| $164M | ||
| $143M | ||
| $143M | ||
| $76M | ||
| $60M | ||
| $57M |
Buys | $0 | 0 | – |
Sells | $0 | 0 | – |
SemiLEDs Corporation develops, manufactures, and sells light emitting diode (LED) chips, LED components, and LED modules and systems in the United States, Taiwan, the Netherlands, Germany, Japan, Ireland, and internationally. The company also sells enhanced vertical, LED product series in blue, white, green, and UV; LED chips to packagers or distributors; and lighting products primarily to original design manufacturers of lighting products and the end-users of lighting devices, as well as packages and sells its LED chips into LED components to distributors. Its products are used for general lighting applications, including commercial, industrial, and residential lighting; and specialty industrial applications, such as ultraviolet or UV, curing of polymers, LED light therapy in medical/cosmetic applications, counterfeit detection, germicidal and viricidal devices LED lighting for horticulture applications, architectural lighting, and entertainment lighting. SemiLEDs Corporation was incorporated in 2005 and is based in Chunan, Taiwan.
Over the last 12 months, insiders at SemiLEDs Corporation have bought $0 and sold $0 worth of SemiLEDs Corporation stock.
On average, over the past 5 years, insiders at SemiLEDs Corporation have bought $0 and sold $0 worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 500,000 shares for transaction amount of $1.5M was made by J.R. Simplot Co (10 percent owner) on 2019‑11‑25.
| 2021-02-09 | Sale | Lee Hsin-Liang Christopher | CFO | 11,500 0.2626% | $5.00 | $57,500 | +35.36% | |
| 2019-11-25 | Simplot Scott R. | 500,000 18.7949% | $3.00 | $1.5M | +22.52% | |||
| 2019-11-25 | J.R. Simplot Co | 10 percent owner | 500,000 18.7949% | $3.00 | $1.5M | +22.52% | ||
| 2015-01-26 | Sale | Tuttle Mark Ewing | GM of SemiLEDs Optoelectronics | 12,000 0.0415% | $1.35 | $16,200 | -60.28% | |
| 2014-05-08 | DOAN TRUNG T | Chairman and CEO | 20,000 0.071% | $1.02 | $20,400 | -12.38% | ||
| 2014-04-17 | Tuttle Mark Ewing | GM of SemiLEDs Optoelectronics | 12,000 0.0425% | $1.10 | $13,184 | -15.63% | ||
| 2013-01-16 | Sale | Tran Anh Chuong | 10 percent owner | 33,846 0.1231% | $0.68 | $23,036 | +67.70% | |
| 2013-01-15 | Sale | Tran Anh Chuong | 10 percent owner | 13,100 0.0503% | $0.72 | $9,420 | +67.65% | |
| 2013-01-14 | Sale | Tran Anh Chuong | 10 percent owner | 100,000 0.3787% | $0.73 | $73,190 | +62.86% | |
| 2013-01-11 | Sale | Tran Anh Chuong | 10 percent owner | 53,680 0.1978% | $0.78 | $41,978 | +48.05% | |
| 2013-01-10 | Sale | Tran Anh Chuong | 10 percent owner | 34,300 0.1225% | $0.77 | $26,246 | +46.72% | |
| 2013-01-09 | Sale | Tran Anh Chuong | 10 percent owner | 100,000 0.368% | $0.77 | $77,000 | +50.00% | |
| 2012-12-31 | Sale | Tran Anh Chuong | 10 percent owner | 75,299 0.2604% | $0.77 | $58,063 | +38.88% | |
| 2012-12-27 | Sale | Tran Anh Chuong | 10 percent owner | 24,701 0.09% | $0.90 | $22,303 | +24.99% | |
| 2012-12-26 | Sale | Tran Anh Chuong | 10 percent owner | 50,000 0.1848% | $0.93 | $46,415 | +23.62% | |
| 2012-12-19 | Sale | Tran Anh Chuong | 10 percent owner | 30,000 0.1106% | $0.98 | $29,292 | +17.18% | |
| 2012-12-18 | Sale | Tran Anh Chuong | 10 percent owner | 20,000 0.0734% | $1.01 | $20,216 | +12.49% |
| DOAN TRUNG T | Chairman and CEO | 2079555 25.2798% | $3.24M | 1 | 0 | <0.0001% |
| Tran Anh Chuong | 10 percent owner | 1133779 13.7826% | $1.77M | 0 | 11 | |
| Simplot Scott R. | 500000 6.0782% | $780,000.00 | 1 | 0 | +22.52% | |
| J.R. Simplot Co | 10 percent owner | 500000 6.0782% | $780,000.00 | 1 | 0 | +22.52% |
| Tuttle Mark Ewing | GM of SemiLEDs Optoelectronics | 453000 5.5068% | $706,680.00 | 1 | 1 | <0.0001% |
| Lee Hsin-Liang Christopher | CFO | 9800 0.1191% | $15,288.00 | 0 | 1 |
$5,762,100 | 183 | 30.80% | $29.77M | |
$1,160,431 | 56 | 1.77% | $552.51M | |
$9,178,168 | 55 | -5.26% | $494.8M | |
$21,505,671 | 34 | 1.42% | $103.27M | |
$14,028 | 32 | 7.79% | $2.54B | |
$1,238,294 | 27 | 8.64% | $191.71M | |
$8,266,881 | 25 | 162.69% | $3.13B | |
$1,967,682 | 21 | 14.17% | $675.87M | |
$7,836,019 | 21 | -2.80% | $1.71B | |
$6,963,316 | 19 | 30.72% | $3B | |
$315,352 | 16 | 16.40% | $127.32M | |
$16,378,042 | 9 | 30.20% | $249.36M | |
$706,980 | 6 | 18.00% | $2.54B | |
$25,100,830 | 6 | 5.06% | $319.71M | |
$211,746 | 5 | -32.15% | $4.18M | |
SemiLEDs Corporation (LEDS) | $3,033,584 | 4 | 4.26% | $12.83M |
$61,244,925 | 3 | -35.44% | $1.89B | |
$179,800 | 3 | -9.50% | $218.83M | |
$38 | 1 | -48.32% | $637.45M |
| Increased Positions | 3 | +25% | 12,492 | +12.16% |
| Decreased Positions | 5 | -41.67% | 34,699 | -33.79% |
| New Positions | 2 | New | 11,205 | New |
| Sold Out Positions | 4 | Sold Out | 27,575 | Sold Out |
| Total Postitions | 10 | -16.67% | 80,486 | -21.62% |
| Renaissance Technologies Llc | $93.00 | 0.72% | 57,413 | +23,313 | +68.37% | 2025-09-30 |
| Schonfeld Strategic Advisors Llc | $17.00 | 0.13% | 10,376 | -7,124 | -40.71% | 2025-09-30 |
| Xtx Topco Ltd | $17.00 | 0.13% | 10,347 | +10,347 | New | 2025-09-30 |
| Pfs Partners, Llc | $0 | <0.01% | 200 | +200 | New | 2025-09-30 |
| Osaic Holdings, Inc. | $0 | <0.01% | 200 | 0 | 0% | 2025-09-30 |
| Sbi Securities Co., Ltd. | $0 | 0% | 5 | 0 | 0% | 2025-09-30 |
| Citadel Advisors Llc | $0 | 0% | 0 | -26,645 | Sold Out | 2025-09-30 |
| Royal Bank Of Canada | $0 | 0% | 0 | -30 | Sold Out | 2025-09-30 |
| Jones Financial Companies Lllp | $0 | 0% | 0 | -700 | Sold Out | 2025-09-30 |