USBoard
Person

Michael Hsing

CEO · Director, Monolithic Power Systems

Current S&P 500 boards
1
Current roles
1
Open-market buys
$0
Open-market sales
$950.6M

Current roles

From Section 16 filings (Forms 3, 4 and 5) in the last 13 months.

Past roles

“Last filing” is the latest Form 3/4/5 for that company, an upper bound on the end date.

None on record since 2016.

Sits alongside

People who currently share a board or management team with this person.

Open-market trades

Purchases and sales reported on Form 4 at S&P 500 companies.

DateCompanyTypeSharesPriceValue
Sep 28, 2026MPWRSale596$1,323.31$789K
Sep 28, 2026MPWRSale2,121$1,328.54$2.8M
Sep 28, 2026MPWRSale1,111$1,333.34$1.5M
Sep 28, 2026MPWRSale130$1,356.94$176K
Sep 28, 2026MPWRSale5,783$1,343.76$7.8M
Sep 28, 2026MPWRSale6,343$1,347.15$8.5M
Sep 28, 2026MPWRSale10,967$1,351.43$14.8M
Sep 28, 2026MPWRSale2,949$1,338.66$3.9M
May 18, 2026MPWRSale3,424$1,462.61$5.0M
May 18, 2026MPWRSale5,819$1,467.62$8.5M
May 18, 2026MPWRSale5,049$1,472.84$7.4M
May 18, 2026MPWRSale4,082$1,476.96$6.0M
May 18, 2026MPWRSale5,737$1,482.51$8.5M
May 18, 2026MPWRSale6,688$1,486.76$9.9M
May 18, 2026MPWRSale130$1,521.43$198K
May 18, 2026MPWRSale608$1,499.46$912K
May 18, 2026MPWRSale2,929$1,503.05$4.4M
May 18, 2026MPWRSale3,769$1,507.70$5.7M
May 18, 2026MPWRSale551$1,513.11$834K
May 18, 2026MPWRSale352$1,518.15$534K
May 18, 2026MPWRSale862$1,491.48$1.3M
Feb 12, 2026MPWRSale4,001$1,164.92$4.7M
Feb 12, 2026MPWRSale2,076$1,168.80$2.4M
Feb 12, 2026MPWRSale200$1,173.39$235K
Feb 12, 2026MPWRSale480$1,180.79$567K
Feb 12, 2026MPWRSale600$1,194.34$717K
Feb 12, 2026MPWRSale1,440$1,200.81$1.7M
Feb 12, 2026MPWRSale3,640$1,205.82$4.4M
Feb 12, 2026MPWRSale1,240$1,210.11$1.5M
Feb 12, 2026MPWRSale1,440$1,217.12$1.8M
Feb 12, 2026MPWRSale4,992$1,159.84$5.8M
Feb 12, 2026MPWRSale12,731$1,155.71$14.7M
Feb 12, 2026MPWRSale160$1,188.23$190K
Feb 11, 2026MPWRSale2,104$1,188.17$2.5M
Feb 11, 2026MPWRSale1,542$1,182.82$1.8M
Feb 11, 2026MPWRSale649$1,202.28$780K
Feb 11, 2026MPWRSale14,578$1,197.20$17.5M
Feb 11, 2026MPWRSale6,079$1,192.67$7.3M
Feb 11, 2026MPWRSale2,799$1,177.67$3.3M
Feb 11, 2026MPWRSale1,987$1,172.92$2.3M
Feb 11, 2026MPWRSale1,533$1,167.62$1.8M
Feb 11, 2026MPWRSale363$1,158.71$421K
Feb 11, 2026MPWRSale1,366$1,163.71$1.6M
Feb 10, 2026MPWRSale280$1,197.26$335K
Feb 10, 2026MPWRSale880$1,176.04$1.0M
Feb 10, 2026MPWRSale6,325$1,136.75$7.2M
Feb 10, 2026MPWRSale694$1,154.96$802K
Feb 10, 2026MPWRSale1,215$1,151.11$1.4M
Feb 10, 2026MPWRSale3,864$1,145.90$4.4M
Feb 10, 2026MPWRSale16,080$1,141.88$18.4M
Feb 10, 2026MPWRSale4,302$1,132.01$4.9M
Feb 10, 2026MPWRSale360$1,161.41$418K
Feb 6, 2026MPWRSale54,923$1,171.16$64.3M
Nov 12, 2025MPWRSale2,072$968.37$2.0M
Nov 12, 2025MPWRSale440$959.36$422K
Nov 12, 2025MPWRSale2,799$958.34$2.7M
Nov 12, 2025MPWRSale403$957.58$386K
Nov 12, 2025MPWRSale987$980.06$967K
Nov 12, 2025MPWRSale633$979.59$620K
Nov 12, 2025MPWRSale298$973.73$290K
Nov 12, 2025MPWRSale461$972.78$448K
Nov 12, 2025MPWRSale59$971.81$57K
Nov 12, 2025MPWRSale728$970.29$706K
Nov 12, 2025MPWRSale975$969.62$945K
Nov 12, 2025MPWRSale3,024$967.41$2.9M
Nov 12, 2025MPWRSale6,562$966.45$6.3M
Nov 12, 2025MPWRSale5,619$965.50$5.4M
Nov 12, 2025MPWRSale3,264$964.47$3.1M
Nov 12, 2025MPWRSale3,552$963.47$3.4M
Nov 12, 2025MPWRSale2,817$962.61$2.7M
Nov 12, 2025MPWRSale403$960.45$387K
Nov 12, 2025MPWRSale1,904$961.63$1.8M
Nov 11, 2025MPWRSale1,020$957.71$977K
Nov 11, 2025MPWRSale1,246$966.30$1.2M
Nov 11, 2025MPWRSale321$965.44$310K
Nov 11, 2025MPWRSale739$964.38$713K
Nov 11, 2025MPWRSale80$951.69$76K
Nov 11, 2025MPWRSale1,516$952.62$1.4M
Nov 11, 2025MPWRSale2,927$953.69$2.8M
Nov 11, 2025MPWRSale7,934$954.61$7.6M
Nov 11, 2025MPWRSale4,056$955.46$3.9M
Nov 11, 2025MPWRSale797$956.50$762K
Nov 11, 2025MPWRSale154$967.15$149K
Nov 11, 2025MPWRSale2,500$958.59$2.4M
Nov 11, 2025MPWRSale4,010$959.45$3.8M
Nov 11, 2025MPWRSale2,734$960.45$2.6M
Nov 11, 2025MPWRSale3,900$961.47$3.7M
Nov 11, 2025MPWRSale4,172$962.57$4.0M
Nov 11, 2025MPWRSale1,894$963.41$1.8M
Aug 15, 2025MPWRSale535$833.37$446K
Aug 15, 2025MPWRSale1,510$832.57$1.3M
Aug 15, 2025MPWRSale200$834.92$167K
Aug 15, 2025MPWRSale400$836.40$335K
Aug 15, 2025MPWRSale1,953$831.57$1.6M
Aug 15, 2025MPWRSale2,603$825.69$2.1M
Aug 15, 2025MPWRSale4,101$829.45$3.4M
Aug 15, 2025MPWRSale396$828.64$328K
Aug 15, 2025MPWRSale3,878$827.72$3.2M
Aug 15, 2025MPWRSale2,555$826.64$2.1M
Aug 15, 2025MPWRSale2,100$830.46$1.7M

SEC reporting-owner ID (CIK) 1308676 · all filings on EDGAR

Michael Hsing (MPWR) | USBoard