Silberstein Asaf
CIK: 0001514954•EVP
Officer
Primary company: SEMTECH CORP (SMTC)
Silberstein Asaf is a corporate insider (EVP) at SEMTECH CORP (SMTC) filing SEC Form 4 transactions. 280 transactions, totaling $0 in purchases and $7,266,461 in sales. Source: SEC EDGAR.
AI Insider Summary
Asaf Silberstein's single-name Semtech record (273 tx) shows open-market sales across a strikingly wide band — 2,000 shares at $164 and 6,774 at $79.93 — reflecting Semtech's volatile run. A small award (488 shares) sits between. The spread itself is the story of a stock that has whipsawed.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
SEMTECH CORP SMTC | Sale | 3,000 | $145.04 | $435K | 93,862 | 7/14/2026 Filed: 7/14/2026 | Filing → |
SEMTECH CORP SMTC | Sale | 3,354 | $129.94 | $436K | 96,862 | 7/8/2026 Filed: 7/8/2026 | Filing → |
SEMTECH CORP SMTC | Sale | 1,400 | $128.70 | $180K | 100,216 | 7/8/2026 Filed: 7/8/2026 | Filing → |
SEMTECH CORP SMTC | Sale | 588 | $127.61 | $75K | 101,616 | 7/8/2026 Filed: 7/8/2026 | Filing → |
SEMTECH CORP SMTC | Sale | 273 | $126.60 | $35K | 102,204 | 7/8/2026 Filed: 7/8/2026 | Filing → |
SEMTECH CORP SMTC | Sale | 2,448 | $125.18 | $306K | 102,477 | 7/8/2026 Filed: 7/8/2026 | Filing → |
SEMTECH CORP SMTC | Sale | 437 | $124.19 | $54K | 104,925 | 7/8/2026 Filed: 7/8/2026 | Filing → |
SEMTECH CORP SMTC | Sale | 2,000 | $164.00 | $328K | 104,165 | 6/3/2026 Filed: 6/3/2026 | Filing → |
SEMTECH CORP SMTC | Award | 488 | - | - | 106,165 | 4/6/2026 Filed: 4/8/2026 | Filing → |
SEMTECH CORP SMTC | Sale | 6,774 | $79.93 | $541K | 93,496 | 12/5/2025 Filed: 12/9/2025 | Filing → |
SEMTECH CORP SMTC | Sale | 3,726 | $79.11 | $295K | 100,270 | 12/5/2025 Filed: 12/9/2025 | Filing → |
SEMTECH CORP SMTC | Sale | 100 | $59.95 | $6K | 103,996 | 8/29/2025 Filed: 9/2/2025 | Filing → |
SEMTECH CORP SMTC | Sale | 900 | $58.25 | $52K | 104,096 | 8/29/2025 Filed: 9/2/2025 | Filing → |
SEMTECH CORP SMTC | Sale | 1,000 | $60.00 | $60K | 104,996 | 8/28/2025 Filed: 9/2/2025 | Filing → |
SEMTECH CORP SMTC | Sale | 1,000 | $43.48 | $43K | 105,996 | 6/24/2025 Filed: 6/26/2025 | Filing → |
SEMTECH CORP SMTC | Sale | 1,000 | $42.49 | $42K | 106,996 | 6/24/2025 Filed: 6/26/2025 | Filing → |
SEMTECH CORP SMTC | Sale | 2,000 | $38.20 | $76K | 107,996 | 6/6/2025 Filed: 6/6/2025 | Filing → |
SEMTECH CORP SMTC | Exercise | 12,004 | - | - | 0 | 6/4/2025 Filed: 6/6/2025 | Filing → |
SEMTECH CORP SMTC | Tax Payment | 6,096 | $38.11 | $232K | 109,996 | 6/4/2025 Filed: 6/6/2025 | Filing → |
SEMTECH CORP SMTC | Exercise | 12,004 | - | - | 116,092 | 6/4/2025 Filed: 6/6/2025 | Filing → |
SEMTECH CORP
SMTC
Type
Sale
Shares
3,000
Price
$145.04
Value
$435K
SEMTECH CORP
SMTC
Type
Sale
Shares
3,354
Price
$129.94
Value
$436K
SEMTECH CORP
SMTC
Type
Sale
Shares
1,400
Price
$128.70
Value
$180K
SEMTECH CORP
SMTC
Type
Sale
Shares
588
Price
$127.61
Value
$75K
SEMTECH CORP
SMTC
Type
Sale
Shares
273
Price
$126.60
Value
$35K
SEMTECH CORP
SMTC
Type
Sale
Shares
2,448
Price
$125.18
Value
$306K
SEMTECH CORP
SMTC
Type
Sale
Shares
437
Price
$124.19
Value
$54K
SEMTECH CORP
SMTC
Type
Sale
Shares
2,000
Price
$164.00
Value
$328K
SEMTECH CORP
SMTC
Type
Award
Shares
488
Price
-
Value
-
SEMTECH CORP
SMTC
Type
Sale
Shares
6,774
Price
$79.93
Value
$541K
SEMTECH CORP
SMTC
Type
Sale
Shares
3,726
Price
$79.11
Value
$295K
SEMTECH CORP
SMTC
Type
Sale
Shares
100
Price
$59.95
Value
$6K
SEMTECH CORP
SMTC
Type
Sale
Shares
900
Price
$58.25
Value
$52K
SEMTECH CORP
SMTC
Type
Sale
Shares
1,000
Price
$60.00
Value
$60K
SEMTECH CORP
SMTC
Type
Sale
Shares
1,000
Price
$43.48
Value
$43K
SEMTECH CORP
SMTC
Type
Sale
Shares
1,000
Price
$42.49
Value
$42K
SEMTECH CORP
SMTC
Type
Sale
Shares
2,000
Price
$38.20
Value
$76K
SEMTECH CORP
SMTC
Type
Exercise
Shares
12,004
Price
-
Value
-
SEMTECH CORP
SMTC
Type
Tax Payment
Shares
6,096
Price
$38.11
Value
$232K
SEMTECH CORP
SMTC
Type
Exercise
Shares
12,004
Price
-
Value
-
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