $18.3K | 34,886 | −0.2% | −<0.01% (now 0.05%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 2000 | $280.88 | $56.2K | 34,951 | −0.6% | −<0.01% (now 0.05%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 6350 | $279.75 | $177.6K | 35,151 | −2% | −<0.01% (now 0.05%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 7000 | $278.42 | $194.9K | 35,786 | −2% | −<0.01% (now 0.05%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 2000 | $276.81 | $55.4K | 36,486 | −0.5% | −<0.01% (now 0.05%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $275.73 | $27.6K | 36,686 | −0.3% | −<0.01% (now 0.05%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1,5180 | $274.79 | $417.1K | 36,786 | −4% | −<0.01% (now 0.05%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 2000 | $273.48 | $54.7K | 38,304 | −0.5% | −<0.01% (now 0.05%) | filing |
| 2026-05-04 | Hwang Donghyun Thomas | Officer (SVP, Global Sales) | S | ▼ sell10b5-1 | 1000 | $271.40 | $27.1K | 38,504 | −0.3% | −<0.01% (now 0.05%) | filing |
Up to 200 most recent filings · select a heading to sort, or open “How to read this” above for definitions · this company on SEC EDGAR.