Kailera Therapeutics, Inc. (KLRA) Institutional Ownership Changes & 13F Activity
Kailera Therapeutics, Inc. (KLRA). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Bain Capital Investors Llc, Bain Capital Life Sciences Investors, Llc, Rtw Investments, Lp, Canada Pension Plan Investment Board, and Price T Rowe Associates Inc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | Buy | +149,817 | — | 149,817 | $3.30M | Q2 2026 | Sep 09, 2026 |
| Citadel Advisors Llc | Buy | +3,240,787 | — | 3,240,787 | $71.39M | Q2 2026 | Sep 02, 2026 |
| California State Teachers Retirement System | Buy | +636 | — | 636 | $14.01K | Q2 2026 | Aug 24, 2026 |
| Royalty Pharma Sub-Manager, Llc | Buy | +2,455,357 | — | 2,455,357 | $54.09M | Q2 2026 | Aug 21, 2026 |
| Nantahala Capital Management, Llc | Buy | +140,000 | — | 140,000 | $3.08M | Q2 2026 | Aug 19, 2026 |
| Bain Capital Investors Llc | Buy | +26,255,581 | — | 26,255,581 | $578.41M | Q2 2026 | Aug 14, 2026 |
| Bain Capital Life Sciences Investors, Llc | Buy | +22,583,268 | — | 22,583,268 | $497.51M | Q2 2026 | Aug 14, 2026 |
| Rtw Investments, Lp | Buy | +10,776,820 | — | 10,776,820 | $237.41M | Q2 2026 | Aug 14, 2026 |
| Canada Pension Plan Investment Board | Buy | +7,304,688 | — | 7,304,688 | $160.92M | Q2 2026 | Aug 14, 2026 |
| Price T Rowe Associates Inc | Buy | +3,534,410 | — | 3,534,410 | $77.86M | Q2 2026 | Aug 14, 2026 |
| Adage Capital Partners Gp, L.L.C. | Buy | +3,208,286 | — | 3,208,286 | $70.68M | Q2 2026 | Aug 14, 2026 |
| Wellington Management Group Llp | Buy | +2,919,110 | — | 2,919,110 | $64.31M | Q2 2026 | Aug 14, 2026 |
| Farallon Capital Management Llc | Buy | +1,100,000 | — | 1,100,000 | $24.23M | Q2 2026 | Aug 14, 2026 |
| Frazier Life Sciences Management, L.P. | Buy | +1,100,000 | — | 1,100,000 | $24.23M | Q2 2026 | Aug 14, 2026 |
| Trails Edge Capital Partners, Lp | Buy | +984,786 | — | 984,786 | $21.69M | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Buy | +821,331 | — | 821,331 | $18.09M | Q2 2026 | Aug 14, 2026 |
| Deep Track Capital, Lp | Buy | +700,000 | — | 700,000 | $15.42M | Q2 2026 | Aug 14, 2026 |
| Eventide Asset Management, Llc | Buy | +616,720 | — | 616,720 | $13.59M | Q2 2026 | Aug 14, 2026 |
| Vestal Point Capital, Lp | Buy | +575,000 | — | 575,000 | $12.67M | Q2 2026 | Aug 14, 2026 |
| Cormorant Asset Management, Lp | Buy | +550,000 | — | 550,000 | $12.12M | Q2 2026 | Aug 14, 2026 |
| Catalio Capital Management, Lp | Buy | +468,750 | — | 468,750 | $10.33M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +421,034 | — | 421,034 | $9.28M | Q2 2026 | Aug 14, 2026 |
| Charles Schwab Investment Management Inc | Buy | +362,910 | — | 362,910 | $7.99M | Q2 2026 | Aug 14, 2026 |
| Seven Grand Managers, Llc | Buy | +175,000 | — | 175,000 | $3.86M | Q2 2026 | Aug 14, 2026 |
| Balyasny Asset Management L.P. | Buy | +154,838 | — | 154,838 | $3.41M | Q2 2026 | Aug 14, 2026 |
| A16Z Capital Management, L.L.C. | Buy | +140,000 | — | 140,000 | $3.08M | Q2 2026 | Aug 14, 2026 |
| Avidity Partners Management Lp | Buy | +80,000 | — | 80,000 | $1.76M | Q2 2026 | Aug 14, 2026 |
| Ghisallo Capital Management Llc | Buy | +75,000 | — | 75,000 | $1.65M | Q2 2026 | Aug 14, 2026 |
| Rock Springs Capital Management Lp | Buy | +65,000 | — | 65,000 | $1.43M | Q2 2026 | Aug 14, 2026 |
| Alliancebernstein L.P. | Buy | +61,090 | — | 61,090 | $1.35M | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about KLRA activity
Which institutional owners are buying KLRA?
Institutional owners buying KLRA include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in KLRA activity?
"Buy" means an investor increased their reported position in KLRA compared to the prior reporting period. This reflects growing exposure to Kailera Therapeutics, Inc. (KLRA) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in KLRA increasing?
Institutional interest in KLRA can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.