Chih-Hsiang (Thompson) Lin bought $423k of AAOI
President and CEO at APPLIED OPTOELECTRONICS, INC.. 18,600 shares at an average of $22.76, traded Aug 12, 2025, filed Aug 14, 2025.
Score components
- +25RoleCEO
- +16Trade size$423k at market
- 0Relative to holdingsHoldings up 1.1%
- +8Price context48% below the 52-week high
- +15Cluster4 insiders buying within 14 days
- 0Repeat buyingFirst buy in 90 days
- 0Track recordToo few past buys to judge (0 with prices)
What happened after comparable buys
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
This signal so far: 1m +28.8%, 3m -0.5%, 6m +109.4%.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001683168-25-006190, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Aug 12, 2025 | POpen-market purchase Common Stock, $.001 par valueindirect: by 401(k) | +6,500 | $23.14 | $150k | 1,643,315 | Aug 14, 2025 |
| Aug 13, 2025 | POpen-market purchase Common Stock, $.001 par value | +8,850 | $22.53 | $199k | 1,652,165 | Aug 14, 2025 |
| Aug 13, 2025 | POpen-market purchase Common Stock, $.001 par valueindirect: by 401(k) | +3,250 | $22.65 | $74k | 1,655,415 | Aug 14, 2025 |
Related signals
Other insiders at APPLIED OPTOELECTRONICS, INC. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| Pro nowfree Oct 21, 2026 | APPLIED OPTOELECTRONICS, INC. | Stefan J. Murry Chief Financial Officer | $411k 4,000 shares | -1% | |
| 24Weak | APPLIED OPTOELECTRONICS, INC. | Shu-Hua (Joshua) Yeh *** See Remarks | $720k 6,000 shares | -2% | |
| 26Weak | APPLIED OPTOELECTRONICS, INC. | Stefan J. Murry Chief Financial Officer | $421k 4,000 shares | -1% | |
| 53Moderate | APPLIED OPTOELECTRONICS, INC. | Hung-Lun (Fred) Chang *** See Remarks | $3.5M 32,172 shares | -11% | |
| 26Weak | APPLIED OPTOELECTRONICS, INC. | Shu-Hua (Joshua) Yeh *** See Remarks | $886k 6,000 shares | -2% | |
| 29Weak | APPLIED OPTOELECTRONICS, INC. | Stefan J. Murry Chief Financial Officer | $579k 4,000 shares | -1% | |
| 22Weak | APPLIED OPTOELECTRONICS, INC. | Shu-Hua (Joshua) Yeh *** See Remarks | $596k 4,715 shares | -1% | |
| 14Weak | APPLIED OPTOELECTRONICS, INC. | Shu-Hua (Joshua) Yeh *** See Remarks | $154k 1,285 shares | -0% | |
| 28Weak | APPLIED OPTOELECTRONICS, INC. | Stefan J. Murry Chief Financial Officer | $488k 4,000 shares | -1% | |
| 35Weak | APPLIED OPTOELECTRONICS, INC. | Shu-Hua (Joshua) Yeh *** See Remarks | $1.0M 6,000 shares | -1% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.