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EdgarHawk

Adsett Roger

Chief Operating Officer

Officer

Latest: COO selling · April 2026

9 filings analyzed · 1 company · Latest 2026-05-15

Companies

Company Buys Sells Direction
INSMED Inc INSM 0 25 Net selling

Activity

May 2026
2026-05-15 INSMED Inc INSM
high
Sell
5,837 shares
$678,143
Significance 7/10

INSM COO Adsett Roger sold 5,837 shares at $116.18 ($678.1K) on 2026-05-13; all 5 prior INSM sells were well-timed at 90 days.

Roger Adsett, Chief Operating Officer of Insmed Inc, sold 5,837 shares at $116.18 for total proceeds of $678,142.66, retaining 100,973 shares post-transaction. His 5 prior sales at INSM each produced negative 90-day returns (-29.9%, -29.6%, -29.2%, -8.0%, and -6.9%), making all 5 well-timed at the 90-day mark. The current price of $109.14 already reflects a -25.6% decline over the 30 days and a -26.6% decline over the 90 days preceding today, and sits -48.7% from the 52-week high of $212.75. Against a fundamental backdrop of $306.0M in quarterly revenue, +66.7% annual revenue growth, and a net loss of $-163.6M, investors may note that the post-transaction price movement continues to align with the negative 90-day return pattern observed across all 5 of Adsett's prior INSM sales.

April 2026
2026-04-03 INSMED Inc INSM
high
Sell
88,060 shares
$14,497,651
Significance 7/10

COO Adsett sold 88,060 shares for $14,497,650.61 across 3 April 2026 transactions, reducing stake 45.2%; stock up 10.5% in 30d but unprofitable company.

COO Roger Adsett executed 3 separate sales totaling 88,060 shares for $14,497,650.61 at blended average price $164.63, reducing his position from 194,870 to 106,810 shares (-45.2% of pre-transaction holdings). The timing is notable: these April 1 sales occur in the context of a stock that has rallied +10.5% over the prior 30 days and sits -23.2% from its 52-week high of $211.41, suggesting he sold during an upswing after recent weakness. However, at INSM specifically, Adsett's prior 5 trades show a 0% well-timed rate at the 90-day mark, with his two most recent INSM sales (Jan 2026) already showing significant 30-day losses (-14.0% and -14.4%), indicating poor prior timing at this particular ticker. Against this, his broader cross-ticker track record shows a 40% well-timed rate at 90 days with an average 90d return of +18.5%, suggesting his sales have historically been poorly positioned. The company context adds weight: INSMED is unprofitable (net income $-370.0M in the latest full year) despite strong 66.7% annual revenue growth, creating fundamental uncertainty that may warrant scrutiny of large insider dispositions, particularly by an executive officer.

January 2026
2026-01-08 INSMED Inc INSM
high
Sell
4,290 shares
$746,711
Significance 6/10

COO sells 4,290 shares at avg $174.06; stock now at $170.27, -19.5% from 52-week high

Roger Adsett, Chief Operating Officer of INSM, executed three separate sales totaling 4,290 shares for $746,710.74 between 2026-01-06 and 2026-01-08 at prices ranging from $173.33 to $175.07, leaving him with 107,601 shares post-transaction. The sales occurred when the stock was trading well above its current price of $170.27, representing a -19.5% decline from the 52-week high of $211.41 and a recent -12.3% drop over 30 days. Across his five prior sales at INSM specifically, Adsett's 90-day timing outcomes have been uniformly poor—0 of 5 prior sells showed negative 90-day returns—suggesting a pattern of selling before rallies rather than before declines. The company remains unprofitable on a full-year basis despite +19.2% annual revenue growth, though the significance of this COO sell is tempered by the modest 3.8% reduction in his remaining stake.

August 2025
2025-08-21 INSMED Inc INSM
medium
Sell
25,000 shares
$3,189,586
Significance 6/10

INSM COO Adsett Roger sold 25,000 shares ($3.2M) at $127.58; stock now at $132.60, up 28.8% in 30 days.

Roger Adsett, Chief Operating Officer, executed two separate sales totaling 25,000 shares (25.0K shares) for $3,189,585.95 ($3.2M) on 2025-08-19, reducing his holdings by 19.1% from 130.6K to 105.6K shares. The sales occurred at a blended average price of $127.58, which is $5.02 below the current price of $132.60—the stock has appreciated 28.8% in the past 30 days and 96.4% over 90 days, placing it at its 52-week high. His same-ticker history at INSM shows 1 of 3 prior sells were well-timed at the 90-day mark; his two June 2025 sales at this ticker have shown modest positive 30-day returns (+5.3% and +6.2%), while May 2025 sales demonstrated strong timing with 90-day returns of +86.0% and +66.5%. The company reported $107.4M in quarterly revenue with +19.2% annual growth, but remains unprofitable with a $-321.7M net loss in the most recent full year.

June 2025
2025-06-18 INSMED Inc INSM
medium
Sell
10,686 shares
$1,056,004
Significance 6/10

INSM COO Adsett Roger sold 10.7K shares ($1.1M) at $98.82 avg; stock up +46.5% in 30 days, +26.3% in 90 days.

Roger Adsett, Chief Operating Officer, executed 2 separate sales totaling 10,686 shares for $1,056,003.52 on 2025-06-16, reducing holdings by 7.6% to 130.6K shares. The sales occurred at a blended average price of $98.82, near the current price of $99.46 and within 2.1% of the 52-week high of $101.59. In his cross-ticker track record, Adsett's 11 prior sells averaged +14.4% return over 30 days and a 66.67% well-timed rate at 90 days, indicating historically strong sell timing. At INSM specifically, his most recent prior sales on 2025-05-14 and 2025-05-13 showed strong 30-day performance (+50.5% and +42.9% respectively), though 90-day outcomes remain unmeasurable. However, his 3 prior INSM sales from February 2025 all generated negative 90-day returns (-15.5%, -18.0%, -17.0%), with 100% of those sales proving well-timed at the 90-day mark. The current sale occurs amid a sharp 30-day rally (+46.5%), which contrasts with the timing of the February sales that preceded declines—the pattern warrants observation as to whether this represents a discretionary decision to exit strength or scheduled activity.

May 2025
2025-05-15 INSMED Inc INSM
high
Sell
9,407 shares
$633,654
Significance 7/10

INSM COO Adsett sells 9.4K shares for $633,653.67; pattern of 5 consecutive well-timed sells at this ticker (90-day timing rate 5 of 5).

Roger Adsett, INSM's COO, executed 2 separate sales totaling 9,407 shares for $633,653.67 across May 13–14, 2025, reducing his holdings by 6.4%. Notably, his prior trades at INSM show a consistent pattern: all 5 of his preceding sales at this ticker were well-timed at the 90-day mark, with each followed by declines ranging from -15.5% to -18.0%. The current share price of $67.22 is -19.8% from the 52-week high and -5.4% over the past 30 days, consistent with broader recent weakness. His cross-ticker track record shows a 66.67% well-timed rate on sells with a -8.7% average 90-day return, indicating consistent ability to sell ahead of downturns. The company remains unprofitable (net income of $-256.6M on revenue of $92.8M in the latest quarter), despite 19.2% annual revenue growth. The convergence of historical sell-timing accuracy at INSM, recent price weakness, and continuing operational losses warrants investor attention to whether this sale signals anticipated business deterioration or represents a disciplined exit pattern.

February 2025
2025-02-12 INSMED Inc INSM
medium
Sell
42,975 shares
$3,378,067
Significance 6/10

COO Adsett Rogers sells 42,975 shares at $77.02–$79.33 for $3.4M, reducing stake by 22.7% to 146.1K shares

Adsett Rogers, Chief Operating Officer, executed 3 separate sales on 2025-02-10 totaling 42,975 shares for $3,378,066.75 at prices ranging from $77.02 to $79.33, with a blended average of $78.61. This reduces his post-transaction holdings to 146,082 shares, a 22.7% reduction from his pre-transaction 189,057 shares. The transaction occurs within the stock's 52-week range, approximately 2.3% below the 52-week high of $81.44 and near current trading of $79.60. His prior trades at INSM show positive 30-day returns (ranging from +21.0% to +25.7% on recent January sales), though the 90-day outcomes remain unmeasured. The company is unprofitable with a $-220.5M net loss in its most recent full fiscal year, though revenue grew 24.4% annually, raising questions about path to profitability relative to the current $14.2B market valuation.

2025-02-07 INSMED Inc INSM
high
Sell
45,705 shares
$3,697,402
Significance 6/10

COO Adsett Roger sold 45,705 shares at avg $80.90 (2 transactions, $3.7M total) near 52-week high; stock at -1.8% from peak.

Adsett Roger, Chief Operating Officer, executed 2 separate sales totaling 45,705 shares for $3,697,401.50 on 2025-02-06 and 2025-02-07, reducing his holdings by -19.5% from 234.8K to 189.1K shares. The transactions occurred at a blended average price of $80.90, which is -1.8% from the stock's 52-week high of $81.44, placing this sale near a recent peak. INSM stock has appreciated +21.6% over the prior 30 days and +8.7% over 90 days, and at the current price of $79.95 remains near the transaction levels. Adsett's same-ticker history shows 4 prior sales at INSM within the past month (2025-01-07 through 2025-01-10), with measurable 30-day outcomes ranging from +21.0% to +22.5% on those earlier trades, indicating the stock has continued to climb after his prior recent sales. The underlying business remains unprofitable (net income $-220.5M in the most recent fiscal year) despite revenue growth of +24.4% and current market cap of $14.3B.

January 2025
2025-01-10 INSMED Inc INSM
high
Sell
9,228 shares
$597,759
Significance 6/10

COO Roger Adsett sells 9,228 shares for $597,758.76 as INSM stock falls 12.1% in 30 days amid unprofitable operations

Roger Adsett, Chief Operating Officer of INSMED Inc, executed 4 separate sales totaling 9,228 shares for $597,758.76 between January 7–10, 2025, reducing his holdings by 5.9% from 156,767 to 147,539 shares. The transactions occurred at prices ranging from $63.62 to $66.10, with a blended average of $64.78, occurring within a period when INSM stock has declined 12.1% over 30 days and trades 17.4% below its 52-week high of $79.01. Against a backdrop of negative net income of $-220,524,000.00 in the most recent full fiscal year and continuing unprofitability, this insider sale by a senior executive signals material cash reallocation at a depressed valuation moment. The sale warrants investor attention given the company's operational losses and the timing relative to recent price weakness.

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