Mazzara Philip — Insider Trades & Holdings | InsiderBid

Mazzara Philip

Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗

Lifetime net: -$18.9M

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
ALAB	Astera Labs, Inc.	$0	$18.9M	-$18.9M	96,542	Aug 17

Astera Labs, Inc.

-$18.9M

Bought

$0

Sold

$18.9M

Held

96,542

Filing record

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

All 17 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 95 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
Aug 17	ALAB	Astera Labs, Inc.	SSELL	814	$333.64	$271.6K	-0.8%	Open the original filing on SEC.gov
Aug 17	ALAB	Astera Labs, Inc.	SSELL	540	$334.23	$180.5K	-0.5%	Open the original filing on SEC.gov

ALABSSELL$271.6K

Astera Labs, Inc.Aug 17

814 sh @ $333.64 · -0.8% own

ALABSSELL$180.5K

Astera Labs, Inc.Aug 17

540 sh @ $334.23 · -0.5% own

ALABSSELL$45.6K

Astera Labs, Inc.Aug 17

136 sh @ $335.42 · -0.1% own

ALABSSELL$76.4K

Astera Labs, Inc.Aug 17

227 sh @ $336.65 · -0.2% own

ALABSSELL$269.2K

Astera Labs, Inc.Aug 17

797 sh @ $337.76 · -0.8% own

ALABSSELL$206.5K

Astera Labs, Inc.Aug 17

610 sh @ $338.58 · -0.6% own

ALABSSELL$171.2K

Astera Labs, Inc.Aug 17

504 sh @ $339.74 · -0.5% own

ALABSSELL$69.8K

Astera Labs, Inc.Aug 17

205 sh @ $340.58 · -0.2% own

ALABSSELL$42.7K

Astera Labs, Inc.Aug 17

125 sh @ $341.71 · -0.1% own

ALABSSELL$142.3K

Astera Labs, Inc.Aug 17

415 sh @ $342.95 · -0.4% own

ALABSSELL$98.7K

Astera Labs, Inc.Aug 17

287 sh @ $343.94 · -0.3% own

ALABSSELL$451.9K

Astera Labs, Inc.Aug 17

1,310 sh @ $344.99 · -1.3% own

ALABSSELL$68.9K

Astera Labs, Inc.Aug 17

199 sh @ $346.13 · -0.2% own

ALABSSELL$93.3K

Astera Labs, Inc.Aug 17

269 sh @ $347.02 · -0.3% own

ALABSSELL$28.2K

Astera Labs, Inc.Aug 17

81 sh @ $348.05 · <0.1% own

ALABSSELL$54.5K

Astera Labs, Inc.Aug 17

156 sh @ $349.19 · -0.1% own

ALABSSELL$28.8K

Astera Labs, Inc.Aug 17

82 sh @ $351.24 · <0.1% own

ALABSSELL$15.5K

Astera Labs, Inc.Aug 17

44 sh @ $352.10 · <0.1% own

ALABSSELL$231.7K

Astera Labs, Inc.May 21

796 sh @ $291.03 · -0.8% own

ALABSSELL$85.4K

Astera Labs, Inc.May 18

395 sh @ $216.31 · -0.4% own

ALABSSELL$140.2K

Astera Labs, Inc.May 18

646 sh @ $216.97 · -0.6% own

ALABSSELL$79.4K

Astera Labs, Inc.May 18

364 sh @ $218.06 · -0.3% own

ALABSSELL$77.9K

Astera Labs, Inc.May 18

356 sh @ $218.87 · -0.3% own

ALABSSELL$60.3K

Astera Labs, Inc.May 18

274 sh @ $220.20 · -0.3% own

ALABSSELL$37.6K

Astera Labs, Inc.May 18

170 sh @ $221.01 · -0.2% own

ALABSSELL$42K

Astera Labs, Inc.May 18

189 sh @ $222.20 · -0.2% own

ALABSSELL$54.8K

Astera Labs, Inc.May 18

245 sh @ $223.75 · -0.2% own

ALABSSELL$7.9K

Astera Labs, Inc.May 18

35 sh @ $225.01 · <0.1% own

ALABSSELL$20.3K

Astera Labs, Inc.May 18

90 sh @ $225.76 · <0.1% own

ALABSSELL$62.3K

Astera Labs, Inc.May 18

275 sh @ $226.71 · -0.3% own

ALABSSELL$12.6K

Astera Labs, Inc.May 18

55 sh @ $229.54 · <0.1% own

ALABSSELL$42.8K

Astera Labs, Inc.May 18

186 sh @ $230.28 · -0.2% own

ALABSSELL$89.5K

Astera Labs, Inc.May 18

387 sh @ $231.31 · -0.4% own

ALABSSELL$23K

Astera Labs, Inc.May 18

99 sh @ $232.81 · <0.1% own

ALABSSELL$27K

Astera Labs, Inc.May 18

116 sh @ $233.19 · -0.1% own

ALABSSELL$233.1K

Astera Labs, Inc.May 18

990 sh @ $235.41 · -0.9% own

ALABSSELL$2.2M

Astera Labs, Inc.May 18

9,204 sh @ $235.36 · -7.8% own

ALABAGRANT$15.7K

Astera Labs, Inc.May 14

131 sh @ $120.18 · +0.1% own

ALABSSELL◷$55.2K

Astera Labs, Inc.Apr 1

500 sh @ $110.35 · -0.4% own

ALABSSELL◷$109.2K

Astera Labs, Inc.Apr 1

1,000 sh @ $109.16 · -0.8% own

ALABSSELL◷$370.2K

Astera Labs, Inc.Apr 1

3,415 sh @ $108.40 · -2.8% own

ALABSSELL◷$213.5K

Astera Labs, Inc.Apr 1

1,985 sh @ $107.54 · -1.6% own

ALABSSELL◷$329.7K

Astera Labs, Inc.Apr 1

3,100 sh @ $106.34 · -2.4% own

ALABSSELL◷$24.2K

Astera Labs, Inc.Mar 2

200 sh @ $120.98 · -0.2% own

ALABSSELL◷$188.3K

Astera Labs, Inc.Mar 2

1,566 sh @ $120.23 · -1.2% own

ALABSSELL◷$142.9K

Astera Labs, Inc.Mar 2

1,202 sh @ $118.89 · -0.9% own

ALABSSELL◷$377.3K

Astera Labs, Inc.Mar 2

3,200 sh @ $117.92 · -2.4% own

ALABSSELL◷$140.8K

Astera Labs, Inc.Mar 2

1,205 sh @ $116.85 · -0.9% own

ALABSSELL◷$86.9K

Astera Labs, Inc.Mar 2

750 sh @ $115.84 · -0.5% own

ALABSSELL◷$77.7K

Astera Labs, Inc.Mar 2

677 sh @ $114.81 · -0.5% own

ALABSSELL◷$136.6K

Astera Labs, Inc.Mar 2

1,200 sh @ $113.85 · -0.9% own

ALABSSELL$59.3K

Astera Labs, Inc.Feb 17

469 sh @ $126.34 · -0.3% own

ALABSSELL$115.1K

Astera Labs, Inc.Feb 17

923 sh @ $124.66 · -0.7% own

ALABSSELL$177.8K

Astera Labs, Inc.Feb 17

1,435 sh @ $123.93 · -1.0% own

ALABSSELL$210.4K

Astera Labs, Inc.Feb 17

1,713 sh @ $122.84 · -1.2% own

ALABSSELL$37.7K

Astera Labs, Inc.Feb 17

309 sh @ $122.16 · -0.2% own

ALABAGRANT—

Astera Labs, Inc.Feb 6

5,893 sh · +4.3% own

ALABSSELL◷$36.4K

Astera Labs, Inc.Jan 2

200 sh @ $182.12 · -0.1% own

ALABSSELL◷$235.3K

Astera Labs, Inc.Jan 2

1,300 sh @ $180.98 · -0.9% own

ALABSSELL◷$237.3K

Astera Labs, Inc.Jan 2

1,319 sh @ $179.90 · -0.9% own

ALABSSELL◷$461.6K

Astera Labs, Inc.Jan 2

2,577 sh @ $179.11 · -1.8% own

ALABSSELL◷$410.8K

Astera Labs, Inc.Jan 2

2,304 sh @ $178.31 · -1.6% own

ALABSSELL◷$88.5K

Astera Labs, Inc.Jan 2

500 sh @ $176.92 · -0.3% own

ALABSSELL◷$192.5K

Astera Labs, Inc.Jan 2

1,100 sh @ $174.98 · -0.8% own

ALABSSELL◷$104.5K

Astera Labs, Inc.Jan 2

600 sh @ $174.13 · -0.4% own

ALABSSELL◷$17.3K

Astera Labs, Inc.Jan 2

100 sh @ $172.65 · <0.1% own

ALABSSELL$188.6K

Astera Labs, Inc.Nov 17, 2025

1,314 sh @ $143.51 · -0.9% own

ALABSSELL$260.3K

Astera Labs, Inc.Nov 17, 2025

1,801 sh @ $144.53 · -1.2% own

ALABSSELL$153.1K

Astera Labs, Inc.Nov 17, 2025

1,051 sh @ $145.69 · -0.7% own

ALABSSELL$66.5K

Astera Labs, Inc.Nov 17, 2025

454 sh @ $146.42 · -0.3% own

ALABAGRANT$6.8K

Astera Labs, Inc.Nov 14, 2025

87 sh @ $78.36 · +<0.1% own

ALABSSELL◷$19.6K

Astera Labs, Inc.Oct 1, 2025

100 sh @ $195.66 · <0.1% own

ALABSSELL◷$175.5K

Astera Labs, Inc.Oct 1, 2025

900 sh @ $194.95 · -0.6% own

ALABSSELL◷$424.8K

Astera Labs, Inc.Oct 1, 2025

2,189 sh @ $194.07 · -1.4% own

ALABSSELL◷$464.7K

Astera Labs, Inc.Oct 1, 2025

2,407 sh @ $193.08 · -1.5% own

ALABSSELL◷$192.2K

Astera Labs, Inc.Oct 1, 2025

1,000 sh @ $192.21 · -0.6% own

ALABSSELL◷$266.4K

Astera Labs, Inc.Oct 1, 2025

1,395 sh @ $190.97 · -0.9% own

ALABSSELL◷$96.6K

Astera Labs, Inc.Oct 1, 2025

509 sh @ $189.85 · -0.3% own

ALABSSELL◷$150.7K

Astera Labs, Inc.Oct 1, 2025

800 sh @ $188.37 · -0.5% own

ALABSSELL◷$131K

Astera Labs, Inc.Oct 1, 2025

700 sh @ $187.21 · -0.4% own

ALABSSELL◷$228.6K

Astera Labs, Inc.Aug 28, 2025

1,200 sh @ $190.50 · -0.7% own

ALABSSELL◷$540.9K

Astera Labs, Inc.Aug 28, 2025

2,852 sh @ $189.65 · -1.7% own

ALABSSELL◷$565.3K

Astera Labs, Inc.Aug 28, 2025

2,993 sh @ $188.88 · -1.8% own

ALABSSELL◷$321.9K

Astera Labs, Inc.Aug 28, 2025

1,716 sh @ $187.57 · -1.0% own

ALABSSELL◷$149.1K

Astera Labs, Inc.Aug 28, 2025

800 sh @ $186.37 · -0.5% own

ALABSSELL◷$63K

Astera Labs, Inc.Aug 28, 2025

339 sh @ $185.70 · -0.2% own

ALABSSELL◷$18.3K

Astera Labs, Inc.Aug 28, 2025

100 sh @ $182.55 · <0.1% own

ALABSSELL$646K

Astera Labs, Inc.Aug 18, 2025

3,527 sh @ $183.17 · -2.0% own

ALABSSELL$682K

Astera Labs, Inc.Aug 18, 2025

3,710 sh @ $183.83 · -2.1% own

ALABAGRANT—

Astera Labs, Inc.Jul 24, 2025

16,214 sh · +10.0% own

ALABSSELL◷$2.3M

Astera Labs, Inc.May 19, 2025

25,000 sh @ $90.13 · -13.3% own

ALABSSELL◷$150K

Astera Labs, Inc.May 16, 2025

1,661 sh @ $90.33 · -0.9% own

ALABSSELL◷$161.3K

Astera Labs, Inc.May 16, 2025

1,779 sh @ $90.67 · -0.9% own

ALABSSELL◷$34K

Astera Labs, Inc.May 16, 2025

369 sh @ $92.15 · -0.2% own

ALABAGRANT$14.4K

Astera Labs, Inc.May 14, 2025

196 sh @ $73.48 · +0.1% own