CIK 0001819974
SKYT SkyWater Technology, Inc
Insider trading from SEC Form 4. Last filing Jun 12, 2026. Close $32.46 on Jul 30, 2026, 0% from the 52-week low and 0% from the high.
SkyWater Technology, Inc (SKYT) has 67 SEC Form 4 filings on file from 11 insiders, the latest filed on Jun 12, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.
37 open-market trades have been scored at SKYT. The newest: Steve Manko (CFO) sold $2.0M of stock on Mar 16, 2026, filed Mar 23, 2026, scored 32 (weak), under a 10b5-1 plan. The largest of the 37 shown: Loren A Unterseher (director and 10% owner) sold $15M on Aug 26, 2025, scored 53 (moderate). 3 insiders sold within 14 days of each other around Nov 26, 2025.
SKYT closed at $32.46 on Jul 30, 2026, 0% above its 52-week low and at a 52-week high.
23 Form 144 notices of planned sales are on file, the latest filed Nov 21, 2025.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
11
with a Form 4 at this company
Signals
Open-market buys and sells at SkyWater Technology, Inc, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 32Weak | Steve Manko CFO sell | $2.0M 71,693 shares | -24% | - | |
| 22Weak | Steve Manko CFO sell | $2.5M 91,109 shares | -30% | - | |
| 55Moderate | Loren A Unterseher director, owner sell | $1.5M 100,000 shares | -2% | - | |
| 55Moderate | Loren A Unterseher director, owner sell | $2.9M 200,000 shares | -4% | - | |
| 55Moderate | Loren A Unterseher director, owner sell | $2.9M 200,000 shares | -3% | - | |
| 48Moderate | Thomas Sonderman CEO sell | $70k 5,210 shares | -1% | - | |
| 41Moderate | Loren A Unterseher director, owner sell | $157k 9,662 shares | -0% | - | |
| 65Notable | Steve Manko CFO sell | $870k 50,000 shares | -15% | - | |
| 49Moderate | Thomas Sonderman CEO sell | $89k 5,207 shares | -1% | - | |
| 43Moderate | Loren A Unterseher director, owner sell | $255k 14,200 shares | -0% | - | |
| 28Weak | Loren A Unterseher director, owner sell | $2.2M 120,370 shares | -2% | - | |
| 25Weak | Steve Manko CFO sell | $1.1M 60,829 shares | -16% | - | |
| 27Weak | Steve Manko CFO sell | $656k 43,383 shares | -11% | - | |
| 35Weak | Loren A Unterseher director, owner sell | $3.3M 240,000 shares | -3% | - | |
| 55Moderate | Loren A Unterseher director, owner sell | $3.3M 240,000 shares | -3% | - | |
| 55Moderate | Loren A Unterseher director, owner sell | $2.0M 188,976 shares | -3% | - | |
| 35Weak | Loren A Unterseher director, owner sell | $2.5M 239,643 shares | -3% | - | |
| 49Moderate | Thomas Sonderman CEO sell | $88k 8,355 shares | -2% | - | |
| 44Moderate | Loren A Unterseher director, owner sell | $734k 60,767 shares | -1% | - | |
| 53Moderate | Loren A Unterseher director, owner sell | $15M 1,256,516 shares | -14% | - | |
| 55Moderate | Loren A Unterseher director, owner sell | $6.7M 574,091 shares | -6% | - | |
| 55Moderate | Loren A Unterseher director, owner sell | $3.8M 320,970 shares | -3% | - | |
| 55Moderate | Loren A Unterseher director, owner sell | $8.0M 633,219 shares | -6% | - | |
| 54Moderate | Thomas Sonderman CEO sell | $305k 24,936 shares | -4% | - | |
| 20Weak | Steve Manko CFO sell | $516k 37,845 shares | -9% | - | |
| 24Weak | Thomas Sonderman CEO sell | $150k 14,958 shares | -3% | - | |
| 23Weak | Loren A Unterseher director, owner sell | $8,214 900 shares | -0% | - | |
| 40Moderate | Loren A Unterseher director, owner sell | $1.1M 118,121 shares | -1% | - | |
| 24Weak | Loren A Unterseher director, owner sell | $86k 9,063 shares | -0% | - | |
| 40Moderate | Loren A Unterseher director, owner sell | $4.3M 452,891 shares | -4% | - | |
| 40Moderate | Loren A Unterseher director, owner sell | $1.3M 134,049 shares | -1% | - | |
| 53Moderate | Loren A Unterseher director, owner sell | $12M 1,434,337 shares | -11% | - | |
| 43Moderate | Gregory B Graves director sell | $104k 12,844 shares | -47% | - | |
| 45Moderate | Loren A Unterseher director, owner sell | $770k 90,453 shares | -1% | - | |
| 23Weak | Loren A Unterseher director, owner sell | $72k 7,761 shares | -0% | - | |
| 48Moderate | Loren A Unterseher director, owner sell | $1.9M 205,595 shares | -2% | - | |
| 43Moderate | John Sakamoto President and COO sell | $108k 13,273 shares | -11% | - |
Planned sales
Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales
| Filed | Seller | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Nov 21, 2025 | Thomas Sonderman Affiliate | 5,210 0.01% of outstanding | $70k | Nov 21, 2025 | $177k |
| Nov 14, 2025 | Steve Manko Affiliate | 50,000 0.10% of outstanding | $870k | Nov 14, 2025 | none |
| Nov 14, 2025 | Thomas Sonderman Affiliate | 5,207 0.01% of outstanding | $89k | Nov 14, 2025 | $394k |
| Nov 13, 2025 | CMI Oxbow Partners, LLC 10% Stockholder | 1,000,000 2.06% of outstanding | $21M | Nov 13, 2025 | $44M |
| Sep 26, 2025 | CMI Oxbow Partners, LLC 10% Stockholder | 120,370 0.25% of outstanding | $2.2M | Sep 26, 2025 | $42M |
| Sep 26, 2025 | Manko Steve Officer | 60,829 0.13% of outstanding | $1.1M | Sep 26, 2025 | $1.2M |
| Sep 22, 2025 | Manko Steve Officer | 43,383 0.09% of outstanding | $656k | Sep 22, 2025 | $516k |
| Sep 18, 2025 | CMI Oxbow Partners, LLC 10% Stockholder | 240,000 0.50% of outstanding | $3.1M | Sep 18, 2025 | $941M |
| Sep 10, 2025 | Thomas Sonderman Affiliate | 8,355 0.02% of outstanding | $88k | Sep 10, 2025 | $305k |
| Aug 27, 2025 | CMI Oxbow Partners, LLC 10% Stockholder | 1,000,000 2.08% of outstanding | $12M | Aug 27, 2025 | $33M |
| Aug 25, 2025 | CMI Oxbow Partners, LLC 10% Stockholder | 1,000,000 2.08% of outstanding | $12M | Aug 25, 2025 | $21M |
| Aug 13, 2025 | Thomas Sonderman Affiliate | 24,936 0.05% of outstanding | $305k | Aug 13, 2025 | none |
| Aug 12, 2025 | CMI Oxbow Partners, LLC 10% Stockholder | 1,000,000 2.08% of outstanding | $14M | Aug 12, 2025 | $18M |
| Aug 8, 2025 | Manko Steve Officer | 37,845 0.08% of outstanding | $516k | Aug 8, 2025 | none |
| Jun 26, 2025 | Thomas Sonderman Affiliate | 14,958 0.03% of outstanding | $142k | Jun 26, 2025 | none |
| May 22, 2025 | CMI Oxbow Partners, LLC 10% Stockholder | 1,000,000 2.08% of outstanding | $9.4M | May 22, 2025 | $12M |
| Mar 14, 2025 | CMI Oxbow Partners, LLC 10% Stockholder | 1,427,766 3.00% of outstanding | $11M | Mar 14, 2025 | $770k |
| Mar 14, 2025 | GRAVES GREGORY B Director | 12,844 0.03% of outstanding | $102k | Mar 14, 2025 | none |
| Mar 14, 2025 | Unterseher Loren A 10% Stockholder | 22,090 0.05% of outstanding | $171k | Mar 14, 2025 | none |
| Dec 10, 2024 | CMI Oxbow Partners, LLC 10% Stockholder | 438,701 0.92% of outstanding | $4.0M | Dec 10, 2024 | $1.5M |
| Dec 9, 2024 | CMI Oxbow Partners, LLC 10% Stockholder | 61,299 0.13% of outstanding | $575k | Dec 9, 2024 | $957k |
| Dec 6, 2024 | CMI Oxbow Partners, LLC 10% Stockholder | 100,000 0.21% of outstanding | $957k | Dec 6, 2024 | none |
| Nov 27, 2024 | John Sakamoto affiliate | 13,273 0.03% of outstanding | $108k | Nov 27, 2024 | none |
Transactions
The newest 50 of 118 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 10, 2026 | Nancy Fares director | AGrant or award Common Stock | +4,304 | $0.00 | $0 | 47,805 | Jun 12, 2026 |
| Jun 10, 2026 | Edward Daly director | AGrant or award Common Stock | +4,304 | $0.00 | $0 | 39,183 | Jun 12, 2026 |
| Jun 10, 2026 | Timothy E Baxter director | AGrant or award Common Stock | +5,738 | $0.00 | $0 | 17,166 | Jun 12, 2026 |
| Jun 10, 2026 | Dennis J Goetz director | AGrant or award Common Stock | +4,304 | $0.00 | $0 | 28,017 | Jun 12, 2026 |
| Jun 10, 2026 | Loren A Unterseher director, owner | AGrant or award Common Stock | +4,304 | $0.00 | $0 | 28,017 | Jun 12, 2026 |
| Jun 10, 2026 | Joseph J Humke director | AGrant or award Common Stock | +4,304 | $0.00 | $0 | 28,017 | Jun 12, 2026 |
| Mar 16, 2026 | Steve Manko CFO | SOpen-market sale Common Stock10b5-1 | -71,693 | $27.84 | $2.0M | 224,874 | Mar 23, 2026 |
| Mar 16, 2026 | Steve Manko CFO | FTax withholding Common Stock | -2,842 | $27.86 | $79k | 296,567 | Mar 18, 2026 |
| Mar 16, 2026 | Steve Manko CFO | MOption exercise Common Stock10b5-1 | +9,708 | $10.14 | $98k | 306,275 | Mar 18, 2026 |
| Mar 16, 2026 | Thomas Sonderman CEO | FTax withholding Common Stock | -13,201 | $27.86 | $368k | 553,244 | Mar 18, 2026 |
| Mar 16, 2026 | Christopher Hilberg Chief Risk & Compl. Officer | FTax withholding Common Stock | -1,317 | $27.86 | $37k | 62,929 | Mar 18, 2026 |
| Mar 16, 2026 | Steve Manko CFO | SOpen-market sale Common Stock10b5-1 | -9,708 | $27.84 | $270k | 296,567 | Mar 18, 2026 |
| Mar 16, 2026 | Steve Manko CFO | SOpen-market sale Common Stock10b5-1 | -81,401 | $27.84 | $2.3M | 215,166 | Mar 18, 2026 |
| Mar 16, 2026 | Steve Manko CFO | MOption exercise Options to Acquire Common Stockderivative10b5-1 | -9,708 | $0.00 | $0 | 19,416 | Mar 18, 2026 |
| Mar 15, 2026 | Steve Manko CFO | AGrant or award Common Stock | +29,432 | $0.00 | $0 | 299,409 | Mar 17, 2026 |
| Mar 15, 2026 | Thomas Sonderman CEO | AGrant or award Common Stock | +50,455 | $0.00 | $0 | 566,445 | Mar 17, 2026 |
| Mar 15, 2026 | John Sakamoto President and COO | AGrant or award Common Stock | +21,221 | $0.00 | $0 | 141,395 | Mar 17, 2026 |
| Mar 15, 2026 | Christopher Hilberg Chief Risk & Compl. Officer | AGrant or award Common Stock | +17,946 | $0.00 | $0 | 64,246 | Mar 17, 2026 |
| Feb 17, 2026 | Christopher Hilberg Chief Risk & Compl. Officer | FTax withholding Common Stock | -3,571 | $28.77 | $103k | 46,300 | Feb 19, 2026 |
| Feb 17, 2026 | Steve Manko CFO | FTax withholding Common Stock | -7,145 | $28.77 | $206k | 269,977 | Feb 19, 2026 |
| Feb 17, 2026 | Thomas Sonderman CEO | FTax withholding Common Stock | -5,767 | $28.77 | $166k | 515,990 | Feb 19, 2026 |
| Feb 17, 2026 | John Sakamoto President and COO | FTax withholding Common Stock | -8,539 | $28.77 | $246k | 120,174 | Feb 19, 2026 |
| Dec 8, 2025 | Christopher Hilberg Chief Risk & Compl. Officer | FTax withholding Common Stock | -867 | $18.97 | $16k | 49,871 | Dec 10, 2025 |
| Nov 26, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock | -100,000 | $14.54 | $1.5M | 4,487,394 | Dec 1, 2025 |
| Nov 21, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock | -100,000 | $14.13 | $1.4M | 4,687,394 | Dec 1, 2025 |
| Nov 24, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock | -100,000 | $14.53 | $1.5M | 4,587,394 | Dec 1, 2025 |
| Nov 21, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock | -100,000 | $14.13 | $1.4M | 6,611,256 | Nov 25, 2025 |
| Nov 21, 2025 | Thomas Sonderman CEO | SOpen-market sale Common Stock | -5,210 | $13.38 | $70k | 521,757 | Nov 25, 2025 |
| Nov 24, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock | -100,000 | $14.53 | $1.5M | 6,711,256 | Nov 25, 2025 |
| Nov 18, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock | -9,662 | $16.26 | $157k | 4,787,394 | Nov 20, 2025 |
| Nov 14, 2025 | Steve Manko CFO | SOpen-market sale Common Stock | -50,000 | $17.40 | $870k | 277,122 | Nov 18, 2025 |
| Nov 14, 2025 | Thomas Sonderman CEO | SOpen-market sale Common Stock | -5,207 | $17.00 | $89k | 526,967 | Nov 18, 2025 |
| Oct 3, 2025 | Loren A Unterseher director, owner | GGift Common Stockindirect: By 2023 grantor retained annuity trust | -2,480,746 | $0.00 | $0 | 0 | Nov 17, 2025 |
| Oct 3, 2025 | Loren A Unterseher director, owner | GGift Common Stockindirect: By trust for benefit of son | +457,232 | $0.00 | $0 | 687,812 | Nov 17, 2025 |
| Oct 3, 2025 | Loren A Unterseher director, owner | GGift Common Stockindirect: By trust for benefit of son | +457,232 | $0.00 | $0 | 687,812 | Nov 17, 2025 |
| Oct 3, 2025 | Loren A Unterseher director, owner | GGift Common Stockindirect: By trust for benefit of daughter | +457,232 | $0.00 | $0 | 687,811 | Nov 17, 2025 |
| Oct 3, 2025 | Loren A Unterseher director, owner | GGift Common Stockindirect: By trust for benefit of daughter | +457,232 | $0.00 | $0 | 687,811 | Nov 17, 2025 |
| Oct 3, 2025 | Loren A Unterseher director, owner | GGift Common Stockindirect: By Revocable Trust | +651,818 | $0.00 | $0 | 651,818 | Nov 17, 2025 |
| Nov 13, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock | -2,200 | $20.55 | $45k | 4,809,056 | Nov 17, 2025 |
| Nov 17, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock | -12,000 | $17.45 | $209k | 4,797,056 | Nov 17, 2025 |
| Oct 16, 2025 | John Sakamoto President and COO | FTax withholding Common Stock | -11,028 | $16.59 | $183k | 128,713 | Oct 17, 2025 |
| Sep 26, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock10b5-1 | -120,370 | $18.02 | $2.2M | 6,811,256 | Sep 30, 2025 |
| Sep 26, 2025 | Steve Manko CFO | MOption exercise Common Stock10b5-1 | +19,544 | $14.00 | $274k | 387,951 | Sep 30, 2025 |
| Sep 26, 2025 | Steve Manko CFO | SOpen-market sale Common Stock10b5-1 | -60,829 | $17.40 | $1.1M | 327,122 | Sep 30, 2025 |
| Sep 26, 2025 | Steve Manko CFO | MOption exercise Options to Acquire Common Stockderivative10b5-1 | -19,544 | $0.00 | $0 | 0 | Sep 30, 2025 |
| Sep 22, 2025 | Steve Manko CFO | MOption exercise Common Stock10b5-1 | +4,856 | $11.24 | $55k | 373,263 | Sep 24, 2025 |
| Sep 18, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock10b5-1 | -74,900 | $12.81 | $959k | 7,096,726 | Sep 24, 2025 |
| Sep 22, 2025 | Steve Manko CFO | MOption exercise Common Stock10b5-1 | +21,386 | $11.77 | $252k | 394,649 | Sep 24, 2025 |
| Sep 18, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock10b5-1 | -45,100 | $13.59 | $613k | 7,051,626 | Sep 24, 2025 |
| Sep 19, 2025 | Loren A Unterseher director, owner | SOpen-market sale Common Stock10b5-1 | -120,000 | $14.05 | $1.7M | 6,931,626 | Sep 24, 2025 |
50 of 118 rows shown.
Insiders
Everyone who has filed a Form 4 here.
- Timothy E Baxterdirector
- Edward Dalydirector
- Nancy Faresdirector
- Gregory B Gravesdirector
- Dennis J Goetzdirector
- Christopher HilbergChief Risk & Compl. Officer
- Joseph J Humkeofficer, director
- Steve MankoCFO
- Thomas SondermanCEO
- John SakamotoPresident and COO
- Loren A Unterseherdirector, owner
Questions about SKYT
Answered from the filings on this page, as of the latest one.
Are insiders buying SKYT?
No. In the last 90 days no insider at SkyWater Technology, Inc bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.
Who was the last insider to trade SKYT on the open market?
Steve Manko (CFO) sold $2.0M of SKYT on Mar 16, 2026 and filed the Form 4 on Mar 23, 2026. InsiderTell scored 32 (weak), under a 10b5-1 plan.
How many insiders file Form 4 at SkyWater Technology, Inc?
11 people have filed a Form 4 at SkyWater Technology, Inc, among them Timothy E Baxter (director), Edward Daly (director), Nancy Fares (director). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.