Insider Trading activities at Skywater Technology, Inc (SKYT)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Skywater Technology, Inc (SKYT) since 2021 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Skywater Technology, Inc. Table 2 shows the detailed insider transactions. This company's CIK number is 1819974.

Total stock buying since 2021: $0.
Total stock sales since 2021: $13,800,786,253.
Total stock option exercises since 2021: $404,563.


16 insiders reported insider trading activities at Skywater Technology, Inc (SKYT):
Insider trading activities of Sakamoto John
Insider trading activities of Manko Steve
Insider trading activities of Ferguson Bradley
Insider trading activities of Ddk Developments, L.l.c.
Insider trading activities of Sonderman Thomas
Insider trading activities of Zibrowski Bart L
Insider trading activities of Graves Gregory B
Insider trading activities of Hilberg Christopher
Insider trading activities of Fares Nancy
Insider trading activities of Spicer John
Insider trading activities of Unterseher Loren A
Insider trading activities of Kurtzweil John T
Insider trading activities of Oxbow Industries, Llc
Insider trading activities of Litecky Mark
Insider trading activities of Kosier Steve
Insider trading activities of Daniel Amanda

Table 1. Yearly summary of insider stock purchases, sales, and option exercises at Skywater Technology, Inc (SKYT).
Insider Buying Insider Sales Option Exercises
Year Shares Value Shares Value Shares Value
2025 0 $0 5,032,848 $53,458,185 37,845 $404,563
2024 0 $0 1,156,873 $13,112,132 0 $0
2023 0 $0 4,576,141 $13,688,459,538 0 $0
2022 0 $0 4,123,014 $37,762,983 0 $0
2021 0 $0 509,288 $7,993,415 0 $0

Table 2. Monthly summary of insider trading at Skywater Technology, Inc (SKYT).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2025-08 0 $0 2,908,344 $35,224,685 37,845 $404,563
2025-06 0 $0 133,979 $1,269,439 0 $0
2025-05 0 $0 452,891 $4,315,655 0 $0
2025-03 0 $0 1,537,634 $12,648,406 0 $0
2024-12 0 $0 213,356 $1,994,978 0 $0
2024-11 0 $0 13,273 $107,644 0 $0
2024-08 0 $0 2,673 $26,735 0 $0
2024-06 0 $0 8,850 $70,507 0 $0
2024-05 0 $0 5,432 $44,015 0 $0
2024-03 0 $0 757,000 $9,105,898 0 $0
2024-02 0 $0 136,978 $1,569,077 0 $0
2024-01 0 $0 19,311 $193,278 0 $0
2023-12 0 $0 502,785 $4,025,795 0 $0
2023-08 0 $0 369,213 $3,038,625 0 $0
2023-07 0 $0 30,000 $274,634 0 $0
2023-06 0 $0 429,921 $13,638,879,441 0 $0
2023-05 0 $0 24,512 $235,880 0 $0
2023-03 0 $0 1,757,402 $21,875,993 0 $0
2023-02 0 $0 1,434,682 $19,866,476 0 $0
2023-01 0 $0 27,626 $262,694 0 $0
2022-12 0 $0 344,834 $3,133,193 0 $0
2022-11 0 $0 252,214 $2,535,064 0 $0
2022-09 0 $0 3,489,106 $31,768,199 0 $0
2022-06 0 $0 657 $5,157 0 $0

Table 3. Detailed insider trading at Skywater Technology, Inc (SKYT)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2025-08-29 Oxbow Industries, Llc Sale 60,767 12.08 734,126
2025-08-28 Oxbow Industries, Llc Sale 311,959 12.28 3,832,104
2025-08-27 Oxbow Industries, Llc Sale 188,041 12.11 2,276,800
2025-08-26 Oxbow Industries, Llc Sale 756,516 12.06 9,126,609
2025-08-25 Oxbow Industries, Llc Sale 243,484 11.82 2,877,980
2025-08-22 Oxbow Industries, Llc Sale 292,628 11.50 3,365,514
2025-08-21 Oxbow Industries, Llc Sale 37,979 11.16 423,997
2025-08-18 Oxbow Industries, Llc Sale 97,957 11.62 1,138,358
2025-08-15 Oxbow Industries, Llc Sale 5,684 11.51 65,394
2025-08-14 Oxbow Industries, Llc Sale 217,329 11.80 2,564,482
2025-08-13 Oxbow Industries, Llc Sale 287,454 12.38 3,559,255
2025-08-13 Sonderman Thomas (CEO) Sale 24,936 12.24 305,266
2025-08-12 Oxbow Industries, Llc Sale 345,765 12.84 4,439,276
2025-08-08 Manko Steve (CFO) Sale 37,845 13.62 515,524
2025-08-08 Manko Steve (CFO) Option Ex 37,845 10.69 404,563
2025-06-26 Sonderman Thomas (CEO) Sale 14,958 10.04 150,193
2025-06-12 Oxbow Industries, Llc Sale 900 9.13 8,214
2025-06-11 Oxbow Industries, Llc Sale 67,345 9.44 635,804
2025-06-10 Oxbow Industries, Llc Sale 33,640 9.36 314,904
2025-06-09 Oxbow Industries, Llc Sale 17,136 9.36 160,324
2025-05-29 Oxbow Industries, Llc Sale 200 9.50 1,900
2025-05-28 Oxbow Industries, Llc Sale 86,273 9.50 819,593
2025-05-27 Oxbow Industries, Llc Sale 366,418 9.54 3,494,162
2025-03-14 Oxbow Industries, Llc Sale 1,434,337 8.21 11,774,472
2025-03-14 Graves Gregory B (Director) Sale 12,844 8.11 104,164
2025-03-06 Oxbow Industries, Llc Sale 3,800 8.51 32,353
2025-03-05 Oxbow Industries, Llc Sale 86,653 8.51 737,417
2024-12-13 Oxbow Industries, Llc Sale 7,761 9.27 71,913
2024-12-10 Oxbow Industries, Llc Sale 44,296 9.26 410,136
2024-12-09 Oxbow Industries, Llc Sale 61,299 9.38 575,229
2024-12-06 Oxbow Industries, Llc Sale 100,000 9.38 937,700
2024-11-27 Sakamoto John (President and COO) Sale 13,273 8.11 107,644
2024-08-23 Oxbow Industries, Llc Sale 2,673 10.00 26,735
2024-06-14 Fares Nancy (Director) Sale 8,850 7.97 70,507
2024-05-21 Graves Gregory B (Director) Sale 5,432 8.10 44,015
2024-03-07 Oxbow Industries, Llc Sale 368,709 12.32 4,541,388
2024-03-06 Oxbow Industries, Llc Sale 50,771 11.56 587,166
2024-03-05 Oxbow Industries, Llc Sale 10,520 11.50 121,022
2024-03-04 Oxbow Industries, Llc Sale 187,810 11.88 2,231,558
2024-03-01 Oxbow Industries, Llc Sale 139,190 11.67 1,624,764
2024-02-29 Oxbow Industries, Llc Sale 117,989 11.69 1,379,055
2024-02-09 Sonderman Thomas (CEO) Sale 18,989 10.01 190,022
2024-01-25 Sonderman Thomas (CEO) Sale 2,100 10.01 21,014
2024-01-24 Sonderman Thomas (CEO) Sale 17,211 10.01 172,264
2023-12-28 Sonderman Thomas (CEO) Sale 1,700 10.01 17,013
2023-12-11 Hilberg Christopher (Chief Legal Officer) Sale 868 8.09 7,022
2023-12-08 Hilberg Christopher (Chief Legal Officer) Sale 217 8.12 1,760
2023-12-08 Oxbow Industries, Llc Sale 500,000 8.00 4,000,000
2023-08-17 Manko Steve (CFO) Sale 119 6.93 824
2023-08-16 Manko Steve (CFO) Sale 84,800 7.00 593,600
2023-08-14 Ferguson Bradley (Chief Govt Affairs Officer) Sale 16,186 7.26 117,558
2023-08-14 Kosier Steve (Chief Technology Officer) Sale 587 7.26 4,263
2023-08-14 Daniel Amanda (Chief People Officer) Sale 378 7.26 2,745
2023-08-14 Litecky Mark (Chief Revenue Officer) Sale 13,711 7.26 99,582
2023-08-11 Ferguson Bradley (Chief Govt Affairs Officer) Sale 72,603 7.04 511,270
2023-08-11 Kosier Steve (Chief Technology Officer) Sale 2,636 7.04 18,560
2023-08-11 Daniel Amanda (Chief People Officer) Sale 1,692 7.04 11,913
2023-08-11 Litecky Mark (Chief Revenue Officer) Sale 61,501 7.04 433,090
2023-08-01 Ddk Developments, L.l.c. (10% Owner) Sale 57,500 10.83 622,610
2023-08-01 Zibrowski Bart L (10% Owner) Sale 57,500 10.83 622,610
2023-07-17 Ddk Developments, L.l.c. (10% Owner) Sale 7,500 9.11 68,295
2023-07-17 Zibrowski Bart L (10% Owner) Sale 7,500 9.11 68,295
2023-07-03 Ddk Developments, L.l.c. (10% Owner) Sale 7,500 9.20 69,022
2023-07-03 Zibrowski Bart L (10% Owner) Sale 7,500 9.20 69,022
2023-06-20 Graves Gregory B (Director) Sale 7,003 9.25 64,777
2023-06-15 Oxbow Industries, Llc Sale 22,208 9.50 210,998
2023-06-14 Oxbow Industries, Llc Sale 39,598 9.53 377,448
2023-06-12 Kurtzweil John T (Director) Sale 7,447 9.50 70,746
2023-06-08 Daniel Amanda (Chief People Officer) Sale 768 9.58 7,357
2023-06-07 Ddk Developments, L.l.c. (10% Owner) Sale 21,046 10.40 218,878
2023-06-07 Zibrowski Bart L (10% Owner) Sale 21,046 10.40 218,878
2023-06-07 Oxbow Industries, Llc Sale 134,126 101,665.00 13,635,919,790
2023-06-06 Ddk Developments, L.l.c. (10% Owner) Sale 10,954 10.40 113,921
2023-06-06 Zibrowski Bart L (10% Owner) Sale 10,954 10.40 113,921
2023-06-06 Oxbow Industries, Llc Sale 46,095 10.22 471,275
2023-06-05 Ddk Developments, L.l.c. (10% Owner) Sale 17,500 10.13 177,327
2023-06-05 Zibrowski Bart L (10% Owner) Sale 17,500 10.13 177,327
2023-06-05 Oxbow Industries, Llc Sale 10,801 10.15 109,651
2023-06-02 Ddk Developments, L.l.c. (10% Owner) Sale 15,986 10.41 166,462
2023-06-02 Zibrowski Bart L (10% Owner) Sale 15,986 10.41 166,462
2023-05-19 Ddk Developments, L.l.c. (10% Owner) Sale 3,158 10.50 33,159
2023-05-19 Zibrowski Bart L (10% Owner) Sale 3,158 10.50 33,159
2023-05-11 Ferguson Bradley (Chief Govt Affairs Officer) Sale 1,281 9.30 11,917
2023-05-11 Kosier Steve (Chief Technology Officer) Sale 426 9.50 4,048
2023-05-11 Litecky Mark (Chief Revenue Officer) Sale 1,922 9.29 17,864
2023-05-11 Manko Steve (CFO) Sale 2,044 9.30 19,019
2023-05-11 Sonderman Thomas (President & CEO) Sale 12,523 9.32 116,714
2023-03-28 Ddk Developments, L.l.c. (10% Owner) Sale 5,000 10.43 52,140
2023-03-28 Zibrowski Bart L (10% Owner) Sale 5,000 10.43 52,140
2023-03-21 Ddk Developments, L.l.c. (10% Owner) Sale 35,000 11.38 398,230
2023-03-21 Zibrowski Bart L (10% Owner) Sale 35,000 11.38 398,230
2023-03-17 Ferguson Bradley (Chief Govt Affairs Officer) Sale 19,437 11.13 216,275
2023-03-17 Sonderman Thomas (President & CEO) Sale 3,395 11.12 37,762
2023-03-16 Oxbow Industries, Llc Sale 200,000 11.69 2,338,400
2023-03-15 Oxbow Industries, Llc Sale 300,000 11.45 3,436,200
2023-03-14 Oxbow Industries, Llc Sale 41,337 12.53 517,993
2023-03-13 Ddk Developments, L.l.c. (10% Owner) Sale 75,000 12.14 910,200
2023-03-13 Zibrowski Bart L (10% Owner) Sale 75,000 12.14 910,200
2023-03-09 Ferguson Bradley (Chief Govt Affairs Officer) Sale 10,000 14.00 140,030
2023-03-09 Litecky Mark (Chief Revenue Officer) Sale 5,000 13.70 68,500
2023-03-09 Oxbow Industries, Llc Sale 44,163 14.22 628,130
2023-03-08 Oxbow Industries, Llc Sale 228,470 14.34 3,276,259
2023-03-07 Ddk Developments, L.l.c. (10% Owner) Sale 15,000 12.40 185,940
2023-03-07 Zibrowski Bart L (10% Owner) Sale 15,000 12.40 185,940
2023-03-06 Ddk Developments, L.l.c. (10% Owner) Sale 85,000 12.12 1,030,625
2023-03-06 Zibrowski Bart L (10% Owner) Sale 85,000 12.12 1,030,625
2023-03-06 Sonderman Thomas (President & CEO) Sale 20,000 12.20 243,980
2023-03-03 Litecky Mark (Chief Revenue Officer) Sale 6,835 12.66 86,503
2023-03-03 Oxbow Industries, Llc Sale 125,573 12.70 1,594,149
2023-03-02 Oxbow Industries, Llc Sale 105,063 12.64 1,328,206
2023-03-01 Hilberg Christopher (Chief Legal Officer) Sale 513 12.92 6,629
2023-03-01 Spicer John (EVP Operations) Sale 2,165 12.57 27,224
2023-03-01 Ferguson Bradley (Chief Govt Affairs Officer) Sale 1,443 12.58 18,151
2023-03-01 Kosier Steve (Chief Technology Officer) Sale 2,167 12.56 27,219
2023-03-01 Daniel Amanda (Chief Human Resources Officer) Sale 1,444 12.57 18,146
2023-03-01 Litecky Mark (Chief Revenue Officer) Sale 2,165 12.57 27,224
2023-03-01 Oxbow Industries, Llc Sale 201,314 12.90 2,597,755
2023-03-01 Manko Steve (CFO) Sale 2,353 12.57 29,570
2023-03-01 Sonderman Thomas (President & CEO) Sale 4,565 12.58 57,418
2023-02-28 Ddk Developments, L.l.c. (10% Owner) Sale 55,000 11.97 658,350
2023-02-28 Zibrowski Bart L (10% Owner) Sale 55,000 11.97 658,350
2023-02-28 Ferguson Bradley (Chief Govt Affairs Officer) Sale 10,000 13.14 131,430
2023-02-28 Litecky Mark (Chief Revenue Officer) Sale 2,000 13.20 26,400
2023-02-27 Ddk Developments, L.l.c. (10% Owner) Sale 27,500 12.07 332,062
2023-02-27 Zibrowski Bart L (10% Owner) Sale 27,500 12.07 332,062
2023-02-23 Litecky Mark (Chief Revenue Officer) Sale 4,000 13.35 53,416
2023-02-22 Ddk Developments, L.l.c. (10% Owner) Sale 50,000 12.93 646,450
2023-02-22 Zibrowski Bart L (10% Owner) Sale 50,000 12.93 646,450
2023-02-21 Ddk Developments, L.l.c. (10% Owner) Sale 50,000 13.03 651,450
2023-02-21 Zibrowski Bart L (10% Owner) Sale 50,000 13.03 651,450
2023-02-16 Litecky Mark (Chief Revenue Officer) Sale 10,000 15.14 151,420
2023-02-16 Oxbow Industries, Llc Sale 616,184 14.95 9,210,718
2023-02-16 Sonderman Thomas (President & CEO) Sale 10,000 15.35 153,500
2023-02-14 Ddk Developments, L.l.c. (10% Owner) Sale 108,749 12.70 1,443,236
2023-02-14 Zibrowski Bart L (10% Owner) Sale 108,749 12.70 1,443,236
2023-02-13 Ddk Developments, L.l.c. (10% Owner) Sale 1,251 12.00 15,012
2023-02-13 Zibrowski Bart L (10% Owner) Sale 1,251 12.00 15,012
2023-01-20 Ddk Developments, L.l.c. (10% Owner) Sale 13,813 9.51 131,347
2023-01-20 Zibrowski Bart L (10% Owner) Sale 13,813 9.51 131,347
2022-12-19 Ferguson Bradley (Chief Govt Affairs Officer) Sale 40,185 7.84 315,170
2022-12-15 Sonderman Thomas (President & CEO) Sale 4,050 8.40 34,036
2022-12-14 Oxbow Industries, Llc Sale 38,599 9.07 350,054
2022-12-13 Oxbow Industries, Llc Sale 61,700 9.27 571,897
2022-12-12 Oxbow Industries, Llc Sale 118,300 9.30 1,100,426
2022-12-09 Oxbow Industries, Llc Sale 36,500 9.30 339,304
2022-12-08 Oxbow Industries, Llc Sale 37,500 9.28 347,962
2022-12-07 Oxbow Industries, Llc Sale 8,000 9.29 74,344
2022-11-15 Ddk Developments, L.l.c. (10% Owner) Sale 26,107 10.08 263,132
2022-11-15 Zibrowski Bart L (10% Owner) Sale 26,107 10.08 263,132
2022-11-08 Ddk Developments, L.l.c. (10% Owner) Sale 100,000 10.04 1,004,400
2022-11-08 Zibrowski Bart L (10% Owner) Sale 100,000 10.04 1,004,400
2022-09-16 Oxbow Industries, Llc Sale 440,420 8.66 3,815,795
2022-09-16 Unterseher Loren A Sale 440,420 8.66 3,815,795
2022-09-15 Oxbow Industries, Llc Sale 427,920 8.98 3,842,290
2022-09-15 Unterseher Loren A Sale 427,920 8.98 3,842,290
2022-09-13 Unterseher Loren A Sale 96,538 11.86 1,145,133
2022-09-12 Litecky Mark (Chief Revenue Officer) Sale 3,140 11.10 34,841
2022-09-12 Unterseher Loren A Sale 29,794 11.18 333,067
2022-09-12 Sonderman Thomas (President & CEO) Sale 15,000 11.08 166,245
2022-09-09 Spicer John (EVP Operations) Sale 1,968 11.62 22,862
2022-09-09 Ferguson Bradley (Chief Govt Affairs Officer) Sale 76,789 11.52 884,839
2022-09-09 Kosier Steve (Chief Technology Officer) Sale 2,808 11.62 32,628
2022-09-09 Daniel Amanda (Chief Human Resources Officer) Sale 1,804 11.62 20,962
2022-09-09 Litecky Mark (Chief Revenue Officer) Sale 67,645 11.53 779,608
2022-09-09 Manko Steve (CFO) Sale 67,596 11.52 778,908
2022-06-09 Daniel Amanda (Chief Human Resources Officer) Sale 657 7.85 5,157
2022-05-09 Manko Steve (CFO) Sale 1,811 5.74 10,391
2022-05-09 Sonderman Thomas (President & CEO) Sale 9,192 5.74 52,780
2022-03-08 Manko Steve (CFO) Sale 25,200 10.25 258,199
2021-12-17 Oxbow Industries, Llc Sale 101,628 15.03 1,527,062
2021-12-16 Oxbow Industries, Llc Sale 34,368 15.38 528,648
2021-12-15 Oxbow Industries, Llc Sale 100,000 15.28 1,527,600
2021-12-14 Oxbow Industries, Llc Sale 200,000 15.42 3,084,400
2021-12-08 Manko Steve (CFO) Sale 73,292 18.09 1,325,705

Insider trading activities including stock purchases, stock sales, and option exercises of SKYT listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Skywater Technology, Inc (symbol SKYT, CIK number 1819974) see the Securities and Exchange Commission (SEC) website.



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