MPWR MONOLITHIC POWER SYSTEMS INC

CIK 0001280452 43 ready 8-Ks latest July 30, 2026, 4:01 PM ET RSS · JSON

Activity: QUIET 0 filings / 30d vs 1 baseline Risk accumulating: auditor change (1)

Ready 8-Ks 43

Latest filing July 30, 2026, 4:01 PM ET

Top materiality 0.85

Event mix earnings ×22 · dividend ×12 · other_material ×7

Sentiment 17 pos · 4 neg · 22 neu

Latest earnings reported 2026-Q1

Executive change recent →

Recent 8-K filings for MPWR

Highest-materiality recent filing

Monolithic Power Systems Q2 revenue $980.6M, up 47.6% YoY; EPS $5.22 GAAP, $6.50 non-GAAP

July 30, 2026, 4:01 PM ET earnings materiality 0.85 positive item 2.02 item 9.01

Record quarterly revenue of $980.6M, up 21.9% QoQ and 47.6% YoY; Enterprise Data revenue surged 164.3% YoY to $380.6M.
GAAP diluted EPS $5.22 vs $2.81 YoY; non-GAAP diluted EPS $6.50 vs $4.21 YoY; non-GAAP tax rate flat at 15%.

Read filing →

July 30, 2026, 4:01 PM ET earnings materiality 0.85 positive item 2.02 item 9.01

Monolithic Power Systems Q2 revenue $980.6M, up 47.6% YoY; EPS $5.22 GAAP, $6.50 non-GAAP

Record quarterly revenue of $980.6M, up 21.9% QoQ and 47.6% YoY; Enterprise Data revenue surged 164.3% YoY to $380.6M.
June 12, 2026, 4:01 PM ET dividend materiality 0.40 neutral item 5.07 item 8.01 item 9.01 ◈ Shareholder Votes ×3

Monolithic Power Systems declares $2.00/share Q2 dividend for 2026

Q2 2026 dividend of $2.00 per share payable July 15, 2026 to holders of record June 30, 2026.
April 30, 2026, 7:59 PM ET earnings materiality 0.80 positive item 2.02 item 9.01 ◈ Earnings Releases

MPS reports record Q1 revenue $804.2M, up 26.1% YoY; EPS $3.92 GAAP, $5.10 non-GAAP

Revenue of $804.2M (record), up 7.1% QoQ and 26.1% YoY; GAAP EPS $3.92, non-GAAP EPS $5.10.
February 27, 2026, 6:59 PM ET other material materiality 0.65 negative item 4.02 ◈ Auditor Changes

Monolithic Power restates 2024-2025 financials due to $195M deferred tax error

2024 GAAP net income decreased by $195M to $1.592B; EPS diluted $32.60 vs. prev. $36.59.
February 5, 2026, 6:59 PM ET earnings materiality 0.85 positive item 2.02 item 5.02 item 8.01 item 9.01

Monolithic Power Systems Q4 revenue $751M, non-GAAP EPS $4.79; dividend raised to $2.00; CFO transition

Q4 revenue $751.2M (+20.8% YoY), non-GAAP EPS $4.79 vs $4.09 YoY.
December 12, 2025, 6:59 PM ET dividend materiality 0.25 neutral item 8.01 item 9.01

Monolithic Power Systems declares $1.56 Q4 dividend, payable Jan 15, 2026

Q4 2025 cash dividend of $1.56 per share declared.
November 21, 2025, 6:59 PM ET other material materiality 0.30 neutral item 5.03 item 9.01 ◈ Governance Changes

Monolithic Power Systems reduces special meeting ownership threshold to 25%

Amended Bylaws effective Nov 19, 2025 lower the ownership threshold to call a special meeting from 30% to 25% of outstanding shares.
October 30, 2025, 7:59 PM ET earnings materiality 0.80 positive item 2.02 item 9.01

MPS Q3 revenue $737.2M (+18.9% YoY); Non-GAAP EPS $4.73 beats $4.06 YoY

Revenue $737.2M, record quarter, up 10.9% QoQ and 18.9% YoY; Enterprise Data rev $191.5M (+33% QoQ).
September 11, 2025, 7:59 PM ET dividend materiality 0.20 neutral item 8.01 item 9.01

Monolithic Power Systems declares Q3 2025 dividend of $1.56 per share

Dividend of $1.56 per common share for Q3 2025 declared.
July 31, 2025, 7:59 PM ET earnings materiality 0.75 positive item 2.02 item 9.01

MPS Q2 revenue $664.6M (+31% YoY); non-GAAP EPS $4.21 (+32.8% YoY); Q3 outlook $710-730M

GAAP net income $133.7M ($2.78 diluted EPS) vs $100.4M ($2.05) YoY.
June 16, 2025, 7:59 PM ET other material materiality 0.55 neutral item 5.03 item 5.07 item 8.01 item 9.01

Monolithic Power Systems declares $1.56 dividend, shareholders approve board declassification

Q2 dividend of $1.56 per share payable July 15, 2025 to holders of record June 30, 2025.
May 1, 2025, 7:59 PM ET earnings materiality 0.75 positive item 2.02 item 9.01

Monolithic Power Systems Q1 revenue $637.6M (+39% YoY); guides Q2 $640-660M

GAAP diluted EPS $2.79 vs $1.89 a year ago; non-GAAP EPS $4.04 vs $2.81.
March 26, 2025, 7:59 PM ET other material materiality 0.50 neutral item 5.03 item 9.01 ◈ Governance Changes

Monolithic Power Systems adopts amended bylaws granting stockholders right to call special meetings

New right permits stockholders holding at least 30% of outstanding common stock to request a special meeting.
March 20, 2025, 7:59 PM ET earnings materiality 0.60 positive item 7.01 item 9.01

MPS raises Q1 2025 revenue guidance to $630M-$640M, up from prior $610M-$630M

Updated revenue guidance: $630M to $640M, midpoint up $15M from prior range.
February 6, 2025, 6:59 PM ET earnings materiality 0.80 positive item 2.02 item 8.01 item 9.01

MPS reports FY2024 revenue up 21.2% YoY; raises dividend; authorizes $500M buyback

FY2024 revenue $2.21B (+21.2% YoY); Q4 revenue $621.7M (record, +36.9% YoY).
December 13, 2024, 6:59 PM ET dividend materiality 0.30 neutral item 8.01 item 9.01

Monolithic Power Systems declares Q4 dividend of $1.25 per share

Dividend of $1.25 per common share declared for Q4 2024.
November 12, 2024, 6:59 PM ET other material materiality 0.70 positive item 7.01

MPWR confirms it remains in NVIDIA's BOM for next-gen systems; Q4 guidance unchanged

Company stated it has no performance issues and remains in NVIDIA's bill of materials for next generation systems.
October 30, 2024, 7:59 PM ET earnings materiality 0.75 positive item 2.02 item 9.01

MPWR Q3 revenue $620.1M (+30.6% YoY), non-GAAP EPS $4.06, guides Q4 rev $600-620M

Revenue $620.1M, up 22.2% QoQ and 30.6% YoY; GAAP EPS $2.95, non-GAAP EPS $4.06.
October 22, 2024, 7:59 PM ET other materiality 0.10 neutral item 5.02 ◈ executive_change

Monolithic Power Systems board resignations and reclassification

James C. Moyer resigned from Board on Oct 21, 2024; no disagreement with company.
September 13, 2024, 7:59 PM ET dividend materiality 0.40 neutral item 8.01 item 9.01

Monolithic Power Systems declares Q3 2024 dividend of $1.25 per share

Quarterly cash dividend of $1.25 per common share declared.
August 1, 2024, 7:59 PM ET earnings materiality 0.82 positive item 2.02 item 8.01 item 9.01

MPWR Q2 revenue $507.4M (record, +15% YoY); board declassification plan

Q2 revenue $507.4M, record high, up 15% YoY and above top end of guidance.
June 14, 2024, 7:59 PM ET dividend materiality 0.50 neutral item 5.07 item 8.01 item 9.01

MPS shareholders approve annual director elections; declares $1.25 Q2 dividend

Class II directors Elmiger, Wynne, Zhou elected with 34.4M-40.3M votes; annual election proposal passed 35.5M to 7.2M.
May 1, 2024, 7:59 PM ET earnings materiality 0.65 negative item 2.02 item 9.01 ◈ Earnings Releases

MPS Q1 revenue $457.9M, GAAP EPS $1.89, non-GAAP $2.81; Q2 guidance $480-500M

Revenue $457.9M, up 0.9% QoQ and 1.5% YoY; GAAP net income $92.5M vs $109.8M YoY.
February 7, 2024, 6:59 PM ET earnings materiality 0.70 neutral item 2.02 item 8.01 item 9.01

Monolithic Power Systems Q4 rev $454M, GAAP EPS $1.98; dividend raised 25% to $1.25/quarter

Q4 revenue $454.0M, down 1.3% YoY; GAAP net income $96.9M ($1.98 diluted EPS) vs $119.1M ($2.45) a year ago.
December 15, 2023, 6:59 PM ET dividend materiality 0.25 neutral item 8.01 item 9.01

Monolithic Power Systems declares quarterly dividend of $1.00 per share

Q4 2023 cash dividend of $1.00 per common share declared.
October 30, 2023, 7:59 PM ET earnings materiality 0.75 neutral item 2.02 item 8.01 item 9.01 ◈ Earnings Releases ×2

MPS Q3 GAAP EPS $2.48, non-GAAP $3.08; revenue $474.9M, down 4% YoY; new $640M buyback

Revenue $474.9M, up 7.6% QoQ, down 4.1% YoY; GAAP net income $121.2M ($2.48 diluted EPS).
September 15, 2023, 7:59 PM ET dividend materiality 0.25 neutral item 8.01 item 9.01

Monolithic Power Systems declares Q3 dividend of $1.00 per share

Dividend of $1.00 per common share declared for Q3 2023.
July 31, 2023, 7:59 PM ET earnings materiality 0.65 negative item 2.02 item 9.01 ◈ Earnings Releases

Monolithic Power Systems Q2 revenue falls 4.3% YoY to $441M; Non-GAAP EPS $2.82 vs $3.25

Revenue $441.1M, down 4.3% YoY and 2.2% sequentially; GAAP gross margin 56.1% vs 58.8% last year.
June 15, 2023, 7:59 PM ET other materiality 0.50 neutral item 5.02 item 5.07 item 8.01 item 9.01 ◈ Shareholder Votes ×5

MPWR declares $1.00 Q2 dividend; shareholders approve amended ESPP with 4.4M shares

Second quarter cash dividend of $1.00 per share; record date June 30, payable July 14, 2023.
May 4, 2023, 7:59 PM ET earnings materiality 0.65 neutral item 2.02 item 9.01 ◈ Earnings Releases

MPS Q1 revenue $451.1M up 19.4% YoY; EPS $2.26 GAAP, $3.00 non-GAAP

Revenue $451.1M, +19.4% YoY but -1.9% sequential; GAAP net income $109.8M, diluted EPS $2.26.
February 8, 2023, 6:59 PM ET earnings materiality 0.85 positive item 2.02 item 5.02 item 8.01 item 9.01 ◈ Earnings Releases ×2◈ executive_change

MPS Q4 revenue $460M (+37% YoY), GAAP EPS $2.45; boosts dividend 33% to $1.00

Q4 GAAP net income $119.1M ($2.45 diluted EPS); non-GAAP $154M ($3.17 diluted EPS).
December 15, 2022, 6:59 PM ET dividend materiality 0.50 neutral item 8.01 item 9.01

Monolithic Power Systems declares Q4 dividend of $0.75 per share

Quarterly dividend of $0.75 per common share declared.
October 27, 2022, 7:59 PM ET earnings materiality 0.80 negative item 2.02 item 9.01 ◈ Earnings Releases ×2

Monolithic Power Q3 revenue $495.4M, +53% YoY; Q4 guide $450-470M signals softening

Q3 GAAP EPS $2.57, Non-GAAP EPS $3.53; revenue $495.4M (+53.1% YoY).
September 16, 2022, 7:59 PM ET dividend materiality 0.25 neutral item 8.01 item 9.01

Monolithic Power Systems declares Q3 dividend of $0.75 per share

Dividend of $0.75 per common share for Q3 2022, payable October 14, 2022.
August 1, 2022, 7:59 PM ET earnings materiality 0.85 positive item 2.02 item 9.01

MPS Q2 revenue $461M, up 57% YoY; non-GAAP EPS $3.25; Q3 guidance $480M-$500M

Q2 GAAP net income $114.7M ($2.37 diluted); Non-GAAP net income $157.0M ($3.25 diluted).
June 21, 2022, 7:59 PM ET other material materiality 0.50 neutral item 5.07 item 8.01 item 9.01

MPWR declares $0.75 quarterly dividend; shareholder vote shows 47% withheld for Director Chang, say-on-pay passes at 72%

Declared Q2 cash dividend of $0.75 per share, payable July 15, 2022 to holders of record June 30, 2022.
May 2, 2022, 7:59 PM ET earnings materiality 0.75 positive item 2.02 item 9.01

MPS Q1 revenue $377.7M (+48% YoY); non-GAAP EPS $2.45 vs $1.46

GAAP net income $79.6M ($1.65 diluted EPS) vs $45.4M ($0.95) a year ago.
April 28, 2022, 7:59 PM ET other material materiality 0.40 neutral item 5.03 item 9.01

Monolithic Power Systems adopts proxy access and updates bylaws

Proxy access permits stockholders owning 3%+ for 3+ years to nominate one director in company's proxy materials.
February 10, 2022, 6:59 PM ET earnings materiality 0.85 positive item 2.02 item 8.01 item 9.01

Monolithic Power Systems Q4 revenue up 44% YoY to $336.5M; raises dividend 25%

Q4 revenue $336.5M (+44% YoY); GAAP EPS $1.51; Non-GAAP EPS $2.12.
December 15, 2021, 6:59 PM ET dividend materiality 0.25 neutral item 8.01 item 9.01

Monolithic Power Systems declares Q4 2021 dividend of $0.60 per share

Dividend of $0.60 per common share declared for fourth quarter 2021.
October 28, 2021, 7:59 PM ET earnings materiality 0.80 positive item 2.02 item 9.01

Monolithic Power Systems Q3 revenue $323.5M, +24.7% YoY; non-GAAP EPS $2.06

Revenue $323.5M (+10.3% QoQ, +24.7% YoY); GAAP EPS $1.44, non-GAAP EPS $2.06.
September 15, 2021, 7:59 PM ET dividend materiality 0.25 neutral item 8.01 item 9.01

Monolithic Power Systems declares Q3 dividend of $0.60 per share

Quarterly cash dividend of $0.60 per common share declared.
July 27, 2021, 7:59 PM ET earnings materiality 0.78 positive item 2.02 item 9.01

Monolithic Power Systems Q2 revenue $293.3M (+57.5% YoY); non-GAAP EPS $1.81; guides Q3 revenue $309-321M

GAAP net income $55.2M ($1.16 diluted EPS) vs $30.2M ($0.64) in Q2 2020; non-GAAP net income $86.5M ($1.81) vs $50.6M ($1.08).

Executive changes

Departed

James C. Moyer

Director

MPWR · MONOLITHIC POWER SYSTEMS INC

Effective: 2024-10-21
Filed: October 22, 2024, 7:59 PM ET

On October 21, 2024, Mr. James C. Moyer resigned from the Board of Directors (the “Board”) of Monolithic Power Systems, Inc. (the “Company”), and as a result, the Board decreased the total number of its authorized directors from eight to seven.

Appointed

Eileen Wynne

Director

MPWR · MONOLITHIC POWER SYSTEMS INC

Effective: 2023-02-07
Filed: February 8, 2023, 6:59 PM ET

On February 7, 2023, the Board of Directors (the “Board”) of the Company appointed Eileen Wynne to serve as a member of the Board, effective immediately.

Earnings & guidance

2026-Q1 EPS reported $3.92 filing →

Materiality & sentiment trend

Max materiality 0.85 · Median 0.65 · Most common event earnings

17 positive 4 negative 22 neutral

source · MPWR on sec.gov