Necip Sayiner

RMBS

Necip Sayiner serves as director at Rambus Inc. (RMBS). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

13 trades

$6.80M

Net Position

Net Seller

$6.80M

Companies Traded

ACLS, RMBS, SNDK, POWI

Active Period

Aug 2021 – Jun 2026

13 total trades

Most Recent

Sell ACLS

Jun 4, 2026 · $249.7K

Necip Sayiner's Insider Trading at Rambus Inc. (RMBS)

Buys

0 · $0.00

Sells

8 · $4.91M

Total Shares Bought

Total Shares Sold

62,322

RMBS Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Jun 3, 2026	Sell	5,000	$170.15	$850.8K	18,223
May 11, 2026	Sell	9,824	$130.18	$1.28M	23,223
Sep 11, 2025	Sell	7,500	$85.63	$642.2K	0
Aug 8, 2025	Sell	7,500	$73.53	$551.4K	0
Feb 19, 2025	Sell	4,625	$66.74	$308.7K	42,000
Nov 7, 2023	Sell	10,000	$57.43	$574.3K	28,653
Feb 13, 2023	Sell	2,873	$45.53	$130.8K	25,000
Nov 16, 2022	Sell	15,000	$38.16	$572.4K	27,873

Necip Sayiner's Insider Trading at Sandisk Corporation (SNDK)

Buys

0 · $0.00

Sells

1 · $870.3K

Total Shares Bought

Total Shares Sold

579

SNDK Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
May 11, 2026	Sell	579	$1503.11	$870.3K	2,900

Necip Sayiner's Insider Trading at Power Integrations, Inc. (POWI)

Buys

0 · $0.00

Sells

3 · $770.4K

Total Shares Bought

Total Shares Sold

8,234

POWI Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
May 30, 2023	Sell	4,500	$89.95	$404.8K	0
Feb 16, 2023	Sell	1,234	$84.52	$104.3K	4,500
Aug 27, 2021	Sell	2,500	$104.53	$261.3K	4,023

Necip Sayiner's Insider Trading at Axcelis Technologies, Inc. (ACLS)

Buys

0 · $0.00

Sells

1 · $249.7K

Total Shares Bought

Total Shares Sold

1,586

ACLS Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Jun 4, 2026	Sell	1,586	$157.44	$249.7K	7,112

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Todd Sutton

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John Shinn

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RMBSSell · May 26, 2026

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Dennis Thomas St

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ACLSSell · May 26, 2026

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