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United States Pharmaceuticals

Kailera Therapeutics Inc (KLRA)

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Over the last 90 days, Kailera Therapeutics Inc. has seen significant insider buying activity, with a total buy value of $326.75 million. All five reported transactions were purchases, indicating a strong positive sentiment from insiders. The stock has experienced a 22.1% price increase over the same period.
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Ticker: KLRA Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
RTW INVESTMENTS, LP
1 purchase — total 8,000,000 USD
Buy 20 Apr 2026
Value US$4,094,627.63 | Price 155.47 | Shares 84,618
Buy 20 Apr 2026
Value US$4,300,214.24 | Price 430.90 | Shares 36,356
Buy 20 Apr 2026
Value US$25,000,000.00 | Price 16.00 | Shares 1,562,500
Buy 20 Apr 2026
Value US$25,000,000.00 | Price 16.00 | Shares 1,562,500
Buy 20 Apr 2026
Value US$134,375,008.00 | Price 16.00 | Shares 8,398,438
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-04-22 2026-04-20 B Purchase
2.7
RTW INVESTMENTS, LP
Large shareholder
84,618 -13.2%
155.47
US$4,094,628 		84,618 -13.2% 155.47 US$4,094,628
2026-04-20 2026-04-20 B Purchase
2.3
BAIN CAPITAL INVESTORS LLC
Large shareholder
36,356 -48.7%
430.90
US$4,300,214 		36,356 -48.7% 430.90 US$4,300,214
2026-04-20 2026-04-20 B Purchase
4.0
Koppel Adam
Non-Executive Director Large shareholder
19,285 -16.8%
235.50
US$3,727,967 		19,285 -16.8% 235.50 US$3,727,967
2026-04-20 2026-04-20 B Purchase
2.7
Bain Capital Life Sciences Investors, LLC
Large shareholder
1,562,500 +7.4%
16.00
US$25,000,000 		1,562,500 +7.4% 16.00 US$25,000,000
2026-04-20 2026-04-20 B Purchase
3.0
Kaplan Andrew T.
Non-Executive Director Large shareholder
8,398,438 +47.0%
16.00
US$134,375,008 		8,398,438 +47.0% 16.00 US$134,375,008
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