SEC CIK 1106232

LEIGHTON F THOMSON

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
AKAMview stock →97,9752026-03-06

Position History — AKAM

Reported shares owned immediately after each Form 4 transaction, over time.

01,408,8792,817,7574,226,6362008-122012-102018-022023-012023-032023-062026-03

Recent Filings — AKAM

DateActivitySharesPriceOwned After
2026-03-06Option exercise (derivative)23,353$0.000
2026-03-06Tax withholding11,292$101.0097,975
2026-03-06Option exercise23,353—109,267
2026-03-04Option exercise (derivative)20,314$0.0020,315
2026-03-04Tax withholding9,822$102.0885,914
2026-03-04Option exercise20,314—95,736
2026-03-03Option exercise (derivative)28,333$0.0056,667
2026-03-03Option exercise28,333—89,912
2026-03-03Tax withholding14,490$97.6475,422
2026-03-02Grant / award (derivative)74,252$0.0074,252
2026-02-20Tax withholding11,650$94.1761,579
2026-02-20Grant / award24,094$0.0073,229
2026-02-19Grant / award (derivative)14,396$0.0036,101
2026-02-19Grant / award (derivative)12,520$0.0019,060
2026-02-19Grant / award (derivative)17,464$0.0017,464
2026-02-19Option exercise (derivative)36,101$0.000
2026-02-19Tax withholding15,261$109.3149,135
2026-02-19Option exercise36,101—64,396
2025-08-11Open-market buy2,076$71.332,382,367
2025-08-11Open-market buy47,924$72.302,430,291
2025-03-07Option exercise (derivative)11,904$0.000
2025-03-07Option exercise11,904—133,723
2025-03-07Tax withholding5,756$82.81127,967
2025-03-06Option exercise (derivative)23,352$0.0023,353
2025-03-06Tax withholding11,291$82.82121,819
2025-03-06Option exercise23,352$0.00133,110
2025-03-04Option exercise (derivative)20,313$0.0040,629
2025-03-04Tax withholding10,227$81.00109,758
2025-03-04Option exercise20,313$0.00119,985
2025-03-03Grant / award (derivative)34,000$0.0034,000
2025-03-03Grant / award (derivative)51,000$0.0051,000
2025-03-03Grant / award (derivative)85,000$0.0085,000
2025-03-03Gift37,670$0.0099,672
2025-02-27Open-market buy35,470$79.56135,142
2025-02-27Open-market buy2,200$80.01137,342
2025-02-21Grant / award14,186$0.00106,531
2025-02-21Tax withholding6,859$76.7399,672
2025-02-19Option exercise (derivative)4,999$0.000
2025-02-19Option exercise (derivative)34,400$0.000
2025-02-19Tax withholding14,200$99.3292,345
2025-02-19Option exercise4,999$0.0074,563
2025-02-19Tax withholding2,418$99.3272,145
2025-02-19Option exercise34,400$0.00106,545
2024-05-14Open-market buy22,000$92.682,342,621
2024-03-07Option exercise (derivative)11,904$0.0011,904
2024-03-07Tax withholding5,756$110.1669,564
2024-03-07Option exercise11,904$0.0075,320
2024-03-06Option exercise (derivative)23,351$0.0046,705
2024-03-06Tax withholding11,291$109.3863,416
2024-03-06Option exercise23,351$0.0074,707
2024-03-04Grant / award (derivative)36,565$0.0036,565
2024-03-04Grant / award (derivative)24,377$0.0024,377
2024-03-04Grant / award (derivative)60,942$0.0060,942
2024-03-01Option exercise (derivative)13,551$0.000
2024-03-01Option exercise13,551$0.0061,477
2024-03-01Tax withholding10,121$110.9251,356
2024-02-21Option exercise (derivative)10,467$0.000
2024-02-21Option exercise (derivative)50,229$0.000
2024-02-21Tax withholding20,280$108.3647,926
2024-02-21Option exercise50,229$0.0068,206
2024-02-21Tax withholding4,643$108.3617,977
2024-02-21Option exercise10,467$0.0022,620
2024-02-21Tax withholding9,687$107.1612,153
2024-02-21Grant / award21,840$0.0021,840
2023-08-28Gift92,006$0.000
2023-06-20Open-market buy275$91.2092,006
2023-06-16Open-market buy271$92.3191,731
2023-06-15Open-market buy274$91.4091,460
2023-06-14Open-market buy273$91.6991,186
2023-06-13Open-market buy270$92.8090,913
2023-06-12Open-market buy271$92.4390,643
2023-06-09Open-market buy270$92.6090,372
2023-06-08Open-market buy265$93.8090,102
2023-06-08Open-market buy2$92.7889,837
2023-06-07Open-market buy267$92.9889,835
2023-06-06Open-market buy267$93.8189,568
2023-06-05Open-market buy269$92.9889,301
2023-06-02Open-market buy272$92.0189,032
2023-06-01Open-market buy272$92.0088,760
2023-05-31Open-market buy272$92.0088,488
2023-05-30Open-market buy275$91.0688,216
2023-05-26Open-market buy280$89.3987,941
2023-05-25Open-market buy284$88.2987,661
2023-05-24Open-market buy288$86.9687,377
2023-05-23Open-market buy286$87.7187,089
2023-05-22Open-market buy286$87.5286,803
2023-05-19Open-market buy285$87.8686,517
2023-05-18Open-market buy289$86.7386,232
2023-05-17Open-market buy288$87.0085,943
2023-05-16Open-market buy293$85.5185,655
2023-05-15Open-market buy293$85.3385,362
2023-05-05Open-market buy323$77.5385,069
2023-05-04Open-market buy319$78.4384,746
2023-05-03Open-market buy315$79.4484,427
2023-05-02Open-market buy313$79.9684,112
2023-05-01Open-market buy306$81.9383,799
2023-04-28Open-market buy308$81.4183,493
2023-04-27Open-market buy314$79.6683,185
2023-04-26Open-market buy315$79.4782,871
2023-04-25Open-market buy311$80.6482,556
2023-04-24Open-market buy309$80.9182,245
2023-04-21Open-market buy309$80.9881,936
2023-04-20Open-market buy305$82.0081,627
2023-04-19Open-market buy302$82.8081,322
2023-04-18Open-market buy300$83.3581,020
2023-04-17Open-market buy303$82.5480,720
2023-04-14Open-market buy302$83.0080,417
2023-04-13Open-market buy307$81.5680,115
2023-04-12Open-market buy308$81.2379,808
2023-04-11Open-market buy314$79.7879,500
2023-04-10Open-market buy319$78.4279,186
2023-04-06Open-market buy324$77.3878,867
2023-04-05Open-market buy323$77.6078,543
2023-04-04Open-market buy321$77.9978,220
2023-04-03Open-market buy319$78.4877,899
2023-03-31Open-market buy326$76.8877,580
2023-03-30Open-market buy325$77.0077,254
2023-03-29Open-market buy325$77.0176,929
2023-03-28Open-market buy327$76.4676,604
2023-03-27Open-market buy326$76.6976,277
2023-03-24Open-market buy333$75.1875,951
2023-03-23Open-market buy335$74.8075,618
2023-03-22Open-market buy332$75.4975,283
2023-03-21Open-market buy333$75.2674,951
2023-03-20Open-market buy341$73.3874,618
2023-03-17Open-market buy343$72.8974,277
2023-03-16Open-market buy348$71.8873,934
2023-03-15Open-market buy350$71.5373,586
2023-03-14Open-market buy349$71.7773,236
2023-03-13Open-market buy349$71.7872,887
2023-03-10Open-market buy339$73.6472,537
2023-03-10Open-market buy1$72.6572,538
2023-03-09Open-market buy336$74.4472,198
2023-03-08Open-market buy334$74.8971,862
2023-03-08Open-market buy334$74.8971,862
2023-03-07Option exercise (derivative)11,903$0.0023,808
2023-03-07Tax withholding5,317$74.9471,528
2023-03-07Open-market buy333$75.2864,942
2023-03-07Option exercise11,903$0.0076,845
2023-03-07Option exercise (derivative)11,903$0.0023,808
2023-03-07Option exercise11,903$0.0076,845
2023-03-07Tax withholding5,317$74.9471,528
2023-03-07Open-market buy333$75.2864,942
2023-03-06Open-market buy329$75.9964,609
2023-03-06Grant / award (derivative)42,033$0.0042,033
2023-03-06Grant / award (derivative)70,056$0.0070,056
2023-03-06Grant / award (derivative)28,022$0.0028,022
2023-03-06Grant / award (derivative)70,056$0.0070,056
2023-03-06Grant / award (derivative)28,022$0.0028,022
2023-03-06Grant / award (derivative)42,033$0.0042,033
2023-03-03Option exercise (derivative)12,923$0.000
2023-03-03Open-market buy338$74.1757,456
2023-03-03Option exercise12,923$0.0070,379
2023-03-03Tax withholding5,773$73.5164,280
2023-03-02Open-market buy343$73.0857,118
2023-03-01Option exercise (derivative)13,550$0.0013,551
2023-03-01Open-market buy346$72.4349,595
2023-03-01Option exercise13,550$0.0063,145
2023-03-01Tax withholding6,370$72.6056,775
2023-02-28Open-market buy340$73.7249,249
2023-02-27Open-market buy342$73.2248,909
2023-02-24Open-market buy337$74.2748,567
2023-02-23Open-market buy326$76.8248,230
2023-02-22Open-market buy326$76.7747,904
2023-02-21Open-market buy325$76.9912,431
2023-02-21Option exercise (derivative)45,459$0.000
2023-02-21Tax withholding3,679$76.4020,922
2023-02-21Option exercise45,459$0.0066,707
2023-02-21Tax withholding19,129$77.3047,578
2023-02-21Grant / award12,170$0.0024,601
2023-02-10Open-market buy290$86.2612,106
2023-02-09Open-market buy288$87.0311,816
2023-02-08Open-market buy284$88.1411,528
2023-02-07Open-market buy286$87.4711,244
2023-02-06Open-market buy282$88.7310,958
2023-02-03Open-market buy280$89.5410,676
2023-02-02Open-market buy279$89.8310,396
2023-02-01Open-market buy283$88.5610,117
2023-01-31Open-market buy285$87.919,834
2023-01-30Open-market buy287$87.369,549
2023-01-27Open-market buy286$87.449,262
2023-01-26Open-market buy286$87.488,976
2023-01-25Open-market buy287$87.208,690
2023-01-24Open-market buy286$87.608,403
2023-01-23Open-market buy285$87.998,117
2023-01-20Open-market buy289$86.737,832
2023-01-19Open-market buy285$87.887,543
2023-01-18Open-market buy279$89.747,258
2023-01-17Open-market buy282$88.866,979
2023-01-13Open-market buy283$88.506,697
2023-01-12Open-market buy282$88.876,414
2023-01-11Open-market buy285$87.966,132
2023-01-10Open-market buy290$86.455,847
2023-01-09Open-market buy290$86.505,557
2023-01-06Open-market buy293$85.495,267
2023-01-05Open-market buy293$85.504,974
2023-01-04Open-market buy292$85.894,681
2023-01-03Open-market buy295$84.984,389
2022-12-30Open-market buy296$84.674,094
2022-12-29Open-market buy298$83.973,798
2022-12-28Open-market buy300$83.483,500
2022-12-27Open-market buy302$83.033,200
2022-12-23Open-market buy303$82.622,898
2022-12-22Open-market buy301$83.102,595
2022-12-21Open-market buy295$84.992,294
2022-12-20Open-market buy298$83.991,999
2022-12-19Open-market buy294$85.071,701
2022-12-16Open-market buy294$85.111,407
2022-12-15Open-market buy285$87.801,113
2022-12-14Open-market buy279$89.85828
2022-12-13Open-market buy268$93.58549
2022-12-12Open-market buy281$89.02281
2022-08-01Gift288,742$0.002,218,134
2022-08-01Gift288,742$0.000
2022-03-07Grant / award (derivative)35,711$0.0035,711
2022-03-07Grant / award (derivative)17,855$0.0017,855
2022-03-07Grant / award (derivative)35,711$0.0035,711
2022-03-03Option exercise (derivative)12,923$0.0012,923
2022-03-03Tax withholding5,738$0.00288,742
2022-03-03Option exercise12,923$0.00294,480
2022-03-01Option exercise (derivative)13,549$0.0027,101
2022-03-01Option exercise (derivative)15,943$0.000
2022-03-01Option exercise15,943$0.00282,038
2022-03-01Tax withholding7,079$0.00274,959
2022-03-01Tax withholding6,951$0.00281,557
2022-03-01Option exercise13,549$0.00288,508
2022-02-22Grant / award20,953$0.00273,978
2022-02-22Tax withholding7,883$0.00266,095
2022-02-21Option exercise (derivative)16,499$0.000
2022-02-21Option exercise (derivative)73,012$0.000
2022-02-21Tax withholding7,326$0.00253,025
2022-02-21Option exercise73,012$0.00275,162
2022-02-21Tax withholding31,310$0.00243,852
2022-02-21Option exercise16,499$0.00260,351
2021-03-03Option exercise (derivative)12,922$0.0025,846
2021-03-01Grant / award (derivative)40,650$0.0040,650
2021-03-01Grant / award (derivative)20,325$0.0020,325
2021-03-01Option exercise (derivative)15,942$0.0015,943
2021-03-01Grant / award (derivative)40,650$0.0040,650
2021-03-01Option exercise7,890$0.00194,966
2021-03-01Option exercise7,184$0.00202,150
2021-02-18Option exercise (derivative)49,130$0.000
2021-02-18Grant / award9,475$0.00112,677
2021-02-18Option exercise47,083$0.00159,760
2021-02-18Option exercise27,316$0.00187,076
2021-02-08Option exercise (derivative)18,137$0.000
2021-02-08Option exercise11,330$0.00103,202
2020-03-03Option exercise (derivative)12,406$0.000
2020-03-03Grant / award11,580$0.0041,885
2020-03-03Option exercise43,090$0.0084,975
2020-03-03Option exercise6,897$0.0091,872
2020-03-03Grant / award (derivative)38,768$0.0038,768
2020-03-03Grant / award (derivative)19,384$0.0019,384
2020-03-01Option exercise (derivative)15,941$0.0031,885
2020-03-01Option exercise8,863$0.0030,305
2020-02-09Option exercise (derivative)17,750$0.000
2020-02-09Option exercise9,868$0.0021,442
2020-02-08Option exercise (derivative)18,136$0.0018,137
2020-02-08Option exercise11,574$0.0011,574
2019-03-01Grant / award (derivative)47,826$0.0047,826
2019-03-01Grant / award (derivative)23,913$0.0023,913
2019-02-21Option exercise (derivative)86,396$0.000
2019-02-21Option exercise47,883$0.00488,654
2019-02-21Grant / award12,540$0.00453,311
2019-02-11Option exercise (derivative)23,064$0.000
2019-02-11Option exercise12,823$0.00428,231
2019-02-09Option exercise (derivative)17,750$0.0017,750
2019-02-09Option exercise9,868$0.00415,408
2019-02-08Option exercise (derivative)18,135$0.0036,273
2019-02-08Option exercise12,238$0.00405,540
2018-02-23Option exercise (derivative)24,334$0.000
2018-02-23Option exercise12,958$0.00392,942
2018-02-22Grant / award8,466$0.00379,984
2018-02-12Option exercise (derivative)16,768$0.000
2018-02-12Option exercise9,314$0.00371,518
2018-02-11Option exercise (derivative)23,063$0.0023,064
2018-02-11Option exercise12,811$0.00362,204
2018-02-09Option exercise (derivative)17,749$0.0035,500
2018-02-09Option exercise12,161$0.00349,393
2018-02-08Grant / award (derivative)27,204$0.0027,204
2018-02-08Grant / award (derivative)54,408$0.0054,408
2017-12-28Option exercise (derivative)110,282$35.420
2017-12-28Option exercise110,282$35.42337,232
2017-12-15Open-market buy17,537$57.013,233,471
2017-11-15Open-market buy18,545$53.913,215,934
2017-10-16Open-market buy19,670$50.833,197,389
2017-09-15Open-market buy21,279$0.003,177,719
2017-09-15Open-market buy21,279$46.983,177,719
2017-08-15Open-market buy21,554$46.913,156,440
2017-07-14Open-market buy19,817$50.453,326,715
2017-06-15Open-market buy20,397$49.02247,454
2017-05-31Open-market buy21,196$47.17227,057
2017-03-03Option exercise (derivative)44,094$0.000
2017-03-03Option exercise23,347$0.00205,861
2017-02-23Option exercise (derivative)24,333$0.0024,334
2017-02-23Option exercise11,774$0.00182,514
2017-02-12Option exercise (derivative)16,768$0.0016,768
2017-02-12Option exercise8,878$0.003,265,305
2017-02-11Option exercise (derivative)23,063$0.0046,127
2017-02-11Option exercise12,211$0.003,256,427
2017-02-09Grant / award (derivative)106,498$0.00106,498
2017-02-09Grant / award (derivative)53,249$0.0053,249
2017-02-09Grant / award (derivative)53,248$0.0053,248
2017-02-07Option exercise (derivative)17,656$0.000
2017-02-07Option exercise11,355$0.00170,740
2016-12-15Open-market buy14,828$67.433,142,184
2016-11-15Open-market buy15,245$65.583,127,356
2016-10-17Open-market buy18,276$54.703,112,111
2016-09-15Open-market buy19,468$51.363,093,835
2016-08-15Open-market buy19,003$52.613,074,367
2016-07-15Open-market buy17,456$57.283,073,490
2016-06-16Open-market buy18,881$52.953,056,034
2016-05-16Open-market buy19,497$51.283,037,153
2016-04-15Open-market buy19,546$51.153,017,656
2016-03-16Open-market buy18,126$55.1618,126
2016-03-03Option exercise (derivative)44,094$0.0044,094
2016-03-03Option exercise23,347$0.00159,385
2016-02-16Open-market buy96,521$51.792,961,858
2016-02-12Option exercise8,878$0.00136,038
2016-02-11Grant / award (derivative)69,190$0.00119,493
2016-02-11Grant / award (derivative)69,190$0.00207,570
2016-02-11Option exercise (derivative)16,767$0.0033,536
2016-02-11Grant / award (derivative)138,380$0.00138,380
2016-02-08Option exercise (derivative)17,655$0.0017,656
2016-02-08Option exercise (derivative)21,175$0.000
2016-02-08Option exercise33,467$0.00115,363
2016-02-08Option exercise11,797$0.00127,160
2016-02-08Option exercise12,014$0.0081,896
2016-02-03Gift173,889$0.000
2015-12-30J110,947$0.002,904,987
2015-12-30Gift39,650$0.002,865,337
2015-12-30J110,947$0.00173,889
2015-09-15J34,701$0.000
2015-09-15J34,701$0.002,794,040
2015-02-12Grant / award (derivative)50,303$0.0050,303
2015-02-12Grant / award (derivative)150,908$0.00150,908
2015-02-09Option exercise (derivative)17,655$0.0035,311
2015-02-09Option exercise (derivative)21,174$0.0021,175
2015-02-09Option exercise (derivative)63,205$0.0063,206
2015-02-09Option exercise11,628$0.0069,882
2015-02-09Option exercise33,403$0.0058,254
2015-02-09Option exercise11,190$0.0024,851
2014-11-05J108,621$0.00284,836
2014-11-05J108,621$0.003,509,339
2014-08-01J79,668$0.003,400,718
2014-08-01J79,668$0.0034,701
2014-02-07Option exercise (derivative)21,174$0.0042,349
2014-02-07Grant / award (derivative)52,966$0.00105,932
2014-02-07Grant / award (derivative)158,898$0.00158,898
2014-02-07Option exercise13,661$0.0013,661
2013-12-05J103,783$0.003,321,050
2013-12-05J103,783$0.00393,457
2013-12-05Open-market buy25,000$45.283,217,267
2013-08-05J76,893$0.003,192,267
2013-08-05J76,893$0.00114,369
2013-03-13Open-market buy30,000$34.753,115,374
2013-02-08Grant / award (derivative)105,872$0.00105,872
2013-02-08Grant / award (derivative)63,523$0.0063,523
2013-02-08Grant / award (derivative)110,282$35.42110,282
2013-02-08Open-market buy50,000$35.313,085,374
2012-10-18J139,489$0.003,035,374
2012-10-18J139,489$0.000
2012-09-27Gift497,240$0.00497,240
2012-09-27Gift497,240$0.002,895,885
2012-09-25J139,490$0.00139,489
2012-09-25J139,490$0.003,393,125
2012-09-10J139,490$0.00278,979
2012-09-10J139,490$0.003,253,635
2012-08-29J101,981$0.00191,262
2012-08-29J101,981$0.003,114,145
2012-06-05Open-market buy147,240$27.453,012,164
2012-05-29J30,152$0.002,864,924
2012-05-29J30,152$0.00418,469
2012-04-27Open-market buy100,000$33.142,834,772
2011-07-18J74,519$0.002,734,772
2011-07-18J74,519$0.00293,243
2011-05-25J26,449$0.00448,621
2011-05-25J26,449$0.002,660,253
2011-05-19Open-market buy50,000$32.662,633,804
2009-08-06J79,669$0.003,406,305
2009-08-06J79,669$0.00420,331
2009-07-31Open-market buy31,554$16.873,326,636
2009-07-31Open-market buy50,000$16.853,295,082
2009-07-31Open-market buy12,801$16.823,245,082
2009-07-31Open-market buy5,645$16.793,232,281
2009-03-16Gift500,000$0.003,226,636
2009-03-16Gift500,000$0.00500,000
2008-12-03Open-market buy400$11.744,226,636
2008-12-03Open-market buy354$11.734,226,236
2008-12-03Open-market buy1,000$11.724,225,882
2008-12-03Open-market buy1,846$11.714,224,882
2008-12-03Open-market buy2,800$11.704,223,036
2008-12-03Open-market buy400$11.684,220,236
2008-12-03Open-market buy100$11.674,219,836
2008-12-03Open-market buy5,000$11.664,219,736
2008-12-03Open-market buy1,200$11.644,214,736
2008-12-03Open-market buy1,100$11.634,213,536
2008-12-03Open-market buy800$11.624,212,436
2008-12-03Open-market buy5,000$11.564,211,636
2008-12-03Open-market buy5,000$11.454,206,636
2008-12-03Open-market buy5,000$11.354,201,636
2008-12-03Open-market buy10,000$11.254,196,636
2008-12-03Open-market buy5,000$11.154,186,636
2008-12-02Open-market buy10,000$11.304,146,636
2008-12-02Open-market buy5,000$11.254,136,636
2008-12-02Open-market buy5,000$11.204,131,636
2008-12-02Open-market buy3,900$11.594,181,636
2008-12-02Open-market buy1,100$11.584,177,736
2008-12-02Open-market buy5,000$11.504,176,636
2008-12-02Open-market buy8,000$11.454,171,636
2008-12-02Open-market buy1,700$11.444,163,636
2008-12-02Open-market buy5,300$11.434,161,936
2008-12-02Open-market buy7,067$11.354,156,636
2008-12-02Open-market buy2,933$11.344,149,569

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.