MPWR

Monolithic Power System Inc

1,283.32

Oct 21 • 3:59 PM ET +34.58 (2.77%)

1,258.30

Aftermarket • 7:50 PM ET -25.02 (-1.95%)

Technology Semiconductors USA Large NASD

Peers: ADI TXN ON STM MCHP AOSL NXPI POWI VICR NVTS

| Held by: VTI VOO SOXX VO QQQ SMH IVV VUG SPY SOXL

Scroll to Statements

Index	NDX, S&P 500
Market Cap	63.07B
Enterprise Value	61.67B
Income	798.93M
Sales	3.27B
Book/sh	79.27
Cash/sh	28.77
Dividend Est.	7.52 (0.59%)
Dividend TTM	7.56 (0.59%)
Dividend Ex-Date	Sep 30, 2026
Dividend Gr. 3/5Y	27.65% 25.55%
Payout	48.50%
Employees	4501
IPO	Nov 19, 2004

P/E	78.64
Forward P/E	35.06
PEG	1.01
P/S	19.27
P/B	16.19
P/C	44.61
P/FCF	107.71
EV/EBITDA	61.65
EV/Sales	18.84
Quick Ratio	3.62
Current Ratio	4.98
Debt/Eq	0.00
LT Debt/Eq	0.00
Option/Short	Yes / Yes

EPS (ttm)	16.32
EPS next Y	36.60
EPS next Q	7.79
EPS this Y	55.54%
EPS next Y	32.43%
EPS next 5Y	34.76%
EPS past 3/5Y	12.44% 29.77%
Sales past 3/5Y	15.86% 27.00%
EPS Y/Y TTM	-57.45%
Sales Y/Y TTM	28.67%
EPS Q/Q	87.56%
Sales Q/Q	47.56%
Earnings	Oct 29 AMC
EPS/Sales Surpr.	10.71% 8.56%

Insider Own	3.49%
Insider Trans	-8.27%
Inst Own	99.77%
Inst Trans	-1.05%
ROA	18.45%
ROE	21.90%
ROIC	20.41%
Gross Margin	55.20%
Oper. Margin	28.72%
Profit Margin	24.41%
SMA20	-4.31%
SMA50	-1.25%
SMA200	-1.95%
Trades

Shs Outstand	49.14M
Shs Float	47.43M
Short Float	3.92%
Short Ratio	2.51
Short Interest	1.86M
52W High	1714.09 -25.13%
52W Low	833.18 54.03%
Volatility	4.02% 3.63%
ATR (14)	56.62
RSI (14)	47.15
Beta	1.70
Rel Volume	0.83
Avg Volume	739.64K
Volume	610,893

Perf Week	3.23%
Perf Month	-7.05%
Perf Quarter	-8.15%
Perf Half Y	-15.68%
Perf YTD	41.59%
Perf Year	24.76%
Perf 3Y	205.52%
Perf 5Y	147.98%
Perf 10Y	1553.98%
Recom	1.53
Target Price	1822.85
Prev Close	1248.74
Price	1283.32
Change %	2.77%

Date	Action	Analyst	Rating Change	Price Target Change
Aug-20-26	Initiated	Arete	Buy	$2013
Jan-15-26	Upgrade	Wells Fargo	Equal Weight → Overweight
Oct-31-25	Reiterated	TD Cowen	Buy	$1100 → $1250
Oct-14-25	Upgrade	Wolfe Research	Peer Perform → Outperform	$1200
Oct-03-25	Reiterated	Citigroup	Buy	$825 → $1100
May-02-25	Reiterated	TD Cowen	Buy	$600 → $675
Dec-11-24	Initiated	Citigroup	Buy	$700
Nov-22-24	Initiated	Wells Fargo	Equal Weight	$610
Nov-18-24	Upgrade	Loop Capital	Hold → Buy	$660
Nov-12-24	Initiated	Loop Capital	Hold	$660
Oct-31-24	Reiterated	TD Cowen	Buy	$1100 → $975
Oct-31-24	Downgrade	Rosenblatt	Buy → Neutral	$880
Aug-21-24	Reiterated	TD Cowen	Buy	$925 → $1100
Feb-08-24	Reiterated	TD Cowen	Outperform	$650 → $800
Dec-26-23	Reiterated	Rosenblatt	Buy	$550 → $750
Jul-20-23	Initiated	Wolfe Research	Peer Perform
May-05-23	Reiterated	TD Cowen	Outperform	$550 → $500
Nov-16-22	Initiated	Credit Suisse	Outperform	$475
Nov-11-22	Initiated	Wells Fargo	Overweight	$435
Feb-11-22	Upgrade	Needham	Hold → Buy	$530

Show Previous Ratings

Oct-19-26 11:04AM	Nvidia and 3 Other Chip Stocks to Play Before Big Tech Earnings (Barrons.com)
Oct-14-26 04:30PM	Monolithic Power Systems Inc. stock underperforms Wednesday when compared to competitors (MarketWatch) -5.79%
Oct-13-26 03:05PM	Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders? (PR Newswire)
Oct-12-26 04:30PM	Monolithic Power Systems Inc. stock underperforms Monday when compared to competitors (MarketWatch)
Oct-09-26 02:51PM	Top AI Semiconductor Stocks According to Stifel Analysis (Investing.com)
06:33AM	Loading…
06:33AM	Record Revenue Boosts Monolithic Power Systems (FX Empire)
Oct-08-26 04:01PM	Monolithic Power Systems to Report Third Quarter 2026 Results on October 29, 2026 (GlobeNewswire)
11:47AM	Monolithic Power Systems Stock Passes Early Entry Amid High Demand For AI Tech (Investor's Business Daily)
Oct-07-26 04:54PM	Does Monolithic Power Systems Stock's Valuation Make Sense? (Trefis)
Oct-02-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch) +5.79%
Oct-01-26 02:26PM	Are You Overpaying For Vicor Stock Versus Its Rivals? (Trefis)
Sep-23-26 10:08AM	Monolithic Power Stock Jumped 8% to $1,380. Its Foundry Deal Is Why the Run Could Hold (TIKR)
Sep-22-26 03:35PM	Is Vicor Stock Worth Buying Before Its Second Fab Exists? (Trefis) +8.06%
08:53AM	Why Did Vicor Stock Jump Before It Raised Its Outlook? (Trefis)
Sep-21-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch)
04:30PM	Loading…
Sep-18-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch)
Sep-14-26 04:30PM	Monolithic Power Systems Inc. stock underperforms Monday when compared to competitors (MarketWatch) -7.39%
Sep-13-26 12:00PM	Missed Out on the AI Revolution? Heres 1 More Stock to Buy (InvestorPlace)
Sep-10-26 04:01PM	Monolithic Power Systems Announces Third Quarter 2026 Dividend (GlobeNewswire)
Sep-04-26 05:32PM	What Is The Market Really Expecting From MPWR Stock? (Trefis)
Aug-28-26 04:30PM	Monolithic Power Systems Inc. stock underperforms Friday when compared to competitors (MarketWatch)
Aug-27-26 04:40PM	Macro Takeaways from Apple Earnings (Zacks)
Aug-18-26 04:30PM	Monolithic Power Systems Inc. stock underperforms Tuesday when compared to competitors (MarketWatch) -5.85%
Aug-17-26 01:41AM	Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders? (PR Newswire)
Aug-14-26 05:00AM	Bull of the Day: Monolithic Power Systems (MPWR) (Zacks)
Jul-31-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch) +8.35% -5.73%
03:44PM	Monolithic Power Stock Jumps 9.1% as AI Revenue Explodes (GuruFocus.com)
01:01AM	Monolithic Power Systems Inc (MPWR) (Q2 2026) Earnings Call Highlights: Record Revenue and ... (GuruFocus.com)
Jul-30-26 10:42PM	Monolithic Power Systems, Inc. Q2 2026 Earnings Call Summary (Moby) +5.40%
04:09PM	Monolithic: Q2 Earnings Snapshot (Associated Press)
04:01PM	Loading…
04:01PM	Monolithic Power Systems Reports Second Quarter Results on July 30, 2026 (GlobeNewswire)
Jul-29-26 10:10AM	Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders? (PR Newswire)
Jul-14-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch) +6.58%
04:01PM	Monolithic Power Systems to Report Second Quarter 2026 Results on July 30, 2026 (GlobeNewswire)
Jul-09-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch)
Jul-06-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch) -5.45%
Jul-03-26 12:51PM	Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders? (PR Newswire)
Jun-30-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch) +5.30%
Jun-26-26 04:30PM	Monolithic Power Systems Inc. stock underperforms Friday when compared to competitors (MarketWatch) -8.69%
02:15AM	FTSE 100 Live: London banks and miners, US tech stocks lead falls (Proactive)
02:15AM	FTSE 100 Live: Blue-chips cut losses, Downing Street pushes defence plan (Proactive)
Jun-23-26 05:03PM	These stocks in the S&P 500 fell the most on Tuesday as the tech sector came under pressure (MarketWatch) -7.42%
04:30PM	Monolithic Power Systems Inc. stock outperforms competitors despite losses on the day (MarketWatch)
Jun-18-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch) +7.97%
08:23AM	Nasdaq rebounds as Iran deal signed, SpaceX falls again (Proactive)
Jun-16-26 04:30PM	Monolithic Power Systems Inc. stock underperforms Tuesday when compared to competitors (MarketWatch) -9.29%
02:52PM	Oppenheimer Picks Alphabet, Dumps Meta in Highest-Conviction Stock Picks (GuruFocus.com)
Jun-12-26 04:01PM	Monolithic Power Systems Announces Second Quarter 2026 Dividend (GlobeNewswire)
Jun-08-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch) +5.28%
Jun-05-26 04:30PM	Monolithic Power Systems Inc. stock underperforms Friday when compared to competitors (MarketWatch) -10.38%
Jun-02-26 06:13PM	Did Monolithic Power Systems, Inc. Insiders Breach their Fiduciary Duties to Shareholders? (PR Newswire) +5.36%
May-26-26 09:16AM	Vicor Stock Surges on Guidance Boost, Lifts Power Chip Stocks Like Wolfspeed (Barrons.com)
May-20-26 04:30PM	Monolithic Power Systems Inc. stock outperforms competitors on strong trading day (MarketWatch) +5.80%
May-15-26 10:38AM	Watch How Institutions Push Monolithic Power Systems Higher (FX Empire)
May-12-26 07:52AM	Nasdaq tech stocks lead retreat as CPI reaches 3yr high (Proactive)
May-01-26 12:15PM	This AI Stock Is Up 78% This Year. Why It Still Looks Like a Buy. (Barrons.com)
08:30AM	Monolithic Power Systems, Inc. Q1 2026 Earnings Call Summary (Moby)
03:20AM	Monolithic Power Systems Inc (MPWR) Q1 2026 Earnings Call Highlights: Record Revenue and ... (GuruFocus.com)
Apr-30-26 04:30PM	Monolithic Power Systems Prevails in Patent Infringement Lawsuit Brought by Bel Power Solutions in West Texas, with Bel Power Solutions Paying Costs (GlobeNewswire) +5.74%
04:18PM	Monolithic: Q1 Earnings Snapshot (Associated Press)
04:01PM	Monolithic Power Systems Reports First Quarter Results on April 30, 2026 (GlobeNewswire)
01:36PM	Apple Earnings Become Sideshow With New CEO Ready to Grab Reins (Bloomberg)
Apr-24-26 06:46AM	Tradr Launches Leveraged ETFs on AXTI, CPNG, MPWR and STX (Business Wire)
Apr-23-26 03:00PM	Tradr Set to Launch Leveraged ETFs on AXTI, CPNG, MPWR and STX (Business Wire)
Apr-15-26 04:01PM	Monolithic Power Systems to Report First Quarter 2026 Results on April 30, 2026 (GlobeNewswire)
Apr-06-26 08:36AM	Citi is bullish on these 2 chip stocks into Q1 earnings (Investing.com) +5.50%
Mar-13-26 07:30AM	4 Top Chip Stocks to Buy Now After Earnings (Barchart)
Mar-11-26 05:50AM	Is Monolithic Power Systems Stock Outperforming the Dow? (Barchart)
Mar-09-26 02:44PM	Nvidia, Broadcom Lead Citi's Top Semiconductor Picks Amid AI Boom (GuruFocus.com)
12:05AM	Monolithic Power Systems (MPWR): Buy, Sell, or Hold Post Q4 Earnings? (StockStory)
Mar-06-26 07:02PM	Analyst Report: Monolithic Power Systems, Inc. (Morningstar Research) -5.13%
Mar-04-26 06:55PM	Trump Ally Mullin Goes Stock Shopping Again: Here's His Latest Buys, Including Potential Conflict Of Interest (Benzinga)
Mar-03-26 02:25PM	AI Chip Leader Flashes Strength Amid War Turmoil (Investor's Business Daily) -5.97%
Mar-02-26 05:45PM	1 Large-Cap Stock to Target This Week and 2 Facing Challenges (StockStory)
Feb-27-26 11:05AM	Baidu's Q4 Earnings Beat Estimates Despite Revenue and Profit Decline (Zacks)
07:55AM	Zscaler Q2 Earnings Surpass Estimates, Revenues Increase Y/Y (Zacks)
07:50AM	Ambarella Q4 Earnings and Revenues Surpass Estimates, Increase Y/Y (Zacks)
Feb-26-26 03:00PM	Monolithic Power Systems and Photronics Stocks Trade Down, What You Need To Know (StockStory)
11:52AM	ETFs to Buy as NVIDIA Shares Gain Following Q4 Earnings Beat (Zacks)
09:15AM	4 Dividend Stocks Flying Under the Radar That Belong on Your Watchlist Now (24/7 Wall St.)
07:12AM	Salesforce Q4 Earnings Beat Estimates, Revenues Rise Y/Y (Zacks)
07:11AM	NVIDIA Q4 Earnings Crush Estimates, Revenues Increase 73% Y/Y (Zacks)
Feb-24-26 11:43PM	2 Profitable Stocks on Our Buy List and 1 Facing Headwinds (StockStory)
01:56PM	Why Monolithic Power Systems, IBD Stock Of The Day, Is Called A Top Pick (Investor's Business Daily)
Feb-23-26 04:28PM	Analysts Tout Three Chip Stocks Hovering Around Buy Zones (Investor's Business Daily)
09:23AM	Can AI and Cloud Strength Keep Salesforce's Growth on Track in Q4? (Zacks)
09:18AM	AI-Driven Datacenter Chip Demand to Drive NVIDIA's Q4 Earnings (Zacks)
08:04AM	Take the Zacks Approach to Beat the Markets: Intellia, Colgate-Palmolive, Getty in Focus (Zacks)
07:06AM	These 2 chip stocks are new Top Picks at Citi (Investing.com)
Feb-22-26 11:46PM	2 Cash-Heavy Stocks to Consider Right Now and 1 Facing Challenges (StockStory)
Feb-19-26 11:31AM	Some US investors pivot to infrastructure amid broader AI selloff (Reuters)
10:57AM	What Are Wall Street Analysts' Target Price for Monolithic Power Systems Stock? (Barchart)
Feb-17-26 09:40AM	Are Computer and Technology Stocks Lagging Monolithic Power Systems (MPWR) This Year? (Zacks)
Feb-16-26 11:32PM	2 Growth Stocks Set to Flourishand 1 We Ignore (StockStory)
01:37PM	From Aerospace to AI: 3 Names Supercharging Dividends (MarketBeat)
Feb-15-26 11:39PM	2 Momentum Stocks Worth Your Attention and 1 We Ignore (StockStory)
Feb-13-26 09:54AM	KeyBanc Raises Monolithic Power Systems (MPWR) Price Target on Record Quarterly Revenue (Insider Monkey)
Feb-12-26 11:45PM	2 Volatile Stocks with Exciting Potential and 1 We Question (StockStory)
12:20PM	Earnings Estimates Moving Higher for Monolithic (MPWR): Time to Buy? (Zacks)
12:00PM	What Makes Monolithic Power (MPWR) a Strong Momentum Stock: Buy Now? (Zacks)

Show Previous News

Insider Trading	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
Hsing Michael	CEO	Sep 28 '26	Sale	1344.97	30,000	40,349,047	818,264	Sep 30 05:21 PM
MICHAEL HSING	Officer	Sep 28 '26	Proposed Sale	1344.97	30,000	40,349,049		Sep 28 05:50 PM
DEAN ROBERT W II	Interim CFO	Aug 24 '26	Sale	1297.72	32	41,527	7,094	Aug 26 07:22 PM
CHANG KUO WEI HERBERT	Director	Aug 24 '26	Sale	1281.57	50	64,078	515	Aug 25 07:13 PM
DEAN ROBERT W II	Officer	Aug 24 '26	Proposed Sale	1297.72	32	41,527		Aug 24 08:17 PM
DEAN ROBERT W II	Interim CFO	Aug 17 '26	Sale	1413.64	6	8,482	7,126	Aug 19 08:44 PM
DEAN ROBERT W II	Officer	Aug 17 '26	Proposed Sale	1354.74	6	8,128		Aug 17 06:34 PM
CHANG KUO WEI HERBERT	Director	Aug 11 '26	Sale	1420.00	50	71,000	565	Aug 13 05:23 PM
Kuo Wei Chang	Director	Aug 11 '26	Proposed Sale	1420.00	100	142,000		Aug 11 12:28 PM
DEAN ROBERT W II	Interim CFO	Aug 05 '26	Sale	1344.27	105	141,148	7,132	Aug 06 06:20 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Aug 03 '26	Sale	1343.94	30	40,318	1,119	Aug 05 05:33 PM
ROBERT DEAN	Officer	Aug 05 '26	Proposed Sale	1344.27	105	141,148		Aug 05 04:16 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Jul 15 '26	Sale	1349.73	15,000	20,245,937	151,644	Jul 17 05:43 PM
MAURICE SCIAMMAS	Officer	Jul 15 '26	Proposed Sale	1349.73	15,000	20,245,944		Jul 15 05:03 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Jul 01 '26	Sale	1351.61	30	40,548	1,149	Jul 06 05:51 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Jun 01 '26	Sale	1533.95	30	46,018	1,179	Jun 03 05:31 PM
THEODORE BERNHARD BLEGEN	Officer	Jun 01 '26	Proposed Sale	1541.44	3,001	4,625,868		Jun 01 04:11 PM
Tseng Saria	EVP & General Counsel	May 27 '26	Sale	1700.00	7,565	12,860,500	144,218	May 29 06:43 PM
DEAN ROBERT W II	Interim CFO	May 26 '26	Sale	1649.56	22	36,290	5,878	May 28 07:46 PM
SARIA TSENG	Officer	May 27 '26	Proposed Sale	1700.00	7,565	12,860,500		May 28 01:16 PM
Zhou Jeff	Director	May 26 '26	Sale	1680.00	486	816,480	3,800	May 27 07:28 PM
Tseng Saria	EVP & General Counsel	May 22 '26	Sale	1586.43	5,000	7,932,150	151,783	May 27 05:07 PM
DEAN ROBERT W II	Officer	May 26 '26	Proposed Sale	1631.01	22	35,882		May 26 06:50 PM
JEFF ZHOU	Director	May 26 '26	Proposed Sale	1680.00	486	816,480		May 26 04:06 PM
SARIA TSENG	Officer	May 22 '26	Proposed Sale	1586.43	5,000	7,932,150		May 22 06:26 PM
Hsing Michael	CEO	May 18 '26	Sale	1482.75	40,000	59,310,169	848,263	May 20 08:10 PM
DEAN ROBERT W II	Interim CFO	May 18 '26	Sale	1563.28	4	6,253	5,900	May 20 06:52 PM
Sciammas Maurice	EVP, WW Sales & Marketing	May 15 '26	Sale	1561.40	12,000	18,736,850	166,644	May 19 07:09 PM
DEAN ROBERT W II	Officer	May 18 '26	Proposed Sale	1563.28	4	6,253		May 18 08:18 PM
MICHAEL HSING	Officer	May 18 '26	Proposed Sale	1482.76	40,000	59,310,202		May 18 05:57 PM
MAURICE SCIAMMAS	Officer	May 15 '26	Proposed Sale	1561.41	12,000	18,736,865		May 15 04:42 PM
Elmiger Eugen J	Director	May 06 '26	Sale	1584.96	12,000	19,019,482	5,402	May 08 07:37 PM
Xiao Deming	EVP, Global Operations	May 06 '26	Sale	1654.55	30,000	49,636,560	205,959	May 08 06:15 PM
Wynne Eileen	Director	May 06 '26	Sale	1582.68	335	530,198	1,007	May 08 02:36 PM
Elmiger Eugen J	Director	May 07 '26	Proposed Sale	1652.35	12,000	19,828,200		May 06 08:32 PM
Zhou Jeff	Director	May 05 '26	Sale	1587.06	1,014	1,609,283	4,786	May 06 07:59 PM
Zhou Jeff	Director	May 06 '26	Sale	1650.00	500	825,000	4,286	May 06 07:59 PM
DEMING XIAO	Officer	May 06 '26	Proposed Sale	1654.55	30,000	49,636,545		May 06 05:10 PM
JEFF ZHOU	Director	May 06 '26	Proposed Sale	1650.00	500	825,000		May 06 04:47 PM
EILEEN WYNNE	Director	May 06 '26	Proposed Sale	1582.68	335	530,196		May 06 04:26 PM
Sciammas Maurice	EVP, WW Sales & Marketing	May 05 '26	Sale	1583.81	380	601,848	919	May 06 03:18 PM
Sciammas Maurice	EVP, WW Sales & Marketing	May 04 '26	Sale	1588.73	30	47,662	1,209	May 06 12:55 PM
JEFF ZHOU	Director	May 05 '26	Proposed Sale	1587.07	1,014	1,609,285		May 05 05:03 PM
Rosalind Sciammas	Member of immediate family of	May 05 '26	Proposed Sale	1500.00	400	600,000		May 05 10:50 AM
THEODORE BERNHARD BLEGEN	Officer	May 01 '26	Proposed Sale	1546.29	3,000	4,638,875		May 01 04:07 PM
Tseng Saria	EVP & General Counsel	Apr 08 '26	Sale	1305.22	8,963	11,698,654	156,983	Apr 10 12:46 PM
SARIA TSENG	Officer	Apr 08 '26	Proposed Sale	1305.21	8,964	11,699,941		Apr 08 05:14 PM
Tseng Saria	EVP & General Counsel	Apr 06 '26	Sale	1167.95	7,636	8,918,434	165,946	Apr 08 01:42 PM
SARIA TSENG	Officer	Apr 06 '26	Proposed Sale	1167.95	7,636	8,918,429		Apr 06 05:04 PM
Tseng Saria	EVP & General Counsel	Apr 01 '26	Sale	1133.52	1,400	1,586,924	173,582	Apr 03 05:36 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Apr 01 '26	Sale	1116.44	30	33,493	1,239	Apr 03 03:58 PM
Tseng Saria	EVP & General Counsel	Mar 30 '26	Sale	1010.50	25,674	25,943,638	174,982	Apr 01 06:41 PM
SARIA TSENG	Officer	Apr 01 '26	Proposed Sale	1133.52	1,400	1,586,925		Apr 01 04:58 PM
THEODORE BERNHARD BLEGEN	Officer	Apr 01 '26	Proposed Sale	1114.34	3,000	3,343,034		Apr 01 04:08 PM
SARIA TSENG	Officer	Mar 30 '26	Proposed Sale	1010.50	25,674	25,943,648		Mar 30 05:58 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Mar 20 '26	Sale	1095.07	30	32,852	1,269	Mar 24 07:02 PM
Sciammas Maurice	Officer	Mar 20 '26	Proposed Sale	1094.44	120	131,333		Mar 20 04:06 PM
THEODORE BERNHARD BLEGEN	Officer	Mar 02 '26	Proposed Sale	1116.51	3,000	3,349,516		Mar 02 04:06 PM
Hsing Michael	CEO	Feb 12 '26	Sale	1171.83	33,000	38,670,257	888,234	Feb 17 05:08 PM
Hsing Michael	CEO	Feb 11 '26	Sale	1188.92	33,000	39,234,212	921,234	Feb 13 05:11 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Feb 11 '26	Sale	1179.97	200	235,995	1,299	Feb 12 07:37 PM
MICHAEL HSING	Officer	Feb 12 '26	Proposed Sale	1171.82	33,000	38,670,192		Feb 12 04:26 PM
Hsing Michael	CEO	Feb 10 '26	Sale	1142.28	34,000	38,837,435	954,234	Feb 12 02:45 PM
Lee Victor K	Director	Feb 09 '26	Sale	1212.16	400	484,864	27,756	Feb 11 06:44 PM
MICHAEL HSING	Officer	Feb 11 '26	Proposed Sale	1188.91	33,000	39,234,172		Feb 11 04:47 PM
Xiao Deming	EVP, Global Operations	Feb 06 '26	Sale	1171.16	22,875	26,790,370	235,932	Feb 10 06:59 PM
Tseng Saria	EVP & General Counsel	Feb 06 '26	Sale	1171.16	22,875	26,790,370	200,626	Feb 10 06:58 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Feb 06 '26	Sale	1171.16	22,875	26,790,370	178,625	Feb 10 06:57 PM
BLEGEN THEODORE	EVP and CFO	Feb 06 '26	Sale	1171.16	21,725	25,443,531	82,353	Feb 10 06:57 PM
Hsing Michael	CEO	Feb 06 '26	Sale	1171.16	54,923	64,323,824	988,234	Feb 10 06:56 PM
MICHAEL HSING	Officer	Feb 10 '26	Proposed Sale	1142.28	34,000	38,837,374		Feb 10 04:55 PM
The Sciammas Trust DTD 06/08/2	Member of immediate family of	Feb 10 '26	Proposed Sale	1200.00	200	240,000		Feb 10 01:47 PM
Tseng Saria	Officer	Feb 06 '26	Proposed Sale	1170.70	1,286	1,505,526		Feb 06 09:04 PM
Xiao Deming	Officer	Feb 06 '26	Proposed Sale	1170.70	1,286	1,505,526		Feb 06 09:02 PM
Hsing Michael	Officer	Feb 06 '26	Proposed Sale	1171.06	3,082	3,609,222		Feb 06 09:00 PM
BLEGEN THEODORE	Officer	Feb 06 '26	Proposed Sale	1171.16	995	1,165,304		Feb 06 08:58 PM
Sciammas Maurice	Officer	Feb 06 '26	Proposed Sale	1170.70	1,286	1,505,526		Feb 06 08:56 PM
Hsing Michael	Officer	Feb 04 '26	Proposed Sale	1164.83	51,841	60,385,952		Feb 04 09:21 PM
BLEGEN THEODORE	Officer	Feb 04 '26	Proposed Sale	1164.83	20,730	24,146,926		Feb 04 09:07 PM
Sciammas Maurice	Officer	Feb 04 '26	Proposed Sale	1164.83	21,590	25,148,680		Feb 04 08:59 PM
Tseng Saria	Officer	Feb 04 '26	Proposed Sale	1164.83	21,590	25,148,680		Feb 04 08:55 PM
Xiao Deming	Officer	Feb 04 '26	Proposed Sale	1164.83	21,590	25,148,680		Feb 04 08:50 PM
BLEGEN THEODORE	EVP and CFO	Feb 02 '26	Sale	1129.76	3,000	3,389,266	65,333	Feb 04 10:10 AM
THEODORE BERNHARD BLEGEN	Officer	Feb 02 '26	Proposed Sale	1129.76	3,000	3,389,270		Feb 02 04:02 PM
Lee Victor K	Director	Jan 02 '26	Sale	930.86	600	558,516	27,967	Jan 06 06:25 PM
BLEGEN THEODORE	EVP and CFO	Jan 02 '26	Sale	940.47	3,000	2,821,399	68,332	Jan 06 04:33 PM
THEODORE BERNHARD BLEGEN	Officer	Jan 02 '26	Proposed Sale	940.47	3,000	2,821,403		Jan 02 04:04 PM
Lee Victor K	Director	Dec 24 '25	Sale	951.72	1,000	951,719	28,567	Dec 29 10:31 AM
VICTOR LEE	Director	Dec 24 '25	Proposed Sale	943.55	2,000	1,887,100		Dec 29 08:41 AM
BLEGEN THEODORE	EVP and CFO	Dec 01 '25	Sale	908.21	3,000	2,724,623	71,332	Dec 02 07:52 PM
BERNIE BLEGEN	Officer	Dec 01 '25	Proposed Sale	908.21	3,000	2,724,621		Dec 01 04:06 PM
Tseng Saria	EVP & General Counsel	Nov 26 '25	Sale	926.47	20,000	18,529,316	167,331	Nov 28 10:19 AM
Tseng Saria	EVP & General Counsel	Nov 25 '25	Sale	904.18	20,000	18,083,638	187,331	Nov 28 10:15 AM
SARIA TSENG	Officer	Nov 26 '25	Proposed Sale	926.46	20,000	18,529,267		Nov 26 05:57 PM
SARIA TSENG	Officer	Nov 25 '25	Proposed Sale	904.18	20,000	18,083,614		Nov 25 07:23 PM
CHANG KUO WEI HERBERT	Director	Nov 25 '25	Sale	896.97	100	89,697	426	Nov 25 04:54 PM
Sciammas Maurice	EVP, WW Sales & Marketing	Nov 24 '25	Sale	895.23	3,976	3,559,434	144,330	Nov 25 04:31 PM
MAURICE SCIAMMAS	Officer	Nov 24 '25	Proposed Sale	895.23	3,976	3,559,434		Nov 24 04:52 PM
CHANG KUO WEI HERBERT	Director	Nov 21 '25	Sale	873.97	100	87,397	526	Nov 24 11:25 AM
Kuo Wei Chang	Director	Nov 21 '25	Proposed Sale	846.20	200	169,240		Nov 21 12:33 PM

Monolithic Power Systems, Inc. designs, develops, and markets integrated power semiconductor solutions and power delivery architectures for computing and storage, automotive, industrial, communications, and consumer applications markets. The firm's products include portable electronic devices, wireless LAN access points, computers and notebooks, monitors, infotainment applications, and medical equipment. It operates through the following geographical segments: China, US, Taiwan, and Other. The company was founded by Michael R. Hsing, and James C. Moyer on August 22, 1997, and is headquartered in West Palm Beach, FL.

FounderMr. Michael R. Hsing

Executive Vice President of Global OperationsMr. Deming Xiao

EVP of Strategic Corporate DevelopmentMs. Saria Tseng

Executive Vice President of Worldwide Sales & MarketingMr. Maurice Sciammas

Interim Chief Financial OfficerMr. Robert W. Dean II

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Monolithic Power System Inc

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