Insider · CIK 0001512868
Philip D Davies
Files at VICR (VICOR CORP). First filing Oct 28, 2025, latest Oct 5, 2026.
In brief
Philip D Davies files SEC Form 4 as officer and director at VICR (VICOR CORP). Since Oct 28, 2025, Philip D Davies has reported 0 open-market buys worth $0 and 9 open-market sells worth $8.1M, the latest filed on Oct 5, 2026.
A track record needs three past buys with six months of prices behind them; Philip D Davies has 0, so none is measured yet.
The newest scored trade: sold $972k of VICR on Oct 1, 2026, filed Oct 5, 2026, scored 33 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 9 sells worth $8.1M.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
VICR: VICOR CORP
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 33Weak | VICOR CORP | $972k 3,072 shares | -62% | +535% from low-19% from high | |
| 19Weak | VICOR CORP | $546k 3,073 shares | -62% | - | |
| 35Weak | VICOR CORP | $650k 3,072 shares | -62% | +364% from low-44% from high | |
| 40Moderate | VICOR CORP | $1.1M 3,073 shares | -62% | +699% from low-8% from high | |
| 40Moderate | VICOR CORP | $988k 3,072 shares | -62% | +663% from low-5% from high | |
| 38Weak | VICOR CORP | $827k 3,073 shares | -62% | +581% from low-2% from high | |
| 26Weak | VICOR CORP | $502k 3,072 shares | -62% | +301% from low-24% from high | |
| 40Moderate | VICOR CORP | $1.0M 5,419 shares | -74% | +362% from low-13% from high | |
| 75Notable | VICOR CORP | $1.5M 15,763 shares | -100% | +129% from low-3% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Oct 1, 2026 | VICR VICOR CORPORATION | 9,217 0.03% of outstanding | $2.7M | Oct 1, 2026 | $1.2M |
| Jul 1, 2026 | VICR VICOR CORPORATION | 9,218 0.03% of outstanding | $3.5M | Jul 1, 2026 | $1.8M |
| Mar 5, 2026 | VICR VICOR CORPORATION | 14,636 0.04% of outstanding | $3.0M | Mar 5, 2026 | none |
| Oct 24, 2025 | VICR VICOR CORPORATION | 15,763 0.05% of outstanding | $1.5M | Oct 24, 2025 | none |
Transactions
The newest 50 of 112 rows this insider has filed.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | VICR VICOR CORP | MOption exercise Common Stock10b5-1 | +856 | $41.61 | $36k | 2,776 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | MOption exercise Common Stock10b5-1 | +2,216 | $33.96 | $75k | 4,992 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -200 | $307.09 | $61k | 4,792 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -272 | $308.49 | $84k | 4,520 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -100 | $311.83 | $31k | 4,420 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -100 | $313.20 | $31k | 4,320 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -300 | $314.84 | $94k | 4,020 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -300 | $316.26 | $95k | 3,720 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -500 | $317.32 | $159k | 3,220 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -400 | $318.30 | $127k | 2,820 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -299 | $319.67 | $96k | 2,521 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -201 | $320.18 | $64k | 2,320 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -400 | $322.03 | $129k | 1,920 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | MOption exercise Non Qualified Stock Optionderivative10b5-1 | -856 | $0.00 | $0 | 7,678 | 9 d ago |
| Oct 1, 2026 | VICR VICOR CORP | MOption exercise Non Qualified Stock Optionderivative10b5-1 | -2,216 | $0.00 | $0 | 35,646 | 9 d ago |
| Sep 1, 2026 | VICR VICOR CORP | MOption exercise Common Stock10b5-1 | +3,073 | $41.61 | $128k | 4,993 | 41 d ago |
| Sep 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -1,173 | $176.59 | $207k | 3,820 | 41 d ago |
| Sep 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -1,100 | $177.63 | $195k | 2,720 | 41 d ago |
| Sep 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -700 | $178.66 | $125k | 2,020 | 41 d ago |
| Sep 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -100 | $184.85 | $18k | 1,920 | 41 d ago |
| Sep 1, 2026 | VICR VICOR CORP | MOption exercise Non Qualified Stock Optionderivative10b5-1 | -3,073 | $0.00 | $0 | 856 | 41 d ago |
| Aug 3, 2026 | VICR VICOR CORP | MOption exercise Common Stock10b5-1 | +3,072 | $41.61 | $128k | 4,992 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -200 | $200.06 | $40k | 4,792 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -100 | $201.62 | $20k | 4,692 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -100 | $203.91 | $20k | 4,592 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -200 | $206.42 | $41k | 4,392 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -100 | $209.42 | $21k | 4,292 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -500 | $212.54 | $106k | 3,792 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -1,372 | $214.02 | $294k | 2,420 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -400 | $215.03 | $86k | 2,020 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -100 | $216.04 | $22k | 1,920 | Aug 5, 2026 |
| Aug 3, 2026 | VICR VICOR CORP | MOption exercise Non Qualified Stock Optionderivative10b5-1 | -3,072 | $0.00 | $0 | 11,607 | Aug 5, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | MOption exercise Common Stock10b5-1 | +679 | $41.61 | $28k | 2,599 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | MOption exercise Common Stock10b5-1 | +2,394 | $30.98 | $74k | 4,993 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -173 | $348.84 | $60k | 4,820 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -200 | $349.52 | $70k | 4,620 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -300 | $352.45 | $106k | 4,320 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -300 | $353.31 | $106k | 4,020 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -400 | $354.76 | $142k | 3,620 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -400 | $357.62 | $143k | 3,220 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -300 | $358.62 | $108k | 2,920 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -230 | $359.82 | $83k | 2,690 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -470 | $361.95 | $170k | 2,220 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -200 | $364.52 | $73k | 2,020 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -100 | $366.68 | $37k | 1,920 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | MOption exercise Non Qualified Stock Optionderivative10b5-1 | -679 | $0.00 | $0 | 14,679 | Jul 6, 2026 |
| Jul 1, 2026 | VICR VICOR CORP | MOption exercise Non Qualified Stock Optionderivative10b5-1 | -2,394 | $0.00 | $0 | 0 | Jul 6, 2026 |
| Jun 22, 2026 | VICR VICOR CORP | AGrant or award Non Qualified Stock Optionderivative | +548 | $0.00 | $0 | 548 | Jun 24, 2026 |
| Jun 1, 2026 | VICR VICOR CORP | MOption exercise Common Stock10b5-1 | +3,072 | $30.98 | $95k | 4,992 | Jun 2, 2026 |
| Jun 1, 2026 | VICR VICOR CORP | SOpen-market sale Common Stock10b5-1 | -300 | $314.11 | $94k | 4,692 | Jun 2, 2026 |
Questions about Philip D Davies
Answered from the filings on this page, as of the latest one.
Is Philip D Davies buying or selling?
In the last 12 months Philip D Davies reported 0 open-market buys worth $0 and 9 open-market sells worth $8.1M on SEC Form 4; the latest was sold $972k of VICR on Oct 1, 2026. Grants, option exercises and tax withholding are not counted.
How did Philip D Davies's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Philip D Davies has 0.
Where does Philip D Davies file Form 4?
Philip D Davies has filed Form 4 at VICR (VICOR CORP) as VP Global Sales & Marketing. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
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.