- Home
- Insider Trading Stock Activity
- Lewis William
Stock Insider Trading Activity of Lewis William
Chair and CEO
Avg Cost/Share
$170.67
Shares
19,215
Total Value
$3,247,348.91
Owned After
307,206
Chair and CEO
Avg Cost/Share
$174.17
Shares
3,223
Total Value
$561,349.91
Owned After
307,206
SEC Form 4
Chair and CEO
Avg Cost/Share
$175.07
Shares
2,357
Total Value
$412,639.99
Owned After
307,206
SEC Form 4
Chair and CEO
Avg Cost/Share
$173.33
Shares
4,096
Total Value
$709,959.68
Owned After
307,206
SEC Form 4
Chair and CEO
Avg Cost/Share
$166.84
Shares
10,699
Total Value
$1,786,456.65
Owned After
307,206
Chair and CEO
Avg Cost/Share
$206.05
Shares
10,699
Total Value
$2,199,914.53
Owned After
307,206
Chair and CEO
Avg Cost/Share
$128.61
Shares
6,865
Total Value
$881,470.20
Owned After
307,206
Chair and CEO
Avg Cost/Share
$100.00
Shares
135,009
Total Value
$13,553,743.64
Owned After
307,206
Chair and CEO
Avg Cost/Share
$71.26
Shares
12,302
Total Value
$878,292.20
Owned After
307,206
Chair and CEO
Avg Cost/Share
$67.82
Shares
27,887
Total Value
$1,886,957.32
Owned After
307,206
Chair and CEO
Avg Cost/Share
$66.57
Shares
21,213
Total Value
$1,415,572.81
Owned After
307,206
Chair and CEO
Avg Cost/Share
$72.51
Shares
6,830
Total Value
$495,667.74
Owned After
307,206
Chair and CEO
Avg Cost/Share
$70.49
Shares
6,830
Total Value
$479,176.92
Owned After
307,206
Chair and CEO
Avg Cost/Share
$73.94
Shares
6,830
Total Value
$502,577.03
Owned After
307,206
Chair and CEO
Avg Cost/Share
$76.90
Shares
25,580
Total Value
$1,970,420.71
Owned After
307,206
Chair and CEO
Avg Cost/Share
$78.70
Shares
25,580
Total Value
$1,989,796.50
Owned After
307,206
Chair and CEO
Avg Cost/Share
$80.93
Shares
25,580
Total Value
$2,072,721.15
Owned After
307,206
Chair and CEO
Avg Cost/Share
$80.90
Shares
79,350
Total Value
$6,419,415.00
Owned After
307,206
SEC Form 4
Chair and CEO
Avg Cost/Share
$76.96
Shares
25,580
Total Value
$1,993,731.16
Owned After
307,206
Chair and CEO
Avg Cost/Share
$70.25
Shares
38,635
Total Value
$2,711,456.32
Owned After
307,206
Chair and CEO
Avg Cost/Share
$65.11
Shares
15,195
Total Value
$995,012.48
Owned After
307,206
Chair and CEO
Avg Cost/Share
$69.85
Shares
25,580
Total Value
$1,786,643.80
Owned After
307,206
Chair and CEO
Avg Cost/Share
$70.12
Shares
25,580
Total Value
$1,788,349.36
Owned After
307,206
Chair and CEO
Avg Cost/Share
$73.45
Shares
25,580
Total Value
$1,866,705.92
Owned After
307,206
Chair and CEO
Avg Cost/Share
$25.52
Shares
22,198
Total Value
$566,492.96
Owned After
307,206
SEC Form 4
Chair and CEO
Avg Cost/Share
$29.24
Shares
55,007
Total Value
$1,612,927.97
Owned After
307,206
Chair and CEO
Avg Cost/Share
$29.26
Shares
6,979
Total Value
$204,195.07
Owned After
307,206
SEC Form 4
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| Lewis William | INSM | Chair and CEO | Jan 12, 2026 | Sell | $170.67 | 19,215 | $3,247,348.91 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jan 8, 2026 | Sell | $174.17 | 3,223 | $561,349.91 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jan 7, 2026 | Sell | $175.07 | 2,357 | $412,639.99 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jan 6, 2026 | Sell | $173.33 | 4,096 | $709,959.68 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Dec 18, 2025 | Sell | $166.84 | 10,699 | $1,786,456.65 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Dec 4, 2025 | Sell | $206.05 | 10,699 | $2,199,914.53 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Aug 18, 2025 | Sell | $128.61 | 6,865 | $881,470.20 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jun 16, 2025 | Sell | $100.00 | 135,009 | $13,553,743.64 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jun 2, 2025 | Sell | $71.26 | 12,302 | $878,292.20 | 307,206 | |
| Lewis William | INSM | Chair and CEO | May 20, 2025 | Sell | $67.82 | 27,887 | $1,886,957.32 | 307,206 | |
| Lewis William | INSM | Chair and CEO | May 13, 2025 | Sell | $66.57 | 21,213 | $1,415,572.81 | 307,206 | |
| Lewis William | INSM | Chair and CEO | May 1, 2025 | Sell | $72.51 | 6,830 | $495,667.74 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Apr 15, 2025 | Sell | $70.49 | 6,830 | $479,176.92 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Apr 1, 2025 | Sell | $73.94 | 6,830 | $502,577.03 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Mar 17, 2025 | Sell | $76.90 | 25,580 | $1,970,420.71 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Mar 3, 2025 | Sell | $78.70 | 25,580 | $1,989,796.50 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Feb 18, 2025 | Sell | $80.93 | 25,580 | $2,072,721.15 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Feb 5, 2025 | Sell | $80.90 | 79,350 | $6,419,415.00 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Feb 3, 2025 | Sell | $76.96 | 25,580 | $1,993,731.16 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jan 15, 2025 | Sell | $70.25 | 38,635 | $2,711,456.32 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jan 7, 2025 | Sell | $65.11 | 15,195 | $995,012.48 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jan 2, 2025 | Sell | $69.85 | 25,580 | $1,786,643.80 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Dec 19, 2024 | Sell | $70.12 | 25,580 | $1,788,349.36 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Dec 12, 2024 | Sell | $73.45 | 25,580 | $1,866,705.92 | 307,206 | |
| Lewis William | INSM | Chair and CEO | May 13, 2024 | Sell | $25.52 | 22,198 | $566,492.96 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jan 8, 2024 | Sell | $29.24 | 55,007 | $1,612,927.97 | 307,206 | |
| Lewis William | INSM | Chair and CEO | Jan 4, 2024 | Sell | $29.26 | 6,979 | $204,195.07 | 307,206 |