Form
4
insider filings, from the source
Buys
Significant
Penny
Sales
Options
Clusters
Screener
Ratios
Learn
/
Insider · CIK 0001291570
Catherine P Lego
Files at:
CRUS
,
LRCX
,
CY
,
IPGP
,
FCS
,
SNDK
.
On EDGAR ↗
Period
1M
3M
6M
1Y
2Y
All data
shares as filed — not split-adjusted
Open-market buys & sales
buys $523k · 2
sales $0 · 0
net $523k
$10k
$10k
$100k
$100k
$1M
$1M
buys
sales
Aug 2016
Oct 2016
Dec 2016
Feb 2017
Apr 2017
Jul 2017
Sep 2017
Reported trades — common stock
Trade
Reported (ET)
Company
Shares
Avg price
Total
Owned after
Δ stake
Flags
Jul 29, 2026
A
Form 4 →
Jul 31, 5:03 pm EDT
CIRRUS LOGIC, INC.
CRUS
1,998
—
—
11,708
—
Nov 9, 2018
A
Form 4 →
Nov 13, 11:48 am EST
LAM RESEARCH CORP
LRCX
1,350
—
—
50,598
—
plan?
Sep 6, 2018
M
Form 4 →
Sep 7, 6:00 pm EDT
CYPRESS SEMICONDUCTOR CORP /DE/
CY
4,863
—
—
57,719
—
plan?
Jun 5, 2018
A
Form 4 →
Jun 7, 4:33 pm EDT
IPG PHOTONICS CORP
IPGP
650
$256.25
$166,563
7,847
—
plan?
May 10, 2018
M
Form 4 →
May 14, 8:08 pm EDT
CYPRESS SEMICONDUCTOR CORP /DE/
CY
12,156
—
—
52,856
—
plan?
Nov 10, 2017
A
Form 4 →
Nov 13, 7:58 pm EST
LAM RESEARCH CORP
LRCX
960
—
—
49,248
—
plan?
Sep 6, 2017
P
Form 4 →
Sep 7, 8:08 pm EDT
CYPRESS SEMICONDUCTOR CORP /DE/
CY
20,000
$13.69
$273,760
40,700
+96.6%
plan?
Jun 1, 2017
A
Form 4 →
Jun 5, 4:24 pm EDT
IPG PHOTONICS CORP
IPGP
1,185
—
—
7,197
—
plan?
Nov 11, 2016
A
Form 4 →
Nov 15, 3:51 pm EST
LAM RESEARCH CORP
LRCX
2,050
—
—
48,288
—
plan?
Sep 19, 2016
U
Form 4 →
Sep 19, 10:08 am EDT
FAIRCHILD SEMICONDUCTOR INTERNATIONAL INC
FCS
20,000
$20.00
$400,000
0
—
plan?
Aug 3, 2016
P
Form 4 →
Aug 4, 4:08 pm EDT
IPG PHOTONICS CORP
IPGP
3,000
$83.12
$249,360
6,012
+99.6%
plan?
Aug 2, 2016
A
Form 4 →
Aug 4, 4:08 pm EDT
IPG PHOTONICS CORP
IPGP
3,012
—
—
3,012
—
plan?
May 10, 2016
D
G
Form 4 →
May 13, 6:42 pm EDT
SANDISK CORP
SNDK
207,253
—
—
0
—
plan?
late
Nov 6, 2015
A
Form 4 →
Nov 10, 2:48 pm EST
LAM RESEARCH CORP
LRCX
2,600
—
—
46,238
—
plan?
Jun 18, 2015
A
Form 4 →
Jun 22, 7:38 pm EDT
SANDISK CORP
SNDK
1,927
—
—
4,913
—
plan?
Nov 26, 2014
G
Form 5 →
Feb 9, 2015, 6:07 pm EST
SANDISK CORP
SNDK
5,000
—
—
201,110
—
plan?
Reported trades — derivatives (options, RSUs, warrants)
Trade
Reported (ET)
Company
Shares
Avg price
Total
Owned after
Δ stake
Flags
Jul 29, 2026
A
M
Form 4 →
Jul 31, 5:03 pm EDT
CIRRUS LOGIC, INC.
CRUS
3,621
—
—
1,623
—
Sep 6, 2018
M
Form 4 →
Sep 7, 6:00 pm EDT
CYPRESS SEMICONDUCTOR CORP /DE/
CY
4,863
—
—
9,724
—
Jun 5, 2018
A
Form 4 →
Jun 7, 4:33 pm EDT
IPG PHOTONICS CORP
IPGP
1,113
—
—
1,113
—
May 10, 2018
A
M
Form 4 →
May 14, 8:08 pm EDT
CYPRESS SEMICONDUCTOR CORP /DE/
CY
24,509
—
—
12,353
—
Sep 6, 2017
A
Form 4 →
Sep 7, 8:53 pm EDT
CYPRESS SEMICONDUCTOR CORP /DE/
CY
26,743
—
—
12,156
—
Sep 6, 2017
A
Form 4 →
Sep 7, 8:46 pm EDT
CYPRESS SEMICONDUCTOR CORP /DE/
CY
26,743
—
—
12,156
—
Jun 1, 2017
A
Form 4 →
Jun 5, 4:24 pm EDT
IPG PHOTONICS CORP
IPGP
2,339
—
—
2,339
—
Sep 19, 2016
D
Form 4 →
Sep 19, 10:08 am EDT
FAIRCHILD SEMICONDUCTOR INTERNATIONAL INC
FCS
42,143
$20.00
$842,860
0
—
Aug 10, 2016
A
Form 4 →
Aug 11, 2:34 pm EDT
FAIRCHILD SEMICONDUCTOR INTERNATIONAL INC
FCS
2,500
—
—
2,500
—
Aug 2, 2016
A
Form 4 →
Aug 4, 4:08 pm EDT
IPG PHOTONICS CORP
IPGP
8,508
—
—
8,508
—
May 25, 2016
A
Form 4 →
May 26, 3:24 pm EDT
FAIRCHILD SEMICONDUCTOR INTERNATIONAL INC
FCS
2,500
—
—
2,500
—
May 12, 2016
D
Form 4 →
May 13, 6:42 pm EDT
SANDISK CORP
SNDK
43,750
—
—
0
—
Jun 18, 2015
A
Form 4 →
Jun 22, 7:38 pm EDT
SANDISK CORP
SNDK
6,250
—
—
6,250
—
May 20, 2015
A
Form 4 →
May 22, 11:06 am EDT
FAIRCHILD SEMICONDUCTOR INTERNATIONAL INC
FCS
10,000
—
—
10,000
—