| GENERAL ATLANTIC GENPAR (BERMUDA), L.P. |
ALKT |
Common Stock, par value $0.001 per share ("Common Stock") |
Purchase |
3.36% |
$9,165,000 |
$18.33 |
500,000 |
15,379,451 |
12 Mar 2026 |
See footnote |
| GENERAL ATLANTIC, L.P. |
ALKT |
Common Stock, par value $0.001 per share ("Common Stock") |
Purchase |
3.36% |
$9,165,000 |
$18.33 |
500,000 |
15,379,451 |
12 Mar 2026 |
See footnote |
| Joseph P. Payne |
ALKT |
Common Stock |
Purchase |
26% |
$100,238 |
$18.22 |
5,500 |
26,628 |
11 Mar 2026 |
Direct |
| GENERAL ATLANTIC GENPAR (BERMUDA), L.P. |
ALKT |
Common Stock |
Purchase |
6.44% |
$16,569,000 |
$18.41 |
900,000 |
14,879,451 |
11 Mar 2026 |
See footnote |
| GENERAL ATLANTIC, L.P. |
ALKT |
Common Stock |
Purchase |
6.44% |
$16,569,000 |
$18.41 |
900,000 |
14,879,451 |
11 Mar 2026 |
See footnote |
| GENERAL ATLANTIC GENPAR (BERMUDA), L.P. |
ALKT |
Common Stock |
Purchase |
8.57% |
$19,381,832 |
$17.56 |
1,103,749 |
13,979,451 |
10 Mar 2026 |
See footnote |
| GENERAL ATLANTIC, L.P. |
ALKT |
Common Stock |
Purchase |
8.57% |
$19,381,832 |
$17.56 |
1,103,749 |
13,979,451 |
10 Mar 2026 |
See footnote |
| GENERAL ATLANTIC GENPAR (BERMUDA), L.P. |
ALKT |
Common Stock, par value $0.001 per share ("Common Stock") |
Purchase |
7% |
$14,613,315 |
$17.35 |
842,266 |
12,875,702 |
09 Mar 2026 |
See footnote |
| GENERAL ATLANTIC, L.P. |
ALKT |
Common Stock, par value $0.001 per share ("Common Stock") |
Purchase |
7% |
$14,613,315 |
$17.35 |
842,266 |
12,875,702 |
09 Mar 2026 |
See footnote |
| Alex Shootman |
ALKT |
Common Stock |
Sale |
-0.89% |
$180,433 |
$16.59 |
-10,876 |
1,210,974 |
09 Mar 2026 |
Direct |
| Alex Shootman |
ALKT |
Common Stock |
Award |
53% |
|
|
423,217 |
1,221,850 |
04 Mar 2026 |
Direct |
| Douglas A. Linebarger |
ALKT |
Common Stock |
Award |
61.5% |
|
|
133,011 |
349,244 |
04 Mar 2026 |
Direct |
| Prerna Sachdeva |
ALKT |
Common Stock |
Award |
38% |
|
|
24,184 |
87,792 |
04 Mar 2026 |
Direct |
| Douglas A. Linebarger |
ALKT |
Common Stock |
Sale |
-2.49% |
$93,254 |
$16.90 |
-5,518 |
216,233 |
02 Mar 2026 |
Direct |
| Prerna Sachdeva |
ALKT |
Common Stock |
Sale |
-2.08% |
$22,849 |
$16.90 |
-1,352 |
63,608 |
02 Mar 2026 |
Direct |
| Cassandra Hudson |
ALKT |
Common Stock |
Sale |
-2.34% |
$116,086 |
$16.90 |
-6,869 |
286,757 |
02 Mar 2026 |
Direct |
| Brian R. Smith |
ALKT |
Common Stock |
Award |
0.16% |
|
|
877 |
552,025 |
05 Jan 2026 |
Direct |
| Maria Ines Alvarez |
ALKT |
Common Stock |
Award |
0.44% |
|
|
255 |
57,878 |
05 Jan 2026 |
Direct |
| Steven R. Mitchell |
ALKT |
Common Stock |
Award |
0.46% |
|
|
396 |
85,612 |
05 Jan 2026 |
Direct |
| Alex Shootman |
ALKT |
Common Stock |
Sale |
-5.1% |
$941,026 |
$21.92 |
-42,930 |
798,633 |
09 Dec 2025 |
Direct |
| Prerna Sachdeva |
ALKT |
Common Stock |
Sale |
-1.67% |
$22,394 |
$20.34 |
-1,101 |
64,960 |
02 Dec 2025 |
Direct |
| Douglas A. Linebarger |
ALKT |
Common Stock |
Sale |
-3.56% |
$166,361 |
$20.34 |
-8,179 |
221,751 |
02 Dec 2025 |
Direct |
| Cassandra Hudson |
ALKT |
Common Stock |
Award |
|
|
|
293,626 |
293,626 |
29 Nov 2025 |
Direct |
| Alex Shootman |
ALKT |
Common Stock |
Award |
5.65% |
|
|
45,000 |
841,563 |
07 Nov 2025 |
Direct |
| Brian R. Smith |
ALKT |
Common Stock |
Award |
0.14% |
|
|
786 |
551,148 |
05 Oct 2025 |
Direct |
| Steven R. Mitchell |
ALKT |
Common Stock |
Award |
0.41% |
|
|
347 |
85,216 |
05 Oct 2025 |
Direct |
| Maria Ines Alvarez |
ALKT |
Common Stock |
Award |
0.39% |
|
|
223 |
57,623 |
05 Oct 2025 |
Direct |
| Alex Shootman |
ALKT |
Common Stock |
Sale |
-5.11% |
$1,101,584 |
$25.66 |
-42,930 |
796,563 |
09 Sep 2025 |
Direct |
| Prerna Sachdeva |
ALKT |
Common Stock |
Sale |
-4.3% |
$73,463 |
$24.76 |
-2,967 |
66,061 |
02 Sep 2025 |
Direct |
| Douglas A. Linebarger |
ALKT |
Common Stock |
Tax liability |
-3.46% |
|
|
-8,242 |
229,930 |
02 Sep 2025 |
Direct |
| W. Bryan Hill |
ALKT |
Common Stock |
Sale |
-4.73% |
$504,262 |
$24.76 |
-20,366 |
409,889 |
02 Sep 2025 |
Direct |
| Alex Shootman |
ALKT |
Common Stock |
Sale |
-8.2% |
$1,889,655 |
$25.20 |
-75,000 |
839,493 |
27 Aug 2025 |
Direct |
| GENERAL ATLANTIC GENPAR (BERMUDA), L.P. |
ALKT |
Common Stock |
Purchase |
1.94% |
$5,147,298 |
$22.44 |
229,391 |
12,033,436 |
13 Aug 2025 |
See footnote |
| GENERAL ATLANTIC, L.P. |
ALKT |
Common Stock |
Purchase |
1.94% |
$5,147,298 |
$22.44 |
229,391 |
12,033,436 |
13 Aug 2025 |
See footnote |
| GENERAL ATLANTIC GENPAR (BERMUDA), L.P. |
ALKT |
Common Stock |
Purchase |
4.58% |
$11,088,614 |
$21.46 |
516,771 |
11,804,045 |
12 Aug 2025 |
See footnote |
| GENERAL ATLANTIC, L.P. |
ALKT |
Common Stock |
Purchase |
4.58% |
$11,088,614 |
$21.46 |
516,771 |
11,804,045 |
12 Aug 2025 |
See footnote |
| GENERAL ATLANTIC GENPAR (BERMUDA), L.P. |
ALKT |
Common Stock |
Purchase |
3.67% |
$8,290,720 |
$20.73 |
400,000 |
11,287,274 |
11 Aug 2025 |
See footnote |
| GENERAL ATLANTIC GENPAR (BERMUDA), L.P. |
ALKT |
Common Stock, par value $0.001 per share ("Common Stock") |
Purchase |
2.35% |
$5,161,750 |
$20.65 |
250,000 |
10,887,274 |
11 Aug 2025 |
See footnote |
| GENERAL ATLANTIC, L.P. |
ALKT |
Common Stock |
Purchase |
3.67% |
$8,290,720 |
$20.73 |
400,000 |
11,287,274 |
11 Aug 2025 |
See footnote |
| GENERAL ATLANTIC, L.P. |
ALKT |
Common Stock, par value $0.001 per share ("Common Stock") |
Purchase |
2.35% |
$5,161,750 |
$20.65 |
250,000 |
10,887,274 |
11 Aug 2025 |
See footnote |
| Susanna Morgan |
ALKT |
Common Stock |
Award |
|
|
|
11,769 |
11,769 |
23 Jul 2025 |
Direct |
| Steven R. Mitchell |
ALKT |
Common Stock |
Award |
0.36% |
|
|
301 |
84,869 |
05 Jul 2025 |
Direct |
| Brian R. Smith |
ALKT |
Common Stock |
Award |
0.13% |
|
|
697 |
550,362 |
05 Jul 2025 |
Direct |
| Maria Ines Alvarez |
ALKT |
Common Stock |
Award |
0.31% |
|
|
177 |
57,400 |
05 Jul 2025 |
Direct |
| Alex Shootman |
ALKT |
Common Stock |
Sale |
-4.48% |
$1,310,653 |
$30.53 |
-42,930 |
914,493 |
09 Jun 2025 |
Direct |
| W. Bryan Hill |
ALKT |
Common Stock |
Sale |
-4.52% |
$577,551 |
$28.36 |
-20,365 |
430,255 |
02 Jun 2025 |
Direct |
| Douglas A. Linebarger |
ALKT |
Common Stock |
Sale |
-2.92% |
$203,341 |
$28.36 |
-7,170 |
238,172 |
02 Jun 2025 |
Direct |
| Prerna Sachdeva |
ALKT |
Common Stock |
Sale |
-0.22% |
$4,396 |
$28.36 |
-155 |
69,028 |
02 Jun 2025 |
Direct |
| Alex Shootman |
ALKT |
Common Stock |
Sale |
-7.26% |
$2,174,460 |
$28.99 |
-75,000 |
957,423 |
28 May 2025 |
Direct |
| Joseph P. Payne |
ALKT |
Common Stock |
Purchase |
63.4% |
$249,760 |
$30.46 |
8,200 |
21,128 |
15 May 2025 |
Direct |