Insider at

04

Insider transactions

05
0 buys (P) 143 sells (S) Net: $-182,596,071 last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Sept. 1, 2026 ALAB S 10b5-1 2,575 $277.32 $714,099 1,271,923 Indirect -0.20% Disposed 40.6% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 20,991 $278.33 $5,842,425 1,250,932 Indirect -1.65% Disposed 40.0% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 37,176 $279.28 $10,382,513 1,213,756 Indirect -2.97% Disposed 39.6% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 59,379 $280.04 $16,628,495 1,154,377 Indirect -4.89% Disposed 39.2% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 12,882 $281.16 $3,621,903 1,141,495 Indirect -1.12% Disposed 38.6% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 5,870 $282.13 $1,656,103 1,135,625 Indirect -0.51% Disposed 38.2% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 3,954 $283.18 $1,119,694 1,131,671 Indirect -0.35% Disposed 37.7% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 2,245 $284.17 $637,962 1,129,426 Indirect -0.20% Disposed 37.2% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 340 $285.18 $96,961 1,129,086 Indirect -0.03% Disposed 36.7% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 2,677 $286.99 $768,272 1,126,409 Indirect -0.24% Disposed 35.8% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 1,019 $287.93 $293,401 1,125,390 Indirect -0.09% Disposed 35.4% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 892 $288.95 $257,743 1,124,498 Indirect -0.08% Disposed 34.9% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 568 $277.32 $157,518 286,295 Indirect -0.20% Disposed 40.6% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 4,618 $278.33 $1,285,328 281,677 Indirect -1.61% Disposed 40.0% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 8,179 $279.28 $2,284,231 273,498 Indirect -2.90% Disposed 39.6% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 13,070 $280.04 $3,660,123 260,428 Indirect -4.78% Disposed 39.2% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 2,835 $281.16 $797,089 257,593 Indirect -1.09% Disposed 38.6% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 1,288 $282.13 $363,383 256,305 Indirect -0.50% Disposed 38.2% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 868 $283.18 $245,800 255,437 Indirect -0.34% Disposed 37.7% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 491 $284.18 $139,532 254,946 Indirect -0.19% Disposed 37.2% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 74 $285.18 $21,103 254,872 Indirect -0.03% Disposed 36.7% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 588 $287.00 $168,756 254,284 Indirect -0.23% Disposed 35.8% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 225 $287.93 $64,784 254,059 Indirect -0.09% Disposed 35.4% (price as of 2026-10-06)
Sept. 1, 2026 ALAB S 10b5-1 196 $288.95 $56,634 253,863 Indirect -0.08% Disposed 34.9% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 734 $450.94 $330,990 295,354 Indirect -0.25% Disposed -13.6% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 570 $449.89 $256,437 296,088 Indirect -0.19% Disposed -13.4% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,479 $448.85 $663,849 296,658 Indirect -0.50% Disposed -13.2% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 883 $447.86 $395,460 298,137 Indirect -0.30% Disposed -13.0% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 898 $446.91 $401,325 299,020 Indirect -0.30% Disposed -12.8% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 948 $445.85 $422,666 299,918 Indirect -0.32% Disposed -12.6% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,330 $444.91 $591,730 300,866 Indirect -0.44% Disposed -12.4% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,197 $443.82 $531,253 302,196 Indirect -0.39% Disposed -12.2% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,095 $442.87 $484,943 303,393 Indirect -0.36% Disposed -12.0% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 984 $441.79 $434,721 304,488 Indirect -0.32% Disposed -11.8% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,519 $440.86 $669,666 305,472 Indirect -0.49% Disposed -11.6% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 952 $440.05 $418,928 306,991 Indirect -0.31% Disposed -11.4% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 650 $438.79 $285,214 307,943 Indirect -0.21% Disposed -11.2% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 469 $437.93 $205,389 308,593 Indirect -0.15% Disposed -11.0% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 804 $436.82 $351,203 309,062 Indirect -0.26% Disposed -10.8% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 467 $435.76 $203,500 309,866 Indirect -0.15% Disposed -10.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 501 $434.78 $217,825 310,333 Indirect -0.16% Disposed -10.3% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 346 $433.43 $149,967 310,834 Indirect -0.11% Disposed -10.1% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 767 $432.79 $331,950 311,180 Indirect -0.25% Disposed -9.9% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 6,630 $430.79 $2,856,138 311,947 Indirect -2.08% Disposed -9.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,286 $429.58 $552,440 318,577 Indirect -0.40% Disposed -9.3% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,527 $468.00 $714,636 1,274,498 Indirect -0.12% Disposed -16.7% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 995 $466.90 $464,566 1,276,025 Indirect -0.08% Disposed -16.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 343 $466.14 $159,886 1,277,020 Indirect -0.03% Disposed -16.4% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,394 $464.45 $647,443 1,277,363 Indirect -0.11% Disposed -16.1% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,256 $463.35 $1,045,318 1,278,757 Indirect -0.18% Disposed -15.9% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,862 $462.44 $1,323,503 1,281,013 Indirect -0.22% Disposed -15.7% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,129 $461.47 $982,470 1,283,875 Indirect -0.17% Disposed -15.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,520 $460.07 $699,306 1,286,004 Indirect -0.12% Disposed -15.3% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 3,837 $459.02 $1,761,260 1,287,524 Indirect -0.30% Disposed -15.1% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 4,574 $458.00 $2,094,892 1,291,361 Indirect -0.35% Disposed -14.9% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 3,396 $456.97 $1,551,870 1,295,935 Indirect -0.26% Disposed -14.7% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,898 $455.89 $1,321,169 1,299,331 Indirect -0.22% Disposed -14.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 3,269 $454.92 $1,487,133 1,302,229 Indirect -0.25% Disposed -14.3% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,980 $453.83 $898,583 1,305,498 Indirect -0.15% Disposed -14.1% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,204 $453.12 $545,556 1,307,478 Indirect -0.09% Disposed -14.0% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 4,418 $451.96 $1,996,759 1,308,682 Indirect -0.34% Disposed -13.8% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 3,338 $450.94 $1,505,238 1,313,100 Indirect -0.25% Disposed -13.6% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,586 $449.89 $1,163,416 1,316,438 Indirect -0.20% Disposed -13.4% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 6,723 $448.85 $3,017,619 1,319,024 Indirect -0.51% Disposed -13.2% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 4,013 $447.86 $1,797,262 1,325,747 Indirect -0.30% Disposed -13.0% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 4,082 $446.91 $1,824,287 1,329,760 Indirect -0.31% Disposed -12.8% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 4,310 $445.85 $1,921,614 1,333,842 Indirect -0.32% Disposed -12.6% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 6,048 $444.91 $2,690,816 1,338,152 Indirect -0.45% Disposed -12.4% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 5,437 $443.82 $2,413,049 1,344,200 Indirect -0.40% Disposed -12.2% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 4,980 $442.87 $2,205,493 1,349,637 Indirect -0.37% Disposed -12.0% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 4,468 $441.79 $1,973,918 1,354,617 Indirect -0.33% Disposed -11.8% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 6,904 $440.86 $3,043,697 1,359,085 Indirect -0.51% Disposed -11.6% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 4,332 $440.05 $1,906,297 1,365,989 Indirect -0.32% Disposed -11.4% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,955 $438.79 $1,296,624 1,370,321 Indirect -0.22% Disposed -11.2% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,129 $437.93 $932,353 1,373,276 Indirect -0.15% Disposed -11.0% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 3,655 $436.82 $1,596,577 1,375,405 Indirect -0.27% Disposed -10.8% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,122 $435.76 $924,683 1,379,060 Indirect -0.15% Disposed -10.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 2,279 $434.78 $990,864 1,381,182 Indirect -0.16% Disposed -10.3% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,574 $433.43 $682,219 1,383,461 Indirect -0.11% Disposed -10.1% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 3,485 $432.79 $1,508,273 1,385,035 Indirect -0.25% Disposed -9.9% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 30,141 $430.79 $12,984,441 1,388,520 Indirect -2.12% Disposed -9.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 5,837 $429.58 $2,507,458 1,418,661 Indirect -0.41% Disposed -9.3% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 336 $467.99 $157,245 286,863 Indirect -0.12% Disposed -16.7% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 219 $466.90 $102,251 287,199 Indirect -0.08% Disposed -16.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 75 $466.13 $34,960 287,418 Indirect -0.03% Disposed -16.4% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 307 $464.45 $142,586 287,493 Indirect -0.11% Disposed -16.1% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 496 $463.35 $229,822 287,800 Indirect -0.17% Disposed -15.9% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 629 $462.44 $290,875 288,296 Indirect -0.22% Disposed -15.7% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 468 $461.47 $215,968 288,925 Indirect -0.16% Disposed -15.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 334 $460.07 $153,663 289,393 Indirect -0.12% Disposed -15.3% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 845 $459.02 $387,872 289,727 Indirect -0.29% Disposed -15.1% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 1,006 $458.00 $460,748 290,572 Indirect -0.35% Disposed -14.9% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 747 $456.97 $341,357 291,578 Indirect -0.26% Disposed -14.7% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 637 $455.89 $290,402 292,325 Indirect -0.22% Disposed -14.5% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 720 $454.92 $327,542 292,962 Indirect -0.25% Disposed -14.3% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 436 $453.83 $197,870 293,682 Indirect -0.15% Disposed -14.1% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 265 $453.12 $120,077 294,118 Indirect -0.09% Disposed -14.0% (price as of 2026-10-06)
July 1, 2026 ALAB S 10b5-1 971 $451.96 $438,853 294,383 Indirect -0.33% Disposed -13.8% (price as of 2026-10-06)
April 1, 2026 ALAB S 10b5-1 33,000 $107.61 $3,551,130 319,863 Indirect -9.35% Disposed 262.2% (price as of 2026-10-06)
April 1, 2026 ALAB S 10b5-1 2,587 $111.14 $287,519 1,424,498 Indirect -0.18% Disposed 250.7% (price as of 2026-10-06)

Showing latest 100 of 282 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
March 22, 2024 ALAB Series C Preferred Common Stock (3,718) · · 3,718 Disposed
March 22, 2024 ALAB Series B Preferred Common Stock (349,995) · · 349,995 Disposed
March 22, 2024 ALAB Series B Preferred Common Stock (75,597) · · 75,597 Disposed
March 22, 2024 ALAB Series A Preferred Common Stock (1,960,785) · · 1,960,785 Disposed
March 22, 2024 ALAB Series A Preferred Common Stock (423,530) · · 423,530 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 6 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
March 19, 2024 ALAB Common Stock 19,736 Indirect
March 19, 2024 ALAB Series A Preferred→ Common Stock (423,530) 423,530 Indirect
March 19, 2024 ALAB Series A Preferred→ Common Stock (1,960,785) 1,960,785 Indirect
March 19, 2024 ALAB Series B Preferred→ Common Stock (75,597) 75,597 Indirect
March 19, 2024 ALAB Series B Preferred→ Common Stock (349,995) 349,995 Indirect
March 19, 2024 ALAB Series C Preferred→ Common Stock (3,718) 3,718 Indirect