Widmar Mark R — Insider Trades & Holdings | InsiderBid

Widmar Mark R

Form 4 filings across 2 companies. Net figures count open-market buys and sales only. EDGAR profile ↗

Lifetime net: -$14.6M

Positions by company

Reported holding is the most recent post-transaction share count on a Table I row.

Every company this insider has reported trading in, with the value bought and sold at each and the date they last traded.
Ticker	Company	Bought	Sold	Net	Shares held	Last trade
ALB	Albemarle Corp	$0	$0	$0	—	Jul 1
FSLR	First Solar, INC.	$0	$14.6M	-$14.6M	81,861	May 26

Albemarle Corp

$0

Bought

$0

Sold

$0

Held

—

First Solar, INC.

-$14.6M

Bought

$0

Sold

$14.6M

Held

81,861

Filing record

How quickly this filer reports. Section 16 allows two business days from the transaction.

All 12 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Trade history

The 91 most recent Form 4 transactions.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Type	Shares	Price	Value	Δ Own	Filing
Jul 1	ALB	Albemarle Corp	AGRANT◆	1,250	—	—	—	Open the original filing on SEC.gov
May 26	FSLR	First Solar, INC.	SSELL◷	126	$276.29	$34.8K	-0.1%

ALBAGRANT◆—

Albemarle CorpJul 1

1,250 sh

FSLRSSELL◷$34.8K

First Solar, INC.May 26

126 sh @ $276.29 · -0.1% own

FSLRSSELL◷$129.2K

First Solar, INC.May 26

473 sh @ $273.17 · -0.6% own

FSLRSSELL◷$196.9K

First Solar, INC.May 26

726 sh @ $271.23 · -0.9% own

FSLRSSELL◷$170.7K

First Solar, INC.May 26

632 sh @ $270.05 · -0.8% own

FSLRSSELL◷$271.3K

First Solar, INC.May 26

1,009 sh @ $268.89 · -1.2% own

FSLRSSELL◷$168.1K

First Solar, INC.May 26

628 sh @ $267.72 · -0.7% own

FSLRSSELL◷$329.8K

First Solar, INC.May 26

1,237 sh @ $266.60 · -1.4% own

FSLRSSELL◷$96.5K

First Solar, INC.May 26

364 sh @ $265.15 · -0.4% own

FSLRSSELL◷$12.1K

First Solar, INC.May 22

47 sh @ $258.48 · <0.1% own

FSLRSSELL◷$38.4K

First Solar, INC.May 22

149 sh @ $257.55 · -0.2% own

FSLRSSELL◷$19.2K

First Solar, INC.May 22

75 sh @ $256.32 · <0.1% own

FSLRSSELL◷$16.4K

First Solar, INC.May 22

64 sh @ $255.59 · <0.1% own

FSLRSSELL◷$233.5K

First Solar, INC.May 22

916 sh @ $254.93 · -1.0% own

FSLRSSELL◷$55.3K

First Solar, INC.May 22

218 sh @ $253.63 · -0.3% own

FSLRSSELL◷$24.5K

First Solar, INC.May 22

97 sh @ $252.87 · -0.1% own

FSLRSSELL◷$43.3K

First Solar, INC.May 22

172 sh @ $251.53 · -0.2% own

FSLRSSELL◷$59.8K

First Solar, INC.May 22

239 sh @ $250.02 · -0.3% own

FSLRSSELL◷$126.7K

First Solar, INC.May 21

521 sh @ $243.19 · -0.6% own

FSLRSSELL◷$1.5K

First Solar, INC.May 21

6 sh @ $256.96 · <0.1% own

FSLRSSELL◷$45.7K

First Solar, INC.May 21

179 sh @ $255.31 · -0.2% own

FSLRSSELL◷$66.4K

First Solar, INC.May 21

261 sh @ $254.29 · -0.3% own

FSLRSSELL◷$143.2K

First Solar, INC.May 21

569 sh @ $251.64 · -0.6% own

FSLRSSELL◷$118.3K

First Solar, INC.May 21

472 sh @ $250.61 · -0.5% own

FSLRSSELL◷$282.4K

First Solar, INC.May 21

1,131 sh @ $249.70 · -1.2% own

FSLRSSELL◷$44.5K

First Solar, INC.May 21

179 sh @ $248.80 · -0.2% own

FSLRSSELL◷$24.3K

First Solar, INC.May 21

98 sh @ $247.53 · -0.1% own

FSLRSSELL◷$56.4K

First Solar, INC.May 21

229 sh @ $246.23 · -0.3% own

FSLRSSELL◷$33.3K

First Solar, INC.May 21

136 sh @ $244.62 · -0.1% own

FSLRSSELL◷$87.4K

First Solar, INC.May 21

362 sh @ $241.40 · -0.4% own

FSLRSSELL◷$161.3K

First Solar, INC.May 21

672 sh @ $240.10 · -0.7% own

FSLRSSELL◷$312K

First Solar, INC.May 13

1,300 sh @ $240.02 · -1.4% own

FSLRSSELL◷$94.6K

First Solar, INC.May 11

400 sh @ $236.53 · -0.4% own

FSLRSSELL◷$321.2K

First Solar, INC.May 11

1,363 sh @ $235.69 · -1.4% own

FSLRSSELL◷$351.8K

First Solar, INC.May 11

1,498 sh @ $234.84 · -1.5% own

FSLRSSELL◷$438.4K

First Solar, INC.May 11

1,877 sh @ $233.56 · -1.9% own

FSLRSSELL◷$526K

First Solar, INC.May 11

2,262 sh @ $232.55 · -2.2% own

FSLRSSELL◷$237.5K

First Solar, INC.May 11

1,026 sh @ $231.53 · -1.0% own

FSLRSSELL◷$345.3K

First Solar, INC.May 11

1,500 sh @ $230.18 · -1.4% own

FSLRSSELL$329.1K

First Solar, INC.May 5

1,526 sh @ $215.63 · -1.4% own

FSLRMEXER◆—

First Solar, INC.May 4

3,802 sh

FSLRMEXER—

First Solar, INC.May 4

3,802 sh · +3.7% own

FSLRSSELL$388.9K

First Solar, INC.Mar 16

1,937 sh @ $200.80 · -1.8% own

FSLRMEXER◆—

First Solar, INC.Mar 13

4,856 sh

FSLRMEXER—

First Solar, INC.Mar 13

4,856 sh · +4.9% own

FSLRSSELL$324.2K

First Solar, INC.Mar 9

1,703 sh @ $190.36 · -1.7% own

FSLRSSELL$244K

First Solar, INC.Mar 9

1,282 sh @ $190.36 · -1.3% own

FSLRSSELL$91.4K

First Solar, INC.Mar 9

480 sh @ $190.36 · -0.5% own

FSLRSSELL$394.4K

First Solar, INC.Mar 9

2,072 sh @ $190.36 · -2.0% own

FSLRAGRANT◆—

First Solar, INC.Mar 6

12,685 sh

FSLRMEXER◆—

First Solar, INC.Mar 6

4,194 sh

FSLRMEXER◆—

First Solar, INC.Mar 6

3,156 sh

FSLRMEXER◆—

First Solar, INC.Mar 6

1,178 sh

FSLRMEXER◆—

First Solar, INC.Mar 6

5,101 sh

FSLRMEXER—

First Solar, INC.Mar 6

4,194 sh · +4.1% own

FSLRMEXER—

First Solar, INC.Mar 6

3,156 sh · +3.2% own

FSLRMEXER—

First Solar, INC.Mar 6

1,178 sh · +1.2% own

FSLRMEXER—

First Solar, INC.Mar 6

5,101 sh · +5.6% own

FSLRSSELL$1.5M

First Solar, INC.Mar 3

7,738 sh @ $195.93 · -7.8% own

FSLRAGRANT—

First Solar, INC.Feb 27

17,664 sh · +21.6% own

ALBAGRANT◆—

Albemarle CorpFeb 26

325 sh

FSLRSSELL◷$7K

First Solar, INC.Aug 15, 2025

34 sh @ $205.92 · <0.1% own

FSLRSSELL◷$17K

First Solar, INC.Aug 15, 2025

83 sh @ $205.05 · -0.1% own

FSLRSSELL◷$104.4K

First Solar, INC.Aug 15, 2025

512 sh @ $203.97 · -0.6% own

FSLRSSELL◷$103.4K

First Solar, INC.Aug 15, 2025

509 sh @ $203.08 · -0.6% own

FSLRSSELL◷$30.7K

First Solar, INC.Aug 15, 2025

152 sh @ $202.13 · -0.2% own

FSLRSSELL◷$5.6K

First Solar, INC.Aug 15, 2025

28 sh @ $200.92 · <0.1% own

FSLRSSELL◷$32K

First Solar, INC.Aug 15, 2025

160 sh @ $199.84 · -0.2% own

FSLRSSELL◷$11.5K

First Solar, INC.Aug 15, 2025

58 sh @ $198.68 · <0.1% own

FSLRSSELL◷$16.4K

First Solar, INC.Aug 15, 2025

83 sh @ $197.84 · -0.1% own

FSLRSSELL◷$7.1K

First Solar, INC.Aug 15, 2025

36 sh @ $196.64 · <0.1% own

FSLRSSELL◷$34.9K

First Solar, INC.Aug 15, 2025

179 sh @ $195.19 · -0.2% own

FSLRSSELL◷$4.7K

First Solar, INC.Aug 15, 2025

24 sh @ $194.25 · <0.1% own

FSLRSSELL◷$6.4K

First Solar, INC.Aug 15, 2025

33 sh @ $192.80 · <0.1% own

FSLRSSELL◷$5.8K

First Solar, INC.Aug 15, 2025

30 sh @ $192.35 · <0.1% own

FSLRSSELL◷$36.7K

First Solar, INC.Aug 15, 2025

192 sh @ $191.30 · -0.2% own

FSLRSSELL◷$28.9K

First Solar, INC.Aug 15, 2025

152 sh @ $189.98 · -0.2% own

FSLRSSELL◷$1.7K

First Solar, INC.Aug 15, 2025

9 sh @ $186.47 · <0.1% own

FSLRSSELL◷$8.7K

First Solar, INC.Aug 15, 2025

47 sh @ $185.15 · <0.1% own

FSLRSSELL◷$149.6K

First Solar, INC.Aug 13, 2025

788 sh @ $189.91 · -0.9% own

FSLRSSELL◷$51.7K

First Solar, INC.Aug 13, 2025

274 sh @ $188.82 · -0.3% own

FSLRSSELL◷$147.3K

First Solar, INC.Aug 13, 2025

786 sh @ $187.38 · -0.9% own

FSLRSSELL◷$108.4K

First Solar, INC.Aug 13, 2025

581 sh @ $186.58 · -0.7% own

FSLRSSELL◷$253.5K

First Solar, INC.Aug 13, 2025

1,367 sh @ $185.45 · -1.6% own

FSLRSSELL◷$37.5K

First Solar, INC.Aug 12, 2025

200 sh @ $187.74 · -0.2% own

FSLRSSELL◷$529.9K

First Solar, INC.Aug 12, 2025

2,834 sh @ $186.97 · -3.1% own

FSLRSSELL◷$1M

First Solar, INC.Aug 12, 2025

5,456 sh @ $186.17 · -5.7% own

FSLRSSELL◷$2.7M

First Solar, INC.Aug 12, 2025

14,322 sh @ $185.04 · -12.9% own

FSLRSSELL◷$165.4K

First Solar, INC.Aug 12, 2025

900 sh @ $183.79 · -0.8% own

FSLRSSELL◷$36.4K

First Solar, INC.Aug 12, 2025

200 sh @ $181.78 · -0.2% own

FSLRAGRANT◆—

First Solar, INC.May 1, 2025

15,209 sh